ap1115 document number: ds31025 rev. 11 - 2 1 of 8 www.diodes.com august 2012 ? diodes incorporated a p1115 0.6a low dropout positive adjustable or fixed-mode regulator description ap1115 is a low dropout positive adjus table or fixed mode regulator with 0.6a output current capability. the product is specifically designed to provide well-regulated supply for low voltage ic applications such as high-speed bus termination and low current 3.3v logic supply. ap1115 is also well suited for other applicat ions such as vga cards. ap1115 is guaranteed to have <1.3v dropout at full load current making it ideal to provide well regulated outputs of 1.25v to 5v with up to 18v input supply. features ? 1.3v 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 / 2.8v/ 3.0v / 3.3v / 3.5v / 5.0v ? lead free package: sot89-3l ? totally lead-free; rohs compliant (notes 1 & 2) ? sot89-3l: available in ?green? molding compound (no br, sb) ? halogen and antimony free. ?green? device (note 3) applications ? pc peripheral ? communication pin assignments ap1115a ap1115b notes: 1. no purposely added lead. fully eu directiv e 2002/95/ec (rohs) & 2011/6 5/eu (rohs 2) compliant. 2. see http://www.diodes.com for more in formation about diodes incorpor ated?s definitions of halogen and antimony free, "green " and lead-free. 3. halogen and antimony free "green? products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm t otal br + cl) and <1000ppm antimony compounds.
ap1115 document number: ds31025 rev. 11 - 2 2 of 8 www.diodes.com august 2012 ? diodes incorporated a p1115 typical applications circuit c2 100uf 5v 3.3v/0.5a v in v out gnd c1 100uf ap1115 a (5v/3.3v fixed output) ) 1 2 ref o r r (1 vv note : gnd ap1115 b (5v/3.3v fixed output) 5v c1 100uf c2 100uf 3.3v/0.5a r1 121 r2 121 c2 100uf 5v 2.5v/0.5a adj c1 100uf v o ap1115 a (5v/2.5v adj output) r2 121 r1 121 c2 100 uf 5v 2.5v/0.5a adj c1 100uf v o ap1115b (5v/2.5v adj output) ? ? ? ? = + v in v out v out v in v out v in x pin descriptions pin name i/o function adj (gnd) i 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 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 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 mu st always be 1.3v higher than v out in order for the device to regulate properly.
ap1115 document number: ds31025 rev. 11 - 2 3 of 8 www.diodes.com august 2012 ? diodes incorporated a p1115 absolute maximum ratings (@t a = +25c, unless otherwise specified.) symbol parameter rating unit v in dc supply voltage -0.3 to +18 v p d power dissipation internally limited mw t st storage temperature -65 to +150 c t mj maximum junction temperature +150 c stresses greater than the 'absolute maximu m ratings' specified above, ma y cause permanent damage to th e device. these are stres s ratings only; functional operation of the device at these or any ot her conditions exceeding those indicated in this specification is not implied. device reliability may be affected by exposure to absolute maximum rating conditions for extended periods of time. recommended operating conditions symbol parameter min max unit t op operating junction temperature range 0 +125 c electrical characteristics (@t a = +25c, unless otherwise specified.) parameter conditions min typ max unit reference voltage ap1115-adj t a = +25c, (v in - out ) = 1.5v, i o = 10ma 1.225 1.250 1.275 v output voltage ap1115-1.5 i out = 10ma, t a = +25c, 3v v in 12v 1.470 1.500 1.530 v ap1115-1.8 i out = 10ma, t a = +25c, 3.3v v in 12v 1.764 1.800 1.836 v ap1115-2.5 i out = 10ma, t a = +25c, 4v v in 12v 2.450 2.500 2.550 v ap1115-2.8 i out = 10ma, t a = +25c, 4.3v v in 12v 2.744 2.800 2.856 v ap1115-3.0 i out = 10ma, t a = +25c, 4.5v v in 12v 2.940 3.000 3.060 v ap1115-3.3 i out = 10ma, t a = +25c, 4.8v v in 12v 3.235 3.300 3.365 v ap1115-3.5 i out = 10ma, t a = +25c, 5v v in 12v 3.430 3.500 3.570 v ap1115-5.0 i out = 10ma, t a = +25c, 6.5v v in 12v 4.900 5.000 5.100 v line regulation ap1115-xxx i o = 10ma, v out + 1.5v < v in < 15v, t a = +25c ? ? 0.2 % load regulation ap1115-adj v in = 3.3v, v adj = 0,0ma < io < 0.6a, t a = +25c (notes 4 & 5) ? ? 1 % ap1115-1.5 v in = 3v, 0ma < io < 0.6a,t a = +25c (notes 4 & 5) ? 12 15 mv ap1115-1.8 v in = 3.3v, 0ma < io < 0.6a, t a = +25c (notes 4 & 5) ? 15 18 mv ap1115-2.5 v in = 4v, 0ma < io < 0.6a, t a = +25c (notes 4 & 5) ? 20 25 mv ap1115-2.8 v in = 4.3v, 0ma < io < 0.6a, t a = +25c (notes 4 & 5) ? 22 28 mv ap1115-3.0 v in = 5v, 0 i out 0.6a, t a = +25c (notes 4 & 5) ? 23 30 mv ap1115-3.3 v in = 5v, 0 i out 0.6a, t a = +25c (notes 4 & 5) ? 26 33 mv ap1115-3.5 v in = 5v, 0 i ou t 0.6a, t a = +25c (notes 4 & 5) ? 28 35 mv ap1115-5.0 v in = 8v, 0 i ou t 0.6a, t a = +25c (notes 4 & 5) ? 40 50 mv notes: 4. see thermal regulation specifications for changes in ou tput voltage due to heating effects. line and load regulation are 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. 5. line and load regulation are guaranteed up to the maximum power dissipation of 5w. power dissipation is determined by the input/output differential and the output current. guaranteed maximum power dissipation will not be available over the full input/output range.
