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Gateless thyristor combining high and low density regions of emitter shorts










Image Number 3 for United States Patent #5719413.

A gateless thyristor or a gateless triac with shorting holes having a sharp switching threshold and a high current value I.sub.H includes, a first area having a first density of shorting holes and a second area having a second density of shorting holes lower than the first density.








 
 
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