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Why Rechargeable Lithium Batteries Are Essential for Data Acquisition Equipment

At HIMAX ELECTRONICS, a dedicated battery manufacturer with 12+ years of experience, we design and produce advanced rechargeable batteries for mission-critical applications. Our specialized battery solutions include Li-ion, LiFePO4, LiPo, and NiMH chemistries, supported by our in-house factory capabilities: automated welding, smart BMS integration, and rigorous aging test systems.

Today’s post focuses on why our 14.8V 10Ah, 24V 15Ah, and 25.6V 15Ah rechargeable lithium batteries are ideal for powering data acquisition systems (DAQs) used in industrial, automotive, aerospace, and field-monitoring environments.

H2: The Importance of Power in Data Acquisition Systems

A data acquisition system collects, processes, and transmits real-time data from sensors and instruments. These systems require reliable, high-capacity, and safe power sources to ensure consistent performance—especially in remote or mobile operations where grid power isn’t available.

H3: Key Battery Requirements for DAQ Systems

Long runtime for extended field data collection
Rechargeability for sustainability and cost-efficiency
Compact form factor to fit inside portable enclosures
High safety standards to protect sensitive electronics
Stable voltage and consistent current output

Recommended Battery Models and Specifications

Our top rechargeable lithium batteries models for DAQ applications include the following:

Model	Nominal Voltage	Capacity	Chemistry	Cycle Life	Application Example
14.8V 10Ah	14.8V	10Ah	Li-ion	500–800	Portable DAQ in drones or vehicles
24V 15Ah	24V	15Ah	Li-ion	500–800	Environmental monitoring systems
25.6V 15Ah	25.6V	15Ah	LiFePO4	2000+	Stationary or transportable DAQ setups

Why Our Batteries are a Perfect Fit for DAQ Applications

1. Rechargeability & Extended Lifespan

Our Li-ion and LiFePO4 batteries are fully rechargeable, reducing operating costs.

The 25.6V 15Ah LiFePO4 battery can reach up to 2000+ cycles, ensuring long-term deployment in remote DAQ operations.

2. High Energy Density in a Compact Package

Space-constrained systems like UAVs or portable DAQs benefit from our compact Li-ion 14.8V 10Ah battery, which balances weight and power.

Energy density helps reduce enclosure size and total system weight.

3. Safety You Can Rely On

Our batteries are integrated with advanced Battery Management Systems (BMS) that offer:

Overvoltage protection
Overcurrent protection
Over-temperature monitoring
Short circuit prevention

LiFePO4 chemistry, used in our 25.6V 15Ah model, is especially noted for thermal stability and non-flammability—ideal for sensitive equipment.

4. Reliable Power for Continuous Operation

DAQ systems require uninterrupted power for accurate logging. Our batteries maintain steady voltage curves, even under load, preventing data gaps or system resets.

24V 15Ah batteries can provide hours of reliable runtime for multi-channel DAQ units.

5. Flexible Size and Customization

At HIMAX ELECTRONICS, we offer OEM/ODM battery packs tailored to your dimensions, voltage range, connectors, and form factors.

Real-World Use Cases

Industrial Field Monitoring

Battery-powered DAQs are deployed in harsh outdoor environments to monitor:

Soil quality, temperature, and moisture
Gas pipeline sensors
Wind turbine condition

Our LiFePO4 25.6V 15Ah battery supports day-to-night operation with safe thermal performance.

Automotive and Aerospace Testing

In vehicles and aircraft, portable DAQs require lightweight batteries that can deliver high current without voltage drops. Our 14.8V 10Ah Li-ion battery supports mobile vibration tests and ECU diagnostics.

Remote Data Stations

In off-grid locations, DAQs powered by our 24V 15Ah Li-ion packs collect and transmit environmental or seismic data over days without recharging.

Factory Advantages – HIMAX ELECTRONICS

As a battery factory, we provide:

Direct pricing without middlemen
Fast lead times for standard and custom packs
Customization for voltage, BMS, connector, housing
Rigorous testing for temperature, cycle life, vibration

Our In-House Manufacturing Strength

Fully automatedspot welding machines
Charge/discharge aging chambersfor reliability
ISO9001-certified quality control system
Design engineering support for custom DAQ batteries

Final Thoughts – Powering Data Reliability

A high-quality battery can make or break the reliability of a data acquisition system. At HIMAX ELECTRONICS, we combine manufacturing excellence with engineering know-how to supply you with rechargeable battery packs tailored for your data-driven mission.

Let us power your next data acquisition project—contact us for datasheets, prototypes, or custom battery solutions.

July 24, 2025

Li-Ion Battery, News

Why Lithium-Ion Batteries Are Ideal for Mobile Equipment

Why Our Factory-Made Lithium Batteries Are Ideal for Mobility Applications

As a professional battery manufacturer with over 12 years of experience, we specialize in producing high-quality rechargeable battery solutions. Our product line includes Li-ion batteries, LiFePO4 (Lithium Iron Phosphate) batteries, LiPo (Lithium Polymer) batteries, and NiMH batteries. With in-house production lines, automated welding equipment, and aging test systems, we ensure every battery pack we deliver is safe, reliable, and built to perform.

In this blog, we are proud to introduce our popular models—24V 7Ah, 8Ah, and 9Ah Li-ion batteries, along with our 25.6V 10Ah LiFePO4 battery—engineered for use in a wide range of electric mobility applications:

Personal electric vehicles(e-bikes, scooters, e-skateboards)
Portable medical devices
Electric wheelchairs and mobility scooters

Why Lithium-Based Batteries Are Ideal for Mobile Equipment

1.Rechargeability and Long Cycle Life

One of the most significant advantages of lithium-based batteries is their ability to be recharged hundreds to thousands of times. This makes them an eco-friendly and cost-effective solution for devices that are used daily.

Li-ion batteriestypically support 500-800 full charge cycles.
LiFePO4 batteriescan deliver over 2000 cycles, making them ideal for long-term use.

2.Compact Size and Flexible Design

Our 24V battery packs are compact, lightweight, and customizable to fit into limited spaces—a crucial advantage for wearable medical devicesor compact mobility scooters.

Our factory-made lithium batteries offer high energy density, resulting in smaller sizes for the same capacity.
Flexible design allows for cylindrical or prismatic cells, depending on your device layout.

