SLUUC53A
October 2020 – March 2021
BQ25300
,
BQ25302
,
BQ25303J
Trademarks
1
Introduction
1.1
EVM Features
1.2
I/O Descriptions
2
Test Setup and Results
2.1
Equipment
2.2
Equipment Setup
2.3
Test Procedure
2.3.1
Initial Settings
2.3.2
Precharge Mode Verification
2.3.3
Fast Charge Mode Verification
2.3.4
Battery Temperature Monitoring Verification
2.3.5
Evaluation Results
2.3.6
Helpful Tips
3
PCB Layout Guideline
4
Board Layout, Schematic, and Bill of Materials
4.1
Board Layout
4.2
Schematic
4.3
Bill of Materials
5
Revision History
2.3.3
Fast Charge Mode Verification
Change Load #1 to 3.7 V and take measurements as follows:
Measure →
VBAT (BAT-TP5 and PGND-TP11) = 3.7 V ± 0.1 V
Observe
→ STAT LED (D2) on
Measure
→
IBAT for respective battery charger IC from
Table 2-2
Table 2-2 Fast Charge Current Measurement
BQ2530XEVM
IBAT
1000 mA ± 100 mA
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