Explain the Schottky barrier lowering and its effect on the reverse saturation current in a Schottky...

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Electrical Engineering

Explain the Schottky barrier lowering and its effect on thereverse saturation current in a Schottky barrier diode.

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Schottky diode Metals have electrons as majority carrier and Ntype semiconductor also possesses electrons as majority charge carrier Thus when a metalsemiconductor junction is unbiased then current doesnt flow in a diode This is because electrons in Ntype region do not possess sufficient energy to transit from Ntype junction to metal But when the junction is forward biased then    See Answer
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