3.High Capacity for Long Runtime

We offer a wide range of capacities from 7Ah to 10Ah, enabling longer use per charge:

Model	Nominal Voltage	Capacity	Chemistry	Cycle Life	Application
24V 7Ah	24V	7Ah	Li-ion	500-800	E-scooter, light wheelchair
24V 8Ah	24V	8Ah	Li-ion	500-800	E-bike, foldable scooter
24V 9Ah	24V	9Ah	Li-ion	500-800	Portable ventilators, powered carts
25.6V 10Ah	25.6V	10Ah	LiFePO4	2000+	Wheelchairs, patient transport devices

H3: 4. Safety and Stability

Our Li-ion and LiFePO4 batteries are equipped with advanced Battery Management Systems (BMS) that provide protection against:

Overcharge
Over-discharge
Short-circuit
Over-temperature

Especially, LiFePO4 chemistry is known for thermal and chemical stability, offering peace of mind for use in medical-grade equipment.

H3: 5. Sustainable and Cost-Efficient

Unlike disposable battery solutions, our rechargeable batteries reduce long-term cost and environmental impact:

Rechargeable up to 2000 times
Less e-waste
Lower replacement frequency

Applications in Detail

Personal Electric Vehicles: Our 24V lithium batteries are widely used in compact e-mobility applications:
Electric scooters: Lightweight and compact design supports portability
E-bikes: Long range without increasing battery volume
Skateboards: Slim form factor with consistent high output
Wheelchair: Good quality and stable performance. Safety is initial.

With stable discharge voltage, these batteries help ensure uninterrupted operation in life-critical devices.

Electric Wheelchairs and Mobility Scooters

For seniors or those with mobility challenges, battery performance directly affects quality of life. Our LiFePO4 25.6V 10Ah battery:

Offers high safety and long lifespan

Enables long-distance rides

Reduces weight for ease of transport

Why Choose Us As Your Battery Manufacturer

We are more than just a battery supplier—we are a dedicated battery factory with in-house engineering and manufacturing teams. Working with us means:

Factory-direct pricing
Customizable solutions
Strict quality control
Fast lead times

Our Factory Capabilities Include:

Automated battery welding machinesfor consistency
Aging test equipmentfor pre-delivery performance validation
OEM/ODM support for custom voltage, shape, BMS, and connectors

Final Thoughts – A Reliable Partner for Your Battery Needs

Whether you are developing a next-generation mobility scooter or medical transport device, choosing the right battery is essential. With over 12 years of battery manufacturing experience, we provide safe, efficient, and high-performance 24V batteries that keep your innovations moving forward.

July 24, 2025

Lithium-ion Battery Wholesale, News

Why “Overcharged-Low Discharge” and “Undercharged-High Discharge” Happen in Lithium Battery Packs

high-quality-18650-battery-holder-materials

In the real-world application of lithium-ion battery packs, performance issues like overcharged-low discharge and undercharged-high discharge are common causes of customer complaints. These phenomena can severely impact the performance evaluation, safety, and overall user experience of battery systems.

This article aims to break down these two issues in simple, professional terms — explaining their symptoms, root causes, potential risks, and possible solutions. Whether you’re a battery designer, manufacturer, or end-user, this guide can help you better understand and manage these challenges.

1. The Overcharged-Low Discharge Issue: Hidden Capacity Loss and Safety Risks

What Is Overcharged-Low Discharge?

The term overcharged-low discharge refers to a mismatch between the battery pack’s charging and discharging capacity. For example, a pack rated at 100Ah may appear to charge up to 105Ah, but during discharge, it only delivers 95Ah. This leads to confusion about the battery’s actual capacity and performance.

What Causes It?

There are several technical reasons behind this issue:

Inconsistent Cell Aging: In a multi-cell battery pack, not all cells age at the same rate. Some cells degrade faster due to manufacturing differences or usage conditions. During charging, weaker cells reach their maximum voltage sooner, causing the Battery Management System (BMS) to halt charging to prevent overcharging — even though other cells are not fully charged. During discharge, these weaker cells also drop voltage faster, again prompting the BMS to stop discharging early.

Internal Resistance Differences: Cells with higher internal resistance show a faster voltage rise during charging and a quicker drop during discharging. This leads to misleading voltage readings that cause early cutoffs by the BMS.

Uneven Temperature Distribution: Cells operating in cooler areas of the pack show reduced electrochemical activity, which limits their ability to charge or discharge fully. These cells become bottlenecks, reducing the usable capacity of the entire pack.

What Are the Risks?

Misleading Capacity Indications: Users may believe the battery has more capacity than it can safely deliver.

Accelerated Aging: Cells that are frequently undercharged or prematurely stopped during charge/discharge cycles age more quickly.

Safety Hazards: In extreme cases, deep discharge of weak cells can lead to lithium plating or thermal runaway — a dangerous safety concern.

2. The Undercharged-High Discharge Issue: Algorithm Errors and Temperature Effects

What Is Undercharged-High Discharge?

This is a phenomenon where a battery appears to charge less than its rated capacity but releases more during discharge. For instance, it might charge to 95Ah but discharge 98Ah. This seems counterintuitive but is observed in many battery pack applications.

What Causes It?

BMS Calibration Errors: The BMS may inaccurately estimate the battery’s state of charge (SOC), leading to an early stop during charging or extended discharging.

Low-Temperature Charging: In cold environments, lithium-ion mobility is reduced, decreasing charge acceptance. However, when the temperature rises during discharging, the cells can perform normally, appearing to release more energy than they received.

Balancing Circuit Interference: During charging, passive balancing circuits may drain energy from higher-voltage cells to equalize the pack, lowering the total reported charge.

What Are the Risks?

Unnecessary Service Complaints: Users may believe the battery did not charge properly and request service or replacement.

Over-Discharge Risk: The battery may discharge below safe limits due to inaccurate SOC readings.

Structural Damage to Electrodes: Repeated over-discharge or undercharge can degrade the internal structure of the battery cells, shortening lifespan.

3. The Root Cause: Inconsistency Among Cells

At the core of both problems is one major factor: cell inconsistency. Variations between individual cells lead to imbalances during both charging and discharging. These inconsistencies stem from three main areas:

Manufacturing Variability: Even small differences in electrode coating thickness or electrolyte saturation can result in performance variation between cells.

Uneven Usage Conditions: Non-uniform heat distribution, differing current paths, and environmental conditions cause individual cells to age at different rates.

Diverging Aging Speeds: Some cells may deteriorate faster due to localized overheating, repeated overcharge/discharge cycles, or physical stress.

4. Effective Solutions: From Design to Intelligent Management

Addressing these problems requires a multi-pronged strategy from the initial cell selection to long-term system management.

