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Method Of Fabrication Of Schottky Collector PNP

IP.com Disclosure Number: IPCOM000066274D
Original Publication Date: 1979-Feb-01
Included in the Prior Art Database: 2005-Feb-19

Publishing Venue

IBM

Related People

Authors:
Anantha, NG Bhatia, HS Walsh, JL [+details]

Abstract

Schottky collector vertical PNPs are paired with vertical NPNs in making complementary bipolar transistors on a common substrate. The gain of the PNPs is enhanced by making the ratio of emitter to collector area close to unity while using a noncritical masking technique.