SLUUCH4A
October 2021 – October 2023
BQ27Z746
1
Abstract
Trademarks
1
Software Setup
1.1
System Requirements
1.2
Software Installation
2
Troubleshooting Unexpected Dialog Boxes
3
Hardware Setup
3.1
Hardware Requirements
3.2
Connecting the BQ27Z746 Circuit Module to a Battery Pack
3.3
EVM Jumpers Description
4
Using bqStudio
4.1
Starting the Program
4.2
Setting Programmable BQ27Z746 Options
5
Calibrating Gauge Measurements
5.1
Voltage Calibration
5.2
Current Calibration
6
Protections
6.1
Protector Calibration in bqStudio
6.2
Protector Threshold Process
7
Chemical ID
7.1
Chemical ID Selection Process Description
7.2
Hardware Requirements and Setup
7.3
Logging Data in bqStudio
7.4
GPCChem Tool
7.5
Programming a Chemical ID
7.6
Further Resources for Chemical ID Process
8
Learning Cycle and Golden Image
8.1
Learning Cycle Process Description
8.2
Data Memory Configuration
8.3
Learning Cycle Steps
8.4
Low Temperature Optimization
8.5
Creating the Golden Image File
8.6
Programming the Golden Image File
9
Gauge Communication
9.1
Advanced Communication in bqStudio
9.2
Standard Data Commands
9.3
Manufacturer Access Commands
9.4
Further Resources on Gauge Communication
10
BQ27Z746-Based Circuit Module
10.1
Circuit Module Connections
10.2
Pin Descriptions
11
Circuit Module Physical Layout, Bill of Materials, and Schematic
11.1
Board Layout
11.2
Schematic
11.3
Bill of Materials
11.4
BQ27Z746 Circuits Module Performance Specification Summary
Revision History
User's Guide
BQ27Z746EVM Impedance Track™ Battery Gas Gauge and Protection Solution for 1-Series Cell Li-ion Battery Packs