QI/ For a given NPN transistor, I, - 2 * 10-14 , B= 200, IB = 5 µA, and T=27 °C. %3D Find the numerical values of the VBE ?

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Q1/ For a given NPN transistor, I, - 2 * 10-14 , B= 200, IB = 5 µA, and T=27 °C.
Find the numerical values of the VBE ?
Q2/An NPN transistor with B=150 is to operate in the common base configuration.
we want to keep the Ic=1.6 mA and the Vc = 4 V . Find the values of the resistors
given that when VBE = 0.7 V, Ic =1.2 mA . The circuit operates at T=27 °C.
Ic = 1.6 mA
RC
E
RE
1.
Vc = 4 V
12 V
Vcc
EE
12 V +
Q3/ For the PNP transistor circuit of Fig. below, at T=27 °C the VBE = 0.7 V and
the Ig is held constant at all temperature changes. Find the changes in VE and Vc if
the temperature rises to T=50 °C.
Rc = 5 KQ
RE = 10 KQ
E
+
Vcc
Vc B
EE
B
12 v
IB
Transcribed Image Text:Q1/ For a given NPN transistor, I, - 2 * 10-14 , B= 200, IB = 5 µA, and T=27 °C. Find the numerical values of the VBE ? Q2/An NPN transistor with B=150 is to operate in the common base configuration. we want to keep the Ic=1.6 mA and the Vc = 4 V . Find the values of the resistors given that when VBE = 0.7 V, Ic =1.2 mA . The circuit operates at T=27 °C. Ic = 1.6 mA RC E RE 1. Vc = 4 V 12 V Vcc EE 12 V + Q3/ For the PNP transistor circuit of Fig. below, at T=27 °C the VBE = 0.7 V and the Ig is held constant at all temperature changes. Find the changes in VE and Vc if the temperature rises to T=50 °C. Rc = 5 KQ RE = 10 KQ E + Vcc Vc B EE B 12 v IB
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