TPS61196PWPRQ1输出电流偏大,设计值为360mA,万用表实测372mA,Riset电阻设计值40.83K,实测值为40.74K,并无较大偏差。
通过示波器测试输出电流和SW,发现SW处于diming mode,输出电流波动和SW的方波信号有一定关联性。请帮忙分析输出电流偏大的原因。谢谢!
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TPS61196PWPRQ1输出电流偏大,设计值为360mA,万用表实测372mA,Riset电阻设计值40.83K,实测值为40.74K,并无较大偏差。
通过示波器测试输出电流和SW,发现SW处于diming mode,输出电流波动和SW的方波信号有一定关联性。请帮忙分析输出电流偏大的原因。谢谢!