2005. 10. 21 1/10 semiconductor technical data kia278r015fp/pi~ kia278r050fp/pi bipolar linear integrated circuit revision no : 0 2a low dropout voltage regulator [low quiescent current type] features 2.0a output low dropout voltage regulator. very low dropout voltage : 0.5v/max (i out =2.0a) built-in on/off control terminal. : active high built in over current, over heat protection aso protection functions. low quiescent current (output off mode) : 0.5 a(typ.) low voltage operation : v opr(min) =2.35v. line up item output voltage (typ.) package kia278r015fp/pi 1.5 fp : d 2 pak-5 pi : to-220is-4 kia278r018fp/pi 1.8 kia278r020fp/pi 2.0 kia278r025fp/pi 2.5 kia278r030fp/pi 3.0 kia278r033fp/pi 3.3 kia278r050fp/pi 5.0 maximum ratings (ta=25 ) characteristic symbol rating unit input voltage v in 15 v on/off control voltage v c 15 v output current i out 2.0 a power dissipation-1 (no heatsink) fp p d1 2.0 w pi 1.5 power dissipation-2 (infinite heatsink) fp p d2 35 w pi 15 junction temperature t j 150 operating junction temperature t opr -20 80 storage temperature t stg -30 150
2005. 10. 21 2/10 kia278r015fp/pi~kia278r050fp/pi revision no : 0 kia278r015fp~kia278r050fp (d 2 pak-5)
2005. 10. 21 3/10 kia278r015fp/pi~kia278r050fp/pi revision no : 0 kia278r015pi~kia278r050pi (to-220is-4)
2005. 10. 21 4/10 kia278r015fp/pi~kia278r050fp/pi revision no : 0 electrical characteristics (kia278r015) (unless otherwise specified, v in =v o +1v, i o =1a, ta=25 ) characteristic symbol conditions min. typ. max. unit input voltage v in - 2.35 - 7 v output voltage v o - 1.45 1.50 1.55 v load regulation reg load i o =5ma 2.0a - 0.2 2.0 % line regulation reg line v in =2.5v~5.5v, i o =5ma - 0.05 1.0 % temperature coefficient of output voltage t c v o tj=0 125 , i o =5ma - 0.02 0.05 %/ ripple rejection r r i out =0.5a, f=120hz, v ripple =0.5vrms 45 60 - db output on state for control voltage v c(on) - 2.0 - - v output on state for control current i c(on) v c =2.7v - - 200 a output off state for control voltage v c(off) - - - 0.8 v output off state for control current i c(off) v c =0.4v - - 2.0 a quiescent current i q i o =0a - 1 2 ma quiescent current (off mode) i q(off) v c =0.4v, i o =0a - 0.5 5 a electrical characteristics (kia278r018) (unless otherwise specified, v in =v o +1v, i o =1a, ta=25 ) characteristic symbol conditions min. typ. max. unit input voltage v in - 2.35 - 7 v output voltage v o - 1.75 1.8 1.85 v load regulation reg load i o =5ma 2.0a - 0.2 2.0 % line regulation reg line v in =2.5v~5.5v, i o =5ma - 0.05 1.0 % temperature coefficient of output voltage t c v o tj=0 125 , i o =5ma - 0.02 0.05 %/ ripple rejection r r i out =0.5a, f=120hz, v ripple =0.5vrms 45 60 - db output on state for control voltage v c(on) - 2.0 - - v output on state for control current i c(on) v c =2.7v - - 200 a output off state for control voltage v c(off) - - - 0.8 v output off state for control current i c(off) v c =0.4v - - 2.0 a quiescent current i q i o =0a - 1 2 ma quiescent current (off mode) i q(off) v c =0.4v, i o =0a - 0.5 5 a
2005. 10. 21 5/10 kia278r015fp/pi~kia278r050fp/pi revision no : 0 electrical characteristics (kia278r020) (unless otherwise specified, v in =v o +1v, i o =1a, ta=25 ) electrical characteristics (kia278r025) (unless otherwise specified, v in =v o +1v, i o =1a, ta=25 ) characteristic symbol conditions min. typ. max. unit output voltage v o - 2.438 2.50 2.562 v load regulation reg load i o =5ma 2.0a - 0.2 2.0 % line regulation reg line v in =3v~6.5v, i o =5ma - 0.05 1.0 % temperature coefficient of output voltage t c v o tj=0 125 , i o =5ma - 0.02 0.05 %/ ripple rejection r r i out =0.5a, f=120hz, v ripple =0.5vrms 45 60 - db dropout voltage v d i o =2a - - 0.5 v output on state for control voltage v c(on) - 2.0 - - v output on state for control current i c(on) v c =2.7v - - 200 a output off state for control voltage v c(off) - - - 0.8 v output off state for control current i c(off) v c =0.4v - - 2.0 a quiescent