SLUSF55
December 2022
BQ79731-Q1
ADVMIX
1
Features
2
Applications
3
Description
4
Device and Documentation Support
4.1
Device Support
4.1.1
Third-Party Products Disclaimer
4.2
Documentation Support
4.2.1
Related Documentation
4.3
Receiving Notification of Documentation Updates
4.4
Support Resources
4.5
Trademarks
4.6
Electrostatic Discharge Caution
4.7
Glossary
5
Mechanical, Packaging, and Orderable Information
5.1
Package Option Addendum
5.2
Tape and Reel Information
5.3
Tray Information
5.4
Tube Information
5.5
Mechanical Data
Package Options
Mechanical Data (Package|Pins)
PHP|48
MPQF051B
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slusf55_oa
1
Features
AEC-Q100 qualified –40°C to +125°C
Functional safety - compliant targeted
Documentation to aid ISO 26262 system design
Systematic capability up to ASIL D targeted
Hardware capability up to ASIL D targeted
17 single-ended voltage channels
High voltage pack, link, charge measurement accuracy <0.2%
Pack and cell VI sync to 64uS
2 independent current sense ADCs (BQ79731-Q1)
±0.05% gain error drift
Input range = ±275 mV
2 Over current detect comparators (BQ79731-Q1)
±1% accuracy
Selectable bi-directional thresholds
Programmable OC
Integrated Coulomb counting (BQ79731-Q1)
15 GPIO inputs as IO, I2C, SPI, ADC and temp sense
Dedicated MOSFET switch drive pins
Intelligent SPI contoller HUB
Support multiple SPI peripheral devices
HW pin to trigger contactor drivers and Pyro Fuse drivers
Stackable and register map compatible with with cell monitors like the 18S (BQ79718)