IR91-21C Datasheet, PDF (1/9 Pages) Everlight Electronics Co., Ltd – 1.9mm Round Subminiature Axial Infrared LED

Technical Data Sheet
1.9mm Round Subminiature Axial Infrared LED
Features
․Small double-end package
․High reliability
․Low forward voltage
․Good spectral matching
to Si photodetector
․Pb free
․The product itself will remain within RoHS compliant version.
Descriptions
IR91-21C is an infrared emitting diode in miniature
SMD package which is molded in a water clear plastic with
spherical top view lens. The device is spectrally matched
with silicon photodiode and phototransistor.
Applications
․PCB mounted infrared sensor
․Infrared emitting for miniature light barrier
․Floppy disk drive
․Optoelectronic switch
․Smoke detector
IR91-21C
Device Selection Guide
LED Part No.
Chip
Material
IR
GaAlAs
Lens Color
Water Clear
Everlight Electronics Co., Ltd.
Device No：DIR-091-027
http:\\www.everlight.com
Prepared date：07-20-2005
Rev 3
Page: 1 of 9
Prepared by：Jaine Tsai