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ultracompact, precision 10.0 v/5.0 v/2.5 v/3.0 v voltage references data sheet adr01 / adr02 / adr03 / adr06 rev. r information fur nished by analog devices is believed to be accurate and reliable. however, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. specifications subjec t to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. one technology way, p.o. box 9106, norwo od, ma 02062 - 9106, u.s.a. tel: 781.329.4700 www.analog.com fax: 781.461.3113 ? 2002 C 201 2 a nalog devices, inc. all rights reserved. features ultracompact sc70 and tsot packages low temperature coefficient 8-l ead soic: 3 ppm/c 5-l ead sc70 : 9 ppm/c 5-l ead tsot: 9 ppm/c initial accuracy 0.1% no external capacitor required low noise 10 v p - p (0.1 hz to 10.0 hz) wide operating range a dr01: 12. 0 v to 36 .0 v adr02: 7.0 v to 36 .0 v adr03: 4.5 v to 36 .0 v adr06: 5.0 v to 36 .0 v high output current 10 ma wide temperature range: ? 40c to +125c adr01/adr02/adr03 pin compatible to industry - standard ref01/ref02/ref03 adr01, adr02, adr03 and adr06 soic qualified for automotive applications applications precision data acquisition systems high resolution converters industrial process control systems precision instruments auto battery monitoring pcmcia cards pin configurations 5 4 1 3 2 v out trim v in temp gnd top view (not to scale) adr01/ adr02/ adr03/ adr06 02747-001 figure 1. 5 - lead, sc70/tsot surface - mount packages top view (not to scale) 8 6 1 nic 3 2 adr01/ adr02/ adr03/ adr06 v out 7 5 4 trim nic nic v in temp gnd notes 1. nic = no internal connect. 02747-002 figure 2. 8 - lead, soic surface - mount package genera l description the adr01, adr02, adr03, and adr06 are precision 10.0 v, 5.0 v, 2.5 v, and 3.0 v band gap voltage r eferences featuring high accuracy, high stability, and low power consumption . the parts are housed in tiny , 5 -lead sc70 and tsot packages, as well as in 8- lead soic versions. the soic versions of the adr01, adr02, and adr03 are drop - in replacements 1 to the industry - standard ref01, ref02, and ref03. the small footprint and wide operating range make the adr0x references ideally suited for general -p urpose and space - constrained applications. with an external buffer and a simple resistor network, the temp terminal can be used for temperature sensing and approximation. a trim terminal is provided on the devices for fine adjustment of the output voltag e. the adr01, adr02, adr03, and adr06 are compact, low drift voltage references that provide an extremely stable output voltage from a wide supply voltage range. they are available in 5- lead sc70 and tsot packages , and 8-lead soic packages with a , b , and c grade selections. all parts are specified over the extended industrial ( C 40c to +125c) temperature range. the adr01, adr02, adr03, and adr06 a grade in 8 - lead soic are qualified for automotive applications. table 1 . selection gu ide part number output voltage adr01 10.0 v adr02 5.0 v adr03 2.5 v adr06 3.0 v 1 adr 0 1, adr02, and adr03 are component - level compatible with ref01, ref02, and ref03, respect ively. no guarantees for syste m- level compatibility are implied. soic versio ns of adr01/adr02/adr03 are pin - to - pin compatible with 8- lead soic versions of ref01/ref02/ref03, respectively, with the additional temperature monitoring function.
adr01/adr02/adr03/adr06 data sheet rev. r | page 2 of 20 table of contents features .............................................................................................. 1 applications ....................................................................................... 1 pin configurations ........................................................................... 1 general description ......................................................................... 1 revision history ............................................................................... 2 specifications ..................................................................................... 4 adr01 electrical characteristics ............................................... 4 adr02 electrical characteristics ............................................... 5 adr03 electrical characteristics ............................................... 6 adr06 electrical characteristics ............................................... 7 absolute maximum ratings ............................................................ 8 thermal resistance ...................................................................... 8 esd caution .................................................................................. 8 terminology .......................................................................................9 typical performance characteristics ........................................... 10 applications information .............................................................. 15 overview ..................................................................................... 15 applying the adr01/adr02/adr03/adr06 ...................... 15 low cost current source .......................................................... 16 precision current source with adjustable output ................ 16 programmab le 4 ma to 20 ma current transmitter ............ 17 precision boosted output regulator ....................................... 17 outline dimensions ....................................................................... 18 ordering guides ......................................................................... 19 automotive products ................................................................. 20 r evision history 1 /1 2 rev. q to rev. r c han ges to table 2 ............................................................................ 4 changes to adr01 o rdering guide .......................................... 190 11/11 rev. p to rev. q changes to general description section ...................................... 1 changes to table 2 ............................................................................ 4 changes to table 3 ............................................................................ 5 changes to table 4 ............................................................................ 6 changes to table 5 ............................................................................ 7 10/11 rev. o to rev. p change s to features section , applications section, and general des cription section .......................................................................... 1 changes to adr01 e le c trical c haracteristics s ection and table 2 ......................................................................................... 4 changes to adr0 2 e lectrical c haracteristics s ection and table 3 ......................................................................................... 5 changes to adr03 e lectrical c haracteristics s ection and table 4 ......................................................................................... 6 changes to adr06 e lectrical c haracte ristics s ection and table 5 ......................................................................................... 7 changes to ordering guides ......................................................... 19 changes to automotive products section ................................... 20 10/10 rev. n to rev. o deleted negative reference section and figure 38 .................... 16 changes to adr02 ordering guide ............................................ 19 7/10 rev. m to rev. n changes to figure 2 .......................................................................... 1 changes to adr01 ordering guide ............................................ 19 added automotive products section ........................................... 20 4/10 rev. l to rev. m changes to features section and general description section .. 1 changes to figure 41 ...................................................................... 17 changes to ordering guides section .......................................... 19 12 /08 rev. k to rev. l changes to maxi mum input voltage ............................... universal removed die version ........................................................ universal changes to table 2 ............................................................................. 3 changes to table 3 ............................................................................. 4 changes to table 4 ............................................................................. 5 changes to table 5 ............................................................................. 6 deleted table 6 and figure 3 ............................................................ 7 changes to terminology section .................................................... 8 added input and output capacitors section ............................. 15 2/08 rev. j to rev. k changes to terminology section .................................................... 9 changes to ordering guide .......................................................... 19 3 /07 rev. i to rev. j renamed parameters and definitions section .............................. 9 changes to temperature monitoring section ............................ 15 changes to ordering guide .......................................................... 19 7/05 rev. h to rev. i changes to tab le 5 ............................................................................. 7 updated outline dimensions ....................................................... 19 changes to ordering guide .......................................................... 19 12/04 rev. g to rev. h changes to adr06 ordering guide ............................................ 20
data sheet adr01/adr02/adr03/adr06 rev. r | page 3 of 20 9/04 rev. f to rev. g changes to table 2 ............................................................................ 4 changes to table 3 ............................................................................ 5 changes to table 4 ............................................................................ 6 changes to table 5 ............................................................................ 7 changes to ordering guide ........................................................... 19 7/04 rev. e to rev. f changes to adr02 electrical characteristics, table 2 ................ 4 changes to ordering guide ........................................................... 19 2/04 rev. d to rev. e added c grade .................................................................... universal changes to outline dimensions ................................................... 19 updated ordering guide ............................................................... 20 8/03 rev. c to rev d added adr06 ..................................................................... universa l change to figure 27 ........................................................................ 13 6/03 rev. b to rev c changes to features section ............................................................ 1 changes to general description section ....................................... 1 changes to figure 2 ........................................................................... 1 changes to specifications section ................................................... 2 addition of dice electrical characteristics and layout ............... 6 changes to absolute maxi mum ratings section .......................... 7 updated soic (r - 8) outline dimensions ................................... 19 changes to ordering guide ........................................................... 20 2/03 rev. a to rev. b added adr03 .................................................................... universal added tsot - 5 (uj) package ............................................ universal updated outline dimensions ........................................................ 18 12/02 rev. 0 to rev. a changes to features section ............................................................ 1 changes to general description ..................................................... 1 table i deleted ................................................................................... 1 changes to adr01 specifications .................................................. 2 changes to adr02 specifications .................................................. 3 changes to absolute maximum ratings section ......................... 4 changes to ordering guide ............................................................. 4 updated outline dimensions ........................................................ 12
adr01/adr02/adr03/adr06 data sheet rev. r | page 4 of 20 specifications adr01 electrical characteristics v in = 12.0 v to 36 . 0 v, v in = 12.0 v to 24 .0 v for adr01war z , t a = 25c, unless otherwise noted. table 2 . parameter symbol conditions min typ max unit output voltage v o a and c grades 9.990 10.000 10.010 v initia l accuracy v oerr a and c grades 10 mv 0.1 % output voltage v o b grade 9.995 10.000 10.005 v initial accuracy v oerr b grade 5 mv 0.05 % output voltage v o adr01warz 9.986 10.000 10.014 v initial accuracy v oerr adr01warz 14 mv 0.14 % a grade, 8 - lead soic, ? 40c < t a < +125c 3 10 ppm/c a grade, 5 - lead tsot, C 40c < t a < +125c 25 ppm/c a grade, 5 - lead sc70, C 40c < t a < +125c 25 ppm/c b grade, 8 - lead soic, C 40c < t a < +125c 1 3 ppm/c b grade, 5 - lead tsot, C 40c < t a < +125c 9 ppm/c b grade, 5 - lead sc70, C 40c < t a < +125c 9 ppm/c c grade, 8 - lead soic, C 40c < t a < +125c 10 40 ppm/c dropout voltage v do 2 v line regulation ?v o /?v in v in = 12.0 v to 36. 0 v, v in = 12.0 v to 26.0 v for adr0 1war z , C 40 c < t a < +125c 7 30 ppm/v load regulation ?v o /?i load i load = 0 ma to 10 ma, C 40c < t a < +125c, v in = 15.0 v 40 70 ppm/ma quiescent current i in no load, C 40c < t a < +125c 0.65 1 ma voltage noise e n p -p 0.1 hz to 10.0 hz 20 v p -p v oltage noise density e n 1 khz 510 nv/ hz turn - on settling time t r 4 s long - term stability 1 ?v o 1000 hours 50 ppm output voltage hysteresis ?v o_hys 70 ppm ripple rejection ratio rrr f in = 10 khz ? 75 db short circuit to gnd i sc 30 ma te mperature sensor voltage output a t temp pin v temp 550 mv temperature sensitivity tcv temp 1.96 mv/c 1 the long - term stability specif ication is noncumulative. the drift in subsequent 1000 hour periods is significantly lower than in the first 1000 hour period .
data sheet adr01/adr02/adr03/adr06 rev. r | page 5 of 20 adr02 electrical cha racteristics v in = 7.0 v to 36 .0 v, v in = 7.0 v to 26.0 v for adr02war z, t a = 25c, unless otherwise noted. table 3 . parameter symbol conditions min typ max unit output voltage v o a and c grades 4.995 5.000 5.005 v initial accuracy v oerr a and c grades 5 mv 0.1 % output voltage v o b grade 4.997 5.000 5.003 v initial accuracy v oerr b g rade 3 mv 0.06 % temperature coefficient t cvo a grade, 8- lead soic , C 40c < t a < +125c 3 10 ppm/c a grade, 5 - lead tsot , C 40c < t a < +125c 25 ppm/c a grade, 5- lead sc70 , C 40c < t a < +125c 25 ppm/c a grade, 5 - lead sc70 , C 55c < t a < +125 c 30 ppm/c b grade, 8- lead soic , C 40c < t a < +125c 1 3 ppm/c b grade, 5- lead tsot , C 40c < t a < +125c 9 ppm/c b grade, 5- lead sc70 , C 40c < t a < +125c 9 ppm/c c grade, 8- lead soic , C 40c < t a < +125c 10 40 ppm/c dr opout voltage v do 2 v line regulation ?v o /?v in v in = 7.0 v to 36.0 v, v in = 7.0 v to 26.0 v for adr02war z , C 40 c < t a < +125c 7 30 ppm/v v in = 7.0 v to 36 .0 v, C 55c < t a < +125c 7 40 ppm/v load regulation ?v o /?i load i load = 0 ma to 10 ma, C 40 c < t a < +125c, v in = 10.0 v 40 70 ppm/ma i load = 0 ma to 10 ma, C 55c < t a < +125c, v in = 10.0 v 45 80 ppm/ma quiescent current i in no load, C 40c < t a < +125c 0.65 1 ma voltage noise e n p-p 0.1 hz to 10.0 hz 10 v p -p voltage noise densit y e n 1 khz 230 nv/hz turn - on settling time t r 4 s long - term stability 1 ?v o 1000 hours 50 ppm output voltage hysteresis ?v o_hys 70 ppm C 55c < t a < +125c 80 ppm ripple rejection ratio rrr f in = 10 khz C 75 db short circuit to gnd i sc 30 ma temper ature sensor voltage output at temp pin v temp 550 mv temperature sensitivity tcv temp 1.96 mv/c 1 the long - term stability specification is noncumulative. the drift in subsequent 1000 hour periods is significantly lower than i n the first 1000 hour period.
