The BPW76A and BPW76B series, from Vishay Semiconductor, are a family of silicon NPN phototransistors. They are in hermetically sealed TO-18 packages with a glass window. They are sensitive to both visible and near IR radiation. The BPW76A and BPW76B phototransistors are ideal for use as detectors in electronic control and drive circuits.

Features of the BPW76A and BPW76B phototransistors:
TO-18 package
Through-hole mounting
4.7mm diameter
High photo sensitivity
High radiant sensitivity
Angle of half intensity: 40°
Operating temperature: -40 to +125 °C

IR Phototransistors, Vishay Semiconductor