Technical Data Sheet
1.9mm Round Subminiature “Z-Bend” Lead Phototransistor
․Fast response time
․High photo sensitivity
․Small junction capacitance
․Compatible with infrared and vapor phase reflow solder process.
․The product itself will remain within RoHS compliant version.
․PT91-21B/F10 is a phototransistor in miniature SMD package
which is molded in black plastic with spherical top view
lens. The device is spectrally matched to infrared emitting
․Counters and sorter
․Infrared applied system
Device Selection Guide
LED Part No.
Everlight Electronics Co., Ltd.
Page: 1 of 9
Prepared by：Jaine Tsai