SLUUD09 April   2024 BQ25308

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  7. 2Hardware
    1. 2.1 I/O Descriptions
    2. 2.2 Equipment
    3. 2.3 Equipment Setup
  8. 3Implementation Results
    1. 3.1 Test Setup and Results
      1. 3.1.1 Test Procedure
        1. 3.1.1.1 Initial Settings
        2. 3.1.1.2 Precharge Mode Verification
        3. 3.1.1.3 Fast Charge Mode Verification
        4. 3.1.1.4 Battery Temperature Monitoring Verification
        5. 3.1.1.5 Helpful Tips
  9. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layout
      1. 4.2.1 Board Layout
    3. 4.3 Bill of Materials
  10. 5Additional Information
    1. 5.1 Trademarks

3.1.1.2 Precharge Mode Verification

  1. Turn on PS2
  2. Enable Load #1 and take measurements as follows:
    1. Measure → VBAT (BAT-TP5 and PGND-TP11) = 2.5V ± 0.1V
    2. Observe → STAT LED (D2) on
    3. Measure→ IBAT for respective battery charger IC from Table 4-1.
Table 3-1 Precharge Current Measurement
BQ2530XEVM
IBAT 100mA ± 50mA