BPW78
Vishay Telefunken
Silicon NPN Phototransistor
Description
BPW78 is a high sensitive silicon NPN epitaxial planar phototransistor in a flat side view plastic package. A small recessed lens provides a high sensitivity in a low profile case. The epoxy package itself is an IR filter, spectrally matched to GaAs or GaAs on GaAlAs IR emitters (lp > 850nm).
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