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2014. 5. 13 1/11 semiconductor technical data kia78d15af~ KIA78D05AF bipolar linear integrated circuit revision no : 0 3 terminal low drop output voltage regulator description the kia78dxxaf series are low dropout voltage regulator suitable for various electronic equipments. the regulator has multi function such as over current protection, overheat protection. features h 1.0a output low drop voltage regulator. h built in over current protection, over heat protection. h low quiescent current : 2ma(typ.) line up dpak dim millimeters a b c d f h i j k l 6.60 0.2 6.10 0.2 5.0 0.2 1.10 0.2 2.70 0.2 2.30 0.1 1.00 max 2.30 0.2 0.50 0.1 2.00 0.20 0.50 0.10 e 0.91 0.10 m 0.90 0.1 o a c d b e k i j q h f f m o p l 123 1. v in 2. gnd 3. v out 1.00 0.10 p 0.95 max q + _ + _ + _ + _ + _ + _ + _ + _ + _ + _ + _ + _ + _ maximum ratings (ta=25 ? ) item output voltage (typ.) package kia78d15af 1.5v f : dpak kia78d18af 1.8v kia78d20af 2.0v kia78d25af 2.5v kia78d30af 3.0v kia78d33af 3.3v kia78d35af 3.5v KIA78D05AF 5.0v characteristic symbol rating unit input voltage v in 15 v output current i o 1 a power dissipation -1 (no heatsink) p d1 1.0 w power dissipation -2 (infinite heatsink) p d2 10 junction temperature t j 150 ? operating temperature t opr -40 ~ +85 ? storage temperature t stg -50 ~ +150 ?
1 2 3 v out v in gnd thernal shutdown bias current limitter driver reference 2014. 5. 13 2/11 kia78d15af~KIA78D05AF revision no : 0 block diagram fig. 1 test circuit fig. 2 application circuit c in * v out v in c out * 3 2 1 v v in v out gnd c in * power supply to load v in c out * 3 2 1 v in v out gnd * input capacitor (c in ) , output capacitor (c out ) : more than 1.0uf (ceramic capacitor). when mounting an output capacitor (c out ) between the v out and gnd pin and input capacitor (c in ) for stabilizing the input between the v in and gnd pin , the distance from the capacitors to these pins should be as short as possible. test circuit application circuit
2014. 5. 13 3/11 kia78d15af~KIA78D05AF revision no : 0 electrical characteristics (v in = v out (typ.)+2v for v out ! 2.0v, v in = 2.5v for v out ? 2.0v, ta = 25 ? , c in = c out = 1 f, unless otherwise specified.) * dropout voltage is not guaranteed in the model less than vout=2.0v characteristic symbol test conditions min. typ. max. units quiescent current i b i out = 0ma - 2 5 ma output voltage v out i out = 1ma ? 0.98 - ? 1.02 v dropout voltage * v d v in = 0.95 v out , i out = 500ma - 0.25 0.5 v line regulation reg line v out (typ.)+1.5v ? v dd ? v out (typ.)+ 2.5v, i out = 1ma - 0.05 0.1 %/v load regulation reg load 1ma ? i out ? 1000ma - 20 100 mv v out temperature coefficient v out / t i out = 1ma, -40 ?? top ? 85 ? - 100 - ppm/ ? ripple rejection r h r f=1khz, vripple=1.0v, i out = 10ma - 70 - db output noise voltage v no fbw=20~80khz, i out = 10ma - 100 - vrms
