ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 1 of 11 august 2006 www.diodes.com ? diodes incorporated ? 1.4v maximum dropout at full load current ? fast transient response ? output current limiting ? built-in thermal shutdown ? good noise rejection ? 3-terminal adjustable or fi xed 1.5v, 1.8v, 1.9v, 2.5v, 3.3v, 5.0v ? 3-pin sot223-3l, to263-3l, to252-3l, to220-3l, sot89-3l packages ap1117 is a low dropout positive adjustable or fixed-mode regulator with 1a output current capability. the product is specifically designed to provi de well-regulated supply for low voltage ic applications such as high-speed bus termination and low current 3.3v logic supply. ap1117 is also well suited for other applications such as vga cards. ap1117 is guaranteed to have lower than 1.4v dropout at full load current making it ideal to provide well-regulated outputs of 1.25 to 5.0 with 6.4v to 18v input supply. ? pc peripheral ? communication ap 1117 x xx x x low dropout regulator package vout e : sot223-3l k : to263-3l d : to252-3l t : to220-3l y : sot89-3l blank: adj 15 : 1.5v 18 : 1.8v 19: 1.9v 25 : 2.5v 33 : 3.3v 50 : 5.0v packing lead free blank: normal l : lead - free - u : tube -13 : taping tube/bulk 13? tape and reel device package code packaging (note 1) quantity part number suffix quantity part number suffix ap1117e e sot223-3l 75 -u 2500/tape & reel -13 ap1117k k to263-3l 50 -u 800/tape & reel -13 ap1117d d to252-3l 80 -u 2500/tape & reel -13 ap1117t t to220-3l 50 -u ? ? ap1117y y sot89-3l ? ? 2500/tape & reel -13 notes: 1. pad layout as shown on di odes inc. suggested pad layout document ap02001, which can be found on our website at http://www. diodes.com/datasheets/ap02001.pdf. features general description applications ordering information
ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 2 of 11 august 2006 www.diodes.com ? diodes incorporated typical application circuit c2 22uf 5v 3.3v/1a tab is v out v in v out gnd c1 10uf ( 5v/3.3v fixed output ) r1 121 r2 121 c2 22uf 5v 2.5v/1a tab is v out v in v out adj c1 10uf o v ( 5v/2.5v adj output ) ) 1 2 ref o r r (1 v v + ? = note: ? ? 3 pin sot223 3 pin to252 / to263 3 pin to220 ( top view ) 3 2 1 v in v out adj ( gnd) tab is v out tab is v out v in v out adj ( gnd) ( top view ) 3 2 1 3 pin sot89 v in v out adj ( gnd) tab is v out 3 2 1 adj ( gnd) v in v out tab is v out 3 2 1 connection diagram
ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 3 of 11 august 2006 www.diodes.com ? diodes incorporated block diagram name i/o pin # function adj (gnd) i 1 a resistor divider from this pin to the v out pin and ground sets the output voltage (ground only for fixed-mode). v out o 2 the output of the regulator. a minimum of 10uf capacitor (0.15 ? esr 20 ? ) must be connected from this pin to ground to insure stability. v in i 3 the input pin of regulator. typically a large storage capacitor (0.15 ? esr 20 ? ) is connected from this pin to ground to insure that the input voltage does not sag below the minimum dropout voltage during the load transient response. this pin must always be 1.3v higher than v out in order for the device to regulate properly. pin descriptions 3 thermal shutdown 1 2 v out adj 1.25v + + current limit v in - + + 1 gnd (fixed) -
ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 4 of 11 august 2006 www.diodes.com ? diodes incorporated absolute maximum ratings symbol parameter rating unit v in dc supply voltage -0.3 to 18 v t op operating junction temperature range 0 to +125 o c t mj maximum junction temperature 150 o c p d power dissipation (no heat sink; no air flow) t a = 25 o c, t j = 125 o c sot-223 sot-89 to-252 to-220/263 650 330 1050 1150 mw t st storage temperature -65 to +150 o c
ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 5 of 11 august 2006 www.diodes.com ? diodes incorporated electrical characteristics (under operating conditions) parameter conditions min typ max unit reference voltage ap1117-adj t a = 25 o c, (v in - out ) = 1.5v i o = 10ma 1.225 1.250 1.275 v ap1117-1.5 i out = 10ma, t a = 25 o c, 3v Q v in Q 12v 1.470 1.500 1.530 v ap1117-1.8 i out = 10ma, t a = 25 o c, 3.3v Q v in Q 12v 1.764 1.800 1.836 v ap1117-1.9 i out = 10ma, t a = 25 o c, 3.3v Q v in Q 12v 1.862 1.900 1.938 v ap1117-2.5 i out = 10ma, t a = 25 o c, 4v Q v in Q 12v 2.450 2.500 2.550 v ap1117-3.3 i out = 10ma, t a = 25 o c, 4.8v Q v in Q 12v 3.235 3.300 3.365 v output voltage ap1117-5.0 i out = 10ma, t a = 25 o c, 6.5v Q v in Q 12v 4.900 5.000 5.100 v line regulation ap1117-xxx i o = 10ma,v out +1.5v ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 6 of 11 august 2006 www.diodes.com ? diodes incorporated typical performance characteristics temperature ( o c) percent change in output voltage vs temperature output voltage change (%) -50 -25 0 25 50 75 100 125 150 - 2 -1.5 - 1 -0.5 0 0. 5 1 1.5 2 input voltage (v) line regulation output voltage deviation (%) 0 0.2 0.4 0.6 0.8 1 24 6 8 10 12 time (us) line transient response output voltage deviation (mv) input voltage (v) -40 -20 0 20 40 5.5 6.5 7.5 cin=1uf cout=10uf tantalum 0 20 40 60 80 100 120 140 160 180 200 time (us) load transient response load current (a) output voltage deviation (mv) 010 20 30 40 50 60 70 80 90 100 -1 0 1 2 -20 -10 0 10 20 30 c in = 1uf c out = 10 uf tantalum preload = 100ma temperature ( o c) load regulation vs temperature output voltage deviation (%) -25 0 25 50 75 100 125 - 1 -0.80 -0.40 -0.20 0 0.20 i load=800ma dropout voltage vs output current output current (ma) dropout voltage (v) 0 0. 2 0. 4 0. 6 0. 8 1. 0 1. 2 1. 4 1. 6 1. 8 2. 0 0 250 500 750 1000 tj = 125 o c tj = 25 o c
ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 7 of 11 august 2006 www.diodes.com ? diodes incorporated package diagrams (all dimensions in mm) (1) sot223-3l 6.70/7.30 nom 7.00 1.50/2.00 nom 2.00 6.30/6.70 nom 6.50 2.90 3.15 ref. 4.6 basic 13 0.60/0.70 nom 0.80 0.91/1.10 nom 1.00 0.02/0.08 nom 0.05 0/10 nom 5 seating plane 1.50/ 1.80 nom 1.65 3.3 1.6 6.4 2.3 1.2 1.6 land pattern recommendation (unit: mm) 2.3 basic 13 3.30/3.70 nom 3.50 0.28/0.32 nom 0.30 (2) to263-3l 9.65/10.29 typ 9.97 2.54 bsc. 2.92 typ 1.30 0.51/0.99 typ 0.75 1.14/1.40 typ1.27 8.65/9.65 typ 9.15 1.27/ 1.78 typ 1.52 14.61/15.88 typ 15.24 4.06/4.83 typ 4.45 1.14/1.40 typ 1.27 2.28/2.80 typ 2.54 1.3 3 15.7 10.9 9.1 land pattern recommendation (unit: mm) 2.54 0.38 typ
ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 8 of 11 august 2006 www.diodes.com ? diodes incorporated package diagrams (continued) (all dimensions in mm) (3) to252-3l 5.20/5.50 typ 5.35 6.354/6.80 typ 6.58 2.28 bsc. 0.61 typ 0.88/1.27 4.57 bsc. 9.00/10.40 typ 9.70 seating plane see note2 0.51 5.6 11.0 5.6 2.0 2.25 land pattern recommendation (unit: mm) 7.2 1.2 2.18/2.40 typ 2.29 0.45/0.58 typ 0.52 0.64/1.02 typ 0.83 0.45/0.58 typ 0.52 0.89/ 1.14 5.40/6.20 typ 5.57 (4) to220-3l 3.55/4.85 typ 4.20 0.51/1.40 typ 0.95 0.31/1.14 typ 0. 72 seating plane 14.20/16.50 typ 15.35 9.70/10.70 typ 10.20 12.72/14.72 typ 13.72 0.51/1.14 typ 0.83 4.83/5.33 typ 5.08 1.14/1.78 typ 1.46 ?3.53/4.09 typ 3.81 5.84/6.86 typ 6.35 2.54/3.43 typ 2.98 3.66/6.35 typ 5.00 2.03/2.92 typ 2. 48 2.99/2.79 typ 2.54
ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 9 of 11 august 2006 www.diodes.com ? diodes incorporated package diagrams (continued) (all dimensions in mm) (5) sot89-3l 0.80/ 1.20 2.35/2.60 typ 2.48 1.40/1.75 typ 1.60 2.90/3.10 typ 3.00 1.40/1.60 typ 1.50 4.40/4.60 typ 4.50 0.41/0.53 typ 0.47 0.36/0.48 typ 0.42 8 0 (2x) 1.7 0.4 0.9 2.7 1.3 1.9 5 0 (2x) land pattern recommendation (unit: mm) 1.5 0.36/0.48 typ 0.42 1.45/1.55 typ 1.50 0.35/0.43 typ 0.39 3.94/4.25 (1) sot223-3l x x x 1 1 1 7 x output type : 1117 : adj 17-15: 1.5v 17-18: 1.8v 17-25: 2.5v 17-33: 3.3v 17-50: 5.0v logo id code month: a~ l = 01~12 year : ( top view ) "2 " = 2002 "1 " = 2001 ~ blank: normal l : lead free package 17-19: 1.9v marking information
ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 10 of 11 august 2006 www.diodes.com ? diodes incorporated marking information (continued) (2) to252-3l 1 7 - 33 logo id code xth week : 01~52 year : ( top view ) "02 " = 2002 "01 " = 2001 x x x x x x ~ blank : normal l : lead free package output type : 1117: adjustable 17- 18 : 1. 8v 17- 25 : 2.5v 17- 33 : 3.3v 17-15 :1.5v 17-19 :1.9v 17-50 :5.0v (3) to220-3l ( top view) ~ lead free package 1 7 - 33 logo id code xth week : 01~ 52 year: "02 " = 2002 "01 " = 2001 x x x x x x blank: normal l: output type : 1117: adjustable 17-18: 1.8v 17-25: 2.5v 17-33: 3.3v 17-15:1.5v 17-19:1.9v 17-50:5.0v (4) to263-3l 1117-33 output type: 1117: adj 1117-18: 1.8v 1117-25: 2.5v 1117-33: 3.3v logo id code year: ( top view ) "02" = 2002 "01" = 2001 xx xx x x xth week: 01~52 ~ blank: normal l: lead free package 1117-15: 1.5v 1117-50: 5.0v 1117-19: 1.9v
ap1117 1a low dropout positive adjustable or fixed-mode regulator ap1117 rev. 1 11 of 11 august 2006 www.diodes.com ? diodes incorporated marking information (continued) (5) sot89-3l 1 3 2 x x x y m xx : identification code (see appendix) y : year: 0-9 m : month: a~l ( top view ) x : blank : normal l : lead-free package marking code table identification code output version da ap1117-adj db ap1117-1.5v dc ap1117-1.8v dg ap1117-1.9v dd ap1117-2.5v de ap1117-3.3v df ap1117-5.0v important notice diodes incorporated and its subsidiaries reserve the right to make modifications , enhancements, improvements, corrections or o ther changes without further notice to any product herein. di odes incorporated does not assume any liability ar ising out of the application or use of any p roduct described herein ; neither does it convey any license under its patent rights , nor the right s of others. the user of products in such applications shall assume all risks of such use and will agree to hold diodes incorporated and all the companies whose products are represented on our website , harmless against all da mages. life support diodes incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the president of diodes incorporated.
|
