1/3 light emitting diodes OLD232-2 ? electronic components OLD232-2 gaalas infrared light emitting diode general description the OLD232-2 is a high-output gaalas infrared light emitting diode sealed with a glass lens in a highly reliable metal can on a to-46 type stem . its light emission wavelength peaks at 910 nm. because of its high reliability, the OLD232-2 can be the most suitable combination with si photo- detectors. features ? metal can package (with lens) ? peak-emission wavelength : 910 nm ? very high output power: 12 mw typ. (i f =100 ma) ? highly directional output ? compact and light-weighted ? long life applications ? light source for optical readers and control equipment pin configuration (unit: mm) e2p0022-37-x2 1: cathode 2: anode f 5.40.2 f 4.70.2 2.54 1.0 1.0 45 1 2 f 0.45 1 2 ? pin connection diagram 5.4 max. 3.7 13.51 f 1.2 max. this version: jan. 1998 previous version: may. 1997
2/3 light emitting diodes OLD232-2 absolute maximum ratings electrical and optical characteristics parameter symbol rating unit forward current forward current derating factor *1 pulse forward current *2 reverse voltage power dissipation operating temperature storage temperature lead soldering temperature *3 i f i frm v r p tot t opr t stg t sld 100 ma 1 ma/c 1a 6v 200 mw C40 to +125 c C55 to +125 c 260 c *1 ta 3 25c *2 pulse width tw=110 m s, cycle t=10,000 m s *3 within 5 seconds, at least 2 mm from base of lead test condition ta=25c parameter symbol min. unit forward voltage reverse current radiant flux peak-emission wavelength spectral bandwidth v f i r f e l p dl
v m a 8mw nm nm (ambient temperature ta=25c) typ. 1.55 12 910 80 max. 2 10 test condition i f =100 ma v r =6 v i f =100 ma i f =100 ma i f =100 ma typical characteristics ? directional characteristic C90 C60 C30 0 30 60 90 0 20 40 60 80 100 relative radiant intensity (%) directional angle (deg)
3/3 light emitting diodes OLD232-2 ? radiant flux vs. ambient temperature ambient temperature ta ( c ) C50 C25 0 +25 +50 +75 +100 0 50 100 150 200 relative radiant flux (%) ? spectral distribution (ta=25 c) 750 800 850 900 950 1000 1050 0 20 40 60 80 100 relative radiant intensity (%) wavelength l (nm) ? dc forward current vs. forward voltage (ta=25 c) forward current i f (ma) 80 70 60 50 40 30 20 10 0 90 100 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 forward voltage v f (v) 1.6 1.8 2.0 ? maximum pulse forward current tolerance 100 200 500 1000 2000 0.01 0.02 0.05 0.1 0.2 0.5 10 20 50 100 duty ratio d (%) tw=200 m s tw=100 m s tolerance maximum pulse forward current i frm (ma) tw=10 m s tw=50 m s tw=2 ms 12 5 i frm /100 maximum pulse forward current derating factor at ta 3 25c (ma/c) tw i frm t d= tw t 100 (%)
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