2016. 08. 26 1/5 revision no : 3 semiconductor technical data kia1117ds00~ kia1117ds50 bipolar linear integrated circuit low drop fixed and adjustable positive voltage regulator the kia1117ds ? ? series are a low drop voltage regulator able to provide up to 1a of output current, available even in adjustable version (vref=1.25v) features h low dropout voltage : 1.3v/typ. (iout=1.0a) h very low quiescent current : 2 v (typ) h output current up to 1a 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 a minimum of 10 ? for stability h compatible with tantalum capacitor, electrolytic capacitor, mlcc h available in ? 2%(at 25 ? ) + _ 6.6 0.2 + _ a sot-223(4) k g j h d f e bc 2.30 bsc max 0.1 1.75 ref 3.0 +0.15/-0.1 1.60 0.1 c1 max 1.8 + _ 3.5 0.2 dim millimeters h e b j f f g k c c1 d a 0.71 0.1 + _ 7.0 0.3 + _ 0.30 0.05 + _ 1. gnd (adj)2. output 3. input 123 line up item output voltage (v) package kia1117ds00 adjustable (1.25~12v) ds : sot-223(4) KIA1117DS12 1.2 kia1117ds15 1.5 kia1117ds18 1.8 kia1117ds25 2.5 kia1117ds33 3.3 kia1117ds50 5.0 downloaded from: http:///
2016. 08. 26 2/5 kia1117ds00~kia1117ds50 revision no : 3 maximum ratings (ta=25 ? ) characteristic symbol rating unit input voltage v in 15 v output current i out 1.0 a power dissipation 1 (no heatsink) p d1 1.0 w power dissipation 2 (infinite heatsink) p d2 8.3 w maximum operating junction temperature t j(max) 150 ? operating temperature t opr -40 q 85 ? storage temperature t stg -40 q 150 ? note) package mounted on fr-4 pcb 36 x ? 18 x ? 1.5 x . : mounting pad for the gnd lead min. 6 \ ordering information kia1117d pb-free / halogen-freepacking specification packa g e t y pe item package code packing specification pb-free / halogen-free code package kia1117d s sot-223(4) rtk rtk type p pb-free rtf rtf type h halogen-free downloaded from: http:///
2016. 08. 26 3/5 kia1117ds00~kia1117ds50 revision no : 3 electrical characteristics unless otherwise specified, tj=25 ? characteristic item symbol test conditions min. typ. max. unit reference vorrage kia1117-adj v ref v in =3.25v, 10ma ? i out ? 1a 1.225 1.25 1.275 v output voltage kia1117-12 v out v in =3.2v, 0 ? i out ? 1a 1.176 1.2 1.224 v kia1117-15 v out v in =3.5v, 0 ? i out ? 1a 1.47 1.5 1.53 v kia1117-18 v out v in =3.8v, 0 ? i out ? 1a 1.764 1.8 1.836 v kia1117-25 v out v in =4.5v, 0 ? i out ? 1a 2.45 2.5 2.55 v kia1117-33 v out v in =5.3v, 0 ? i out ? 1a 3.234 3.3 3.366 v kia1117-50 v out v in =7.0v, 0 ? i out ? 1a 4.9 5 5.1 v line regulation kia1117-12 reg line 2.7v ? v in ? 10v, i out =10ma - 0.1 0.2 %/v - v out +1.5v ? v in ? 12v, i out =10ma - 0.1 0.2 %/v load regulation - reg load 10ma ? i out ? 1a, v in =v out +1.5v -1 03 0m v adjustable pin current kia1117-adj i adj v in =5v , 10ma ? i out ? 1a - 55 120 a minimum load current kia1117-adj i min v in =v out +1.5v - 2 10 ma quiescent current kia1117-12 i b1 v in =10v, i out =0a -25m a - i b2 v in =12v, i out =0a current limit - i limit v in =v out +2.0v, t j =25 ? 1-- a dropout voltage - v drop i out =1a - 1.3 1.5 v i out =100ma - 1.23 1.3 v temperature stability - tcv o v in =v out +1.5v, i out =10ma, t j =-20~125 ? - ? 100 - ppm/ ? downloaded from: http:///
2016. 08. 26 4/5 revision no : 3 kia1117ds00~kia1117ds50 v in v in 10 f r2 v out v out * * ** v in v in v out v out gnd 10 f 10 f adj 10 f r1 fig.1 application circuit-1 (fixed-type) fig.2 application circuit-2 (adjustable-type) v out =1.25 ? (1+r2/r1) + i adj ? r2 * note 1) recommend using 10uf tan capacitor, mlcc to assure circuit stability. ** note 2) to meet the minimum load current (>10ma) requirement, r1 is recommended to be 125 ohm or lower. as kia1117-adj can keep itself stable at load current about 2ma, r1 is not allowed to be higher than 625 ohm. downloaded from: http:///
2016. 08. 26 5/5 revision no : 3 kia1117ds00~kia1117ds50 08 1 4 10 12 246 fig. 4 kia1117-adj v out - i out out put voltage v out (v) input current i out (a) input voltage v in (v) out put voltage v out (v) fig. 3 kia1117-adj v out - v in 0 0.60.3 0.9 1.2 1.5 0 0.3 0.6 0.9 1.2 1.5 input current i out (a) temperature ( c) 0.4 1.0 0.6 0.8 1.2 00 . 2 fig. 6 kia1117-adj v out - temp out put voltage v out (v) 0 0.3 0.6 0.9 1.2 1.5 fig. 5 kia1117-adj droput - i out dropout voltage (v) 0 0.3 0.6 0.9 1.2 1.5 0.4 0.6 0.8 1.0 1.2 0 0.2 0 150 50 100 200 -50 (1) (2) ambient temperature ta ( c) power dissipation p d (w) fig.7 p d - ta 2 4 6 8 10 0 12 0 125 25 50 100 75 150 -40 -20 (1) infinite heatsink (t c =t a ) : rth(j-c)=15 ? /w (2) no heatsink : rth(j-a)=125 ? /w downloaded from: http:///
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