SLUUD32A
June 2024 – April 2025
BQ41Z50
1
Description
Features
4
1
Evaluation Module Overview
1.1
Introduction
1.2
Kit Contents
1.3
Specification
1.4
Device Information
2
BQ41Z50EVM Quick Start Guide
2.1
Items Needed for EVM Setup and Evaluation
2.2
Software Installation
2.3
EVM Connections
2.3.1
Connectors
2.3.1.1
Primary Input and Output Connectors
2.3.1.2
Jumper Placements
2.3.1.3
Battery Connector
2.3.1.4
Load/Charger Connector
2.3.1.5
GPIO Connector
2.4
Update Firmware
3
Hardware
3.1
BQ41Z50 Production Calibration Guide
4
Software
4.1
Battery Management Studio
4.1.1
Registers Screen
4.1.2
Setting Programmable BQ41Z50 Options
4.1.3
Calibration Screen
4.1.3.1
Voltage Calibration
4.1.3.2
Temperature Calibration
4.1.3.3
Current Calibration
4.1.4
Chemistry Screen
4.1.5
Programming Screen
4.1.5.1
Programming the Flash Memory
4.1.5.2
Exporting the Flash Memory
4.1.6
Advanced Comm SMB Screen
5
IT-DZT Guide To Gauging
5.1
What is Dynamic Z-Track™ (IT-DZT)?
5.2
Overview of IT-DZT
5.3
Critical IT-DZT Parameters
5.4
IT-DZT Chemistry Details
5.5
Implementation of Dynamic Load (IT-DZT)
5.6
Results
6
Hardware Design Files
6.1
BQ41Z50EVM Circuit Module Schematic
6.1.1
LED Control
6.2
Circuit Module Physical Layouts
6.2.1
Board Layout
6.2.2
Schematic
6.3
Bill of Materials
7
Additional Information
7.1
Trademarks
8
Related Documentation
9
Revision History
2.1
Items Needed for EVM Setup and Evaluation
BQ41Z50EVM
EV2400 or EV2500 communications interface adapter
Cable to connect the EVM to an EV2400 or EV2500 communications interface adapter
USB cable to connect the communications interface adapter to the computer
Computer with Windows 7 (or newer) operating system
Internet access to download the Battery Management Studio software program.
Two-to-four battery cells
A DC power supply that can supply 16.8V and 2A (of constant current and constant voltage capability)