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ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 1 of 11 www.diodes.com march 2011 ? diodes incorporated description ap1117 is a low dropout positive adjustable or fixed-mode regulator with 1a output current capability. the product is voltage specifically designed to provide well-regulated supply for low 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 pr ovide well-regulated outputs of 1.25 to 5.0 with 6.4v to 18v input supply. ap1117 is available in commercial temperature grade. features ? 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 fixed 1.5v, 1.8v, 2.5v, 3.3v, 5.0v ? lead free packages: sot223- 3l, to252-3l, sot89-3l, to263-3l and to220-3l ? sot223-3l, to252-3l, sot89-3l, to263-3l and to220-3l: available in ?green? molding compound (no br, sb) ? lead free finish/rohs compliant (note 1) applications ? pc peripheral ? communication pin assignments sot89-3l adj (gnd) v out v in 1 3 2 tab is v out ( top view ) sot223-3l v in v out adj (gnd) tab is v out ( top view ) 3 2 1 to220-3l tab is v out 3 v in 2 1 v out adj (gnd) ( front view ) to252-3l and to263-3l 3 2 1 v in v out tab is v out ( top view ) adj (gnd) notes: 1. eu directive 2002/95/ec (rohs). all applicab le rohs exemptions applied. please visit our website at http://www.diodes.com/products/lead_free.html.
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 2 of 11 www.diodes.com march 2011 ? 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 ) ) r r (1 vv 1 2 ref o u note: ? ? pin descriptions pin name i/o pin # description 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 larg e storage capacitor is connected from this pin to ground to insure that the input voltage does not sag below the minimum dropout voltage during the l oad transient response. this pin must always be 1.3v higher than v out in order for the device to regulate properly. functional block diagram 3 thermal shutdown 1 2 v out adj 1.25v + + current limit v in - + + 1 gnd (fixed) -
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 3 of 11 www.diodes.com march 2011 ? diodes incorporated absolute maximum ratings symbol parameter rating unit v in dc supply voltage -0.3 to 18 v t mj maximum junction temperature 150 c p d power dissipation sot89-3l sot223-3l to220-3l to252-3l to263-3l internally limited by maximum junction temperature of 150 c (note 2) mw t st storage temperature -65 to +150 c notes: 2. ap1117 contains an internal therma l limiting circuit that is designed to prot ect the regulator in the event that the maximum junction temperature exceeded. when activated, typically at 150 c, the regulator output switches off and then back on as the die cools. recommended operating conditions symbol parameter min max unit t op operating junction temperature range 0 125 c 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 output voltage ap1117-1.5 i out = 10ma, t a = 25 o c, 3v ? v in ? 12v 1.470 1.500 1.530 v ap1117-1.8 i out = 10ma, t a = 25 o c, 3.3v ? v in ? 12v 1.764 1.800 1.836 v ap1117-2.5 i out = 10ma, t a = 25 o c, 4v ? v in ? 12v 2.450 2.500 2.550 v ap1117-3.3 i out = 10ma, t a = 25 o c, 4.8v ? v in ? 12v 3.235 3.300 3.365 v ap1117-5.0 i out = 10ma, t a = 25 o c, 6.5v ? v in ? 12v 4.900 5.000 5.100 v line regulation ap1117-xxx i o = 10ma,v out +1.5v < v in < 12v, t a = 25 o c 0.2 % load regulation ap1117-adj v in = 3.3v, v adj = 0, 0ma < i o < 1a, t a = 25 o c (note 3, 4) 1 % ap1117-1.5 v in = 3v, 0ma < i o < 1a, t a = 25 o c (note 3, 4) 12 15 mv ap1117-1.8 v in = 3.3v, 0ma < i o < 1a, t a = 25 o c (note 3, 4) 15 18 mv ap1117-2.5 v in = 4v, 0ma < i o <1a, t a = 25 o c (note 3, 4) 20 25 mv
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 4 of 11 www.diodes.com march 2011 ? diodes incorporated electrical characteristics (under operating conditions) (cont.) parameter conditions min typ. max unit load regulation (cont.) ap1117-3.3 v in = 5v, 0 i out 1a, t a = 25 o c (note 3, 4) 26 33 mv ap1117-5.0 v in = 8v, 0 i out 1a, t a = 25 o c (note 3, 4) 40 50 mv dropout voltage (v in -v out ) ap1117-adj/1.5/1.8 /2.5/3.3/5.0 i out = 800ma, ' v out = 1%v out 0 o c t j 125 o c 1.2 1.3 v dropout voltage (v in -v out ) ap1117-adj/1.5/1.8 /2.5/3.3/5.0 i out = 1a, ' v out = 1%v out 0 o c t j 125 o c 1.3 1.4 v current limit ap1117-adj/1.5/1.8 /2.5/3.3/5.0 (v in -v out ) = 5v 1. 