2014. 5. 13 4/11 kia78d15af~KIA78D05AF revision no : 0 input voltage (v) fig. 1-3 input voltage vs. output voltage (KIA78D05AF) 0.0 output voltage (v) 0.0 2.0 10.0 6.0 8.0 4.0 12.0 14.0 1.0 2.0 3.0 4.0 5.0 6.0 output voltage (v) 0.0 0.0 input voltage (v) fig. 1-1 input voltage vs. output voltage (kia78d15af) 4.0 2.0 6.0 8.0 10.0 12.0 14.0 0.5 1.0 1.5 2.0 input current (ma) input voltage (v) 2 1 0.0 0 2.0 6.0 8.0 4.0 10.0 14.0 12.0 fig. 2-1 input voltage vs. input current (kia78d15af) 5 4 3 output voltage (v) 4.0 input voltage (v) 0.0 0.0 1.0 0.5 1.5 2.5 2.0 3.0 2.0 12.0 6.0 8.0 10.0 14.0 fig. 1-2 input voltage vs. output voltage (kia78d33af) 4.0 3.5 io =1ma, 250ma, 500ma, 1000ma io =1ma, 250ma, 500ma, 1000ma io =1ma, 250ma, 500ma, 1000ma input current (ma) input voltage ( v ) fig. 2-2 input voltage vs. input current (kia78d33af) 2 1 0.0 0 2.0 6.0 8.0 4.0 10.0 14.0 12.0 5 4 3 fig. 2-3 input voltage vs. input current (KIA78D05AF) input voltage (v) input current (ma) 2 1 0.0 0 2.0 6.0 8.0 4.0 10.0 14.0 12.0 5 4 3 typical characteristics (ta=25 ? , c in =c out =1 f, , unless otherwise specified.)
2014. 5. 13 5/11 kia78d15af~KIA78D05AF revision no : 0 fig.3-1 load regulation (kia78d15af) output current (a) load regulation (mv) 0.00 -100 0.20 0.40 0.60 -50 0 50 100 0.80 1.00 load regulation (mv) output current (a) -100 0.00 0.50 0.25 0.75 1.00 fig.3-2 load regulation (kia78d33af) -80 -60 -40 -20 0 20 40 60 80 100 fig.3-3 load regulation (KIA78D05AF) load regulation (mv) output current (a) 0.00 -100 0.20 0.40 0.60 -50 0 50 100 0.80 1.00 line regulation (mv) -10.0 24 input voltage (v) fig.4-1 line regulation (kia78d15af) 68101214 0.0 2.5 -2.5 5.0 -5.0 10.0 7.5 -7.5 fig.4-2 line regulation (kia78d33af) line regulation (mv) input voltage ( v ) -10.0 24 6 8 10 12 14 0.0 2.5 -2.5 5.0 -5.0 10.0 7.5 -7.5 fig.4-3 line regulation (KIA78D05AF) input voltage (v) line regulation (mv) -10.0 6 8101214 0.0 2.5 -2.5 5.0 -5.0 10.0 7.5 -7.5
2014. 5. 13 6/11 kia78d15af~KIA78D05AF revision no : 0 output voltage (v) -50 -25 1.2 0 25 50 75 100 125 150 175 -50 -25 0 25 50 75 100 125 150 175 fig.5-1 temperature vs. output voltage (kia78d15af) 1.3 1.4 1.5 1.7 1.6 fig.5-2 temperature vs. output voltage (kia78d33af) output voltage (v) 2.5 2.7 2.9 3.3 3.1 3.5 temperature ( c) temperature ( c) -50 -25 0 25 50 75 100 125 150 175 4.0 fig.5-3 temperature vs. output voltage (KIA78D05AF) 4.5 4.3 4.8 5.2 5.5 5.3 6.0 5.8 output voltage (v) fig.6-1 ripple rejection (kia78d15af) frequency (hz) ripple rejection (db) 0.01 -100 -80 -90 -60 -70 -30 -40 -50 -10 -20 0 10 100 0.1 1 1000 ripple rejection (db) frequency ( hz ) fig.6-2 ripple rejection (kia78d33af) temperature ( c) i o =10ma i o =100ma i o =250ma i o =500ma 0.01 -100 -80 -90 -60 -70 -30 -40 -50 -10 -20 0 10 100 0.1 1 1000 i o =10ma i o =100ma i o =250ma i o =500ma ripple rejection (db) frequency (hz) fig.6-3 ripple rejection (KIA78D05AF) 0.01 -100 -80 -90 -60 -70 -30 -40 -50 -10 -20 0 10 100 0.1 1 1000 i o =10ma i o =100ma i o =250ma i o =500ma
