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TI的大师门,请问下TPS54331DR-5V输出电路中 反馈分压电阻Rfbb-1.93K 0.1%能否用1%精度的代替?
谢谢,原来是这样的。
还有一个问题,另一个电阻Rfbt-10.2k 1% ,为什么仿真里面很多都是用这个10.2K这个规格而不直接用10K?,难道是10.2K的精度比较稳定?