BQ9003RSMR High-Performance Low-Power Battery Monitoring And Balancing IC with ±2mV Accuracy

Name: BQ9003RSMR High-Performance Low-Power Battery Monitoring And Balancing IC with ±2mV Accuracy
Brand: ShenZhen Mingjiada Electronics Co.,Ltd.
SKU: BQ9003RSMR
Availability: InStock

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BQ9003RSMR High-Performance Low-Power Battery Monitoring And Balancing IC with ±2mV Accuracy

Large Image : BQ9003RSMR High-Performance Low-Power Battery Monitoring And Balancing IC with ±2mV Accuracy

Product Details:

Place of Origin:	CN
Brand Name:	Original Factory
Certification:	Lead free / RoHS Compliant
Model Number:	BQ9003RSMR

Payment & Shipping Terms:

Minimum Order Quantity:	10
Price:	Contact for Sample
Packaging Details:	VQFN-32
Delivery Time:	5-8 work days
Payment Terms:	T/T,L/C,Western Union

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BQ9003RSMR High-Performance Low-Power Battery Monitoring And Balancing IC with ±2mV Accuracy

Description

Part Number:	BQ9003RSMR	Voltage Monitoring Range:	0.5V To 5V
Voltage Measurement Accuracy:	±2mV	Balancing Current:	10mA To 100mA
Operating Temperature Range:	-40°C To +125°C	Supply Voltage:	2.7V To 5.5V
Highlight:	High-Performance Battery Monitoring IC , Low-Power Battery Balancing IC , ±2mV Accuracy Integrated Circuit Chip

BQ9003RSMR Integrated Circuit Chip

High-performance, low-power battery monitoring and balancing IC designed for advanced battery management systems.

Product Overview

The BQ9003RSMR is a sophisticated integrated circuit chip engineered for battery management systems (BMS) in multi-cell series battery packs. This solution is ideal for electric vehicles, energy storage systems, and industrial battery applications, providing precise voltage monitoring and balancing control with reliable I²C/SPI communication interfaces.

Technical Specifications

Specification	Details
Type	Battery monitoring and balancing IC
Number of Cells	Supports up to 16 series-connected cells
Voltage Monitoring Range	0.5V to 5V
Voltage Measurement Accuracy	±2mV (typical)
Balancing Current	10mA to 100mA (external FET control)
Operating Temperature	-40°C to +125°C
Communication Interface	I2C/SPI
Supply Voltage	2.7V to 5.5V
Package Type	VQFN-32

Key Features

High-precision voltage monitoring with ±2mV typical accuracy
Automatic battery balancing via external FET control
Comprehensive protection mechanisms (overvoltage, undervoltage, overtemperature)
Flexible communication interfaces (I²C and SPI)
Low-power design with minimal standby current consumption
Wide operating voltage range (2.7V to 5.5V)
Multi-chip cascading capability for large-scale battery packs
Compatibility with other BQ series battery management chips

Applications

Electric vehicles (EV/HEV), energy storage systems (ESS), uninterruptible power supplies (UPS), industrial battery packs, and smart battery management systems (BMS).

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Frequently Asked Questions

Are your products original?

Yes, all products are original, new original import is our purpose.

Which Certificates do you have?

We are ISO 9001:2015 Certified Company and member of ERAI.

Can you support small quantity order or sample? Is the sample free?

Yes, we support sample order and small order. Sample cost is different according to your order or project.

How to ship my order? Is it safe?

We use express to ship, such as DHL, Fedex, UPS, TNT, EMS. We can also use your suggested forwarder. Products will be in good packing and ensure the safety and we are responsible to product damage to your order.

What about the lead time?

We can ship stock parts within 5 working days. If without stock, we will confirm lead time for you based on your order quantity.

Tag:

Contact Person: Sales Manager

Tel: 86-13410018555

Fax: 86-0755-83957753

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BQ9003RSMR High-Performance Low-Power Battery Monitoring And Balancing IC with ±2mV Accuracy

BQ9003RSMR High-Performance Low-Power Battery Monitoring And Balancing IC with ±2mV Accuracy

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