current i q i o =0a - 1 2 ma quiescent current (off mode) i q(off) v c =0.4v, i o =0a - 0.5 5 a characteristic symbol conditions min. typ. max. unit output voltage v o - 1.95 2.0 2.05 v load regulation reg load i o =5ma 2.0a - 0.2 2.0 % line regulation reg line v in =3v~6v, i o =5ma - 0.05 1.0 % temperature coefficient of output voltage t c v o tj=0 125 , i o =5ma - 0.02 0.05 %/ ripple rejection r r i out =0.5a, f=120hz, v ripple =0.5vrms 45 60 - db dropout voltage v d i o =2a - - 0.5 v output on state for control voltage v c(on) - 2.0 - - v output on state for control current i c(on) v c =2.7v - - 200 a output off state for control voltage v c(off) - - - 0.8 v output off state for control current i c(off) v c =0.4v - - 2.0 a quiescent current i q i o =0a - 1 2 ma quiescent current (off mode) i q(off) v c =0.4v, i o =0a - 0.5 5 a
2005. 10. 21 6/10 kia278r015fp/pi~kia278r050fp/pi revision no : 0 electrical characteristics (kia278r030) (unless otherwise specified, v in =v o +1v, i o =1a, ta=25 ) characteristic symbol conditions min. typ. max. unit output voltage v o - 2.925 3.0 3.075 v load regulation reg load i o =5ma 2.0a - 0.2 2.0 % line regulation reg line v in =3.5v~7v, i o =5ma - 0.05 1.0 % temperature coefficient of output voltage t c v o tj=0 125 , i o =5ma - 0.02 0.05 %/ ripple rejection r r i out =0.5a, f=120hz, v ripple =0.5vrms 45 60 - db dropout voltage v d i o =2a - - 0.5 v output on state for control voltage v c(on) - 2.0 - - v output on state for control current i c(on) v c =2.7v - - 200 a output off state for control voltage v c(off) - - - 0.8 v output off state for control current i c(off) v c =0.4v - - 2.0 a quiescent current i q i o =0a - 1 2 ma quiescent current (off mode) i q(off) v c =0.4v, i o =0a - 0.5 5 a electrical characteristics (kia278r033) (unless otherwise specified, v in =v o +1v, i o =1a, ta=25 ) characteristic symbol conditions min. typ. max. unit output voltage v o - 3.218 3.30 3.382 v load regulation reg load i o =5ma 2.0a - 0.2 2.0 % line regulation reg line v in =3.8v~7v, i o =5ma - 0.05 1.0 % temperature coefficient of output voltage t c v o tj=0 125 , i o =5ma - 0.02 0.05 %/ ripple rejection r r i out =0.5a, f=120hz, v ripple =0.5vrms 45 60 - db dropout voltage v d i o =2a - - 0.5 v output on state for control voltage v c(on) - 2.0 - - v output on state for control current i c(on) v c =2.7v - - 200 a output off state for control voltage v c(off) - - - 0.8 v output off state for control current i c(off) v c =0.4v - - 2.0 a quiescent current i q i o =0a - 1 2 ma quiescent current (off mode) i q(off) v c =0.4v, i o =0a - 0.5 5 a
2005. 10. 21 7/10 kia278r015fp/pi~kia278r050fp/pi revision no : 0 electrical characteristics (kia278r050) (unless otherwise specified, v in =v o +1v, i o =1a, ta=25 ) characteristic symbol conditions min. typ. max. unit output voltage v o - 4.88 5.0 5.12 v load regulation reg load i o =5ma 2.0a - 0.2 2.0 % line regulation reg line v in =5.5v~7v, i o =5ma - 0.05 1.0 % temperature coefficient of output voltage t c v o tj=0 125 , i o =5ma - 0.02 0.05 %/ ripple rejection r r i out =0.5a, f=120hz, v ripple =0.5vrms 45 60 - db dropout voltage v d i o =2a - - 0.5 v output on state for control voltage v c(on) - 2.0 - - v output on state for control current i c(on) v c =2.7v - - 200 a output off state for control voltage v c(off) - - - 0.8 v output off state for control current i c(off) v c =0.4v - - 2.0 a quiescent current i q i o =0a - 1 2 ma quiescent current (off mode) i q(off) v c =0.4v, i o =0a - 0.5 5 a
2005. 10. 21 8/10 kia278r015fp/pi~kia278r050fp/pi revision no : 0
2005. 10. 21 9/10 kia278r015fp/pi~kia278r050fp/pi revision no : 0 fig. 14 v in - i bias (kia278r018) input voltage v in (v) fig. 15 v in - i bias (kia278r025) input voltage v in (v) circuit operting current i bias (ma) circuit operting current i bias (ma)
2005. 10. 21 10/10 kia278r015fp/pi~kia278r050fp/pi revision no : 0
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