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Determine Rz for a 12 V Zener regulator is used with a dc input of 20 V, a load current of 65 mA, and a Zener current of 20 mA. DC input Zener R diode O 91.4 ohms O 14.9 ohms O 49.1 ohms O 94.1 ohms

Determine Rz for a 12 V Zener regulator is used with a dc input of 20 V, a load current of 65 mA, and a Zener current of 20 mA. DC input Zener R diode O 91.4 ohms O 14.9 ohms O 49.1 ohms O 94.1 ohms

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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Question
Determine Rz for a 12 V Zener regulator is used with a dc input of 20 V, a load current of 65 mA, and a Zener current of 20 mA. Rz DC Input Zener R diode 91.4 ohms O 14.9 ohms 49.1 ohms O 94.1 ohms
Transcribed Image Text:Determine Rz for a 12 V Zener regulator is used with a dc input of 20 V, a load current of 65 mA, and a Zener current of 20 mA. Rz DC Input Zener R diode 91.4 ohms O 14.9 ohms 49.1 ohms O 94.1 ohms
The transformer is specified to have a 15 V rms secondary for the standard 120 V across the primary. If germanium diodes were used, determine Vout and Vdc for the circuit shown. D3 D 120 V Vpsec) R D2 D 10 kn O 20.16 V, 11.11 V O 26.1, 31.11 v O 21.6 V, 11.13 V O 20.61 V. 13.11 V ell lelll
Transcribed Image Text:The transformer is specified to have a 15 V rms secondary for the standard 120 V across the primary. If germanium diodes were used, determine Vout and Vdc for the circuit shown. D3 D 120 V Vpsec) R D2 D 10 kn O 20.16 V, 11.11 V O 26.1, 31.11 v O 21.6 V, 11.13 V O 20.61 V. 13.11 V ell lelll
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