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Service Telephone:86-755-83294757
[TI Products] New BQ79758QPAPRQ1 Automotive 18-cell Series Battery Monitor and Balancer
The BQ79758QPAPRQ1 device is an automotive-grade 18-cell series battery monitor launched by (TI), which complies with ASIL-D functional safety standards and supports current detection and I2C communication. The following are its key features:The follo…
The BQ79758QPAPRQ1 device is an automotive-grade 18-cell series battery monitor launched by (TI), which complies with ASIL-D functional safety standards and supports current detection and I2C communication. The following are its key features:
The following performances comply with the AEC-Q100 standard:
Equipment temperature grade: 1
Ambient operating temperature range: -40 °C to +125 °C
Comply with functional safety standards
Documentation, assisting in the design of the ISO 26262 system
The system capability is as high as ASIL D
The hardware capability is up to ASIL D
Each device can measure 9 to 18 series-connected batteries, and up to 64 devices can be stacked
Dedicated ADC, with a typical accuracy of ±1mV
Two independent current-sensing ADCs, featuring ±0.1% gain error drift and an input range of +/-275mV
Programmable overcurrent detection comparator
Support fully redundant limping mode
The integrated rear ADC can be configured with a digital low-pass filter
Support busbars without affecting measurement accuracy
Ten GPIOs are used for temperature sensors/analog/digital /I2C controllers /SPI controllers
Internal battery balance
The equilibrium point is 300mA
The user controls the PWM regulation unit to balance the current
It is equipped with built-in balanced thermal management and features automatic pause and resume control functions
Powerful Daisy chain communication function, supporting ring structure
The host hardware reset can simulate similar POR events without removing the battery
On-chip memory for one-time custom programming
The current in low-power mode is less than 6µA
Compatible with bq79600-Q1 with SPI/UART interface
For details
The BQ79758QPAPRQ1 18S battery monitor and balancer can provide high-precision battery voltage measurement for battery modules in xEV/ev high-voltage battery management systems, up to 18S. This display offers different channel options within the same package type, features pin-to-pin compatibility, and supports the high reusability of established software and hardware on any platform. The BQ79758QPAPRQ1 features the most advanced ADC architecture/measurement system, meeting strict automotive standards and safety requirements. The Daisy chain is isolated by a transformer (or capacitor), and the BQ79758QPAPRQ1 is suitable for centralized or distributed architectures in xEV powertrains.
Application scenarios
Battery Management systems (BMS) in hybrid and electric powertrain systems
Energy storage battery packs with battery management systems
Basic parameters
Product: BQ79758QPAPRQ1
Function: Battery monitor
Battery chemical composition: Multi-chemical
Battery count: 9 to 18
Fault protection: Over-temperature, overvoltage/undervoltage
Interfaces: I2C, SPI, UART
Operating temperature: -40°C to 125°C
Grade: Automotive grade
Qualification: AEC-Q100
Installation type: Surface mount type
Package/Housing: 64-HTQFP (10x10)
Contact us immediately: Welcome to visit the official website of mingjiada electronics (www.hkmjd.com) to check the inventory of BQ79758QPAPRQ1, or call +86 13410018555 (Mr. Chen) to obtain the product purchase quotation.
Time:2025-08-30
Time:2025-08-30
Time:2025-08-30
Time:2025-08-30
Contact Number:86-755-83294757
Enterprise QQ:1668527835/ 2850151598/ 2850151584/ 2850151585
Business Hours:9:00-18:00
E-mail:sales@hkmjd.com
Company Address:Room1239, Guoli building, Zhenzhong Road, Futian District, Shenzhen, Guangdong
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