(a) The reverse saturation current of an npn-transistor, Is = 5.0 x 10-12 mA and the common emitter current gain ß = 125. The transistor is biased at VBE = 0.615 V . Calculate Ig, Ic and Ig- (b) The BJT circuit is shown in Fig. 1 (b). Plot the output load line by assuming that ß = 85 and VRE (on) = 0.7 V. Vcc = 15 V Rc = 0.5 k2 RB = 28 kN %3D VBB =5 V o- VBE RE = 420 2 Fig. 1(b)

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(a) The reverse saturation current of an npn-transistor, Is = 5.0 × 10-12 mA and the common
emitter current gain B = 125. The transistor is biased at VRE = 0.615 V . Calculate IR, Ic
and Ig.
(b) The BJT circuit is shown in Fig. 1 (b). Plot the output load line by assuming that ß = 85
and VBE (on) = 0.7 V.
Vcc = 15 V
Rc = 0.5 k2
RB = 28 kQ
VBR = 5 V o- W
VBE
Re = 420 2
Fig. 1(b)
Transcribed Image Text:(a) The reverse saturation current of an npn-transistor, Is = 5.0 × 10-12 mA and the common emitter current gain B = 125. The transistor is biased at VRE = 0.615 V . Calculate IR, Ic and Ig. (b) The BJT circuit is shown in Fig. 1 (b). Plot the output load line by assuming that ß = 85 and VBE (on) = 0.7 V. Vcc = 15 V Rc = 0.5 k2 RB = 28 kQ VBR = 5 V o- W VBE Re = 420 2 Fig. 1(b)
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