Cell Grading and Grouping

Before assembling the pack, cells should be sorted based on their capacity, internal resistance, and self-discharge rate. Grouping closely matched cells reduces imbalance and improves the performance of the entire pack.

Advanced Balancing Technologies

Active Balancing: Transfers energy from higher-voltage cells to lower-voltage ones using inductors or capacitors. This improves pack efficiency but increases system complexity and cost.

Passive Balancing: Uses resistors to bleed excess energy from stronger cells. While simpler and cheaper, it wastes energy and is less efficient.

Smarter BMS Algorithms

Combine Coulomb Counting (Ah integration) with Open Circuit Voltage (OCV) methods for more accurate SOC estimations.

Monitor individual cell voltages and temperatures in real time, and trigger balancing actions if the voltage gap exceeds set thresholds (e.g., >0.3V).

Better Thermal Management

Use liquid cooling or forced air systems to maintain a uniform temperature across all cells.

Avoid localized hotspots or cold zones that can accelerate aging or reduce performance.

5. Conclusion: Focus on Consistency, Intelligence, and Control

The overcharged-low discharge scenario often indicates the presence of weak cells that limit the overall capacity and raise safety concerns. The undercharged-high discharge issue is usually linked to BMS miscalibration or environmental factors like low temperature.

Ultimately, both issues can be traced back to inconsistencies between individual cells. The best long-term solution lies in:

Careful matching of cells at the factory,

Applying dynamic balancing methods, and

Employing smart BMS algorithms with real-time monitoring.

As lithium-ion battery packs technologies evolve, advanced sorting equipment, AI-powered BMS systems, and efficient thermal designs will become key tools in minimizing these customer complaints and maximizing battery performance.

By implementing these strategies, manufacturers can build safer, longer-lasting, and more reliable lithium-ion battery packs — delivering real value to customers in today’s increasingly electrified world.

Reference: “Why Do Battery Packs Show Overcharged-Low Discharge and Undercharged-High Discharge?” by Buyan (Original article in Chinese).

July 23, 2025

Li-Ion Battery, News

Poor Li-ion Cell Consistency: What’s the Root Cause and How to Solve It?

A Critical Path to Improving Li-ion Battery Pack Performance and Service Life

In Li-ion battery systems, poor consistency among cells is widely recognized as a core issue impacting the performance, safety, and lifespan of the entire battery pack. It not only limits the effective energy output but also introduces risks such as thermal runaway and uneven degradation during cycling.

This article analyzes poor consistency across multiple dimensions—capacity, internal resistance, voltage, self-discharge rate, and thermal response—and outlines the underlying causes and solutions to improve reliability and operational efficiency of Li-ion battery packs.

What Is Poor Li-ion Cell Consistency?

Poor Li-ion Cell consistency refers to significant variations in key electrical characteristics among Li-ion battery cells within the same pack or production batch. It is typically manifested in the following ways:

1. Capacity Inconsistency

When the rated or actual discharge capacity difference between cells exceeds ±3%, the performance of the entire Li-ion battery pack is limited by the weakest cell (the “barrel effect”), reducing usable capacity by up to 15%.

2. Internal Resistance Inconsistency

A ≥5% difference in internal resistance causes some cells to overheat during charge/discharge cycles, accelerating aging and triggering a vicious cycle:
higher resistance → higher temperature → further resistance increase.

3. Voltage Inconsistency

If the open-circuit voltage (OCV) deviation exceeds 0.05V, cells in series configurations are prone to imbalance—low-voltage cells may be over-discharged, and high-voltage cells overcharged, leading to cycle instability and safety concerns.

4. Self-Discharge Rate Differences

Variations in self-discharge rates cause SOC (state of charge) divergence after idle storage. The K-value (voltage drop over time) should be used to detect and screen out abnormal cells. Failure to do so increases pack inconsistency over time.

5. Thermal Response Inconsistency

If temperature differences between cells exceed 5°C during operation, localized hot spots may accelerate aging, widening performance disparities further.

Causes of Poor Li-ion Cell Consistency

1. Manufacturing Process Variations

Uneven slurry coating and variations in active material density

Inconsistent roll-pressing thickness

Errors in electrolyte injection or sealing processes

These factors result in initial inconsistencies in Li-ion battery cells at the production stage.

2. Amplification During Use

Small initial differences become magnified through charge/discharge cycles:

Lower-capacity cells are more prone to over-discharge, damaging active material

Higher-capacity cells may remain near overcharge conditions, increasing the risk of lithium plating

3. Safety and System-Level Impacts

Risks of localized lithium plating and thermal runaway increase significantly (see “Li-ion Battery Safety Issues and Failure Analysis”)

BMS (Battery Management System) balancing strategies cannot fully compensate for long-term physical differences between cells

Solutions to Improve Cell Consistency

Manufacturing-Side Improvements:

Slurry Coating and Roll-Press Optimization:
Control electrode sheet density variation within ±1.5%to ensure uniform active material distribution.
Vacuum Drying Temperature Uniformity:
Maintain drying oven temperature deviation under 3°Cto ensure uniform electrolyte behavior and separator integrity.
Multi-Parameter Cell Sorting and Grouping:
Sort and assemble cells based on capacity, internal resistance, and voltage, ensuring matched characteristics before pack assembly.

Application-Side Improvements:

Thermal Management at Module Level:
Keep temperature differences across modules within 5°Cto prevent uneven degradation.
Intelligent Balancing System:
Use active balancing strategies(e.g., energy transfer-based BMS) to dynamically equalize SOC across cells.
Routine Monitoring and Maintenance:
Continuously track internal resistance and voltage changes to detect and isolate underperforming cells early.

Final Thoughts: Consistency Is the Foundation of Battery System Safety

While not always a visible parameter, cell consistency is the underlying logic of long-term reliability in any Li-ion battery system. By combining precision-controlled manufacturing with real-time system-level balancing, manufacturers can significantly improve battery pack consistency, extend service life, and ensure safety under demanding conditions.

For high-performance Li-ion battery pack applications—such as energy storage systems (ESS), power tools, and medical devices—cell consistency is the critical factor that distinguishes a qualified product from an outstanding one.

Interested in our expertise in cell grading, automated consistency testing, or BMS balancing solutions?
Contact the HIMAX ELECTRONICS sales team for detailed documentation, product samples, or engineering consultation.