adr01/adr02/adr03/adr06 data sheet rev. r | page 6 of 20 adr03 electrical cha racteristics v in = 4.5 v to 36 .0 v, v in = 4.5 v to 26.0 v for adr03war z, t a = 25c, unless otherwise noted. table 4. parameter symbol conditions min typ max unit output voltage v o a and c grades 2.495 2.500 2.505 v initial accuracy v oerr a and c grades 5 mv 0.2 % output voltage v o b grades 2.4975 2.5000 2.5025 v initial accuracy v oerr b gr ades 2.5 mv 0.1 % temperature coefficient tcv o a grade, 8 - lead soic , C 40c < t a < +125c 3 10 ppm/c a grade, 5- lead tsot , C 40c < t a < +125c 25 ppm/c a grade, 5- lead sc70 , C 40c < t a < +125c 25 ppm/c a grade, 5- lead sc70 , C 55c < t a < +125c 30 ppm/c b grade, 8- lead soic , C 40c < t a < +125c 1 3 ppm/c b grade, 5 - lead tsot , C 40c < t a < +125c 9 ppm/c b grade, 5- lead sc70 , C 40c < t a < +125c 9 ppm/c c grade, 8- lead soic , C 40c < t a < +125c 10 40 ppm/c d ropout voltage v do 2 v line regulation ?v o /?v in v in = 4.5 v to 36 .0 v, v in = 4.5 v to 26.0 v for adr03war z, C 40c < t a < +125c 7 30 ppm/v v in = 4.5 v to 36 .0 v, C 55c < t a < +125c 7 40 ppm/v load regulation ? v o /?i load i load = 0 ma to 10 ma, C4 0c < t a < +125c, v in = 7.0 v 25 70 ppm/ma i load = 0 ma to 10 ma, C 55c < t a < +125c, v in = 7.0 v 45 80 ppm/ma quiescent current i in no load, C 40c < t a < +125c 0.65 1 ma voltage noise e n p -p 0.1 hz to 10.0 hz 6 v p -p voltage noise density e n 1 khz 230 nv/ hz turn - on settling time t r 4 s long - term stability 1 ?v o 1000 hours 50 ppm output voltage hysteresis ?v o_hys 70 ppm C 55c < t a < +125c 80 ppm ripple rejection ratio rrr f in = 10 khz C 75 db short circuit to gnd i sc 30 ma temperatu re sensor voltage output at temp pin v temp 550 mv temperature sensitivity tcv temp 1.96 mv/c 1 the long - term stability specification is noncumulative. the drift in subsequent 1000 hour periods is significantly lower than in the f irst 1000 hour period.
data sheet adr01/adr02/adr03/adr06 rev. r | page 7 of 20 adr06 electrical cha racteristics v in = 5.0 v to 36.0 v, v in = 5.0 v to 26.0 v for adr06war z , t a = 25c, unless otherwise noted. table 5 . parameter symbol conditions min typ max unit output voltage v o a and c grades 2.994 3.000 3.006 v initial accuracy v oerr a and c grades 6 mv 0.2 % output voltage v o b grade 2.997 3.000 3.003 v initial accuracy v oerr b grade 3 mv 0.1 % temperature coefficient tcv o a grade, 8- lead soic , C 40c < t a < +125c 3 10 ppm/c a grade, 5- lead tsot , C 40c < t a < +125c 25 ppm/c a grade, 5- lead sc70 , C 40c < t a < +125c 25 ppm/c b grade, 8- lead soic , C 40c < t a < +12 5c 1 3 ppm/c b grade, 5- lead tsot , C 40c < t a < +125c 9 ppm/c b grade, 5- lead sc70 , C 40c < t a < +125c 9 ppm/c c grade, 8- lead soic , C 40c < t a < +125c 10 40 ppm/c dropout voltage v do 2 v line regulation ?v o /?v in v in = 5.0 v to 36.0 v, v in = 5.0 v to 26.0 v for adr06 war z , C 40c < t a < +125c 7 30 ppm/v load regulation ?v o /?i load i load = 0 ma to 10 ma, C 40c < t a < +125c, v in = 7.0 v 40 70 ppm/ma quiescent current i in no load, C 40c < t a < +125c 0.6 5 1 ma voltage noise e n p -p 0.1 hz to 10.0 hz 10 v p -p voltage noise density e n 1 khz 510 nv/ hz turn - on settling time t r 4 s long - term stability 1 ?v o 1000 hours 50 ppm output voltage hysteresis ?v o_hys 70 ppm ripple rejection ratio rrr f in = 10 khz C 75 db short circuit to gnd i sc 30 ma temperature sensor voltage output at temp pin v temp 550 mv temperature sensitivity tcv temp 1.96 mv/c 1 the long - term stability specification is noncumulative. the drift in subsequent 1000 hour periods is significantly lower than in the first 1000 hour period.