1 a minimum load current (note 5) ap1117-xxx 0 o c t j 125 o c 5 10 ma thermal regulation t a = 25 o c, 30ms pulse 0.008 0.04 %/w ripple rejection f = 180hz, c out = 25uf tantalum, i out = 1a ap1117-xxx v in = v out +3v 60 70 db temperature stability i o = 10ma 0.5 % ja thermal resistance junction-to-ambient ja sot89-3l: control circuitry/power transistor (note 6) sot223-3l: control circuitry/power transistor (note 7) to252-3l: control circuitry/power transistor (note 6) to220-3l: control circuitry/power transistor (note 6) to263-3l: control circuitry/power transistor (note 6) 164 107 73 78 60 c/w jc thermal resistance junction-to-case sot89-3l: control circuitry/power transistor (note 6) sot223-3l: control circuitry/power transistor (note 7) to252-3l: control circuitry/power transistor (note 6) to220-3l: control circuitry/power transistor (note 6) to263-3l: control circuitry/power transistor (note 6) 42 15 12 3.5 3.5 c/w notes: 3.see thermal regulation specifications for changes in output voltage due to heating effects. line and load regulation a re measured at a constant junction temperature by low duty cycle pulse testing. load regulation is measured at the output lead = 1/18? from the pack age. 4. line and load regulation are guaranteed up to the maximum power dissipation of 15w. power dissipation is determined by the difference between input and output differential and the output current. guaranteed maximum power dissipation will not be available o ver the full input/output range. 5. quiescent current is defined as the minimum output current required in maintaining regulation. at 12v input/output differen tial the device is guaranteed to regulate if the output current is greater than 10ma. 6. test conditions for sot89-3l, to220-3l, to252-3l and to263-3l : devices mounted on fr-4 substrate, single sided pc board, 2o z copper, with minimum recommended pad layout, no air flow. the case point of jc is located on the thermal tab. 7. test conditions for sot223-3l: device s mounted on fr-4 substrate, single sided pc board, 2oz copper, with 5mmx5mm thermal p ad layout, no air flow. the case point of jc is located on the thermal tab.
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 5 of 11 www.diodes.com march 2011 ? diodes incorporated typical performance characteristics 0 2.0 0 250 500 750 1000 output current (ma) dropout voltage vs. output current 1.8 1.6 1.4 1.2 1.0 0.8 0.2 0.4 0.6 d r o p o u t v o l t a g e (v) t = 25c j t = 125c j -40 0 25 50 75 100 125 i = 800ma load temperature (c) load regulation vs. temperature 0.20 0 -0.20 -0.40 -0.80 -1 o ut p ut v o lt a g e devi a ti o n ( % ) -40 -25 0 25 50 75 100 125 150 2 temperature (c) percent change in output voltage vs. temperature 1.5 1 0.5 0 -0.5 -1 -2 -1.5 o u t p u t v o l t a g e c h an g e ( % ) 0.8 1 24 681012 input voltage (v) line regulation 0.6 0.4 0.2 0 o u t p u t v o l t a g e d e via t i o n ( % ) 7.5 0 20 40 60 80 100 120 140 160 180 200 c = 1f c = 10f tantalum in out time (s) line transient response 6.5 5.5 40 20 0 -20 -40 o ut p ut v o lta g e deviati o n (mv) input voltage (v) 010 20 30 40 50 60 70 80 90 100 -1 0 1 2 -20 -10 0 10 20 30 c = 1f c = 10f tantalum preload = 100ma in out time (s) load transient response l o a d c u r r ent ( a ) output voltage deviation (mv)
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 6 of 11 www.diodes.com march 2011 ? diodes incorporated ordering information lead free u : tube 13 : tape & reel l : lead free blank : adj g : green a p 1 1 1 7 x xx x - x packing vout t : to220-3l y : sot89-3l k : to263-3l d : to252-3l e : sot223-3l 15 : 1.5v 18 : 1.8v 25 : 2.5v 33 : 3.3v 50 : 5.0v package device package code packaging (note 8) tube 13? tape and reel quantity part number suffix quantity part number suffix ap1117dxxl-13 d to252-3l na na 2500/tape & reel -13 ap1117dxxg-13 d to252-3l na na 2500/tape & reel -13 ap1117exxl-13 e sot223-3l na na 2500/tape & reel -13 ap1117exxg-13 e sot223-3l na na 2500/tape & reel -13 ap1117kxxl-13 k to263-3l na na 800/tape & reel -13 ap1117kxxg-13 k to263-3l na na 800/tape & reel -13 ap1117txxl-u t to220-3l 50 -u na na ap1117txxg-u t to220-3l 50 -u na na ap1117yxxl-13 y sot89-3l na na 2500/tape & reel -13 ap1117yxxg-13 y sot89-3l na na 2500/tape & reel -13 notes: 8. pad layout as shown on di odes inc. suggested pad layout document ap 02001, which can be found on our website at http://www.diodes.com /datasheets/ap02001.pdf. marking information (1) sot223-3l y w x 1 7-vv logo x : internal code ( top view ) a~z : lead free a~z : green part number 1117 for adj 17-vv:15 for 1.5v 18 for 1.8v 25 for 2.5v 33 for 3.3v 50 for 5.0v y : year : 0~9 w : week : a~z : 1~26 week; a~z : 27~52 week; z repersents 52 and 53 week
