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100kN, Rc = 1kN, RE = 2002, The parameters of the npn transistor circuit in Figure 1 are R VBE = 0.7V,and Vcc = 12V. Calculate IB, Ic, IE, and VCE at the operating point if Bp = 50.

100kN, Rc = 1kN, RE = 2002, The parameters of the npn transistor circuit in Figure 1 are R VBE = 0.7V,and Vcc = 12V. Calculate IB, Ic, IE, and VCE at the operating point if Bp = 50.

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
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The parameters of the npn transistor circuit in Figure 1 are \( R_1 = 100k\Omega, R_C = 1k\Omega, R_E = 200\Omega, V_{BE} = 0.7V, \) and \( V_{CC} = 12V \). Calculate \( I_B, I_C, I_E, \) and \( V_{CE} \) at the operating point if \( \beta_F = 50 \). **Diagram Explanation:** The diagram shows a typical npn transistor circuit. Here's a detailed explanation: 1. **Resistor \( R_1 \):** - Connects from the base (B) of the transistor \( Q_1 \) to the \( V_{CC} \). - Value: \( 100k\Omega \). 2. **Collector Resistor \( R_C \):** - Connects from the collector (C) of the transistor \( Q_1 \) to \( V_{CC} \). - Value: \( 1k\Omega \). 3. **Emitter Resistor \( R_E \):** - Connects from the emitter (E) of the transistor \( Q_1 \) to ground (0V). - Value: \( 200\Omega \). 4. **Voltages:** - \( V_{BE} = 0.7V \) represents the base-emitter voltage. - \( V_{CC} = 12V \) is the supply voltage. 5. **Currents:** - \( I_B \) is the base current. - \( I_C \) is the collector current. - \( I_E \) is the emitter current. 6. **Transistor \( Q_1 \):** - The arrows shown on the transistor symbol indicate the direction of conventional current flow. - The transistor parameters include \( \beta_F = 50 \), which is the current gain. Use these circuit parameters to calculate the desired values of \( I_B, I_C, I_E, \) and \( V_{CE} \).
Transcribed Image Text:The parameters of the npn transistor circuit in Figure 1 are \( R_1 = 100k\Omega, R_C = 1k\Omega, R_E = 200\Omega, V_{BE} = 0.7V, \) and \( V_{CC} = 12V \). Calculate \( I_B, I_C, I_E, \) and \( V_{CE} \) at the operating point if \( \beta_F = 50 \). **Diagram Explanation:** The diagram shows a typical npn transistor circuit. Here's a detailed explanation: 1. **Resistor \( R_1 \):** - Connects from the base (B) of the transistor \( Q_1 \) to the \( V_{CC} \). - Value: \( 100k\Omega \). 2. **Collector Resistor \( R_C \):** - Connects from the collector (C) of the transistor \( Q_1 \) to \( V_{CC} \). - Value: \( 1k\Omega \). 3. **Emitter Resistor \( R_E \):** - Connects from the emitter (E) of the transistor \( Q_1 \) to ground (0V). - Value: \( 200\Omega \). 4. **Voltages:** - \( V_{BE} = 0.7V \) represents the base-emitter voltage. - \( V_{CC} = 12V \) is the supply voltage. 5. **Currents:** - \( I_B \) is the base current. - \( I_C \) is the collector current. - \( I_E \) is the emitter current. 6. **Transistor \( Q_1 \):** - The arrows shown on the transistor symbol indicate the direction of conventional current flow. - The transistor parameters include \( \beta_F = 50 \), which is the current gain. Use these circuit parameters to calculate the desired values of \( I_B, I_C, I_E, \) and \( V_{CE} \).
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