July 23, 2025

Li-Ion Battery, News

Exploring Lithium-Ion Batteries: Understanding Lithium-Ion Battery Materials

A Deep Dive into the Core Components of Li-ion Batteries Technology

In today’s rapidly advancing technological world, lithium-ion batteries (Li-ion batteries) have become indispensable. From smartphones and laptops to electric vehicles and large-scale energy storage systems, Li-ion batteries are driving modern life thanks to their high energy density, long lifespan, and low self-discharge rate.

Let’s break down the fundamental components of a Li-ion battery—starting from cathode and anode materials, to electrolytes, separators, and auxiliary materials—and understand how they influence performance, safety, and cost.

I. Cathode Materials: The Performance Determinants

1. Lithium Cobalt Oxide (LiCoO₂)

Advantages: High energy density (~200mAh/g), stable voltage platform, widely used in smartphones, laptops, and other 3C products.

Disadvantages: Scarce cobalt resources, high cost, and poor thermal stability, which may pose safety risks at high temperatures.

2. Lithium Manganese Oxide (LiMn₂O₄)

Advantages: Low cost, high safety, suitable for power tools and low-speed electric vehicles.

Challenges: Relatively low capacity (~120mAh/g), and manganese dissolution during cycling, leading to performance degradation.

3. Ternary Materials (NCM/NCA)

Advantages: High energy density (~220mAh/g), with performance optimized by adjusting nickel (Ni), cobalt (Co), and manganese (Mn) ratios. The mainstream choice for electric vehicles.

Trends: High-nickel formulations (e.g., NCM811) can further increase energy density but require solutions for thermal runaway risks and cycle life issues.

4. Lithium Iron Phosphate (LiFePO₄)

Advantages: Ultra-long lifespan (>10,000 cycles), excellent thermal stability, widely used in electric buses and energy storage systems.

Innovation Directions: Manganese doping or composite with ternary materials to enhance voltage platform and energy density.

II. Anode Materials: The Key to Energy Storage

1. Graphite

Mainstream Choice: Theoretical capacity of 372mAh/g, low cost, and mature technology, but limited fast-charging performance.

2. Silicon-Based Materials

Future Trend: Theoretical capacity up to 4200mAh/g, but suffers from large volume expansion (~300%). Solutions include nanostructuring and carbon coating to improve stability.

3. Lithium Titanate (Li₄Ti₅O₁₂)

Advantages: “Zero-strain” material with extremely long cycle life, ideal for high-safety applications such as medical devices.

III. Electrolytes: The Ion Conduction Highway

The electrolyte is the ionic “highway” inside a Li-ion battery, enabling lithium ions to move between the anode and cathode during charge and discharge. Liquid electrolytes are most common, typically consisting of a lithium salt dissolved in organic solvents.

LiPF₆is the most commonly used lithium salt, accounting for up to 43% of electrolyte costs.
Organic solvents like ethylene carbonate (EC), dimethyl carbonate (DMC), diethyl carbonate (DEC), and ethyl methyl carbonate (EMC)are used in blends to optimize performance and stability.

The choice of electrolyte affects not only ionic conductivity but also cycle life and thermal performance.

IV. Separator: The Battery’s Safety Guardian

Though thin and passive, the separator plays a critical safety role in preventing internal short circuits by physically separating the cathode and anode while allowing lithium ions to pass through. Most commercial separators are polyolefin-based microporous membranes made from polypropylene (PP) and/or polyethylene (PE), including:

PE single-layer membranes
PP single-layer membranes
PP/PE/PP trilayer membranes

These separators must exhibit excellent mechanical strength and thermal shut-down behavior to ensure long-term safety.

V. Auxiliary Materials: The Unsung Heroes

While not active in electrochemical reactions, auxiliary materials are essential in optimizing battery structure and performance.

1. Conductive Agents

These improve the electrical connectivity between particles within the electrode. Common conductive agents include carbon black, vapor-grown carbon fibers (VGCF), and carbon nanotubes.

2. Binders

Binders such as polyvinylidene fluoride (PVDF) and styrene-butadiene rubber (SBR) hold active materials and conductive agents together, ensuring strong adhesion to current collectors.

3. Current Collectors

Aluminum foil is used as the positive current collector for its stability at higher voltages.

Copper foil is used on the negative side due to its superior conductivity.

Nickel tabs and aluminum tabs serve as terminals and maintain external circuit connections.

Conclusion

Understanding the materials used in Li-ion batteries is key to appreciating their design, performance, and safety. From high-voltage cathodes to conductive separators and precise electrolyte systems, every component plays a critical role in shaping battery efficiency and durability.

At HIMAX ELECTRONICS, we focus on integrating advanced material science into our Li-ion battery pack production, ensuring long-term reliability across diverse applications—from electric mobility to medical devices and renewable energy storage. If you’d like to explore more about our battery solutions, feel free to get in touch with our team.

July 18, 2025

LifePO4 Battery, News

Why LiFePO4 Batteries Should Be Checked Every 3 Months During Long-Term Storage

LiFePO4 battery packs are known for their long lifespan, safety, and excellent thermal stability, making them ideal for solar storage, RV systems, marine use, and backup power. However, even these highly durable batteries require periodic attention when stored for extended periods.

At HIMAX Electronics, we provide high-performance LiFePO4 battery packs for industrial and consumer applications, and we always recommend one key maintenance rule during long-term storage:

👉 Check your LiFePO4 battery at least every 3 months.

Why is this simple step so important? Let’s break it down.

1. Self-Discharge Is Slow—But Still Happens

LiFePO4 batteries have a very low self-discharge rate—typically 2–3% per month under ideal conditions. But over time, this adds up. If a battery is stored for a year without checks, it could lose over 30% of its charge, potentially dropping below the safe voltage threshold.

At HIMAX Electronics, we recommend rechecking every 3 months to avoid deep discharge, which can permanently reduce capacity or even render the battery inoperable.

2. Avoid Over-Discharge and Irreversible Damage

LiFePO4 batteries typically operate safely between 2.5V and 3.65V per cell. During long storage, if the voltage drops below 2.5V per cell, it may lead to:

Internal chemical imbalance
Lithium plating or copper dissolution
Capacity loss or failure to recharge

Checking every 3 months ensures voltage levels remain above the critical threshold and allows for recharging if needed.

3. Environmental Conditions Can Fluctuate

Even if the battery was stored under optimal conditions (10–25°C), changes in temperature or humidity can accelerate degradation. For example:

Heat increases self-discharge and internal resistance
Cold may reduce voltage output and slow recovery
High humidity can cause corrosion or moisture intrusion

Routine inspections allow you to catch these issues early, especially in off-grid or outdoor storage environments. HIMAX Electronics also offers battery enclosures for climate-sensitive applications.