2014. 5. 13 7/11 kia78d15af~KIA78D05AF revision no : 0 fi g .7-2 current limit ( kia78d33af ) output current ( a ) 0.0 0.00 output voltage ( v ) 0.50 1 .00 1 .50 1 .5 1 .0 0.5 2 .0 2 .5 3.0 4.0 3.5 fi g .7-1 current limit ( kia78d15af ) output current ( a ) output voltage ( v ) 0.00 0.0 0.5 0.50 2 .0 1 .5 1 .0 1 .00 1 .50 fi g .7-3 current limit ( KIA78D05AF ) output current ( a ) 0.0 0.00 output voltage ( v ) 0.50 1 .00 1 .50 2 .00 2 .0 1 .0 3.0 4.0 5.0 6.0 fi g . 8-1 esr stable area ( kia78d15af ) output current ( a ) 0 0.01 e sr ( e ) 0.1 1 1 0 0.5 0. 2 5 0.75 1 stable area e sr ( e ) output current ( a ) 0.0 0.2 0.4 fi g . 8-2 esr stable area ( kia78d33af ) 0.6 0.8 1 .0 0.01 0.1 1 1 0 stable area fi g . 8-3 esr stable area ( KIA78D05AF ) e sr ( e ) 0.01 0.1 1 1 0 output current ( a ) 0 0.2 0.4 1 0.6 0.8 stable area
2014. 5. 13 8/11 kia78d15af~KIA78D05AF revision no : 0 fig.9-2 dropout voltage (KIA78D05AF) output current (a) dropout voltage (v) fig.9-1 dropout voltage (kia78d33af) output current (a) dropout voltage (v) 0.00 0.0 0.2 0.40 0.20 1.0 0.8 0.6 0.4 0.60 0.80 1.00 0.00 0.0 0.2 0.40 0.20 1.0 0.8 0.6 0.4 0.60 0.80 1.00 fig.10 p d -t a (dpak) ambient temperature ta ( c ) d power dissipation p (w) 0 150 50 100 3 0 6 9 15 12 thermal resistance j-c 12.5 j-a 125 c/w p d2 p d1
2014. 5. 13 9/11 kia78d15af~KIA78D05AF revision no : 0 fig.11-1 load transient response (kia78d15af) c in = 1 ? , c o = 1 ? i o = 1ma a 500ma c in = 1 ? , c o = 10 ? i o = 1ma a 500ma c in = 1 ? , c o = 1 ? i o = 500ma a 1000ma c in = 1 ? , c o = 10 ? i o = 500ma a 1000ma c in = 1 ? , c o = 1 ? i o = 1ma a 1000ma c in = 1 ? , c o = 10 ? i o = 1ma a 1000ma
2014. 5. 13 10/11 kia78d15af~KIA78D05AF revision no : 0 fig.11-2 load transient response (kia78d33af) c in = 1 ? , c o = 1 ? i o = 1ma a 1000ma c in = 1 ? , c o = 10 ? i o = 1ma a 1000ma c in = 1 ? , c o = 1 ? i o = 500ma a 1000ma c in = 1 ? , c o = 10 ? i o = 500ma a 1000ma c in = 1 ? , c o = 1 ? i o = 1ma a 500ma c in = 1 ? , c o = 10 ? i o = 1ma a 500ma
2014. 5. 13 11/11 kia78d15af~KIA78D05AF revision no : 0 fig.11-3 load transient response (KIA78D05AF) c in = 1 ? , c o = 1 ? i o = 1ma a 500ma c in = 1 ? , c o = 10 ? i o = 1ma a 500ma c in = 1 ? , c o = 1 ? i o = 1ma a 1000ma c in = 1 ? , c o = 10 ? i o = 1ma a 1000ma c in = 1 ? , c o = 1 ? i o = 500ma a 1000ma c in = 1 ? , c o = 10 ? i o = 500ma a 1000ma

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