Using a 7812-voltage regulator and a 10 2 load in Figure 5, how much power will the external pass transistor have to dissipate? (The maximum internal regulator current is set at 500 mA by Rest)

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter17: Commercial And Industrial Air-conditioning Control Systems
Section: Chapter Questions
Problem 24RQ
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Using a 7812-voltage regulator and a 100 load in Figure 5, how much power will the external pass
transistor have to dissipate? (The maximum internal regulator current is set at 500 mA by Rex)
7809
No Spacing
=
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141
Heading 2
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Transcribed Image Text:1- V EET E- Paragraph go S 9₁₂₁ ww Normal Rext Lext Using a 7812-voltage regulator and a 100 load in Figure 5, how much power will the external pass transistor have to dissipate? (The maximum internal regulator current is set at 500 mA by Rex) 7809 No Spacing = Heading 1 141 Heading 2 Styles Title
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