adr01/adr02/adr03/adr06 data sheet rev. r | page 8 of 20 absolute maximum rat ings ratings are at 25 c, unless otherwise noted. table 6 . parameter rating supply voltage 36 .0 v output short - circuit duration to gnd indefinite storage temperature range C 65c to +150c operating temperature range C 40c to +125c junction temperature range C 65c to +150c lead te mperature range (soldering, 60 sec) 300c stresses above those listed under absolute maximum ratings may cause permanent damage to the device. this is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. thermal resistance ja is specified for the worst - case conditions, that is, a device soldered in a circuit board for surface - mount packages. table 7 . thermal resistance package type ja jc unit 5- lead sc70 (ks - 5) 376 189 c/w 5 - lead tsot (uj - 5 ) 230 146 c/w 8 - lead soic (r - 8) 130 43 c/w esd caution
data sheet adr01/adr02/adr03/adr06 rev. r | page 9 of 20 terminology dropout voltage (v do ) dropout voltage, sometimes referred to as supply voltage head - room or supply output voltage differential, is defined as the minimum voltage differential betw een the input and output nece ssary for the device to operate, such as v do = ( v in C v out )min| i l = constant because the dropout voltage depends upon the current passing through the device, it is always specified for a given load current. temperature coeffici ent (tcv o ) the temperature coefficient relates the change in output voltage t o the change in ambient temperature of the device, as normalized by the output voltage at 25c. this parameter is expressed in ppm/c and can be determined by the following equati on: ( ) [ ] c ppm/ 10 )25( )()( 6 12 1 2 ? ? ? ? = ttcv tvtv tcv out out out o where: v out (25c) is the output voltage at 25c . v out (t 1 ) is the output voltage at t emperature 1 . v out (t 2 ) is the output voltage at t emperature 2 . output voltage hysteresis ( v out_hys ) output voltage hysteresis represents the change in output voltage after the device is exposed to a specified temperature cycle. this may be expressed as either a shift in voltage or a difference in p arts p er m illion from the nominal output as fo llows: v out_hys = v out (25c) C v out_tc [v] ] ppm [10 )25( )25( 6 _ _ ? = cv vcv v out tc out out hys out ? ? where: v out (25c) is the output voltage at 25c . v out_tc is the output voltage after temperature cycling . thermal hysteresis occurs as a result of forces exhibited upon the internal die by its packaging. the effec t is more pronounced in parts with smaller packages. long -t erm stability ( v out_ltd ) long - term stability refers to the shift in output voltage at 25c after 1000 hours of operation in a 25c environment. this may also be expressed as either a shift in voltage or a difference in p arts p er million from the nominal output as follow s: v out_ltd = |v out ( t 1 ) C v out ( t 0 )| [v] ] ppm [10 )( )()( 6 0 0 1 _ ? = tv tvtv v out out out ltd out where, v out (t 0 ) is the v out at 25c at t ime 0 . v out (t 1 ) is the v out at 25c after 1000 hours of operation at 25c . line regulation line regulation refers to the change in output voltage in re sponse to a given change in input voltage, and is expressed in either percent per volt, p arts p er m illion per volt, or microvolt per volt change in input voltage. this parameter accounts for the effects of self - heating. load regulation load regulation refe rs to the change in output voltage in response to a given change in load current, and is expressed in either microvolts per m illiampere , p arts p er m illion per m illiampere , or ohms of dc output resistance. this parameter accounts for the effects of self - he ating.
adr01/adr02/adr03/adr06 data sheet rev. r | page 10 of 20 typical performance characteristics tempera ture (c) v out (v) 10.010 10.005 10.000 9.995 9.990 9.985 ?40 ?25 ?10 5 20 35 50 65 80 95 1 10 125 02747-004 figure 3 . adr01 typical output voltage vs. temperature tempera ture (c) v out (v) 5.008 5.004 5.000 4.996 4.992 ?40 ?25 ?10 5 20 35 50 65 80 95 1 10 125 02747-005 figure 4 . adr02 typical output voltage vs. temperature tempera ture (c) ?40 v out (v) 2.502 2.501 ?25 ?10 5 20 35 50 65 80 95 1 10 125 2.500 2.499 2.498 02747-006 figure 5 . adr0 3 typical output voltage vs. temperature tempera ture (c) v out (v) 3.002 3.001 3.000 2.999 2.998 ?40 ?25 ?10 5 20 35 50 65 80 95 1 10 125 02747-007 figure 6 . adr06 typical output voltage vs. temperature 12 28 16 20 24 32 36 supply current (ma) 0.8 0.7 0.6 0.5 0.4 input vo lt age (v) +125c +25c ?40c 02747-008 figure 7 . adr01 supply current vs. input voltage 12 28 16 20 24 32 36 8 supply current (ma) +125c 0.8 0.7 0.6 0.5 0.4 input vo lt age (v) +25c ?40c 02747-009 figure 8 . adr02 supply c urrent vs. input voltage
