1a low dropout positive adjustab le or fixed-mode regulator ap1117 this datasheet contains new product information. anachip corp. reserves the rights to modify the product specification without notice. no liability is assumed as a result of the use of this product. no rights under any patent accompany the sale of the product. rev.1.0 aug 17, 2004 1/11 features - 1.4v maximum dropout at full load current - fast transient response - output current limiting - built-in ther mal shutdown - packages: sot223, to263, to252, to220, sot89 - good noise rejection - 3-terminal adjustable or fixed 1.5v, 1.8v, 1.9v, 2.5v, 3.3v, 5.0v applications - pc peripheral - communication general description ap1117 is a low dropout positive adjustable or fixed-mode regulator with minimum of 1a 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. 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 12v input supply. ordering information ap 1117 x x x 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 blank : tube a : taping lead free blank : normal l : lead free package typical circuit c2 100uf 5v 3.3v/1a tab is vout vin vout gnd c1 100uf ( 5v/3.3v fixed output ) r1 121 r2 121 c2 100uf 5v 2.5v/1a tab is vout vin vout adj c1 100uf o v ( 5v/2.5v adj output ) ) 1 2 ref o r r (1 v v + ? = note: ? ?
1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 2/11 connection diagram 3 pin sot223 3 pin to252 / to263 3 pin to220 vin vout adj (gnd) tab is vout ( top view ) 3 2 1 vin vout adj (gnd) tab is vout tab is vout vin vout adj (gnd) ( top view ) 3 pin sot89 adj (gnd) vout vin 3 2 1 1 3 2 tab is vout 3 2 1 block diagram 3 thermal shutdown 1 2 vout adj 1.25v + + current limit vin + + 1 gnd (fixed)
1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 3/11 pin descriptions name i/o pin # function adj (gnd) i 1 a resistor divider from this pin to the vout pin and ground sets the output voltage. (ground only for fixed-mode) vout 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. vin 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 vout in order for the device to regulate properly. absolute maximum ratings symbol parameter rating unit vin dc supply voltage -0.3 to 12 v p d power dissipation internally limited t st storage temperature -65 to +150 o c t op operating junction temperature range 0 to +150 o c
1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 4/11 electrical characteristics (under operating conditions) parameter conditions min typ max unit reference voltage ap1117-adj t j =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 j = 25 o c, 3v Q v in Q 12v 1.470 1.500 1.530 v ap1117-1.8 i out = 10ma, t j = 25 o c, 3.3v Q v in Q 12v 1.764 1.800 1.836 v ap1117-1.9 i out = 10ma, t j = 25 o c, 3.3v Q v in Q 12v 1.862 1.900 1.938 v ap1117-2.5 i out = 10ma, t j = 25 o c, 4v Q v in Q 12v 2.450 2.500 2.550 v ap1117-3.3 i out = 10ma, t j = 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 j = 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 1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 5/11 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
1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 6/11 marking information (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 (2) to252-3l 1 7- 33 output type: 1117: adjustable 17-15: 1.5v 17-18: 1.8v 17-19: 1.9v 17-25: 2.5v 17-33: 3.3v 17-50: 5.0v 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 (3) to220-3l 1117-33 output type: 1117: adj 1117-15: 1.5v 1117-18: 1.8v 1117-19: 1.9v 1117-25: 2.5v 1117-33: 3.3v 1117-50: 5.0v logo id code year: ( top view ) "02" = 2002 "01" = 2001 xx xx x x xth week: 01~52 ~ blank: normal l: lead free package (5) to263-3l 1117-33 output type: 1117: adj 1117-15: 1.5v 1117-18: 1.8v 1117-19: 1.9v 1117-25: 2.5v 1117-33: 3.3v 1117-50: 5.0v logo id code year: ( top view ) "02" = 2002 "01" = 2001 xx xx x x xth week: 01~52 ~ blank: normal l: lead free package (4) sot89-3l 1 3 2 date code month: a~l year: 0~9 identification code ( see the table ) xx xx x blank: normal l: lead free package 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
