SiPM Amplifier Optimization

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The SiPM amplifier currently in use for SiPM characterization needs to adapted for tagger microscope use. The following are the performance requirements:

  1. maximized gain at maximum Vcc of 15V to overcome the fADC's 8-bit resolution (minimum voltage scale: 0.5V)
  2. gain of about 1.5kΩ for regular running with minimum sensitivity to transistor's β parameter.
  3. minimized pulse width for high rate tagging