BYD-BMS-16S
16-cell battery management system for lithium battery packs with active balancing
Product Overview
Description
16-cell BMS with active balancing for lithium battery packs. Supports LiFePO4 and NMC chemistries.
High-precision cell voltage measurement with 1mV accuracy. CAN communication for system integration.
In stock for battery pack development. FAE support for BMS configuration and integration.
Product Series
Battery Management
Primary Application
Key Features
- High efficiency and reliability
- Optimized for industrial applications
- Comprehensive technical support
- Available from stock
Specifications
| Part Number | BYD-BMS-16S |
|---|---|
| Voltage | 60V |
| Current | 100A |
| Package | Module |
| Short Description | 16-cell battery management system for lithium battery packs with active balancing |
| Description Paragraphs | 16-cell BMS with active balancing for lithium battery packs. Supports LiFePO4 and NMC chemistries.,High-precision cell voltage measurement with 1mV accuracy. CAN communication for system integration.,In stock for battery pack development. FAE support for BMS configuration and integration. |
| Features | 16-cell monitoring with 1mV voltage accuracy,Active balancing up to 200mA per cell,8 temperature sensors with NTC thermistors,Over/under voltage and overcurrent protection,CAN 2.0B communication interface,ISO 26262 ASIL-C safety certification |
| Applications | EV battery packs,Energy storage systems,Industrial batteries,Marine batteries |
| Stock | In Stock |
| Moq | 50 |
| Lead Time | 2-4 weeks |
| Faqs | [object Object],[object Object],[object Object],[object Object],[object Object],[object Object] |
| Fae Review | [object Object] |
| Alternative Parts | [object Object],[object Object] |
| Companion Parts | COMP-A,COMP-B,COMP-C |
| Slug | byd-bms-16s |
Applications
Motor Drives
Variable frequency drives and servo motor controls
Power Supplies
SMPS, UPS, and industrial power systems
Renewable Energy
Solar inverters and wind turbine converters
EV Charging
Electric vehicle charging stations
FAE Expert Insights
"Good performance and reliability. Suitable for various industrial applications."
Reliable, good performance
— Senior FAE, LiTong Electronics
Frequently Asked Questions
What battery chemistries does BYD-BMS-16S support?
BYD-BMS-16S supports multiple lithium battery chemistries: (1) LiFePO4 (Lithium Iron Phosphate): 3.2V nominal, 2.5-3.6V operating range. (2) NMC (Nickel Manganese Cobalt): 3.7V nominal, 3.0-4.2V operating range. (3) NCA (Nickel Cobalt Aluminum): 3.6V nominal, 3.0-4.2V operating range. (4) LTO (Lithium Titanate): 2.4V nominal, 1.8-2.8V operating range. Chemistry selection is configurable via software. The BMS automatically adjusts voltage thresholds and balancing parameters based on selected chemistry. Contact BYD for support of other chemistries.
Contact our FAE team for chemistry selection and BMS configuration.
How does the active balancing work in BYD-BMS-16S?
BYD-BMS-16S active balancing system: (1) Method: Energy transfer from high cells to low cells using inductor-based bidirectional DC-DC converters. (2) Current: Up to 200mA balancing current per cell. (3) Efficiency: >85% energy transfer efficiency. (4) Control: Automatic balancing when cell voltage difference exceeds threshold (configurable, default 50mV). (5) Speed: Typical 1-2 hours to balance pack with 10% SOC imbalance. (6) Benefits: Higher efficiency than passive balancing, longer battery life, better pack performance. Active balancing is particularly beneficial for large packs and systems with frequent cycling.
Contact our FAE team for balancing system design and optimization.
What safety protections does BYD-BMS-16S provide?
BYD-BMS-16S comprehensive safety protections: (1) Cell overvoltage: Disconnects charger when any cell exceeds threshold. (2) Cell undervoltage: Disconnects load when any cell falls below threshold. (3) Overcurrent: Fast protection for charge and discharge overcurrent. (4) Overtemperature: Reduces current or disconnects at high temperature. (5) Short circuit: Hardware protection with fast response (<100μs). (6) Leakage detection: Insulation monitoring for high-voltage systems. (7) Precharge: Controls precharge for safe connection to capacitive loads. All protections have configurable thresholds and hysteresis. Faults are logged with timestamp for diagnostics.
Contact our FAE team for safety configuration and protection settings.
What is the measurement accuracy of BYD-BMS-16S?
BYD-BMS-16S measurement accuracy specifications: (1) Cell voltage: ±1mV accuracy at 25°C, ±3mV over -20°C to +60°C. (2) Pack current: ±0.5% of full scale with Hall sensor interface. (3) Temperature: ±1°C accuracy with 10k NTC thermistors. (4) SOC estimation: ±3% accuracy with Kalman filter algorithm. (5) SOH estimation: ±5% accuracy based on impedance tracking. High accuracy enables precise battery management, maximizing usable capacity and detecting cell degradation early. Calibration is performed at factory; no field calibration required.
Contact our FAE team for measurement accuracy analysis and calibration.
How do I configure BYD-BMS-16S for my application?
Configuring BYD-BMS-16S: (1) Software tool: Windows-based configuration software via CAN interface. (2) Parameters: Cell chemistry, voltage thresholds, temperature limits, balancing settings, CAN IDs. (3) Calibration: Factory calibrated; user calibration for current sensor offset. (4) Firmware update: CAN-based firmware update capability. (5) Configuration storage: Parameters stored in internal Flash. (6) Default config: Generic LiFePO4 settings for quick startup. BYD provides configuration templates for common applications. Configuration file can be saved and loaded for production programming. Password protection prevents unauthorized changes.
Contact our FAE team for configuration support and application templates.
Can multiple BYD-BMS-16S modules be stacked for larger packs?
Yes, BYD-BMS-16S supports stacking for larger battery packs: (1) Master-slave architecture: Up to 16 slave modules controlled by one master. (2) Communication: CAN bus between modules with isolated interface. (3) Synchronization: Cell voltage sampling synchronized across all modules. (4) Balancing: Coordinated balancing across entire pack. (5) Contactors: Master controls main contactors based on all module status. (6) Addressing: Rotary switch or software addressing for module ID. Configuration supports up to 256 cells (16 modules × 16 cells). Stacking enables scalable solutions from small packs to large energy storage systems.
Contact our FAE team for multi-module system design and integration.