Analog Electronics
Peak inverse voltage (PIV) can be termed as

  Peak repetitive voltage.
 Reverse saturation voltage.
 Zener break down voltage.
 Advalance break down village.

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Analog Electronics
Optocouplers combine

 SITs and BJTs.
 IGBTs and MOSFETs.
 Power transistor and silicon transistor.
  Infrared light emitting diode and a silicon photo transistor.

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