ia (μA) 25 20 15 10 5 There is a BJT transistor whose characteristic input and output curves are shown in the images. The transistor operates with a collector current of 8mA and a collector-emitter voltage of 12V. A. Find the alpha and beta value of the transistor B. Locate and indicate the operating point of the transistor on both graphs. 0.2 0.4 0.6 0.8 1.0 -UBE (V) ic (mA) 12 10 2 00 8 12 in=25 μA 16 20 μA 15 μA 10 μA 5 μA 20 UCE (V)

ia (μA) 25 20 15 10 5 There is a BJT transistor whose characteristic input and output curves are shown in the images. The transistor operates with a collector current of 8mA and a collector-emitter voltage of 12V. A. Find the alpha and beta value of the transistor B. Locate and indicate the operating point of the transistor on both graphs. 0.2 0.4 0.6 0.8 1.0 -UBE (V) ic (mA) 12 10 2 00 8 12 in=25 μA 16 20 μA 15 μA 10 μA 5 μA 20 UCE (V)

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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Topic: Bipolar Junction Transistor Given the transistor circuit with beta as 100. Find: VCE, Collector Current at saturation, and VCE at cut-off.
Pls answer the following. Thank you
The Beta of a certain BJT is known to be approximately 110. How much base current (in microamperes) is required in order to have 3.89 mA of collector current? No need for a solution. Just write your numeric answer only (without the unit) in the space provided. Round off your answer to 2 decimal places.
7. Calculate the a and ß when the emitter current of BJT is equal to 1 mA and the collector current is 0.995 mA.
A given BJT has an alpha of 0.9985 and a collector current of 15 mA. What is the value of base current? a. 0.0225 mA b.15.15 mA c. 14.85 mA d. 15 mA
2. Determine the operating point for a fixed-biased transistor with the following values: BDC = 90, Vcc=12 V, RB=22 KO, and Rc=100. Show the circuit too.
6.
The Beta of a certain BJT is known to be approximately 172. How much base current (in microamperes) is required in order to have 4.12 mA of collector current? No need for a solution. Just write your numeric answer only (without the unit) in the space provided. Round off your answer to 2 decimal places.
4
In reference to Figure 2, given the dc load line and the transistor circuit, what will be the value of RC, in kilo-ohms? In reference to Figure 2, given the dc load line and the transistor circuit, what will be the voltage of RB, in volts? In reference to Figure 2, given the dc load line and the transistor circuit, what will be the value of RB in kilo-ohms, if Beta=100?
Pls answer. Thank you.