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  ap1115 0.6a low dropout po sitive adjustable or fixed-mode regulator ap1115 document number: ds31026 rev. 9 - 2 1 of 8 www.diodes.com may 2011 ? diodes incorporated description ap1115 is a low dropout positive adjustable or fixed mode regulator with 0.6a out put 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 app lications 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 ? sot89-3l: available in ?green? molding compound (no br, sb) ? lead free finish/ rohs compliant (note 1) applications ? pc peripheral ? communication pin assignments ap1115a adj (gnd) v out v in tab is adj (gnd) 1 2 3 ( top view ) sot89-3l ap1115b adj (gnd) v out v in tab is v in 1 2 3 ( top view ) sot89-3l note: 1. eu directive 2002/95/ec (rohs). all applicable rohs exemptions applied, see eu directive 2002/95/ec annex notes .
ap1115 0.6a low dropout po sitive adjustable or fixed-mode regulator ap1115 document number: ds31026 rev. 9 - 2 2 of 8 www.diodes.com may 2011 ? diodes incorporated typical application 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 description adj (gnd) i a resistor divider from this pin to the v out pin and ground sets the out put 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 transie nt response. this pin must always be 1.3v higher than v out in order for the device to regulate properly.
ap1115 0.6a low dropout po sitive adjustable or fixed-mode regulator ap1115 document number: ds31026 rev. 9 - 2 3 of 8 www.diodes.com may 2011 ? diodes incorporated absolute maximum ratings 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 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 ap1115-adj t a = 25 o c, (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 %
ap1115 0.6a low dropout po sitive adjustable or fixed-mode regulator ap1115 document number: ds31026 rev. 9 - 2 4 of 8 www.diodes.com may 2011 ? diodes incorporated electrical characteristics (under operating conditions) (cont.) parameter conditions min typ. max unit load regulation ap1115-adj v in = 3.3v, v adj = 0,0ma < io < 0.6a, t a = 25c (note 2, 3) - - 1 % ap1115-1.5 v in = 3v, 0ma < io < 0.6a, t a = 25c (note 2, 3) - 12 15 mv ap1115-1.8 v in = 3.3v, 0ma < io < 0.6a, t a = 25c (note 2, 3) - 15 18 mv ap1115-2.5 v in = 4v, 0ma < io < 0.6a, t a = 25c (note 2, 3) - 20 25 mv ap1115-2.8 v in = 4.3v, 0ma < io < 0.6a, t a = 25c (note 2, 3) - 22 28 mv ap1115-3.0 v in = 5v, 0 i out 0.6a, t a = 25c (note 2, 3) - 23 30 mv ap1115-3.3 v in = 5v, 0 i out 0.6a, t a = 25c (note 2, 3) - 26 33 mv ap1115-3.5 v in = 5v, 0 i out 0.6a, t a = 25c (note 2, 3) - 28 35 mv ap1115-5.0 v in = 8v, 0 i out 0.6a, t a = 25c (note 2, 3) - 40 50 mv 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 4) ap1115-xxx 0 o c t j 125c - 5 10 ma thermal regulation t a = 25c, 30ms pulse - 0.008 0.04 %/w ripple rejection f = 120hz,c out = 25uf 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 5) - 164 - o c/w  jc thermal resistance junction-to-case control circuitry/power transistor (note 5) - 35 - o c/w notes: 2. 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 pac kage. 3. 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. 4. quiescent current is defined as the minimum output current r equired to maintain regulation. at 12v input/output differentia l the device is guaranteed to regulate if the outpu t current is greater than 10ma. 5. test conditions for sot89-3l: device mounted on fr-4 substrate, 2oz copper, with minimum recommended pad layout.
ap1115 0.6a low dropout po sitive adjustable or fixed-mode regulator ap1115 document number: ds31026 rev. 9 - 2 5 of 8 www.diodes.com may 2011 ? 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 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 0.6a low dropout po sitive adjustable or fixed-mode regulator ap1115 document number: ds31026 rev. 9 - 2 6 of 8 www.diodes.com may 2011 ? diodes incorporated lead-free ordering information ap1115 x y xx x ? 13x package vout y : sot89-3l blank : adj 15 : 1.5v 18 : 1.8v 25 : 2.5v 28 : 2.8v 30 : 3.0v 33 : 3.3v 35 : 3.5v 50 : 5.0v packing 13 : tape & reel 13r : tape & reel lead free l : lead free pin version a : pin1 : v out 2 : adj(gnd) 3 : v in b : pin1 : adj(gnd) 2 : v in 3 : v out g : green device package code packaging (note 6) 13? tape and reel (note 7) quantity part number suffix ap1115xyxxl-13 y sot89-3l 2500/tape & reel -13 ap1115xyxxg-13 y sot89-3l 2500/tape & reel -13 ap1115xyxxg-13r y sot89-3l 2500/tape & reel -13r notes: 6. 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. 7.find surface mount (smd) packaging and reel and carriertape specification in document ap02007.pdf http://www.diodes.com/datasheets/ap02007.pdf marking information 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 output version identification code ap1115a ap1115b 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
ap1115 0.6a low dropout po sitive adjustable or fixed-mode regulator ap1115 document number: ds31026 rev. 9 - 2 7 of 8 www.diodes.com may 2011 ? diodes incorporated package outline dimensions (all dimensions in mm) 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
ap1115 0.6a low dropout po sitive adjustable or fixed-mode regulator ap1115 document number: ds31026 rev. 9 - 2 8 of 8 www.diodes.com may 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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