APD Avalanche Photodiodes

APD Dark-Current Dissipation

Static power the APD itself dissipates while reverse biased.

Pdark = Id · Vr

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Result

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Variables and units	Unit	Default
Dark-current dissipation Pdark	μW	0.063786
Dark current Id	nA	0.4
Bias voltage Vr	V	159.465

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Laser Selector

Item	Value	Unit	Notes

Engineering estimate based on the formula above. Verify selected parts against the current datasheet and system tolerances before production.