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Electronic Design Update
August 24, 2021
 

How to stack battery monitors for high-cell-count industrial applications

This technical article walks you through main design challenges of stacking battery monitors (stacking configuration, combined protection solution, communication set-up) and how to overcome them to achieve high-performance battery packs.

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1629312206 App Bms Bgp Bq76952 Refresh 300x250 St
 

Products

 
1629312205 Bq76952 315x180
 

The BQ76952 device features a high-accuracy monitoring system, a highly configurable protection subsystem, and support for autonomous or host-controlled cell balancing for 3 - 16S Li-Ion, Li-Polymer, and LiFePO4 battery packs.

 
1629312205 Bq77216 315x180

3-S to 16-S high-accuracy voltage and temperature protection

The BQ77216 provides a range of voltage and temperature monitoring including overvoltage (OVP), undervoltage (UVP), open wire (OW), and overtemperature (OT) protection for 3-16S Li-ion battery pack systems.

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1629312205 Bq76942 315x180

3-S to 10-S high-accuracy battery monitor and protector IC

The BQ76942 device features a high-accuracy monitoring system, a highly configurable protection subsystem, and support for autonomous or host-controlled cell balancing for 3 - 10S Li-Ion, Li-Polymer, and LiFePO4 battery packs.

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Videos

 

Introduction to the BQ76942 / BQ76952

TI’s family of high-accuracy industrial battery monitors includes the BQ76942 (for up to 10 series cells) and BQ76952 (for up to 16 series cells). This video gives a brief introduction to both devices.

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BQ76942 / BQ76952 device overview

In this video, we give an overview our BQ76942 / BQ76952 family of products. This is the family of battery monitors for 3-16S battery packs for industrial applications, which includes integrated high-side drivers, integrated protection, and cell balancing.

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Evaluation module and Battery Management Studio software configuration

Demonstration of using the BQ76942 evaluation board along with the BQStudio evaluation software. We cover how to set up the hardware and basic device parameters and demonstrate several features of the software.

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BQ76942 / BQ76952 battery monitors: FET configurations and cell balancing

In this video, we take a look at the FET configuration options and considerations for the BQ76942 and BQ76952 and dive a deeper into the cell balancing feature.

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Whitepapers

 

10-16S battery pack reference design

This 10-16S battery pack reference design with accurate cell measurement and high-side MOSFET control achieves 100-µA stand-by and 10-µA ship-mode consumption, saving more energy and allowing longer shipping and idle times.

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Powering alternative forms of transportation

Read how a worldwide trend toward environmentally friendly transportation is driving demand for longer-lasting battery packs.

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