4. Preserve Calendar Life and Warranty Compliance

Checking the battery periodically isn’t just about performance—it’s about protecting your investment. Failing to inspect batteries could:

Shorten their overall calendar life
Void warranty terms due to neglect
Increase the risk of needing early replacements

HIMAX Electronics encourages scheduled inspections to help our customers get the full value and lifespan from our battery packs.

5. Ensure Instant Readiness in Backup Applications

If your LiFePO4 battery is used for emergency backup, it must be ready at all times. Quarterly checks ensure the system can:

Start immediately during a power outage
Deliver sufficient energy for critical equipment
Safely operate without voltage drops or alarms

HIMAX Electronics integrates smart BMS (Battery Management Systems) in many of our battery packs, enabling remote voltage checks and alerts for added convenience.

Best Practices for Quarterly Battery Checkups

Checklist Item	Recommended Action
Check Voltage	Recharge if < 3.2V per cell
Visual Inspection	Look for swelling, corrosion, damage
Check Terminals & Cables	Ensure clean, dry, and tight connections
Rebalance SOC (if needed)	Charge to 50% for continued storage
Review BMS Logs (if available)	Monitor any error codes or alerts

HIMAX Electronics Supports Long-Term Performance

At HIMAX Electronics, we don’t just sell batteries—we engineer complete power solutions designed for durability, safety, and convenience. Our LiFePO4 battery packs are built with:

Smart BMSfor protection and monitoring
Low self-discharge cellsfor long shelf life
Documentation and supportfor storage best practices

Need help planning a long-term storage routine? Our engineers are ready to assist you with tailored storage protocols and monitoring tools.

Conclusion

While LiFePO4 batteries are impressively stable during storage, regular maintenance is still essential. By checking your battery every 3 months, you’ll protect it from irreversible damage, extend its service life, and ensure it’s always ready when you need it.

Trust HIMAX Electronics to deliver energy solutions that last—and help you take care of them the right way.

July 18, 2025

LifePO4 Battery, News

What Is the Best State of Charge (SOC) for LiFePO4 Batteries During Long-Term Storage?

LiFePO4 batteries are renowned for their long cycle life, thermal stability, and overall reliability. That’s why they’re the battery of choice in solar energy systems, RVs, marine equipment, and industrial power storage. However, like all lithium batteries, proper storage practices are crucial—especially when storing for extended periods.

Among the most frequently asked questions we receive at HIMAX Electronics is:
“What is the best State of Charge (SOC) for storing Lithium Iron Phosphate （LiFePO4 ）batteries long term without damaging their capacity?”

This article provides the clear answer and explains how to optimize battery longevity through proper SOC and storage techniques.

Why SOC Matters During Storage

Even when disconnected from a system, LiFePO4 batteries continue to undergo slow electrochemical reactions. Improper State of Charge (either too high or too low) can accelerate aging, reduce usable capacity, and in some cases, cause irreversible damage.

Key risks include:

Over-discharge:Leads to internal degradation and reduced voltage recovery.
Overcharge during storage:Increases stress on the cathode material and may accelerate capacity fade.

Best SOC for Long-Term Storage of LiFePO4 Batteries

✅ Ideal Storage SOC: 40% to 60%

Storing your LiFePO4 battery at 40% to 60% State of Charge provides the safest balance between chemical stability and operational readiness. This range minimizes cell stress, reduces internal pressure, and extends calendar life.

At HIMAX Electronics, we recommend pre-charging all LiFePO4 battery packs to around 50% SOC before putting them into storage for more than 30 days.

Why Not 100% or 0% SOC?

🔻 Avoid 100% SOC:

Storing batteries fully charged increases internal voltage stress.
Long-term exposure to high voltage can shorten lifespan and increase resistance.

🔻 Avoid 0% SOC:

Risk of over-discharge or voltage drop below recovery threshold (usually ~2.5V/cell).
Self-discharge over time could render the battery unusable.

HIMAX Electronics Best Practices for Long-Term Storage

As a trusted LiFePO4 battery manufacturer, HIMAX Electronics follows these best practices to protect and preserve battery life during seasonal or shipment-related storage:

✔ 1. Pre-Storage Charge to 50%

All HIMAX packs are delivered with ~50% SOC unless otherwise requested, ready for safe storage upon arrival.

✔ 2. Smart BMS with Low Power Mode

Our advanced BMS designs minimize parasitic drain, preserving SOC stability during idle periods.

✔ 3. Label with Storage SOC & Date

Clear labeling ensures our customers know the last charge level and when a top-up may be needed.

✔ 4. Encourage 3–6 Month Checks

We recommend checking voltage every 3–6 months and topping up SOC if it drops below 30%.

Summary: Optimal Storage Conditions for LiFePO4 Batteries

Parameter	Recommended Value
State of Charge (SOC)	40% to 60%
Storage Duration	Up to 12 months (with periodic checks)
Ideal Temperature	10°C to 25°C (50°F to 77°F)
Recharge Threshold	Recharge if voltage < 3.2V per cell

Final Thoughts

Taking proper care of your LiFePO4 batteries during storage is simple—but crucial. By maintaining an optimal State of Charge between 40% and 60%, you can preserve capacity, ensure safety, and maximize the usable life of your battery investment.

At HIMAX Electronics, we design our LiFePO4 packs for both high performance and long-term resilience. Whether you need energy storage for solar, telecom, marine, or industrial backup, our battery experts are here to help you choose the right solution—and store it the right way.

Contact HIMAX Electronics today for high-quality LiFePO4 battery packs with built-in protection and long-life assurance.

July 18, 2025

LifePO4 Battery, News

Designing a Custom LiFePO4 Battery Pack for Robots: A Comprehensive Guide

Designing a Custom LiFePO4 Battery Pack for Robots: A Comprehensive Guide

Building the perfect robot battery starts with understanding how a custom LiFePO4 battery pack can unlock longer run times, enhanced safety, and precise performance. In this guide, we’ll walk through every step—from choosing the right cells to integrating a smart robot battery BMS and advanced robot battery thermal management. Let’s dive in!

Why Choose a Custom LiFeFePO4 Battery Pack for Robots?

