SLUUCB9A June   2020  – January 2021 BQ25730 , BQ25731

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 EVM Features
    2. 1.2 General Description
  3. 2Test Summary
    1. 2.1 Definitions
    2. 2.2 Equipment
    3. 2.3 Equipment Setup
    4. 2.4 Procedure
      1. 2.4.1 Charge Function
      2. 2.4.2 OTG Function
  4. 3Bill of Materials, Board Layout, and Schematics
    1. 3.1 Bill of Materials
    2. 3.2 Board Assembly Layout
    3. 3.3 Schematic
  5.   Revision History

1.1 EVM Features

This EVM supports the following features:

  • Evaluation module for the BQ2573X devices
  • Supports 3.5- to 26-V input source
    • 3.5- to 26-V, 0- to 10-A input operating range and 1–5 cell battery configuration
    • Supports USB2.0, USB 3.0, USB 3.1 ( USB Type-C™) and USB_PD
    • Supports USB OTG with 3- to 24-V adjustable output
    • Supports Fast Role Swap (FRS) feature for USB_PD
  • Narrow VDC (NVDC) power path management
    • Instant-on works with no battery or deeply discharged battery
    • Battery supplements system when adapter is fully-loaded
  • 400-kHz or 800-kHz switching frequency for high efficiency
  • Power Path (BQ25730) or Non Power Path (BQ25731) options
  • Power and Current Monitor for CPU Throttling
  • Safety
    • Thermal shutdown
    • Input and system overvoltage protection
    • MOSFET overcurrent protection
  • Charge status outputs for LED or host processor
  • Maximum power tracking capability by input voltage regulation
  • Test points for key signals available for testing purposes. Easy probe hook-up.
  • Jumpers available. Easy-to-change connections.