WHY NEGATIVE DC VOLTAGE IS REQUIRED AS POWER SUPPLY FOR
INTEGRATED CIRCUITS
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Answer Posted / manoj
IC( Integrated Circuit) is made of Transistor inside. If
this transistor is PNP( P-Emitter N-Base P-Collector) type
then to make transistor in active region, Jc( Collector
junction) must be in Reverse bias condition for that Vcc
(DC power supply )must be negative.
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