Question Pool -- Category E5I
What characteristic of optoisolators is often used in power supplies?
-
A.
- They have a low impedance between the light source and the
phototransistor
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B.
- They have a very high impedance between the light source and the
phototransistor
-
C.
- They have a low impedance between the light source and the LED
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D.
- They have a very high impedance between the light source and the
LED
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