led numeric display, 2 digit, smd display bl-ds20x-21 approved : xu l checked :zhang wh drawn: li fs rev no: v.2 page 1 of 4 www.betlux.com email: sales@betlux.com , betlux@betlux.com features: ? 5.08mm (0.20?) dual digit num eric display series. smd type ? low current operation. ? excellent character appearance. ? easy mounting on p.c. boards or sockets. ? i.c. compatible. ? rohs compliance. ? super bright electrical-optical characteristics: (ta=25c) (test condition: if=20ma) part no chip vf unit:v common cathode common anode emitte d color material ? p (nm) typ max iv typ.(mcd ) BL-DS20A-21S-XX bl-ds20b-21s-xx hi red gaalas/gaas,sh 660 1.85 2.20 100 bl-ds20a-21d-xx bl-ds20b-21d-xx super red gaalas/gaas,dh 660 1.85 2.20 110 bl-ds20a-21ur-xx bl-ds20b-21ur-xx ultra red gaalas/gaas,ddh 660 1.85 2.20 150 bl-ds20a-21e-xx bl-ds20b-21e-xx red gaasp/gap 635 2.10 2.50 45 bl-ds20a-21y-xx bl-ds20b-21y-xx yellow gaasp/gap 585 2.10 2.50 45 bl-ds20a-21g-xx bl-ds20b-21g-xx green gap/gap 570 2.20 2.50 45 ? ultra bright electrical-optical characteristics: (ta=25c) (test condition: if=20ma) part no chip vf unit:v common cathode common anode emitted color material ? p (nm) typ max iv typ.(mcd ) bl-ds20a-21uhr-x x bl-ds20b-21uhr-x x ultra red algainp 645 2.10 2.50 150 bl-ds20a-21ue-xx bl-ds20b-21ue-xx ultra red algainp 630 2.10 2.50 130 bl-ds20a-21yo-xx bl-ds20b-21yo-xx ultra amber algainp 619 2.10 2.50 130 bl-ds20a-21uy-xx bl-ds20b-21uy-xx ultra yellow algainp 590 2.10 2.50 120 bl-ds20a-21ug-xx bl-ds20b-21ug-xx ultra green algainp 574 2.20 2.50 90 bl-ds20a-21pg-xx bl-ds20b-21pg-xx ultra pure green ingan 525 3.80 4.50 180 bl-ds20a-21b-xx bl-ds20b-21b-xx ultra blue ingan 470 2.70 4.20 70 bl-ds20a-21w-xx bl-ds20b-21w-xx ultra white ingan / 2.70 4.20 70 ? -xx: surface / lens color number 0 1 2 3 4 5 ref surface color white black gray red green epoxy color water clear white diffused red diffused green diffused yellow diffused
led numeric display, 2 digit, smd display bl-ds20x-21 approved : xu l checked :zhang wh drawn: li fs rev no: v.2 page 2 of 4 www.betlux.com email: sales@betlux.com , betlux@betlux.com ? absolute maximum ratings (ta=25c) parameter s d ur e y g unit forward current i f 25 25 25 25 25 30 ma power dissipation p d 60 60 60 60 60 65 mw reverse voltage v r 5 5 5 5 5 5 v peak forward current i pf (duty 1/10 @1khz) 150 150 150 150 150 150 ma operation temperature t opr -40 to +80 c storage temperature t stg -40 to +85 c lead soldering temperature t sol max.2605c for 3 sec max. (1.6mm from the base of the epoxy bulb) c ? absolute maximum ratings (ta=25c) parameter uhr ue yo uy ug pg ub uw unit forward current i f 30 30 30 30 30 30 30 30 ma power dissipation p d 75 65 65 65 75 110 120 120 mw reverse voltage v r 5 5 5 5 5 5 5 5 v peak forward current i pf (duty 1/10 @1khz) 150 150 150 150 150 150 100 100 ma operation temperature t opr -40 to +80 c storage temperature t stg -40 to +85 c lead soldering temperature t sol max.2605c for 3 sec max. (1.6mm from the base of the epoxy bulb) c
led numeric display, 2 digit, smd display bl-ds20x-21 approved : xu l checked :zhang wh drawn: li fs rev no: v.2 page 3 of 4 www.betlux.com email: sales@betlux.com , betlux@betlux.com ? package configuration & inte rnal circuit diagram 3,18 5 20 19 1 2 4 16 17 bl-ds20a-11 bl-ds20b-11 a bcdefgdp dp g f e d c b a dp g f e d c b a 12 11 9 7 6 14 15 10 8,13 ab c def g dp 10 15 14 6 7 9 11 12 171642119205 8,13 3,18 0.8 3 bl-ds20x-11 bl-ds20x-11 serie s a b c d e f g dp dp g f e d c b a 14.1 1.44*9=12.96 7.2 1 0 ? 3 . 2 0. 7 5.08 8 1 0 r 0 . 3 pin1 0.3 2.4 pin10 pin11 pin20 0.8 3 0.9 pin1 pin10 pin11 1.2 pin20 r 0 . 4 notes: 1. all dimensions are in millimeters (inches) 2. tolerance is 0.25(0. 01")unless otherwise noted. 3. specifications are subject to c hange without notice.
led numeric display, 2 digit, smd display bl-ds20x-21 approved : xu l checked :zhang wh drawn: li fs rev no: v.2 page 4 of 4 www.betlux.com email: sales@betlux.com , betlux@betlux.com ? typical electrical-optic al 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 16 3 45 2 8 4.0 3.0 2.0 1.0 0 20 40 60 80 100 1 5 b 50 40 30 20 10 0 20 40 60 80 100 1 6 2,4,8,a 3 5 3 2 1 0.5 0.2 0.1 -30 -20 -10 0 10 203040506070 1 5 4 2 3 10 9 8 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 9 8 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 specified 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. ipeak max. idc max.
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