Battery monitors & balancers

Accurate battery cell monitoring and integrated protection

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Accurate monitoring enables more efficient battery use, resulting in longer run time and a reduction in battery size and cost. Our monitors and balancers provide accurate, real-time readings of battery cell voltage, temperature and current in a variety of battery management systems. Our broad portfolio of products is designed to enable the highest levels of innovation in vehicle electrification, e-mobility and home appliances.

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BQ79718-Q1
NEW
Battery monitors & balancers
BQ79718-Q1 PREVIEW

Automotive 18-s precise battery monitor, balancer and integrated protector compliant to ASIL-D

Approx. price (USD) 1ku | 8.388

BQ79731-Q1
NEW
Battery monitors & balancers
BQ79731-Q1 PREVIEW

Automotive battery junction box voltage monitor, current sensor and isolation impedance sensor

Approx. price (USD) 1ku | 8.388

BQ79652-Q1
NEW
Battery monitors & balancers
BQ79652-Q1 ACTIVE

Automotive 12-S precision battery monitors, balancer, current sensor with ASIL-D compliance

Approx. price (USD) 1ku | 8.5

BQ756506-Q1
NEW
Battery monitors & balancers
BQ756506-Q1 ACTIVE

Automotive 6-S precision battery monitor, balancer and integrated protector with ASIL-D compliance

Approx. price (USD) 1ku | 7.99

BQ79654-Q1
NEW
Battery monitors & balancers
BQ79654-Q1 ACTIVE

Automotive 14-S precision battery monitors, balancer, current sensor with ASIL-D compliance

Approx. price (USD) 1ku | 8.7

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Power trends

Battery monitors & balancers for low noise & precision

Enable time-synchronized measurements across each battery-cell with high-accuracy voltage monitoring and fault detection. For battery management systems in HEV/EV, our automotive battery monitors and balancers integrate noise filtering to eliminate the need for external components.  For industrial systems, our monitors with integrated protection give full control over voltage, current and temperature for optimal system performance.

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Video series
BQ76952 and BQ76942 battery monitors
This training series helps you ensure the safety and protection of your system using BQ76952 and BQ76942 battery monitors. 
Technical article
Improving voltage measurement accuracy in battery monitoring systems
This article focuses on voltage monitoring of lithium-based batteries to ensure the safe operation of battery-powered systems such as vacuum cleaners, power tools and e-bikes.
Featured products for low noise & precision
BQ76952 ACTIVE 3-s to 16-s high-accuracy battery monitor and protector for Li-ion, Li-polymer and LiFePO4
BQ76942 ACTIVE 3-series to 10-series multicell battery monitor and protector
BQ76940 ACTIVE 9 to 15-series cell li-ion and li-phosphate battery monitor (bq76940 family)

Technical resources

Video
Video
Wired vs. wireless communications in EV BMS
Learn about design considerations for wired and wireless battery management systems in electric vehicles (EVs).
Video
Video
Design considerations for high-cell-count battery packs in industrial applications
Watch this video to understand the pros and cons of basic system configurations, including gauges, monitors and primary or secondary protectors while offering examples for different battery types.
More literature
More literature
Powering Alternative Forms of Transportation with Industrial Battery Packs
Read how a worldwide trend toward environmentally friendly transportation is driving demand for longer-lasting battery packs.
document-pdfAcrobat PDF

Design & development resources

Application software & framework
Battery Management Studio (bqStudio) Software

Battery Management Studio (bqStudio) offers a full suite of robust tools to assist with the process of evaluating, designing with, configuring, testing, or otherwise utilizing TI Battery management products. This includes features that provide full access to registers and data memory including (...)
Reference design
10s-16s battery pack reference design with accurate cell measurement and high-side MOSFET control
This reference design is a low standby and ship-mode current consumption and high cell voltage accuracy 10s–16s Lithium-ion (Li-ion), LiFePO4 battery pack design. It monitors each cell voltage, pack current, cell and MOSFET temperature with high accuracy and protects the Li-ion, LiFePO4 (...)
Evaluation board
16-S automotive precision battery monitor, balancer and integrated protector evaluation module
The BQ79616EVM  is an evaluation board for the BQ79616-Q1. The BQ79616-Q1 provides high accuracy, channel measurements for six to sixteen battery cells. With the inclusion of a daisy chain communication port, the BQ79616-Q1 device is stackable (up to 35 devices) to support large stack (...)

Reference designs related to Battery monitors & balancers

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