Designing a custom LiFePO4 battery pack for your robot isn’t just about slapping cells together—it’s about crafting a power source tailored to your application’s exact voltage, current, and environmental demands. Here’s why:

Unmatched Safety
LiFePO₄ chemistry resists thermal runaway, with decomposition temperatures above 500 °C. A custom LiFePO4 batterypack gives you the inherent safety benefits of LiFePO₄ at every cell level.
Extended Cycle Life
Most off-the-shelf batteries fade after 500–1,000 cycles. A custom LiFePO4 batterypack can easily exceed 2,000 cycles, letting your robots run longer between replacements.
Stable Voltage Delivery
Robots demand consistent power during acceleration or when lifting loads. A robot batteryusing LiFePO₄ cells holds its voltage under high discharge, preventing sudden performance drops.
Form-Factor Flexibility
From compact aerial drones to industrial AGVs, a custom LiFePO4 batterypack adapts to your robot’s geometry—maximizing energy density in the space you have.

LiFePO4 battery Pack Advantages for Robot Battery Performance

Key Advantages of a Custom LiFePO4 battery Pack

Thermal Stability: LiFePO₄ cells maintain structural integrity at high temperatures, making them ideal for robots exposed to heat or rapid discharge.
High Discharge Rates: Need a burst for sudden maneuvers? A custom LiFePO4 batterypack can be engineered for 2C, 5C, or even 10C discharge.
Low Self-Discharge: Robots in standby or intermittent use benefit from LiFePO₄’s minimal self-discharge—your robot batterywill be ready whenever you are.

Why LiFePO4 Outperforms Other Chemistries

Chemistry	Cycle Life	Thermal Runaway Risk	Energy Density	Typical Use Case
LiFePO₄	2,000–4,000+	Very Low	Moderate	Industrial robots, AGVs
Liion (NMC)	500–1,000	Medium	High	Consumer electronics
NiMH	300–500	Low	Low	Low-power tools, legacy

Selecting the Right Cells for Your Custom LiFePO4 Battery Pack

Comparing 32700, 26650, 21700, and 18650 Cells

32700 Cells(32 mm × 70 mm, 5,000–6,000 mAh):
Ideal for high-capacity robot battery packs in AGVs or service robots.
26650 Cells(26 mm × 65 mm, 4,000 mAh):
A balance of size and power—great for medium-duty robots.
21700 & 18650 Cells:
Smaller footprint, useful when compactness outweighs raw capacity.

Cell Selection Considerations

Capacity vs. Volume
Match the cell’s mAh rating with your robot’s expected run time in its available chassis space.
Discharge Rate
If your robot needs high bursts, choose cells rated for higher C-rates.
Mechanical Strength
For rugged environments, thicker-walled cells (e.g., 32700) offer better durability under vibration.

Custom LiFePO4 Battery Pack Structure: Series and Parallel Configuration

Designing for Voltage: Determining Series Count

To hit your robot’s operating voltage, stack cells in series (S). For example:

A 48 V robot needs 16 cells in series (16 S × 3.2 V nominal = 51.2 V).
A 24 V system needs 8 S (8 × 3.2 V).

Sizing for Capacity: Setting Parallel Count

Parallel groups (P) boost capacity and discharge current. To achieve 10 Ah with 5 Ah cells, you’d use 2 P (2×5 Ah = 10 Ah). So an 8 S2 P pack yields 24 V, 10 Ah.

Ensuring Balance and Safety

Passive Balancing: Bleeds off cell overvoltage—simple but slower.
Active Balancing: Redistributes charge among cells—faster and extends cycle life.
A robust robot battery BMSis essential to prevent single-cell overcharge or over-discharge.

Custom LiFePO4 battery Pack Mechanical Design & Protection

Choosing the Right Enclosure

Aluminum Alloy: Lightweight, excellent heat conduction—ideal for robot battery thermal management.
Engineering Plastics (e.g., PC/ABS): Cost-effective, impact-resistant, and can be molded into complex shapes.

Ingress Protection

IP67/IP68: Dust-tight and water-resistant—suitable for most indoor/outdoor robots.
IP69K: High-pressure washdowns—perfect for sanitation-critical environments.

Venting and Sealing

Strike a balance: include vents or thermal pads to dissipate heat without compromising waterproofing.

Integrating Robot Battery BMS into Your Custom LiFePO4 Battery Pack

Choosing the Right BMS Protocol

SMBus: Simple, cost-effective for smaller fleets.
CAN-bus: Industry standard for complex robotic systems—enables real-time diagnostics and control.

Core BMS Protections

Overcharge/Over-discharge
Overcurrent & Short-Circuit
Over-Temperature & Under-Temperature
Cell Balancing

A well-designed robot battery BMS not only protects your pack but also provides data for predictive maintenance.

Cloud Integration & Predictive Analytics

Aggregate voltage, current, and temperature data in the cloud.
Use AI-driven SoC/SoH models to forecast remaining life and schedule preventive swaps—minimizing downtime in large robot fleets.

Robot Battery Thermal Management Strategies for Custom LiFePO4 Battery Packs

Passive vs. Active Cooling

Passive Cooling: Heat sinks, thermal interface materials, and phase-change materials (PCMs)—no moving parts, zero power draw.
Active Cooling: Liquid cooling loops or forced-air systems—higher complexity but essential for sustained high-current draw.

Layout Optimization

Simulate heat flow to position high-load cells near cooling interfaces.
Use thermal gap fillers to bridge hot cells to heat sinks, maintaining uniform pack temperature.

Safety Margins

Design for worst-case scenarios: rapidly discharging at full current in ambient heat. A good custom LiFePO4 battery pack keeps cell temperatures below 60 °C under load.

Testing and Real-World Case Study of a Custom LiFePO4 Battery Pack for Robots

Laboratory Validation

Cycle Life Testing: 0–100 % SOC over 2,000+ cycles.
High-Rate Discharge: 5C bursts to validate current capability.
Thermal Cycling: −20 °C to +60 °C to ensure reliability in harsh environments.

Himax AGV Case Study

Application: Automated Guided Vehicle in warehouse logistics.
Configuration: 16 S4 P with active balancing and CAN-bus BMS.
Results: Runtime increased by 25 %, pack temperature variation kept within ±5 °C, and zero thermal events over 1,500 cycles.

Next Steps: Partnering with Himax for Your Custom Robot Battery Pack Needs

Reach Out: Contact our engineering team to discuss your voltage, capacity, and form-factor requirements.
Prototype & Test: We’ll deliver a sample pack and detailed test report.
Scale Production: From sample approval to bulk orders, Himax ensures consistent quality, UL 2580/IEC 62619 compliance, and on-time delivery.

