1. Determine the operating point of the diode in figure 14 below and compute the power output of the 12 V battery. The I-V graph of the 1N914 diode is given in figure 15. Hint: Find the Thevenin equivalent seen by the diode and use a load line to find the Q- point. Once you find the diode current and voltage, you can solve for the current through the battery to find the power output. R1 R3 2 I 500 200 .V1 =12 V R2 100 D1 1N914 V R4 200 Figure 14. Simple circuit with one diode

Electric Motor Control
10th Edition
ISBN:9781133702818
Author:Herman
Publisher:Herman
Chapter59: Motor Startup And Troubleshooting Basics
Section: Chapter Questions
Problem 12SQ: How is a solid-state diode tested? Explain.
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1. Determine the operating point of the diode in figure 14 below and compute the power
output of the 12 V battery. The I-V graph of the 1N914 diode is given in figure 15.
Hint: Find the Thevenin equivalent seen by the diode and use a load line to find the Q-
point. Once you find the diode current and voltage, you can solve for the current through
the battery to find the power output.
R1
R3
2
3
500
200
I
+
R2
100
.V1
= 12 V
D1
1N914 V
R4
200
Figure 14. Simple circuit with one diode
Transcribed Image Text:1. Determine the operating point of the diode in figure 14 below and compute the power output of the 12 V battery. The I-V graph of the 1N914 diode is given in figure 15. Hint: Find the Thevenin equivalent seen by the diode and use a load line to find the Q- point. Once you find the diode current and voltage, you can solve for the current through the battery to find the power output. R1 R3 2 3 500 200 I + R2 100 .V1 = 12 V D1 1N914 V R4 200 Figure 14. Simple circuit with one diode
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