This part is a kind of semiconductor called BIR-NLxxx.

Function of this product has (BIR Series) INFRARED EMITTING DIODES.

Manufacturers : Yellow Stone

Image and pinout :

Some of the text within the PDF file :

APPLICATIONS 1 Remote Control , 1 Photo Detector, 1 Smoke Detector, 1 Automatic Control System ABSOLUTE MAXIMUM RATINGS (Ta=25 1 Operating Temperature Range (-45 1 Storage Temperature Range (-45 ) 1 Peak Forward Current(Pulse Width =10us. 10% Duty Cycle) ~ +85 ) ~ +100 ) ) Absolute Maximum Ratings Lens Appearance Pd If Peak Electro-optical Data(At 50mA) Vf Radiant (V) Power 1 Lead Soldering Temperature (1/16inch from case 5sec 250 ELECTRICAL AND RADIANT CHARACTERISTICS (Ta=25 Chip Package Part No. Peak Wave Length p (nm) 940 940 880 850 940 940 880 850 Material (nm) (mw) (mA) (mA) Typ Max Min. Typ. Water Clear Blue Transparent Water Clear Water Clear Blue Transparent Water Clear Blue Transparent Water Clear Blue Transparent Water Clear Water Clear Water Clear 50 50 50 50 50 50 50 50 5 [ ... ]

BIR-NLxxx PDF Datasheet Download