By focusing on custom LiFePO4 battery pack design, smart robot battery BMS, and industry-leading robot battery thermal management, you’ll equip your robots with the reliable, safe, and high-performance power source they deserve. Ready to elevate your next automation project? Let Himax power your vision!

July 18, 2025

Li-Ion Battery, News

Compact Li-Ion Thermal Management for Small Battery Packs

In today’s world, compact Li-ion battery packs power everything from handheld medical tools and IoT sensors to premium power banks and portable speakers. As engineers and designers strive for ever-higher performance in ever-smaller footprints, small-battery-thermal-management has become mission-critical. Without proper heat control, compact packs suffer accelerated degradation, safety risks, and unexpected failures. This in-depth guide (~4000 words) explores every angle of thermal management in tight spaces, offering hands-on advice, material recommendations, and real-world case studies— including the high-profile Anker power bank recall—to help you build packs that stay cool, last longer, and deliver peak performance.

1. Why Thermal Management Matters in Small Li-Ion Packs

1.1 The Heat-Aging Link

Small Li-ion cells (<1 Ah) generate significant heat when charged or discharged at C-rates above 1C. In confined enclosures, that heat rapidly raises cell temperatures, triggering chemical side reactions. As a rule of thumb, every 10 °C increase doubles calendar and cycle aging rates. At ΔT ~30 °C, you can expect 60–80% shorter life if heat isn’t managed effectively. This phenomenon, known as li-ion-aging-in-tight-spaces, underscores why any modern compact design must include a thermal strategy from day one.

1.2 Safety Considerations

Beyond accelerated aging, high temperatures can lead to catastrophic failure modes: internal short circuits, thermal runaway, and even fire. Tight packaging leaves little room for error, so understanding and mitigating thermal risks isn’t optional—it’s a safety imperative.

2. Passive Thermal Management Techniques

2.1 Thermal Interface Materials (TIMs)

Silicone Pads: Commonly used between cell wrappers and metal heat spreaders. Key metrics:

o Thermal conductivity (k): 1–6 W/m·K

o Thickness: 0.5–2 mm

o Role: Fill air gaps, reduce interface resistance by up to 50%.

Phase-Change Materials (PCMs):

o As temperature rises, PCMs absorb latent heat, maintaining near-constant cell temperature.

o Enhanced PCMs combine paraffin with graphene or metal foam for k ~2–4 W/m·K.

o Practical tip: Place PCM layers at hotspots identified via thermal imaging.

Gap Fillers & Greases:

o Less structured than pads; ideal for uneven surfaces.

o k ~1 W/m·K; use sparingly for micro-gaps.

2.2 Heat Spreaders & Sinks

Aluminum Plates:

o Thin plates (1–2 mm) between cell rows distribute heat laterally.

o Bond with TIMs; reduce local ΔT by ~5 °C in moderate loads.

Pin-Fin Heat Sinks:

o Arrays of pins create 2×–3× surface area.

o Effective under forced convection; require minimal added volume.

Copper Foams:

o High porosity, k ~15 W/m·K; embed in PCM for hybrid effect.

3. Active Cooling Strategies

3.1 Forced Air Cooling

Micro-Blowers & Fans:

o Small fans (10–30 mm) can achieve 0.5–2 m/s airflow.

o Mapping airflow paths with smoke tests helps optimize placement.

Duct Design:

o Z-type ducts with deflectors ensure uniform air distribution.

o U-type channels suffice for linear arrays; simpler but less uniform.

Fan Control:

o On/off thresholds vs. PWM control.

o Integrate thermistor feedback on hottest cell group.

3.2 Liquid Cooling & Nanofluids

Micro-Channels:

o Etched or molded channels in cold plates.

o Require non-conductive coolant (e.g. glycol mixtures).

Nanofluid Coolants:

o Graphene or Al₂O₃ nanoparticles boost k by 20–60%.

o Use low concentrations (<1 wt.%) to maintain pumpability.

Loop Design:

o Compact loops with micro-pumps; minimize tubing mass.

4. Advanced Materials & Emerging Technologies

4.1 Heat Pipes & Vapor Chambers

Flat Heat Pipes:

o 2–3 mm thickness; move heat over >100 mm distances.

o Wicking structure choice affects startup at low ΔT.

Oscillating Heat Pipes:

o Arrays of small U-tubes; no wick needed.

o Maintain isothermal temperatures within ±1 K across lengths.

4.2 Thermoelectric Cooling

Peltier Modules:

o Provide active cooling but wasteful at scale.

o Limited to niche applications requiring sub-ambient cooling.

5. Case Study: Anker Power Bank Recall & Thermal Pads

In 2020, Anker recalled a series of 10,000+ power banks due to overheating issues traced to faulty thermal pads. Poor pad adhesion led to air gaps between cells and heat spreaders. During high-current discharges, local hotspots reached 75 °C—far above safe limits—triggering shutdown failures and, in rare cases, cell venting. Anker’s fix included:

Revised TIM Specification: Upgraded to k ≥4 W/m·K, 1 mm thickness.
Quality Control Enhancements: Automated pad placement verification via vision systems.
Thermal Validation Testing: Extended high-rate cycling under 45 °C ambient.

This recall underscores the importance of specifying and verifying every thermal interface material in tight-packed Li-ion assemblies.

6. Monitoring & Predictive Control

Temperature Sensors:

o Thin-film RTDs or NTC thermistors on cell surfaces.

o Placement: hottest cell corners, external pack walls.

Predictive Algorithms:

o Simple linear regression on ΔT trends flags upcoming hotspots.

o ML models (e.g., decision trees) optimize fan curves dynamically.

7. Design Checklist & Best Practices

Thermal Simulation: Run CFD or lumped-parameter thermal models for worst-case loads.
TIM Selection: Choose pads/greases with documented k-values; verify in-house.
3.Heat Spreader Layout: Layer metal plates evenly; consider copper foam inserts.
4.Airflow Mapping: Smoke or infrared tests validate duct performance.
5.Sensor Integration: Embed at least one sensor per cell group.
6.Reliability Testing: Cycle under 5 C, 45 °C for 500 cycles; measure ΔT and capacity retention.

Mastering small-battery-thermal-management is key to building reliable, long-lasting compact Li-ion packs. From choosing the right thermal pad to learning from high-profile recalls like Anker’s, these strategies will help you avoid costly failures, extend battery life, and ensure user safety.

