For the circuit shown in Figure P10.8, VCC = 20 V, RC = 5 k?, and RE = 1 k?. Determine the operating mode of the transistor if:
a. IC = 1 mA, IB = 20 ?A, VBE = 0.7 V
b. IC = 3.2 mA, IB = 0.3 mA, VBE = 0.8 V
c. IC = 3 mA, IB = 1.5 mA, VBE = 0.85 V
Known quantities:
The circuit in Figure 10.28 in the text,
VCC=20 V, RC=5k?, RE=1k?.
Find:
The region of operation of the transistor
Analysis:
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