(a) For the BJT VBB = 2.5V; RB = 4.7 kS; Ic (sat) = 18 mA, VCE (sat) = 0.5 mV and BDc = 80. i) Calculate the value of IB and Rc. ii) configuration in the Figure 1, the following values is given: Vcc=25V; 111) Determine whether the transistor of BJT configuration is saturated or not and justify your answer. What will be happened to the transistor if the IB is changed to 0.25 times from origin values?

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VBB
IB
RB
ww
VcB +
+
VBE
Figure 1
Ic
Rc
+
VCE
IE
+
Vcc
Transcribed Image Text:VBB IB RB ww VcB + + VBE Figure 1 Ic Rc + VCE IE + Vcc
(a) For the BJT configuration in the Figure 1, the following values is given: Vcc=25V;
VBB = 2.5V; RB = 4.7 ks; Ic (sat) = 18 mA, VCE (sat) = 0.5 mV and BDc = 80.
i)
Calculate the value of IB and Rc.
ii)
Determine whether the transistor of BJT configuration is saturated or not and
justify your answer.
What will be happened to the transistor if the IB is changed to 0.25 times from
origin values?
iii)
Transcribed Image Text:(a) For the BJT configuration in the Figure 1, the following values is given: Vcc=25V; VBB = 2.5V; RB = 4.7 ks; Ic (sat) = 18 mA, VCE (sat) = 0.5 mV and BDc = 80. i) Calculate the value of IB and Rc. ii) Determine whether the transistor of BJT configuration is saturated or not and justify your answer. What will be happened to the transistor if the IB is changed to 0.25 times from origin values? iii)
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