TPS5405频率计算,如下所示:
Rosc(kΩ)=21.82*fsw-1.167,For operation at 300kHz,an 85.5kΩ resistor is required.实际计算如下:Rosc(kΩ)=21.82*fsw-1.167=0.028不等于85.5。这是怎么回事呢?你们是按这个公式算的吗?
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