Analog Electronics - Engineering

Q1:

Assuming VCE sat = 0.2 V and β = 50, the minimum base current (IB) required to drive the transistor in the given figure to saturation is

A 56 μA

B 140 μA

C 60 μA

D 3 μA

ANS:A - 56 μA

or = Ic = βIB and 2.8 mA