2015. 6. 28 1/4 revision no : 1 semiconductor technical data kia1117scb00~ KIA1117SCB50 bipolar linear integrated circuit low drop fixed and adjustable positive voltage regulator the kia1117scb ? ? series are a low drop voltage regulator able to provide up to 1.0a of output current, available even in adjustable version (vref=1.25v) features h low dropout voltage : 1.3v/typ. (iout=1a) h very low quiescent current : 5 v (typ) h output current up to 1.0a h fixed output voltage of 1.2v, 1.5v, 1.8v, 2.5v, 3.3v, 5.0v h adjustable version availability : vref=1.25v h internal current and thermal limit h operating junction temperature range : -40 ? q 125 ? line up sot-223(2) + _ 6.5 0.2 + _ + _ ak g j h d f e bc 0.23~0.35 0.1 max 1.75 ref 3.0+0.15/-0.1 2.3 bsc 7 0.3 0.7+0.15/-0.1 3.5 0.2 + _ 1.65 0.1 dim millimeters h e b j f f g k c d a 1. gnd (adj.)2. output 3. input 1 2 3 heat sink is common to 2 (output) maximum ratings (ta=25 ? ) note) device mounted on fr-4 substuate pcb 36mm ? 18mm ? 15mm, 2oz copper, with 10mm ? 10mm thermal pad layout. characteristic symbol rating unit input voltage v in 15 v output current i out 1.0 a power dissipation (no heatsink) * note ) p d(max) 1.0 w maximum junction temperature t j(max) 150 ? operating junction temperature t opr -40 q 125 ? storage temperature t stg -55 q 150 ? item output voltage (v) accurancy (%) package kia1117scb00 adjustable (1.25~10v) 1.5 sot-223(2) kia1117scb12 1.2 2.0 kia1117scb15 1.5 1.5 kia1117scb18 1.8 kia1117scb25 2.5 kia1117scb33 3.3 KIA1117SCB50 5.0 downloaded from: http:///
2015. 6. 28 2/4 kia1117scb00 ~ KIA1117SCB50 revision no : 1 electrical characteristics (unless otherwise specified, ta=25 ? ) characteristic item symbol test conditions min. typ. max. unit reference voltage kia1117-adj v ref1 v in =v out +2.0v, i out =10ma 1.231 1.25 1.268 v v ref2 10ma ? i out ? 1a, v out +1.4v ? v in ? 10v 1.225 1.25 1.275 v output voltage kia1117-12 v out1 v in =3.2v, i out =10ma 1.176 1.2 1.224 v v out2 10ma ? i out ? 1a, 3.0v ? v in ? 10v 1.152 1.2 1.248 v kia1117-15 v out1 v in =3.5v, i out =10ma 1.477 1.5 1.522 v v out2 10ma ? i out ? 1a, 3.0v ? v in ? 10v 1.470 1.5 1.530 v kia1117-18 v out1 v in =3.8v, i out =10ma 1.773 1.8 1.827 v v out2 0ma ? i out ? 1a, 3.2v ? v in ? 10v 1.746 1.8 1.854 v kia1117-25 v out1 v in =4.5v, i out =10ma 2.462 2.5 2.538 v v out2 0ma ? i out ? 1a, 3.9v ? v in ? 10v 2.450 2.5 2.550 v kia1117-33 v out1 v in =5.0v, i out =10ma 3.250 3.3 3.349 v v out2 0ma ? i out ? 1a, 4.75v ? v in ? 10v 3.235 3.3 3.365 v kia1117-50 v out1 v in =7.0v, i out =10ma 4.925 5.0 5.075 v v out2 0ma ? i out ? 1a, 6.5v ? v in ? 12v 4.900 5.0 5.100 v line regulation - reg line v out +1.5v ? v in ? 12v, i out =10ma - 9 18 mv load regulation - reg load 10ma ? i out ? 1a - 0.5 1.0 % adjustable pin current kia1117-adj i adj - - 60 120 a i adj 0ma ? i out ? 1a, 1.4v ? v in -v out ? 10v - 0.2 5 quiescent current - i b 4.25v ? v in ? 6.5v - 5 10 ma output noise voltage - v no % of v out, 0hz ? f ? 10khz - 0.003 - % current limiting - i lmit - 1.1 - - a ripple rejection - r h r f=120hz, vripple=1vp-p, v in =v out +3v -6 0-d b dropout voltage - v d i out =1a, v out =1%v out - 1.30 1.40 v temperature stability - tcv o - - 0.5 - % thermal shutdown - tsd - - 150 - ? long term stability - tcv o -long - - 0.3 - % downloaded from: http:///
2015. 6. 28 3/4 revision no : 1 kia1117sc00 ~ kia1117sc50 v in v in 10 f r2 v out v out v in v in v out v out gnd 22 f 10 f adj 22 f r1 fig.1 application circuit-1 (fixed-type) typical application circuit fig.2 application circuit-2 (adjustable-type) v out =v ref ? (1+r2/r1) + i adj ? r2 note ) the circuit and parameters are reference only, please set the parameters of the real application circuit based on the real test. downloaded from: http:///
2015. 6. 28 4/4 revision no : 1 kia1117sc00 ~ kia1117sc50 fig. 2 i adj - t j adjust pin current i adj (ua) junction temperature t ( c) j 0 10 3020 40 6050 70 80 90 100 time(us) ripple rejection r.r(db) 1000 800 600 400 0 i load (ma) 200 0 10 20 30 40 50 60 70 80 100 90 fig.5 r.r - f 02550 100 75 150 125 -50 -25 fig. 1 v out (change) - t j output voltage change (%) junction temperature t ( c) j -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 02550 100 75 150 125 -50 -25 fig. 4 load transient respone fig. 3 line transient respone output voltage deviation (mv) input voltage deviation (v) -40 -20 0 4020 7.506.50 9.508.50 40 60 80 120 140 160 180 100 200 020 c in =1uf c out =10uf tantalum v out =5.0v, i out =0.1a time(us) load current (a) input voltage deviation (v) -0.5 0 -0.2 0.5 0.1 -0.1 0 0.30.2 50 100 0 c in =10uf c out =10uf tantalum v in =6.5v, v out =5.0v preload=100ma) v out =5v c adj =25uf c out =25uf f ripple =20khz v ripple ? 0.5v pp f ripple =120hz v ripple ? 3v pp electrical characteristics curves downloaded from: http:///
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