SLUUC51D june   2020  – july 2023 BQ25790

 

  1.   1
  2.   BQ25790EVM (BMS027) Evaluation Module User's Guide
  3.   Trademarks
  4.   4
  5. 1Introduction
    1. 1.1 EVM Features
    2. 1.2 I/O Descriptions
    3. 1.3 Recommended Operating Conditions
  6. 2Test Setup and Results
    1. 2.1 Equipment
    2. 2.2 Equipment Setup
    3. 2.3 Software Setup
      1. 2.3.1 BQSTUDIO using EV2400
      2. 2.3.2 TI Charger GUI for USB2ANY
    4. 2.4 Test Procedure
      1. 2.4.1 Initial Settings
      2. 2.4.2 Communication Verification
      3. 2.4.3 Charge Mode Verification
      4. 2.4.4 OTG Mode Verification
  7. 3PCB Layout Guidelines
  8. 4Board Layout, Schematic and Bill of Materials
    1. 4.1 Schematic
    2. 4.2 Board Layout
    3. 4.3 Bill of Materials
  9. 5Revision History

1.1 EVM Features

The BQ25790EVM is a complete module for evaluating the BQ25790 in the (WCSP) DSBGA package. Key features of this EVM include:

  • Synchronous Switch Mode Buck-Boost Charger for 1s-4s Battery Configuration for 5-A Charging with 10-mA Resolution
  • Support for 3.6-V to 24-V Wide Range of Input Sources USB Auto-Detect, USB PD and Wireless Input
  • Dual Input Source Selector to Drive Bi-Directional Blocking NFETs
  • Power up USB Port from Battery (USB OTG) with 2.8-V to 22-V OTG Output Voltage with 10-mV Resolution
  • Low Battery Quiescent Current < 1 µA in Shutdown Mode

The device datasheet, listed in Table 1-1, provides detailed features and operation.

Table 1-1 Device Data Sheet
DeviceData Sheet
BQ25790SLUSDF9