ap1115 document number: ds31025 rev. 11 - 2 4 of 8 www.diodes.com august 2012 ? diodes incorporated a p1115 electrical characteristics (cont.) (@t a = +25c, unless otherwise specified.) parameter conditions min typ max unit dropout voltage (v in -v out ) ap1115-adj/1.5/1.8 2.5/2.8/3.0/3.3/3.5/5.0 i out = 0.6a, v out = 1%v out ? 1.1 1.3 v current limit ap1115-adj/1.5/1.8 2.5/2.8/3.0/3.3/3.5/5.0 (v in -v out ) = 5v 0.7 ? ? a minimum load current (note 6) ap1115-xxx 0c t j +125c ? 5 10 ma thermal regulation t a = +25c, 30ms pulse ? 0.008 0.04 %/w ripple rejection f = 120hz,c out = 25f tantalum, i out = 0.6a ap1115-xxx v in = v out +3v ? 60 70 db temperature stability i o = 10ma ? 0.6 ? % ja thermal resistance junction-to-ambient (no heat sink; no air flow) (note 7) ? 164 ? c/w jc thermal resistance junction-to-case control circuitry/power transistor (note 7) ? 35 ? c/w notes: 6. quiescent current is defined as the minimum output curr ent required to maintain regulation. at 12v input/output diffe rential the device is guaranteed to regulate if the output current is greater than 10ma. 7. test conditions for sot89-3l: device mounted on fr-4 substrate, 2oz copper, with minimum recommended pad layout.
ap1115 document number: ds31025 rev. 11 - 2 5 of 8 www.diodes.com august 2012 ? diodes incorporated a p1115 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 deviati on (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 output current (ma) dropout voltage vs output current dropout voltage (v) 0 0. 2 0. 4 0. 6 0. 8 1. 0 1. 2 1. 4 1. 6 1. 8 2. 0 0 100 200 300 400 tj = 125 o c tj = 25 o c 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=600ma 500 600
ap1115 document number: ds31025 rev. 11 - 2 6 of 8 www.diodes.com august 2012 ? diodes incorporated a p1115 ordering information device package code packaging (note 8) 13? tape and reel (note 9) quantity part number suffix ap1115xyxxl-13 y sot89-3 2500/tape & reel -13 ap1115xyxxg-13 y sot89-3 2500/tape & reel -13 ap1115xyxxl-13r y sot89-3 4000/tape & reel -13r ap1115xyxxg-13r y sot89-3 4000/tape & reel -13r notes: 8. pad layout as shown on diodes inc. suggested pad la yout document ap02001, which can be found on our website at ht tp://www.diodes.com/ datasheets/ap02001.pdf. 9. find surface mount (smd) packaging and reel and carrier tape specification in document ap02007.pdf ht tp://www.diodes.com/ datasheets/ap02007.pdf marking information sot89-3 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 output version identification code a p1115 a a p1115b adj jo ju 1.5v jp jv 1.8v jq jw 2.5v jr jx 2.8v jc jd 3.0v jm jn 3.3v js jy 3.5v jk jl 5.0v jt jz pb lead-free pb lead-free
ap1115 document number: ds31025 rev. 11 - 2 7 of 8 www.diodes.com august 2012 ? diodes incorporated a p1115 package outline dimensions (all dimensions in mm.) please see ap02002 at http://www.diodes.com /datasheets/ap02002.pdf for latest version. suggested pad layout please see ap02001 at http://www.diodes.com/dat asheets/ap02001.pdf for the latest version. sot89-3 dim min max a 1.40 1.60 b 0.44 0.62 b1 0.35 0.54 c 0.35 0.44 d 4.40 4.60 d1 1.62 1.83 e 2.29 2.60 e 1.50 typ h 3.94 4.25 h1 2.63 2.93 l 0.89 1.20 all dimensions in mm dimensions value (in mm) x 0.900 x1 1.733 x2 0.416 y 1.300 y1 4.600 y2 1.475 y3 0.950 y4 1.125 c 1.500 e h d1 b1 b e c l a d 8 (4x) h 1 r 0 . 2 0 0 y1 x1 y2 y c x (3x) y3 y4 x2 (2x)
ap1115 document number: ds31025 rev. 11 - 2 8 of 8 www.diodes.com august 2012 ? diodes incorporated a p1115 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 rese rve the right to make modifications, enhanc ements, improvements, corrections or ot her changes without further notice to this document and any product descri bed herein. diodes incorporated does not assume any liability arising out of the application or use of this document or an y product described herein; neither does di odes incorporated convey any license under its patent or trademark rights, nor the rights of others. any customer or us er of this document or products described herein in such applica tions 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 inco rporated products for any unintended or una uthorized application, customers shall i ndemnify and hold diodes incorporated and its representativ es harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death a ssociated with such unintended or unauthorized application. 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 component s in life support devices or systems without the express written approval of the chief executive offi cer of diodes incorporated. as used herein: a. life support devices or syst ems 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 proper ly 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 devic e or system whose failure to perform can be reasonably expect ed 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 ramifi cations of their life support dev ices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-rel ated requirements concerning the ir products and any use of diodes incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or s ystems-related information or support that may be provided by diodes incorporated. further, customers must fully indemnify diodes incorporate d and its representatives against any damages arisi ng out of the use of diodes incorporated pr oducts in such safety-critical, life suppor t devices or systems. copyright ? 2012, diodes incorporated www.diodes.com
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