data sheet adr01/adr02/adr03/adr06 rev. r | page 11 of 20 input vo lt age (v) 5 supply current (ma) 10 15 20 25 30 35 36 0.40 0.45 0.50 0.55 0.60 0.65 0.70 0.75 0.80 0.85 +125c ?40c +25c 02747-010 figure 9 . adr03 supply current vs. input voltage input voltage (v) 5 supply current (ma) 10 15 20 25 30 35 36 0.40 0.45 0.50 0.55 0.60 0.65 0.70 0.75 0.80 +125c ?40c +25c 02747-011 figure 10 . adr06 supply current vs. input voltage 40 25 20 0 85 125 30 10 i l = 0ma to 10ma load regulation (ppm/ma) temperature (c) v in = 36v v in = 14v 50 0 ?40 ?40 ?30 ?20 ?10 02747-012 figure 11 . adr01 load regulation vs. temperat ure 40 20 0 50 85 125 30 10 i l = 0ma to 5ma load regulation (ppm/ma) temperature (c) v in = 36v v in = 8v 25 0 ?40 ?20 ?10 02747-013 figure 12 . adr02 load regulation vs. temperature load regulation (ppm/ma) 0 10 20 30 40 50 60 temperature (c) ?40 ?25 ?10 5 20 35 50 65 80 95 110 125 v in = 36v v in = 7v i l = 0m a t o 10m a 02747-014 figure 13 . adr03 load regulation vs. temperature load regul a tion (ppm/ma) ?30 ?20 ?10 0 10 20 40 30 tempera ture (c) ?40 ?25 ?10 5 20 35 50 65 80 95 1 10 125 v in = 36v i l = 0m a t o 10m a v in = 7v 02747-015 figure 14 . adr06 load regulation vs. temperature
adr01/adr02/adr03/adr06 data sheet rev. r | page 12 of 20 0 ?4 2 ?2 ?6 ?8 tempera ture (c) line regul a tion (ppm/v) ?10 ?40 ?25 ?10 5 20 35 50 65 80 95 1 10 125 v in = 14v t o 36v 02747-016 figure 15 . adr01 line regulation vs. temperature 4 ?4 8 0 ?8 tempera ture (c) line regul a tion (ppm/v) v in = 8v t o 36v ?40 ?25 ?10 5 20 35 50 65 80 95 1 10 125 02747-017 figure 16 . adr02 line regulation vs. temperature line regul a tion (ppm/mv) ?4 ?2 0 2 4 tempera ture (c) ?40 ?25 ?10 5 20 35 50 65 80 95 1 10 125 v in = 5v t o 36v 02747-018 figure 17 . adr03 line regulation vs. temperature line regul a tion (ppm/v) ?4 ?2 2 4 6 0 8 10 tempera ture (c) ?40 ?25 ?10 5 20 35 50 65 80 95 1 10 125 v in = 6v t o 36v 02747-019 figure 18 . adr06 line regulation vs. temperature 3 1 5 2 0 4 46 0 2 load current (ma) 8 10 differentia l vo lt age ( v) ?40c +125c +25c 02747-020 figure 19 . adr01 minimum input - output voltage differential vs. load current 46 8 0 2 0 4 2 +25c load current (ma) 8 10 ?40c +125c differentia l vo lt age (v) 02747-021 figure 20 . adr02 dropout voltage vs. load current
data sheet adr01/adr02/adr03/adr06 rev. r | page 13 of 20 3 1 5 2 0 4 46 0 2 load current (ma) 8 10 differentia l vo lt age ( v) +125c +25c ?40c 6 02747-022 figure 21 . adr03 dropout voltage vs. load current 2.0 1.0 4.0 3.5 3.0 1.5 0 0.5 2.5 0 2 4 6 load current (ma) 8 10 differentia l vo lt age ( v) +125c +25c ?40c 4.5 02747-023 figure 22 . adr06 dropout voltage vs. load current 0 0.50 2 4 6 t a = 25c load current (ma) 8 10 quiescent current (ma) 0.55 0.60 0.65 0.70 02747-024 figure 23 . adr01 quiescent current vs. load current 02747-025 time (1s/div) 1v/div figure 24 . adr02 ty pical noise voltage 0.1 hz to 10.0 hz 02747-026 time (1ms/div) 50v/div figure 25 . adr02 typ ical noise voltage 10 hz to 10 k hz 02747-027 time (2ms/div) v out 5v/div no load ca p aci t or no input ca p aci t or 10v 8v figure 26 . adr02 line transient response
adr01/adr02/adr03/adr06 data sheet rev. r | page 14 of 20 02747-028 time (1ms/div) load = 5m a v out 100mv/div v in 5v/div no load ca p aci t or load off load on figure 27 . adr02 load transient res ponse 02747-029 time (1ms/div) load = 5m a v out 100mv/div v in 5v/div load off load on c load = 100nf figure 28 . adr02 load transient response 02747-030 time (4s/div) c in = 0.01f no load ca p aci t or v in 10v/div v out 5v/div figure 29 . adr02 turn - off response 02747-031 time (4s/div) c in = 0.01f no load ca p aci t or v in 10v/div v out 5v/div figure 30 . adr02 turn - on response 02747-032 time (4s/div) c l = 0.01f no input ca p aci t or v in 10v/div v out 5v/div figure 31 . adr02 turn - of f with no input capacitor 02747-033 time (4s/div) c l = 0.01f no input ca p aci t or v in 10v/div v out 5v/div figure 32 . adr02 turn - off with no input capacitor
data sheet adr01/adr02/adr03/adr06 rev. r | page 15 of 20 applications information overview the adr01/adr02/adr03/adr06 are high precision, low drift 10.0 v, 5.0 v, 2.5 v, and 3.0 v voltage references availa ble in an ultracompact footprint. the 8- lead s oic version s of the devices are drop - in replacement s of the ref01/ref02/ref03 sockets with improved cost and performance. these devices are standard band gap references (see figure 34 ). the band gap cell contains two npn transistors (q18 and q19) that differ in emitter area by 2. the difference in their v be produces a proportional - to - absolute temperature current (ptat) in r14, and, when combined with the v be of q19, produces a band gap voltage, v bg , that is almost constant in temperature. with an internal op amp and the feedback network of r5 and r6, v o is set precisely at 10.0 v, 5.0 v, 2.5 v, and 3.0 v for the adr01, adr02, adr06, and adr03, respectively. precision laser trimming of t he resistors and other proprietary circuit techniques are used to further enhance the initial accuracy, temperature curvature, and drift performance of the adr01/ adr02/adr03/adr06. the ptat voltage is made available at the temp pin of the adr01/adr02/adr0 3/adr06. it has a stable 1.96 mv/c temperature coefficient, such that users can estimate the temperature change of the device by knowing the voltage change at the temp pin. applying the adr01/a dr02/adr03/adr06 input and output capacitors