HI
首先确认功率电感饱和电流足够大? 然后layout上功率回路尽量小。
以及确认电流保护参数,和保护电路的layout(Connect the ILIM setting resistor from the drain of the low-side MOSFET to ILIM and make the connections as close as possible to the LM5145-Q1. The trace from the ILIM pin to the resistor…