Other Parts Discussed in Thread: EV2400, BQ25703A, , BQ25731, BQ25710, BQ25700A, BQ25708, BQ25730, BQ25723, BQ25720,
EV2400 通过 IIC 识别不到芯片;
适配器输入5V
REGN 电压为6V
VBAT 和VSYS电压为9.3V
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您好,请确认不连接EV2400时是否能充电。如果不能请参考下面的schematic checklist确认电路是否有问题。
0552.BQ2570X_BQ2571X_BQ2572X_BQ2573X_SchematicChecklist (2).pdf
The buck-boost charger controllers are very similar on the package and pinout for BQ25700A, BQ25703A, BQ25708, BQ25710, BQ25713, BQ25713B, BQ25720, BQ25723, BQ25730, BQ25731. This PCB layout guideline can be found on section 12.1 (Layout Guidelines) of BQ25720 datasheet.