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/cc = +10V CC Rc3 2 k2 VBB = +5V %3D OVc Rg ww 100 k2 а. Find the voltages at the base and collector nodes, and the currents in all branches (Ip, Ig, I) for the circuit below. Assume B= 100. What's the BJT's mode of operation? b. What if ß turned out to be higher by 12%, what would be the operating point, and what would be the BJT's operating mode? c. Redesign the circuit by choosing a new value for Rc that guarantees operation in the active mode for transistors with Branging between 50 and 150. d. What range of collector voltages would the circuit exhibit over the range of Ø's?

/cc = +10V CC Rc3 2 k2 VBB = +5V %3D OVc Rg ww 100 k2 а. Find the voltages at the base and collector nodes, and the currents in all branches (Ip, Ig, I) for the circuit below. Assume B= 100. What's the BJT's mode of operation? b. What if ß turned out to be higher by 12%, what would be the operating point, and what would be the BJT's operating mode? c. Redesign the circuit by choosing a new value for Rc that guarantees operation in the active mode for transistors with Branging between 50 and 150. d. What range of collector voltages would the circuit exhibit over the range of Ø's?

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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 BJT Biasing: Refer to the circuit below.

 

cc = +10V CC Rc 2 k2 VBB = +5V OVc RB 100 k2 a. Find the voltages at the base and collector nodes, and the currents in all branches (IB, IE, Ic) for the circuit below. Assume ß= 100. What's the BJT's mode of operation? b. What if ß turned out to be higher by 12%, what would be the operating point, and what would be the BJT's operating mode? c. Redesign the circuit by choosing a new value for Rc that guarantees operation in the active mode for transistors with Branging between 50 and 150. d. What range of collector voltages would the circuit exhibit over the range of Ø's?
Transcribed Image Text:cc = +10V CC Rc 2 k2 VBB = +5V OVc RB 100 k2 a. Find the voltages at the base and collector nodes, and the currents in all branches (IB, IE, Ic) for the circuit below. Assume ß= 100. What's the BJT's mode of operation? b. What if ß turned out to be higher by 12%, what would be the operating point, and what would be the BJT's operating mode? c. Redesign the circuit by choosing a new value for Rc that guarantees operation in the active mode for transistors with Branging between 50 and 150. d. What range of collector voltages would the circuit exhibit over the range of Ø's?
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