TIDUF20
December 2022
Description
Resources
Features
Applications
5
1
System Description
2
System Overview
2.1
Block Diagram
2.2
Design Considerations
2.2.1
Auxiliary Power Strategy
2.2.2
High-Side N-Channel MOSFET
2.2.3
Stacked AFE Communication
2.3
Highlighted Products
2.3.1
BQ76942
2.3.2
LM5168
2.3.3
ISO1640
2.3.4
TCAN1042HV
2.3.5
THVD2410
2.3.6
TPS7A25
2.3.7
MSP430FR2155
2.3.8
TMP61
2.3.9
TPD2E007
3
Hardware, Software, Testing Requirements, and Test Results
3.1
Hardware Requirements
3.2
Test Setup
3.3
Test Results
3.3.1
Cell Voltage Accuracy
3.3.2
Pack Current Accuracy
3.3.3
Auxiliary Power and System Current Consumption
3.3.4
Protection
3.3.5
Working Modes Transition
3.3.6
ESD Performance
4
Design and Documentation Support
4.1
Design Files
4.1.1
Schematics
4.1.2
BOM
4.2
Tools and Software
4.3
Documentation Support
4.4
Support Resources
4.5
Trademarks
5
About the Author
4.3
Documentation Support
Texas Instruments,
BQ76942 3-Series to 10-Series High Accuracy Battery Monitor and Protector for Li-Ion, Li-Polymer, and LiFePO4 Battery Packs
data sheet
Texas Instruments,
BQ769x2 Calibration and OTP Programming Guide
application note
Texas Instruments,
How to stack battery monitors for high-cell-count industrial applications
E2E™
forum
Texas Instruments,
Using DC/DC Buck Converters With Ultra-Low Quiescent Current for Industrial Battery-Pack Applications
application brief