Question

For the transistor circuit shown in Fig.14.19, evaluate V_E, R_B, R_E given I_C = 1 mA, V_CE = 3V, V_BE = 0.5 V and V_CC = 12 V, β = 100.

Answer 1

IC ≈ IE 

∴ I_C (R_C + R_E) + V_CE =12 V

R_E = 9 – R_C = 1.2 KΩ