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close this bookAmplifier Teaching Aid (DED Philippinen, 86 p.)
close this folderLesson 2 - Bipolar Transistor
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View the documentTransistor structures and symbols
View the documentTransistor currents
View the documentCurrent gain
View the documentTransistor connections

Current gain

Transistor circuits provide the power gain that is needed in electronic applications. They also provide voltage gain and current gain (bdc). Current gain bdc of a transistor is defined as:

Ex:

IC = 10 mA

IB = 40 mA