although the adr0 1/adr02/adr03/adr06 are designed to function stably wi thout any external components, connecting a 0.1 f ceramic capacitor to the output is highly recommended to improve stability and filter out low level voltage noise. an additional 1 f to 10 f electrolytic, tantalum , or ceramic capacitor can be added in parallel to improve transient per - formance in response to sudden changes in load current; however, the designer should keep in mind that doing so increase s the turn - on time of the device. a 1 f to 10 f electrolytic , tantalum or ceramic capacitor can also be connected to the input to improve tran sient response in applications where the supply voltage may fluctuate. an addi - tional 0.1 f ceramic capacitor should be connected in parallel to reduce supply noise. mount b oth input and output capacitors as close to the device pins as possible. output ad justment the adr01/adr02/adr03/adr06 trim terminal can be used to adjust the output voltage over a nominal voltage. this feature allows a system designer to trim system errors by setting the reference to a voltage other than 10.0 v/5.0 v/2.5 v/3.0 v. for f iner adjustment, add a series resistor of 470 k? . with the con - figuration shown in figure 35 , the adr01 can be adjusted from 9.70 v to 10.05 v, the adr02 can be adjusted from 4.95 v to 5.02 v, the adr06 can be adjusted from 2.8 v to 3.3 v, and the adr03 can be adjusted from 2 .3 v to 2.8 v. adjustment of the output does not significantly affect the temperature performance of the device, provided the temperature coefficients of the resis - tors are relatively low. u1 adr01/ adr02/ adr03/ adr06 v o c2 0.1f c1 0.1f v in v in v out temp trim gnd 02747-035 figure 33 . basic configuration r1 r2 r3 r4 v in q23 q1 q2 q7 q8 q9 q3 q10 d1 d2 q4 v o d3 c1 r13 q12 q13 r5 i1 r12 q14 q15 2 1 v bg r20 trim q18 temp r27 q19 q16 q17 q20 r6 r42 r41 r24 r32 r11 r17 r14 gnd 02747-034 figure 34 . simplified schematic diagram u1 adr01/ adr02/ adr03/ adr06 v in v out temp trim gnd v in v o pot 10k? r2 1k? r1 470k? 02747-036 figure 35 . optional trim adjustment temperature monitoring as described at the end of the overview section, the adr01/ adr02/adr03/adr06 provide a temp output (pin 1 in figure 1 and pin 3 in figure 2 ) that varies linearly with temperature. this output can be used to monitor the temperature change in the system. the voltage at v temp is approximate ly 550 mv at 25c, and the temperature coefficient is approximately 1.96 mv/c (see figure 36 ). a voltage change of 39.2 mv at the temp pin corresponds to a 20c change in temperature.
adr01/adr02/adr03/adr06 data sheet rev. r | page 16 of 20 125 25 50 75 100 0.40 0.80 0.75 0.70 0.65 0.60 0.55 0.50 0.45 ?25 0 ?50 v in = 15v sample size = 5 v tem p (v) tempera ture (c) v temp /t 1.96mv/c 02747-037 figure 36 . voltag e at temp pin vs. temperature the temp function is provided as a convenience rather than a precise feature. because the voltage at the temp node is acquired from the band gap core, current pulling from this pin has a significant effect on v out . care must b e taken to buffer the temp output with a suitable low bias current op amp, such as the ad8601 , ad820 , or op1177 , all of which result in less than a 100 v change in ?v out (see figure 37 ). without buffering, even tens of microamps drawn from the temp pin can cause v out to fall out of specification. u2 15v u1 adr01/ adr02/ adr03/ adr06 v in v out temp trim gnd v o v? v+ op 1 177 v tem p 1.9mv/ c v in 02747-038 figure 37 . temperature monitor ing low cost current sou rce unlike most references, the adr01/adr02/adr03/adr06 employ an npn darlington in which the quiescent current remains constant with respect to the load current, as shown in figure 23 . as a result, a curren t source can be configured as shown in figure 38 where i set = (v out ? v l )/r set . i l is simply the sum of i set and i q . although simple, i q varies typically from 0.55 ma to 0.65 ma, limiting this circuit to general - purpose applications. adr01/ adr02/ adr03/ adr06 v out gnd v in i in i set = (v out ? v l )/r set r set i q 0.6ma i l = i set + i q v l r l 02747-040 figure 38 . low cost current source precision current so urce w ith adjustable output alternatively, a precision current source can be implemented with the circuit shown in figure 39 . by adding a mechanical or digital potentiometer, this circuit becomes an adjustable current source. if a digita l potentiometer is used, the load current is simply the voltage across terminal b to terminal w of the digital potentiometer divided by r set . set ref l r dv i = (1) where d is the decimal equivalent of the digital potentiometer input code. u2 +12v ?12v w b a u1 adr01/ adr02/ adr03/ adr06 v in v out temp trim gnd v? v+ op 1 177 ?5v t o v l ad5201 0v to (5v + v l ) +12v r set 1k? r l i l v l 1k? 100k ? 02747-041 figure 39 . programmable 0 ma to 5 ma current source to optimize the resolution of this circuit, dual - supply op amps should be used because the ground potential of adr02 can swing from ?5.0 v at zero scale to v l at full scale of the potentiom eter setting.
