Description
BPW77N is a very high sensitive silicon NPN epitaxial planar phototransistor in a standard TO–18 hermeti cally sealed metal case. Its glass lens featuring a viewing angle of ±10
makes it insensible to ambient straylight. A base terminal is available to enable biasing and sensitivity control.

FEATUREs
Hermetically sealed case
Lens window
Narrow viewing angle ϕ = ± 10

Exact central chip alignment
Base terminal available
High photo sensitivity
Suitable for visible and near infrared radiation
Selected into sensitivity groups

APPLICATIONs
Detector in electronic control and drive circuits