Hi,
Ae you using Hall ICs in your motor? We see these type of issues when the HALL IC configurations are incorrect. Can you refer to section 9.1.1 in the datasheet?
FR is direction control. When low, phase driving sequence is U → V → W. When high, the…
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您好
请参考下面schematic checklist
0552.BQ2570X_BQ2571X_BQ2572X_BQ2573X_SchematicChecklist (5).pdf
This PCB layout guideline can be found on section 12.1 (Layout Guidelines) of BQ25720 datasheet. https://www.ti.com/document-viewer/BQ25720/datasheet/GUID-713033B3…