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Design a widler current source that that supplies a current of 1-5uA using reference current of 500u A and a 5 V supply voltage. The BJTS Q₁ and ₁ are matched and have very large ß. Assume that at VBE=0.7V, 1=1mA. Determine the following: a) R₁ b) R₂ c) I E2 d) e) V E2 V BE2 5 V R₁ Q₁ I REF B 1 E2 Io C₂ Q₂ E₂ R₂

Design a widler current source that that supplies a current of 1-5uA using reference current of 500u A and a 5 V supply voltage. The BJTS Q₁ and ₁ are matched and have very large ß. Assume that at VBE=0.7V, 1=1mA. Determine the following: a) R₁ b) R₂ c) I E2 d) e) V E2 V BE2 5 V R₁ Q₁ I REF B 1 E2 Io C₂ Q₂ E₂ R₂

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Design a widler current source that that supplies a current of 1-5uA using reference current of 500u A and a 5 V supply voltage. The BJTS Q₁ and ₂ are matched and have very large ß. Assume that at VBE=0.7V, 1=1 mA. Determine the following: a) R₁ b) R₂ c) I E2 d) e) V E2 V BE2 5 V R₁ Q₁ I REF B 1 E2 Io C₂ Q₂ E₂ R₂
Transcribed Image Text:Design a widler current source that that supplies a current of 1-5uA using reference current of 500u A and a 5 V supply voltage. The BJTS Q₁ and ₂ are matched and have very large ß. Assume that at VBE=0.7V, 1=1 mA. Determine the following: a) R₁ b) R₂ c) I E2 d) e) V E2 V BE2 5 V R₁ Q₁ I REF B 1 E2 Io C₂ Q₂ E₂ R₂
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