FAQs

How often should I test TIM performance?Annually, or after any BOM change.
Can I use thermal grease instead of pads?Yes, for uneven surfaces, but ensure no pump-out over time.
Is liquid cooling overkill for <1 Ah packs?Usually, yes—reserve for extreme power density.
What ambient conditions should I test for?Worst-case summer temps (40–45 °C).
How do I prevent PCM leakage?Use encapsulated composite PCMs.

July 17, 2025

Li-Ion Battery, News

BMS Design for 3C Discharge, Thermal Safety, and CAN/SMBus Communication Integration

When it comes to high-performance lithium battery packs, especially those powering compact EVs, robots, and portable industrial equipment, safety and control are everything. At the heart of it all lies the Battery Management System (BMS).

A smart BMS not only protects the battery—it unlocks high discharge capabilities, ensures stable thermal performance, and allows seamless communication with host systems. In this article, we explore how advanced BMS design enables 3C continuous discharge, effective heat management, and dual communication support using CAN Bus and SMBus protocols—and how Himax has implemented these technologies in real-world custom battery solutions.

Why Advanced BMS Design Matters

Every lithium battery pack requires a BMS to manage charging, discharging, voltage balancing, and safety cut-offs. But in high-rate applications—such as e-bikes, delivery robots, or mobile power stations—the BMS becomes a critical performance enabler.

An ordinary BMS might limit your device’s power output or trigger premature shutdowns under high load. A well-engineered BMS, however, empowers your product with:

Reliable 3C discharge rates(e.g., 30–45A continuous at 48V)
Integrated thermal protectionfor extended safety
Smart communicationwith host systems via CAN or SMBus
Real-time diagnostics and error reporting

1. Enabling 3C Discharge Through Intelligent BMS Architecture

(keyword: 3c discharge, bms protection, high-rate battery pack)

A 3C discharge means the battery can safely output current equal to three times its capacity per hour. For example, a 10Ah pack with 3C capability can sustain a 30A discharge—ideal for motors, pumps, and actuators.

At Himax, we achieve this using:

High-precision current sensors (shunt-based)
Ultra-low resistance MOSFET switching arrays
Custom-configured voltage and current thresholds
Dynamic control logic to prevent overcurrent and short circuits

Case Example: Our 48V 44Ah battery pack delivers a steady 45A discharge (just above 1C) but is tested and certified for short bursts of up to 120A peak without triggering thermal cut-off.

This level of output is ideal for:

Electric scooters and delivery bikes
Mobile robots and logistics platforms
High-power field tools and emergency equipment

2. Thermal Management: Staying Cool Under High Load

(keyword: battery thermal management, pcm cooling, heat control)

Discharging at high current naturally generates heat. Without thermal management, this heat can degrade the battery, damage components, or even cause failure.

At Himax, we design battery packs with:

PCM (Phase Change Material)inserts that absorb and release heat passively
Finned aluminum heat sinksto maximize air-cooled dissipation
Optional forced-air or active liquid cooling systemsfor large industrial units
Real-time thermal cutoffif any cell exceeds safe limits

Our compact 22.2V 28Ah pack for robotics, for example, uses a hybrid structure: PCM blocks embedded around the cells + passive air vents for lightweight, silent cooling.

With this approach, we maintain safe operation even at discharge currents above 3C in closed, compact housings.

3. CAN Bus vs. SMBus: Smart Communication with Host Systems

(keyword: bms can bus, smbus battery communication, smart battery protocol)

Communication between the battery and the rest of your system is just as important as raw performance. Himax BMS supports both CAN Bus and SMBus, depending on your application:

Protocol	Best For	Features
CAN Bus	EVs, robotics, industrial equipment	High-speed (1 Mbps), robust, multi-node
SMBus	Portable devices, smart tools	Lightweight, I²C-based, real-time alerts

Our dual-protocol BMS allows:

Real-time SOC/SOH reporting(State of Charge / Health)
Temperature and voltage broadcastto controllers
Fault flagging and event history logging
Firmware upgrades over the bus

If you’re developing a smart EV or a connected tool, this enables full system integration and battery analytics.

4. Himax’s OEM Approach to Integrated BMS Solutions

(keyword: custom battery bms, oem battery manufacturer)

Unlike off-the-shelf solutions, Himax provides end-to-end design for battery packs with tailored BMS configurations. Here’s what makes our offering unique:

✅ Custom BMS firmware – Set your thresholds, alerts, and logic
✅ Flexible communication setup – CAN, SMBus, UART, RS485 all available
✅ Heat optimization by design – Enclosure, cell layout, airflow modeling
✅ Compliance ready – UN38.3, IEC62619, CE, RoHS, UL standards
✅ Data logging + remote diagnostics – Optional flash memory support

From 22.2V 28Ah compact packs to 48V 60Ah industrial systems, we’ve helped dozens of OEMs worldwide build smarter, safer power systems.

5. Applications That Require Intelligent BMS Design

(keyword: high-discharge battery applications)

The demand for smarter, high-performance BMS is growing across:

E-mobility: electric scooters, city bikes, cargo trikes
Robotics: autonomous floor cleaners, patrol robots, warehouse AGVs
Field Tools: power drills, cable splicers, rescue gear
Medical & Military: mobile ventilators, communications gear
IoT & Energy: hybrid solar kits, portable UPS systems

In all of these, 3C discharge, precise heat control, and secure communication are not optional—they’re mission-critical.

FAQ – Battery Management System for High-Reliability Packs

Q1: What is 3C discharge in a battery pack?
A: It means the pack can safely deliver current 3x its capacity per hour—e.g., 30A for a 10Ah pack.

Q2: Why is thermal protection important in high-rate batteries?
A: It prevents cell degradation, swelling, and fire risk—especially under constant high current.

Q3: What’s the benefit of using CAN or SMBus in a BMS?
A: These allow real-time battery monitoring, system coordination, and safer shutdown in case of faults.

Q4: Can Himax combine both CAN and SMBus in one pack?
A: Yes. We offer dual-protocol BMS for complex systems needing multi-layer control.

Q5: How customizable is Himax’s BMS solution?
A: Fully. We customize thresholds, connectors, cell configurations, firmware, and even casing.

Build Safer, Smarter Battery Packs with Himax

Whether you’re developing a high-powered electric vehicle or a precision robotic platform, battery safety and intelligence are non-negotiable. Himax’s custom BMS solutions bring together the best of protection, performance, and integration—designed to fit your product, not the other way around.

Contact us now to explore a custom battery pack with 3C discharge capability, PCM thermal control, and seamless CAN/SMBus communication. Let’s engineer your power advantage—together.

July 11, 2025