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rezystor do tranzystora

@enduro70
10 years ago
https://everycircuit.com/circuit/5003102584832000
Ic=B*Ib // I Kolektora Ib=Ic/B // I Bazy B= 100A/A // wzmocnienie tranzystora Ic= 20mA = 0.02A (led) Ib= Ic/B = 0.02/100=0.0002A=200uA R=U/I //Rezystor U=VCC-0.7 //napięcie na rezystorze R=U/I=4.3V/0.0002A=21500ohm
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