A common emitter amplifier circuit, built using an npn transistor, is shown in the figure. Its dc current gain is 250, RC = 1 kΩ and VCC = 10 V. What is the minimum base current for VCE to reach saturation?
1
40 μA
2
100 μA
3
7 μA
4
10 μA
A common emitter amplifier circuit, built using an npn transistor, is shown in the figure. Its dc current gain is 250, RC = 1 kΩ and VCC = 10 V. What is the minimum base current for VCE to reach saturation?