www.betlux.com helmut type led lamp bl-l48 approved : xu l checked :zhang wh drawn: li fs rev no: v.2 page 1 of 3 www.betlux.com email: sales@betlux.com , betlux@betlux.com features: 4.8mm round-helmet type led lamp ultra brightness. choice of various viewing angles. diffused, transparent and water clear lens are availa ble. ic compatible /low current capability. rohs compliance electrical-optical characteristics: (ta=25c) (test condition: if=20ma) chip forward voltage(vf) unit:v luminous intensity (iv) unit:mcd part number emitted color material l ll l p (n m) lens type typ max min. typ. viewi ng angle 2 1/2 (deg) bl-l48uec ultra orange algainp 630 2.10 2.50 200 500 bl-l48uyc ultra yellow algainp 590 2.10 2.50 200 500 bl-l48ugc ultra green algainp 574 2.20 2.50 140 300 bl-l48pgc ultra pure green ingan 525 3.80 4.50 500 1000 bl-l48bgc ultra bluish green ingan 505 3.80 4.50 300 700 bl-l48bc ultra blue ingan 470 2.70 4.20 500 1000 bl-l48ubc ultra white ingan / 2.70 4.20 500 1200 BL-L48VC uv ingan 405 3.80 4.50 60 90 bl-l48uwc ultra white ingan / water clear 2.70 4.20 3000 10000 80 absolute maximum ratings (ta=25c) parameter sr lr ur ue uy ug pg bg b ub uv w u nit forward current i f 25 25 25 30 30 30 30 30 30 30 30 30 ma power dissipation p d 60 60 60 65 65 75 110 110 120 120 120 120 mw reverse voltage v r 5 5 5 5 5 5 5 5 5 5 5 5 v peak forward current i pf (duty 1/10 @1khz) 150 150 150 150 150 150 150 100 100 100 100 100 ma operation temperature t opr -40 to +80 storage temperature t stg -40 to +85 lead soldering temperature t sol max.260 5 for 3 sec max. (1.6mm from the base of the epoxy bulb)
www.betlux.com helmut type led lamp bl-l48 approved : xu l checked :zhang wh drawn: li fs rev no: v.2 page 2 of 3 www.betlux.com email: sales@betlux.com , betlux@betlux.com
cathode
! " package configuration & internal circuit diagram notes: 1. all dimensions are in millimeters (inches) 2. tolerance is # 0.25(0.01")unless otherwise noted. 3. specifications are subject to change without notice.
www.betlux.com helmut type led lamp bl-l48 approved : xu l checked :zhang wh drawn: li fs rev no: v.2 page 3 of 3 www.betlux.com email: sales@betlux.com , betlux@betlux.com " typical electrical-optical characteristics curves: 1.0 0.5 0 350 400 450 500 550 600 650 700 750 800 850 900 950 1000 (a) (b) (c) (d) (2) (3) (8) (4) (1) (6) (5) (9) (10) wavelength(nm) relative intensity vs wavelength( ) $ p (1) - gaasp/gaas 655nm/red (2) - gap 570nm/yellow green (3) - gaasp/gap 585nm/yellow (4) - gaasp/gap 635nm/orange & hi-eff red (5) - gap 700nm/bright red (6) - gaalas/gaas 660nm/super red (8) - gaasp/gap 610nm/super red (9) - gaalas 880nm (10) - gaas/gaas & gaalas/gaas 940nm (a) - gan/sic 430nm/blue (b) - ingan/sic 470nm/blue (c) - (d) - ingan/sic 505nm/ultra green ingaal/sic 525nm/ultra green 50 40 30 20 10 0 1.2 1.6 2.0 2.4 2.6 3.0 1 6 3 4 5 2 8 4.0 3.0 2.0 1.0 0 20 40 60 80 100 15 b 50 40 30 20 10 0 20 40 60 80 100 16 2,4,8,a 35 32 1 0.5 0.2 0.1 -30 -20 -10 0 10 20 30 40 50 60 70 1 5 42 3 10 98 7 6 5 4 3 2 1 1 10 100 1000 10,000 10khz 3khz 1khz 300khz 100khz f-refresh rate 100khz 30khz 10khz 3khz 1khz 300hz 100hz 10 98 7 6 5 4 3 2 1 1 10 100 1000 10,000 forward voltage (vf) forward current vs. forward voltage relative luminous intensity vs. forward current ambient temperature ta( ) % forward current vs. ambient temperature tp-pulse duration us (1,2,3,4,6,8,b.d.j.k) note:25 free air temperature unless otherwise speci fied & tp-pulse duration us forward current(ma) forward current (ma) relative luminous intensity forward current(ma) relative luminous intensity ambient temperature ta( ) & (5) ipeak max. idc max. i p e a k m a x . i d c m a x .
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