Sample the negative voltage on the diode series with IGBT by Peak hold switch circuit, and cut-in A/D module in the DSP, compared with setting value.

通过电压峰值采样保持电路对IGBT串联二极管反压值进行采样，后经DSP A/D转换模块与反压设定值进行比较。

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A low supply voltage sample-and-hold circuit for a pipelined analog-to-digital converter is described.

设计了一个用于流水线型模数转换器的低压采样保持电路。

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The PZT ferroelectric slice sample was measured by the system with the automatic voltage-decaying circuit, and hysteresis loops of the sample was exhibited.

利用配有电压自动衰减电路的铁电材料测试系统测量了PZT铁电体材料样品的电滞回线。

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