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SEMICONDUCTOR CIRCUIT

  • US 20080284482A1
  • Filed: 05/16/2008
  • Published: 11/20/2008
  • Est. Priority Date: 05/16/2007
  • Status: Abandoned Application
First Claim
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1. A semiconductor circuit for driving an inverter device with a load connected at the potential at the intermediate point between the high-voltage switching device and the low-voltage switching device, comprisinga pulse generator for generating pulse signals upon receiving the input signals supplied thereto at the time instants which correspond to the turn-on and turn-off of the high-voltage switching device in the inverter device,a driver circuit for driving the high-voltage switching device, anda signal transfer circuit for transferring the pulse signals generated by the pulse generator to the driver circuit,wherein a wide band-gap semiconductor device is used in the signal transfer circuit to transfer the pulse signals.

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