2006. 4. 26 1/3 semiconductor technical data KIA33C15F~kia33c25f bipolar linear integrated circuit revision no : 0 dpak-5 dim millimeters a b c d e i 6.6 0.2 6.1 0.2 5.0 0.2 1.10 0.2 2.70 0.2 1.27 0.1 0.5+0.2/-0.1 2.30 0.2 0.5 0.1 0.50 0.1 0.8 0.2 0.7min 0 ~ 0.25 c a b e d f h i j l p o m n f h j l m n o 1.00 0.1 p 1 input (v in 2) input (v in 1) 2 output (v out 1) 4 3 gnd 3 (gnd) output (v out 2) 5 12 34 5 + _ + _ + _ + _ + _ + _ + _ + _ + _ + _ + _ heat sink is common to maximum ratings (ta=25 ) characteristic symbol rating unit input voltage v in 16 v output current i out 1 a power dissipation 1 (no heatsink) p d1 1.3 w power dissipation 2 (infinite heatsink) p d2 13 w operating junction temperature t opr -40~125 storage temperature t stg -55~150 1a, 2-output low drop voltage regulator the kia33cxxf is a 2-output low drop voltage regulator able to provide up to 1a of output current. the regulator has multi function such as over current protection, overheat protection. features 1.0a output low drop voltage regulator output voltage accuracy : 2% built -in over current protection , over heat protection function low quiescent current. : 1ma(typ.) item output volatge (v) package v out 1 v out 2 * KIA33C15F 3.3 1.5 dpak-5 * kia33c18f 3.3 1.8 kia33c25f 3.3 2.5 line up * :under development. electrical characteristics (unless otherwise specified, tj=25 ) characteristic symbol test condition min. typ. max. unit output voltage 3.3v v out v in =5v, i out =0.5a, 0a i out 1a 3.230 3.300 3.366 v 2.5v 2.450 2.50 2550 1.8v 1.764 1.800 1.836 1.5v 1.470 1.500 1.530 line regulation reg line 4.1 v in 16v, i out =10ma - 5 30 load regulation reg load 0a i out 1a, v in =5v - 25 75 quiescent current i b v in =5v, i out =0a - 1 1.5 short circuit current limit i sc v in =5v, r l =0.1 - 1.7 - a ripple rejection r.r i out =200ma, f=120hz, vripple=1vp-p v in =5v 50 - - db dropout voltage v d i out =0.5a, v in =0.95v out - - 0.5 v
2006. 4. 26 2/3 KIA33C15F~kia33c25f revision no : 0 reference voltage reference voltage thermal shut down 1 2 + + 3 gnd v in 1 v in 2 current limit sat prevention v cc v cc v cc v cc 4 v out 1 5 v out 2 current limit sat prevention block diagram v out 2 gnd c in 0.33 f /50v c in 0.33 f /50v v in 1 v in 2 kia33c25f 1 2 fig.1 application circuit v out 1 c out 1 68 f/50v c out 2 274 4 r l 1 3 c out 3 68 f/50v c out 4 274 c out 1 68 f/50v c out 2 274 c out 3 68 f/50v c out 4 274 r l 2 5 v out 2 gnd v in (4v~16v) v in (4v~16v) v in 1 v in 2 kia33c25f 1 2 fig.2 application circuit v out 1 3 r in 4 r l 1 r l 2 5 * c in : more than 0.33 frequired if regulator is located an appreciable distance from power supply filter. you must use to prevent from the parasitic oscillation. *c out : 68 you must use the low impedance-type(low esr) capacitor.
2006. 4. 26 3/3 KIA33C15F~kia33c25f revision no : 0 input voltage v in (v) 1.5 1.0 2.0 4.0 3.0 2.5 3.5 0.0 0.5 010 515 output voltage v o (v) fig. 3 v out - v in v out = 3.3v v out = 2.5v v in (v) 05 1 2.5 3.0 0 1.5 2.0 1.0 0.5 quiescent current (mv) fig. 4 i q - v in v out2 = 2.5v v out1 = 3.3v 4 23 i o (a) dropout voltage v d (v) 0.40 0.35 0 0.10 0.05 0.15 0.20 0.25 0.30 0 0.4 0.5 0.2 0.3 0.1 fig. 5 v d - i out v out = 3.3v v out = 2.5v frequency f (khz) ripple rejection r.r (db) 80 70 0 20 10 30 40 50 60 100 110 0.1 fig. 6 r.r - f v out1 = 3.3v v out2 = 2.5v 1.5 1.0 2.0 3.0 2.5 3.5 4.0 4.5 0 0.5 0 0.8 0.4 1.2 1.4 0.6 0.2 1.0 output voltage v out (v) fig. 7 v out - i out v out1 = 3.3v v out2 = 2.5v output current i out (a) fig. 8 p d - t a power dissipation p d (w) 0 3 6 9 12 15 ambient temperature ta ( ) 0 150 50 100 thermal resistance j-c 9.62 j-a 96.2 c/w c infinite heatsink no heatsink
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