1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 7/11 package dimension (1) sot223 h e k d b1 e e1 ? ? b c l a1 a seating plane a 3.3 1.6 6.4 2.3 1.2 1.6 land pattern recommendation (unit: mm) dimensions in millimeters dimensions in inches symbol min. nom. max. min. nom. max. a 1.50 1.65 1.80 0.059 0.065 0.071 a1 0.02 0.05 0.08 0.001 0.002 0.003 b 0.60 0.70 0.80 0.024 0.028 0.031 b1 2.90 - 3.15(ref.) 0.114 - 0.124(ref.) c 0.28 0.30 0.32 0.011 0.012 0.013 d 6.30 6.50 6.70 0.248 0.256 0.264 e 3.30 3.50 3.70 0.130 0.138 0.146 e 2.3 basic 0.091 basic e1 4.6 basic 0.181 basic h 6.70 7.00 7.30 0.264 0.276 0.287 l 0.91 1.00 1.10 0.036 0.039 0.043 k 1.50 1.75 2.00 0.059 0.069 0.079 0 5 o 10 0 5 o 10 - 13 o - - 13 o -
1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 8/11 (2) to263 e e l2 b b2 d l3 l a c2 c l1 1.3 3 15.7 10.9 9.1 land pattern recommendation (unit: mm) 2.54 dimensions in millimeters dimensions in inches symbol min. nom. max. min. nom. max. a 4.06 4.45 4.83 0.160 0.175 0.190 b 0.51 0.75 0.99 0.020 0.030 0.039 b2 1.14 1.27 1.40 0.045 0.050 0.055 c 0.38 typ. 0.015 typ. c2 1.14 1.27 1.40 0.045 0.050 0.055 d 8.65 9.15 9.65 0.341 0.360 0.380 e 9.65 9.97 10.29 0.380 0.393 0.405 e 2.54 bsc. 0.100 bsc. l 14.61 15.24 15.88 0.575 0.600 0.625 l1 2.28 2.54 2.80 0.090 0.100 0.110 l2 - 1.30 2.92 - 0.051 0.115 l3 1.27 1.52 1.78 0.050 0.060 0.070
1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 9/11 (3) to252 b2 e e b l2 e1 d l1 h a c1 c a1 seating plane see note2 l 5.6 11.0 5.6 2.0 2.25 land pattern recommendation (unit: mm) 7.2 1.2 notes: 1. jedec outline: to-252 ab 2. mils suggested for positive contact at mounting. dimensions in millimeters dimensions in inches symbol min. nom. max. min. nom. max. a 2.18 2.29 2.39 0.086 0.090 0.094 a1 1.02 1.15 1.27 0.040 0.045 0.050 b 0.61 typ. 0.024 typ. b2 5.20 5.35 5.50 0.205 0.211 0.217 c 0.46 0.52 0.58 0.018 0.020 0.023 c1 0.46 0.52 0.58 0.018 0.020 0.023 d 5.33 5.57 5.80 0.210 0.219 0.228 e 6.35 6.58 6.80 0.250 0.259 0.268 e 2.25 bsc. 0.089 bsc. e1 4.50 bsc. 0.177 bsc. h 9.00 9.70 10.40 0.354 0.382 0.409 l 0.51 - - 0.020 - - l1 0.64 0.83 1.02 0.025 0.033 0.040 l2 1.52 1.78 2.03 0.060 0.070 0.080
1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 10/11 (4) to220 a j1 f c seating plane d q e l1 l b e e1 b1 p h1 dimensions in millimeters dimensions in inches symbol min. nom. max. min. nom. max. a 3.55 4.20 4.85 0.140 0.165 0.191 b1 1.14 1.46 1.78 0.045 0.057 0.070 b 0.51 0.83 1.14 0.020 0.033 0.045 c 0.31 0.72 1.14 0.012 0.028 0.045 d 14.20 15.35 16.50 0.559 0.604 0.650 e 9.70 10.20 10.70 0.382 0.402 0.421 e 2.29 2.54 2.79 0.090 0.100 0.110 e1 4.83 5.08 5.33 0.190 0.200 0.210 f 0.51 0.95 1.40 0.020 0.037 0.055 h1 5.84 6.35 6.86 0.230 0.250 0.270 j1 2.03 2.48 2.92 0.080 0.098 0.115 l 12.72 13.72 14.72 0.501 0.540 0.580 l1 3.66 5.00 6.35 0.144 0.197 0.250 ?p 3.53 3.81 4.09 0.139 0.150 0.161 q 2.54 2.98 3.43 0.100 0.117 0.135
1a low dropout positive adjustab le or fixed-mode regulator ap1117 anachip corp. www.anachip.com.tw rev.1.0 aug 17, 2004 11/11 (5) sot89 l he e d1 e1 e a d b1 bb 8 0 (2x) 1.7 c 0.4 0.9 2.7 1.3 1.9 5 0 (2x) land pattern recommendation (unit: mm) 1.5 dimensions in millimeters dimensions in inches symbol min. nom. max. min. nom. max. a 1.40 1.50 1.60 0.055 0.059 0.063 b 0.36 0.42 0.48 0.014 0.016 0.018 b1 0.41 0.47 0.53 0.016 0.043 0.051 c 0.35 0.39 0.43 0.014 0.015 0.017 d 4.40 4.50 4.60 0.173 0.177 0.181 d1 1.40 1.60 1.75 0.055 0.062 0.069 e 2.90 3.00 3.10 0.114 0.118 0.122 e1 1.45 1.50 1.55 0.057 0.059 0.061 e 2.35 2.48 2.60 0.093 0.098 0.102 he 3.94 - 4.25 0.155 - 0.167 l 0.80 - 1.20 0.031 - 0.047
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