Supply One Stop Laser Cutting Service in China

After years of exploration and production experience accumulation, we have updated our understanding and practical actions in PCB Assembly Technology, pcb assembly medical computer, PCBA EMS production, research and development, independent innovation and cooperation with customers. Since its inception, our company has been expanding the scale of production, improving technology, a sound quality management system and after-sales service. Who can take the lead in implementing green marketing, who can seize the market, this is the only way for enterprises to adapt to the future market competition. Accumulated a wealth of experience in production and manufacturing, and strive for excellence in manufacturing, testing and service, so that the company's product quality is in a leading position in various industries. We have set up a wide sales network across the world

The BMS Main Control Board PCBA is a high-performance printed circuit board assembly designed to serve as the central control unit for advanced battery management systems. This sophisticated electronic component integrates precision monitoring, intelligent control, and comprehensive protection functions to ensure optimal performance and safety of battery packs in various applications.

Product Specifications​​

​​Microcontroller​​: 32-bit ARM Cortex-M series processor

​​Voltage Monitoring​​: 16-channel cell voltage detection (±1mV accuracy)

​​Current Sensing​​: High-precision Hall sensor interface (±0.5% accuracy)

​​Temperature Monitoring​​: 8-12 channel NTC inputs

​​Communication Interfaces​​: CAN 2.0B, RS485, SPI, I2C

​​Protection Features​​: Over-voltage, under-voltage, over-current, short-circuit, and temperature protection

​​Operating Temperature​​: -40°C to +85°C

​​Certifications​​: ISO 9001, IATF 16949, UL recognition

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The Importance of BMS Main Control Board PCBA​​
As the "brain" of battery management systems, the BMS Main Control Board PCBA plays a critical role in:

Extending battery lifespan through balanced charging/discharging

Preventing dangerous operating conditions that could lead to thermal runaway

Providing real-time data for performance optimization

Ensuring compliance with international safety standards

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Role of PCBA in BMS Main Control Boards​​
The PCBA integrates multiple essential functions:

​​Signal Processing​​: Converts analog sensor data into digital signals

​​Algorithm Execution​​: Runs complex battery state estimation algorithms (SOC, SOH, SOF)

​​Power Management​​: Regulates power distribution to various subsystems

​​Communication Hub​​: Facilitates data exchange between battery packs and external systems

​​Application Fields​​

​​Electric Vehicles​​ (EVs, HEVs, PHEVs)

​​Energy Storage Systems​​ (ESS) for renewable energy integration

​​Industrial Equipment​​ including forklifts and AGVs

​​Telecom Backup Power​​ systems

​​Marine and Aerospace​​ battery systems

Introduction for BQC

We are the designated supplier of the No.1 brand of China domestic sweeping robots.

We are the designated supplier of the Top 5 Int'l On-grid Electricity energy storage and Top 3 Marine energy storage integrator.

Found in 2003, 21 years experience, 736 people, 15000 SQM factory, fully IATF16949, ISO14001, ISO9001, ISO13485 certificated.

22 SMT lines, 4 DIP lines, 4 hand soldering lines, 3 finished assembly lines, 7 conformal coating lines, 4 testing lines.

Professional R&D team & engineering team: hardware design (PCB layout, schematic), software, ID&MD design, mold/tooling design.

DFM analysis, Automatic programming and testing fixture design.

Supply chain: BQC gets "big customer" level services and supports from ADI NXP TI ST Microchip and domestic first-line IC brand etc.

LLT component free backup

components replacement brings 30% cost down and lead time shorten.

FQA

Q1: BQC just produce only prototypes or customer can order production quantities ?

A1: BQC is EMS factory, we not only do prototypes, but also do mass production for our customer.

Q2: What are the advantages of your company's OEM service?

A2: Our product costs are gradually reduced and our project are increasingly optimized.

We try for excellence, service the customers', hopes to be the most effective cooperation workforce and dominator company for staff, suppliers and shoppers, realizes price share and ongoing marketing for Supply One Stop Laser Cutting Service in China. The company joins hands with scientific research institutions to continuously improve and innovate, continuously help users to succeed, and continue to create more value for users. Not only does it win the recognition and trust of users, it is the driving force that motivates us to do better. Our company supplies high-quality products and fast way of supply to all over the world and exports. We not only provide standardized products, but also can customize a variety of products to meet the needs of customers.