data sheet adr01/adr02/adr03/adr06 rev. r | page 17 of 20 programmable 4 ma t o 20 m a current transmitter because of their precision, adequate current handling, and small footprint, the devices are suitable as the reference sources for many high performance converter circuits. one of these applicatio ns is the multichannel 16 - bit, 4 ma t o 20 ma current transmitter in the industrial control market (see figure 40 ). this circuit employs a howland current pump at the output to yield better efficiency, a lower component count, and a higher voltage compliance than the conventional design with op amps and mosfets. in this circuit, if the resistors are matched such that r1 = r1 , r2 = r2 , r3 = r3 , the load current is n ref l dv r3 r1r3)(r2 i 2 + = (2) where d is similarly the decimal equivale nt of the dac input code and n is the number of bits of the dac. according to equation 2, r3 can be used to set the sensitivity. r3 can be made as small as necessary to achieve the current needed within u4 output current driving capability. alter - nativel y, other resistors can be kept high to conserve power. in this circuit, the ad8512 is capable of delivering 20 ma of current, and the voltage compliance approaches 15.0 v. u1 15v v in v out gnd temp trim u1 = adr01/adr02/adr03/adr06, ref01 u2 = ad5543/ad5544/ad5554 u3, u4 = ad8512 u2 5v 10v +15v ?15v v dd v ref gnd rf io io ad5544 digi tal input code 20%?100% ful l scale u3 v x 0v t o ?10v r1 150k? r2 15k? u4 c1 10pf vp r3 50? ad8512 r3' 50? v l r1' 150k? load 500? 4m a t o 20m a vn v o r2' 15k? 02747-042 figure 40 . programmable 4 ma to 20 ma transmitter the howland current pump yields a potentially infinite output impedance, that is highly desirable, but resistance matching is critical in this application. the output impedance can be deter - mine d using equation 3. as shown by this equation, if the resistors are perfectly matched, z o is infinite. alternatively, if they are not matched, z o is either positive or negative. if the latter is true, oscillation can occur. for this reason, connect capacit or c1 in the range of 1 pf to 10 pf between vp and the output terminal of u4 to filter any oscillation. ? ? ? ? ? ? ? == 1 r1r2 r2r1 r1 i v z t t o (3) in this circuit, an adr01 provides the stable 10.000 v reference fo r the ad5544 qu ad 16 - bit dac. the resolution of the adjust - able current is 0.3 a/step; the total worst - case inl error is merely 4 lsbs. such error is equivalent to 1.2 a or a 0.006% system error, which is well below most systems requirements. the result is shown in figure 41 with measu rement taken at 25c and 70c; total system error of 4 lsbs at both 25c and 70c. 5 ?1 0 65536 8192 16384 24576 32768 40960 49152 57344 4 3 2 1 0 code (decimal) in l (lsb) r l = 500? i l = 0m a t o 20m a 25c 70c 02747-043 figure 41 . result of programmable 4 ma to 20 ma current transmitter precision boosted ou tput regulator a precision voltage output with boosted cur rent capability can be realized with the circuit shown in figure 42 . in this circuit, u2 forces v o to be equal to v ref by regulating the turn - on of n1, thereby making the load current furnished by v in . in this configuration, a 50 m a load is achievable at v in of 15.0 v. moderate heat is generated on the mosfet, and higher current can be achieved with a replacement of a larger device. in addition, for a heavy capacitive load with a fast edging input signal, a buffer should be added at the output to enhance the transient response. u2 15v n1 200? u1 adr01/ adr02/ adr03/ adr06 v in v out temp trim gnd v? v+ op 1 177 2n7002 v in v o r l 1f c l 02747-044 c 1 1000pf r 2 100? r 1 100? figure 42 . precision boosted output regulator
adr01/adr02/adr03/adr06 data sheet rev. r | page 18 of 20 outline dimensions compliant to jedec standar ds mo-203-aa 1 .00 0.90 0.70 0.46 0.36 0.26 2.20 2.00 1.80 2.40 2.10 1.80 1.35 1.25 1.15 072809-a 0.10 max 1.10 0.80 0.40 0.10 0.22 0.08 3 1 2 4 5 0.65 bsc coplanarity 0.10 seating plane 0.30 0.15 figure 43 . 5 - lead thin shrink small outline transistor package [sc70] (ks- 5) dimensions shown in millimeters 100708-a * compliant to jedec standards mo-193-ab with the exception of package height and thickness. 1.60 bsc 2.80 bsc 1.90 bsc 0.95 bsc 0.20 0.08 0.60 0.45 0.30 8 4 0 0.50 0.30 0.10 max * 1.00 max * 0.90 max 0.70 min 2.90 bsc 5 4 1 2 3 sea ting plane figure 44 . 5 - lead thin small outline transistor package [tsot] (uj-5) dimensions shown in millimeters controlling dimensions are in millimeters; inch dimensions (in parentheses) are rounded-off millimeter equivalents for reference only and are not appropriate for use in d esign. compliant to jedec standards ms-012-aa 012407-a 0.25 (0.0098) 0.17 (0.0067) 1.27 (0.0500) 0.40 (0.0157) 0.50 (0.0196) 0.25 (0.0099) 45 8 0 1.75 (0.0688) 1.35 (0.0532) seating plane 0.25 (0.0098) 0.10 (0.0040) 4 1 8 5 5.00 (0.1968) 4.80 (0.1890) 4.00 (0.1574) 3.80 (0.1497) 1.27 (0.0500) bsc 6.20 (0.2441) 5.80 (0.2284) 0.51 (0.0201) 0.31 (0.0122) coplanarity 0.10 figure 45 . 8 - lead standard small outline package [soic _n ] narrow body (r -8) dimensions shown in millimeters and (inches)
