The DAC transfers the data stored in EPROM to the gate of MOS transistor so as to control the bias current, and tune the responsivity of detector and dummy detector.

 
  • 用數模轉換器將存儲在EPROM內的偏置電壓輸出到MOS管的柵極上,實(shí)現對偏置電流的控制,調節探測元及補償元的響應率。
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