3. Determine the value of R for the circuit of Fig. 153 that will result in a diode current of 10 mA if E = 7 V. Use the characteristics of Fig. 152b for the diode. ID Si + E 6 V R20.2 kN vR FIG. 153 Problem No. 3 3 Series Diode Configurations 5. Determine the current I for each of the configurations of Fig. 155 using the approximate equiv- alent model for the diode. 20 V 10 Ω Si Si Si 12 V 10Ω 를 10v 10Ω 20 2 Si (а) (b) (c) FIC 1EE

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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3. Determine the value of R for the circuit of Fig. 153 that will result in a diode current of
10 mA if E = 7 V. Use the characteristics of Fig. 152b for the diode.
Si
+
+
E= 6 V
R20.2 k)
Vr
FIG. 153
Problem No. 3
3 Series Diode Configurations
5. Determine the current I for each of the configurations of Fig. 155 using the approximate equiv-
alent model for the diode.
20 V
10 2
Si
Si
A Si
Si
12 V
10 2
를 1ov
10Ω
20 2
Si
(a)
(b)
(c)
FIG. 155
Transcribed Image Text:3. Determine the value of R for the circuit of Fig. 153 that will result in a diode current of 10 mA if E = 7 V. Use the characteristics of Fig. 152b for the diode. Si + + E= 6 V R20.2 k) Vr FIG. 153 Problem No. 3 3 Series Diode Configurations 5. Determine the current I for each of the configurations of Fig. 155 using the approximate equiv- alent model for the diode. 20 V 10 2 Si Si A Si Si 12 V 10 2 를 1ov 10Ω 20 2 Si (a) (b) (c) FIG. 155
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