SLUUD36A
July 2024 – August 2024
BQ25820
1
Description
Get Started
Features
5
1
Evaluation Module Overview
1.1
Introduction
1.2
Kit Contents
1.3
Specification
1.4
Device Information
1.5
General Texas Instruments High Voltage Evaluation (TI HV EMV) User Safety Guidelines
1.5.1
General Safety Information
2
Hardware
2.1
Board Parameters
2.2
IO and Jumper Descriptions
2.3
Communication Interface Setup
2.3.1
BQSTUDIO using EV2400
2.3.2
TI Charger GUI for USB2ANY
2.4
Equipment
2.4.1
Equipment Set Up
2.4.2
Equipment - Using a CV Load
2.4.3
Equipment Setup - Using a CV Load
3
Hardware Design Files
3.1
Schematic
3.2
PCB Layout
3.3
Bill of Materials
4
Additional Information
4.1
Trademarks
5
Revision History
Features
Wide input voltage operating range: 4.2V–55V
Wide output operating range: up to 55V with CC/CV support for:
1– to 13–Cell Li-Ion
1– to 14–Cell LiFePO4
Synchronous buck DC/DC charge controller with NFET drivers
Adjustable switching frequency from 200kHz to 600kHz
Optional synchronization to external clock
Optional gate driver supply input for optimized efficiency
Resistor-programmable standalone with added I2C mode
Built in MPPT to maximize power from solar panel arrays
Power up from battery (reverse mode) output 4V to 55V
High safety integration
Adjustable input overvoltage and undervoltage protection
Output overvoltage and overcurrent protection