data sheet adr01/adr02/adr03/adr06 rev. r | page 19 of 20 ordering guides adr01 ordering guide model 1 , 2 output voltage v o (v) initial accuracy temperature coefficient (ppm/c) temperature range package description package option ordering quantity branding (mv) (%) adr01arz 10 10 0.1 10 C 40c to +125c 8- lead soic _n r-8 98 adr01arz - reel7 10 10 0.1 10 C 40c to +125c 8- lead soic _n r-8 1,000 adr01brz 10 5 0.05 3 C 40c to +125c 8- lead soic _n r-8 98 adr01brz - reel 7 10 5 0.05 3 C 40c to +125c 8 - lead soic_n r - 8 1000 adr01warz - r7 10 14 0.1 4 10 C 40c to +125c 8- lead soic_n r-8 1,000 adr01warz - rl 10 14 0.1 4 10 C 40c to +125c 8- lead soic_n r-8 2,500 adr01aujz - reel7 10 10 0.1 25 C 40c to +125c 5- lead tsot uj -5 3,000 r1e adr01bujz - reel7 10 5 0.05 9 C 40c to +125c 5- lead tsot uj -5 3,000 r1f adr01aksz - reel7 10 10 0.1 25 C 40c to +125c 5- lead sc70 ks -5 3,000 r1e adr01bksz - reel7 10 5 0.05 9 C 40c to +125c 5- lead sc70 ks -5 3,000 r1f adr01crz 10 10 0.1 40 C 40c to +125c 8- lead soic_n r-8 98 adr01crz - ree l 10 10 0.1 40 C 40c to +125c 8- lead soic_n r-8 2,500 1 z = rohs compliant part. 2 w = qualified for automotive applications. adr02 ordering guide model 1 , 2 output voltage v o (v) initial accuracy temperature coefficient (ppm/c) temperature range package description package option ordering quantity branding (mv) (%) adr02ar 5 5 0.1 10 C 40c to +125c 8- lead soic _n r-8 98 adr02ar - reel 5 5 0.1 10 C 40c to +125c 8- lead soic _n r-8 2,500 adr02ar - reel7 5 5 0.1 10 C 40c to +125c 8- lead soic _n r-8 1,000 adr02arz 5 5 0.1 10 C 40c to +125c 8- lead soic _n r-8 98 adr02arz - reel 5 5 0.1 10 C 40c to +125c 8- lead soic _n r-8 2,500 adr02arz - reel7 5 5 0.1 10 C 40c to +125c 8- lead soic _n r-8 1,000 adr02warz -r ee l 5 5 0.1 10 C 40c to +125c 8- lead soic _n r-8 2,500 adr02warz -r eel 7 5 5 0.1 10 C 40c to +125c 8- lead so ic _n r-8 1,000 adr02brz 5 3 0.06 3 C 40c to +125c 8- lead soic _n r-8 98 adr02brz - reel7 5 3 0.06 3 C 40c to +125c 8- lead soic _n r-8 1,000 adr02aujz - reel7 5 5 0.1 25 C 40c to +125c 5- lead tsot uj -5 3,000 r1g adr02bujz - r2 5 3 0.06 9 C 40c to +125c 5 - lead tsot uj - 5 250 r1h adr02bujz - reel7 5 3 0.06 9 C 40c to +125c 5- lead tsot uj -5 3,000 r1h adr02aksz - reel7 5 5 0.1 25 C 40c to +125c 5- lead sc70 ks -5 3,000 r1g adr02bksz - reel7 5 3 0.06 9 C 40c to +125c 5- lead sc70 ks -5 3,000 r1h adr02crz 5 5 0.1 40 C 40c to +125c 8- lead soic _n r-8 98 adr02crz - reel 5 5 0.1 40 C 40c to +125c 8 - lead soic _ n r - 8 2,500 1 z = rohs compliant part. 2 w = qualified for a utomotive a pplications.
adr01/adr02/adr03/adr06 data sheet rev. r | page 20 of 20 adr03 ordering guide model 1 , 2 output voltage v o (v) initial accuracy temperature coefficient (ppm/c) temperature range package description p ackage option ordering quantity branding (mv) (%) adr03ar - reel7 2.5 5 0.2 10 C 40c to +125c 8- lead soic _n r-8 1,000 adr03arz 2.5 5 0.2 10 C 40c to +125c 8- lead soic _n r-8 98 adr03arz - reel7 2.5 5 0.2 10 C 40c to +125c 8- lead soic _n r-8 1,00 0 adr03warz -r7 2.5 5 0.2 10 C 40c to +125c 8- lead soic _n r-8 1,000 adr03warz - rl 2.5 5 0.2 10 C 40c to +125c 8 - lead soic _ n r - 8 2500 adr03br 2.5 2.5 0.1 3 C 40c to +125c 8- lead soic _n r-8 98 adr03brz 2.5 2.5 0.1 3 C 40c to +125c 8- lead soic _n r-8 98 adr03brz - reel7 2.5 2.5 0.1 3 C 40c to +125c 8- lead soic _n r-8 1,000 adr03aujz - reel7 2.5 5 0.2 25 C 40c to +125c 5- lead tsot uj -5 3,000 r1j adr03bujz - reel7 2.5 2.5 0.1 9 C 40c to +125c 5- lead tsot uj -5 3,000 r1k adr03aksz - reel7 2.5 5 0.2 25 C 40 c to +125c 5- lead sc70 ks -5 3,000 r1j adr03bksz - reel7 2.5 2.5 0.1 9 C 40c to +125c 5- lead sc70 ks -5 3,000 r1k adr03crz 2.5 5 0.1 40 C 40c to +125c 8- lead soic _n r-8 98 adr03crz - reel 2.5 5 0.1 40 C 40c to +125c 8- lead soic _n r-8 2,500 1 z = rohs compliant part. 2 w = qualified for automotive applications. adr06 ord ering guide model 1 , 2 output voltage v o (v) initial accuracy temperature coefficient (ppm/c) temperature range package description package option ordering quantity branding (mv) (%) adr06arz 3 6 0.2 10 C 40c to +125c 8- lead soic _ n r-8 98 adr06arz - reel 7 3 6 0.2 10 C 40c to +125c 8- lead soic _ n r-8 1,000 adr06warz - r7 3 6 0.2 10 C 40c to +125c 8 - lead soic _ n r - 8 1,000 adr06warz - rl 3 6 0.2 10 C 40c to +125c 8- lead soic _ n r-8 2500 adr06brz 3 3 0.1 3 C 40c to +125c 8- lead soic _ n r-8 98 adr 06 brz - reel7 3 3 0.1 3 C 40c to +125c 8- lead soic _ n r-8 1,000 adr06auj z- reel7 3 6 0.2 25 C 40c to +125c 5- lead tsot uj -5 3,000 r 1l adr06bujz - reel7 3 3 0.1 9 C 40c to +125c 5- lead tsot uj -5 3,000 r1m adr06ak s z - reel7 3 6 0.2 25 C 40c to +125c 5 - lead s c70 ks - 5 3,000 r 1l adr06bksz - reel7 3 3 0.1 9 C 40c to +125c 5- lead sc70 ks -5 3,000 r1m adr06crz - reel 3 6 0.2 40 C 40c to +125c 8- lead soic _ n r-8 2,500 1 z = rohs compliant part. 2 w = qualified for automotive applications. a utomotive products the adr01w, adr02w, adr03w and adr06w models are available with controlled manufacturing to support the quali ty and reliability requirements of automotive applications. note that these automotive models may have specifications that differ fr om the commercial models; therefore, designers should review the specifications section of this data sheet carefully. only t he automotive grade products shown are available for use in automotive applications. contact your local analog devices account representative for specific product ordering information and to obtain the specific automotive reliability reports for these mode ls. ? 2002 C 2012 analog devices, inc. all rights reserved. trademarks an d reg istered trademarks are the property of their respective owners. d02747 -0- 1 /1 2 (r)

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