Texas Instruments BQ79718BQPAPRQ1
Manufacturer No:
BQ79718BQPAPRQ1
Manufacturer:
Texas Instruments
Package:
Description:
Automotive, 18-S precise battery monitor, balancer and integrated protector with ASIL-D compliance
Quantity:
In Stock :4428
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Shipped from：HK Warehouse
Expected Shipping：Fri, May 29 - Sat, May 30, 2026
Lead Time：Inquire about availability
Date Code：Within 2 Years
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BQ79718BQPAPRQ1 Information
Texas Instruments BQ79718BQPAPRQ1 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments BQ79718BQPAPRQ1.
- Type
- Parameter
- Number of series cells (min)
- 9
- Vin (max) (V)
- 90
- Features
- Cell balancing, High precision, I2C support, Integrated ADC, Multi-cell support, Open-wire detection, Overtemperature protection, Overvoltage protection, Separate MCU requirement, Stackable (built-in interface), Temperature sensing, Undertemperature protection, Undervoltage protection
- Number of series cells (max)
- 18
- Operating temperature range (°C)
- to
- Rating
- Automotive
- Battery overvoltage protection (min) (V)
- 2.7
- Battery overvoltage protection (max) (V)
- 5.1
- TI functional safety category
- Functional Safety-Compliant
- Communication interface
- Daisy Chain, Daisy chain, I2C controller, SPI controller, UART
- Type
- Parameter
- Package
- HTQFP (PAP)
- Pins
- 64
- Size
- 144 mm² 12 x 12
- REACH Status
- Yes
- RoHS Status
- RoHS Compliant
Download datasheets and manufacturer documentation for Texas Instruments BQ79718BQPAPRQ1.
Data sheet:
The BQ79718B-Q1 provides high-accuracy cell voltage measurements for up to 18S battery modules in high-voltage battery management systems in xEV/EV. The monitor offers different channel options in the same package type, providing pin-to-pin compatibility and supporting high reuse of the established software and hardware across any platform. This device has a state-of-the-art ADC architecture/measurement system meeting stringent automotive standard and safety requirements. The device is designed for centralized or distributed architectures in xEV powertrain with the daisy-chain isolated by transformer (or capacitor).
- AEC-Q100 qualified with the following results:
- Device temperature grade 1: –40°C to +125°C ambient operating temperature range
- Device HBM ESD classification level 2
- Device CDM ESD classification level C1
- Functional Safety-Compliant
- Documentation to aid ISO 26262 system design
- Systematic capability up to ASIL D
- Hardware capability up to ASIL D
- Measure 9 to 18 batteries in series per device, stackable up to 64 devices
- Dedicated ADC with typical ±1mV accuracy
- Cell voltage and battery pack current measurement synchronized to 64µs
- Support limp home mode with full redundancy
- Integrated post-ADC configurable digital low-pass filters
- Supports busbar without affecting measurement accuracy
- 12 GPIOs for temp sensor/analog/digital/I2C controller/SPI controller
- Internal cell balancing
- Balancing at 300mA
- User controlled PWM adjustment cell balancing current
- Built-in balancing thermal management with automatic pause and resume control
- Robust daisy chain communication and support Ring Architecture
- Hardware reset by host simulates POR-like event without battery removal
- Support transformer and capacitive isolation
- On chip memory for one time custom programming
- Low power mode current <6µA
- Compatible with BQ79600-Q1 with SPI/UART interface
AIChipLink – Your Trusted Electronic Components Distributor
12.28 M
Listed Part Number
3,000+
Leading Manufacturers
4.9 M
In-stock SKU
15,000+
Warehouse Area(㎡)
