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1. A germanium diode has a reverse saturation current of 30 μA at 125°C and forward current of 1 mA at a forward potential of 0.8 V and the reverse potential is 0.6 V What are its dynamic forward and reverse resistance at this temperature.





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  • By: guest on 02 Jun 2017 12.56 am
    We have, I = I0•(eV/nVT -1) ∴ For forward voltage greater than few teeth's of volts, I >> I0 ∴ ∴ Forward dynamic resistance, = 34.3 Ω Reverse dynamic resistance = = 20 kΩ.
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