SLUAA32A
October 2020 – September 2021
BQ769142
,
BQ76922
,
BQ76942
,
BQ76952
Trademarks
1
Production Programming of BQ769x2 Device Family
2
Calibration
2.1
Calibration Accuracy
2.2
Cell Voltage Gain Calibration
2.2.1
Cell Voltage Gain Calibration Steps
2.3
Cell Voltage Offset Calibration
2.3.1
Cell Voltage Offset Calibration Steps
2.4
TOS (Top-of-Stack), PACK, and LD Pin Voltage Calibration
2.4.1
TOS / PACK / LD Voltage Calibration Steps
2.5
ADC Gain Calibration
2.6
Current Calibration
2.6.1
Board Offset Calibration Steps
2.6.2
CC Gain Calibration Steps
2.7
Temperature Calibration
2.7.1
Temperature Calibration Steps
2.8
COV and CUV Calibration
2.8.1
COV Calibration Steps
2.8.2
CUV Calibration Steps
2.9
Calibration Code Example
2.9.1
Code Example
2.9.2
Code Output
3
OTP Programming
3.1
Recommended Steps for Writing OTP in Production
4
References
5
Revision History
4
References
Texas Instruments,
BQ76952 3S-16S Battery Monitor and Protector Data Sheet
Texas Instruments,
BQ76942 3S-160S Battery Monitor and Protector Data Sheet
Texas Instruments,
BQ76952 Technical Reference Manual
Texas Instruments,
BQ76942 Technical Reference Manual
Texas Instruments,
BQ76952 Evaluation Module User's Guide
Texas Instruments,
BQ76942 Evaluation Module User's Guide
Texas Instruments,
BQ76942, BQ76952 Software Development Guide