Physics · Semiconductor Electronics
Photodiodes are used to detect optical signals. These diodes are preferably operated in reverse biased mode because:
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- 1The fractional change in minority carriers produces a more easily measurable fractional change in reverse saturation current✓
- 2The fractional change in minority carriers produces a higher forward bias current
- 3The fractional change in majority carriers produces a higher reverse bias current
- 4The fractional change in majority carriers produces a higher forward bias current
Correct answer
The fractional change in minority carriers produces a more easily measurable fractional change in reverse saturation current
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