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| b b r r i i g g h h t t l l e e d d e e l l e e c c t t r r o o n n i i c c s s c c o o r r p p . . b b r r - - b b 4 4 5 5 3 3 4 4 - - 1 1 5 5 v v ver.1.0 page: 1 of 2 since 1981 5.7(.22) flat denotes cathode 2.54(.10) nom. 8.62(.339) 5.0(.197) 1.0(.04) 0.5(.02) sq. typ. 1.5(.059) max. rl 1.0(.04) min. 25.4(1.0) min. c a t h o d e notes: 1. all dimensions are in millimeters (inches). 2. tolerance is 0.25mm (0. 01?) unless otherwise specified. 3. lead spacing is measured where the leads emerge from the package. 4. specifications are subjec t to change without notice. features: package dimensions: 1. chip material: gaasp/gap 2. emitted color : hi-eff red 3. lens appearance : red diffused 4. for dc and pulse operation. 5. with current limiting resistor for 15v 6. ttl & cmos compatible. 7. 5mm diameter package. 8. internal resistor 1400 ? 9. this product don?t contained restriction substance, compliance rohs standard. applications: 1. tv set 2. monitor 3. telephone 4. computer 5. circuit board absolute maximum ratings(ta=25 ) parameter symbol rating unit power dissipation pd 80 mw peak forward current* 1 i fp 150 ma operating temperature topr -40 ~80 storage temperature tstg -40 ~85 soldering temperature tsol 260 (for 5 seconds) * 1 condition for i fp is pulse of 1/10 duty and 0.1msec width.
b b r r i i g g h h t t l l e e d d e e l l e e c c t t r r o o n n i i c c s s c c o o r r p p . . b b r r - - b b 4 4 5 5 3 3 4 4 - - 1 1 5 5 v v ver.1.0 page: 2 of 2 since 1981 electrical and optical characteristics(ta=25 ) parameter symbol condition min. typ. max. unit forward current i f v f =15v - 8 12 ma luminous intensity iv v f =15v - 40 - mcd peak wave length p v f =15v - 640 - nm dominant wave length d v f =15v 617 - 638 nm spectral line half-width ? v f =15v - 45 - nm viewing angle 2 1/2 v f =15v - 35 - deg typical electro-optical characteristics curves fig.4 relative luminous intensity r e l a t i v e l u m i n o u s i n t e n s i t y 2.0 0.5 -40 0 1.0 1.5 2.5 3.0 ambient temperature ta( ) -20 0 20 40 60 vs. ambient temperature r e l a t i v e r a d i a n t i n t e n s i t y 1.0 0.7 0.8 0.9 0.5 0.3 0.1 0.2 fig.6 radiation diagram 010 40 90 80 0.4 0.6 60 50 70 30 20 fig.1 relative intensity vs. wavelength r e l a t i v e r a d i a n t i n t e n s i t y 540 0 0.5 1.0 wavelength (nm) 640 740 ambient temperature ta( ) vs. ambient temperature fig.2 forward current derating curve f o r w a r d c u r r e n t ( m a ) 40 10 10 0 20 30 20 40 60 50 60 100 80 |
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