Determine from Fig. 17.55 the ratio of LED output current to detector input current for an output

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Determine from Fig. 17.55 the ratio of LED output current to detector input current for an output current of 20 mA. Would you consider the device to be relatively efficient in its purpose?

Fig. 17.55

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Electronic Devices And Circuit Theory

ISBN: 9781292025636

11th Edition

Authors: Robert Boylestad, Louis Nashelsky

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Question Posted: Apr 06, 2022 11:35 PM

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Determine from Fig. 17.55 the ratio of LED output current to detector input current for an output

Question:

30 25 20 15 10 5 O LED input current IF (mA) 10 20 30 40 50 60 Detector output current le (mA)

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Determine from Fig 1755 the ratio of LED output current to detector input current for an output curr...View the full answer

Electronic Devices And Circuit Theory

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