1 crossled series ds-INK1003-chn rev1.0 ? z 3 ? z ??? z ?? 3.3~5.5v z ? 12v z 8 pwm ?????? 256 ? z ???? pwm z ??? ???????? : 1 % ????A? : 3% z ???? 400~800khz z ? free run ????????? ? z ???? z schmitt z esd hbm ? 8kv z led ? z / led ? / z ?? z ? z ? led ? INK1003 ????? led ? led ? led ??? ?????? led ??? led ?? INK1003 3 ??? ??? 18ma ??? 24 ?????? INK1003 ?????????? 20 ?? 800khz ? 1024 ?? pol ?? INK1003 ?? ic ????? ??????? 8kv esd ????????? INK1003 ? sop-8 ????? -40~85 ? fig1 sop-8 ? ?
2 crossled series ds-INK1003-chn rev1.0 ? parameter symbol ratings unit ?? vcc -0.3 to 6v v ? v in -0.3 to vcc+0.3v v ? v out -0.3 to vcc+0.3v v ?? v xout -0.3 to 12v i out off v v xout -0.3 to 5v i out =20ma v i outcc 18 ma ? ?????? ??? d ioi d ioe 1 3 % ? f clk 800 khz ? p d 1200 mw topr -40 to + 150 ?? tstg -55 to + 150 esd hbm 8000 v ? : ??????? (vcc=5v, ta= 25 , .) parameter symbol conditions min typ max units ?? v cc 3 -- 5 v ? vout iout=1ua -0.3 -- 12 v i outh v xout =2v 16 -- 20 ma i outl ? , vout=10v -- 1 10 ua i source -- 1 -- ma i sink -- -1 -- ma ? i stb -- 1000 1600 a ??? vcc clamp vin=12v 5.1 5.4 5.7 v ??? i oh v in v ih or v il , -- 2.5 -- us i in ? cki sdi v in vdd or gnd -- -- 1 ua ?? v ih ta -40 125 0.8*vdd -- vdd v v il gnd -- 0.2*vdd v ? %dv out -- 1 -- %/v ? %dv cc v cc 4 5.5v,v out between 1.0v and 3.0v -- 1 -- %/v ? r inlow r lin , -- 300 -- k ?
3 crossled series ds-INK1003-chn rev1.0 ?? fig2, INK1003 ??? ? ? 1 rout 18ma ?? 2 gout 18ma ?? 3 bout 18ma ?? 4 gnd 5 sdo 6 sdi 7 pol ????????? ?? 8 vcc ?
4 crossled series ds-INK1003-chn rev1.0 ?? : ? led ??? INK1003 ???????? ? 1) ????A????? 1% ??? 4% 2) ???????? INK1003 ????? ????????? INK1003 ?? (pd) INK1003 ?? pd(max)=(tj-ta)/rth(j-a) 3 ?????? ? ) 3 ( ) ( ) ( + = ds out dd dd d v duty i v i act p ???? pd(act) pd(max) ?????? 3 / / / ) ( ) ( duty v v i r t t i ds cc cc a j th a j out ? ? = ? ??????? pd(max)=(tj-ta)/rth(j-a) ?? ?????? ?? (v led ) INK1003 ? v ds ? 0.4~5v ?????? v ds ???? pd(act)>pd(max), v led =12v ? v ds =v led -v f , v led ?????y v led ? ???????????? v drop ??? ?? v ds =(v led -v f )-v drop ???? INK1003 ?? fig 3 INK1003 ? INK1003 ???? ???????????y??? sdi ?? ? 24 bit sdo ???????????? sdo ??? ???? rout gout bout pwm ??? 24 bit ? ?????????? 3.2ms sdi ?? reset ???? ?????????? 24 bit ?? sdo ? ???? reset ? rout gout bout ????? 24 s ? ? reset ???? 24 bit pwm rout gout bout ? ?????????????? ? 1024 ??? 1024 x 0.4 x 2 0.8192 ms ???? 0.4 s ?
5 crossled series ds-INK1003-chn rev1.0 ????? rout ? msb ? bout ? lsb ? led ????? [] [ ] [ ] [ ] [ ][][] [ ] 256 0 2 * 1 2 * 2 2 * 3 2 * 4 2 * 5 2 * 6 2 * 7 1 2 3 4 5 6 7 l l l l l l l l d xout + + + + + + + = ----- (7) l[x]=?0? or ?1?, ??? outn[x], x=0,1,2??7 . ? ?0000 0000? ?? 0 ? ?? ?1111 1111? ???? 4 ?? ? d1 ? mcu ??? d2 d3 d4 ???? 5 24bit ?? r 7 r 6 r 5 r 4 r 3 r 2 r 1 r 0 g 7 g 6 g 5 g 4 g 3 g 2 g 1 g 0 b 7 b 6 b 5 b 4 b 3 b 2 b 1 b 0 ? msb ? lsb ?? rout gout bout ?
6 crossled series ds-INK1003-chn rev1.0 ?? 1 2 ???? ? t0h 0 ???? 0.25 s 75ns t1h 1 ???? 1.0 s 75ns t0l 0 ???? 1.0 s 75ns t1l 1 ???? 0.2 5 s 75ns fig 4 INK1003 ? 5v ? INK1003 ?????? vcc ?? 5.4v 5v ?????? ?????????? 9v ???? ???? INK1003 ???????? ic ????? ? fig5, 5v ?? 5v ??????? 5v ????????
7 crossled series ds-INK1003-chn rev1.0 INK1003 ? pwm ? INK1003 ????? 7pin ????? ic ?? 7 pin vcc ??? r/g/b pwm ??????? 0 ? 100% ??? INK1003 ??? pwm ?? ?? ?? 0 ??? fig6 ???? fig7 ??? ? INK1003 pol ?? pwm ???????
8 crossled series ds-INK1003-chn rev1.0 INK1003 ? INK1003 ??????????? 800khz ?? INK1003 ??? 20 ????????????? 50 ? ??k ?????????T?????????
9 crossled series ds-INK1003-chn rev1.0 ?? ???? sop8 mm ? ? a 1.350 1.750 a1 0.100 0.250 a2 1.350 1.550 b 0.330 0.510 c 0.170 0.250 d 4.700 5.100 e 3.800 4.000 e1 5.800 6.200 e 1.270(bsc) l 0.400 1.270 0 8 a???oe ??o18603078015 a???o? ??o18603078011
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