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 7 of 11 www.diodes.com march 2011 ? diodes incorporated marking information (cont.) (2) to252-3l 17-vv x : internal code ww : week : 01~52, 52 represents yy : year : 01~09 ( top view ) yy ww x x logo part number 1117 for adj 17-vv:15 for 1.5v 18 for 1.8v 25 for 2.5v 33 for 3.3v 50 for 5.0v l : lead free g : green 52 and 53 week (3) sot89-3l 1 3 2 x x y w xx : identification code ( top view ) x y : year : 0~9 w : week : a~z : 1~26 week; x : internal code a~z : green a~z : 27~52 week; z represents 52 and 53 week a~z : lead free marking code table identification code output version da ap1117-adj db ap1117-1.5v dc ap1117-1.8v dd ap1117-2.5v de ap1117-3.3v df ap1117-5.0v (4) to263-3l 1117-vv x : internal code yy : year : 01~09 ( top view ) yy ww x x ww : week : 01~52 , 52 represents logo g : green part number vv: 15 for 1.5v 18 for 1.8v 25 for 2.5v 33 for 3.3v 50 for 5.0v blank for adj 52 and 53 week l : lead free
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 8 of 11 www.diodes.com march 2011 ? diodes incorporated marking information (cont.) (5) to220-3l ( top view ) 17 - vv logo yy ww x x part number 1117 for adj 17-vv : 15 for 1.5v 18 for 1.8v 25 for 2.5v 33 for 3.3v 50 for 5.0v x : internal code ww : week : 01~52 , 52 represents yy : year : 01~09 52 and 53 week g : green l : lead free package outline dimensions (all dimensions in mm) (1) package type: sot223-3l
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 9 of 11 www.diodes.com march 2011 ? diodes incorporated package outline dimensions (all dimensions in mm) (cont.) (2) package type: 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 (3) package type: 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
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 10 of 11 www.diodes.com march 2011 ? diodes incorporated package outline dimensions (all dimensions in mm) (cont.) (4) package type: 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 (5) package type: 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 typ2.48 2.99/2.79 typ 2.54
ap1117 1 a low dropout positive adjustable or fixed-mode regulator ap1117 document number: ds31009 rev. 20 - 2 11 of 11 www.diodes.com march 2011 ? diodes incorporated important notice diodes incorporated makes no warranty of any kind, express or implied, with regards to this document, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose (and their equivalents under the laws of any jurisdiction). diodes incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or ot her changes without further notice to this document and any product described herein. diodes incorporated does not assume any liabi lity arising out of the application or use of this document or any product described herein; neither does diodes incorporated convey any license under its patent or trademark rights, nor the rights of others. any customer or user of this document or products desc ribed herein 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 diodes incorporated website, harmless against all damages. diodes incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthoriz ed sales channel. should customers purchase or use diodes incorporated products for any unintended or unauthorized application, customers shall indemnify and hold diodes incorporated and its representatives harmless against all claims, damages, expenses, and attorney fee s arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized a pplication. products described herein may be covered by one or more united states, international or foreign patents pending. product names and markings noted herein may also be covered by one or more united states, international or foreign trademarks. life support diodes incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the chief executive officer of diodes incorporated. as used herein: a. life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. b. a critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support dev ices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of diodes incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by diodes incorporated. further, customers must fully indemnify diodes incorporated and its representatives against any damages arising out of the use of diodes incorporated products in such safety-critical, life support devices or systems. copyright ? 2011, diodes incorporated www.diodes.com

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