150ma low noise ldo regulator TJ5205 dec. 2010 - rev. 1.5.1 - 1 - htc sot-23 5l sop-8pp ordering information device package TJ5205sf5-x.x TJ5205sf5-adj sot-23 5l TJ5205dp-x.x TJ5205dp-adj sop-8pp features z ultra low noise output z high output voltage accuracy z guaranteed 150ma output z maximum output voltage of adjustable type is 8.5v. z low quiescent current z low dropout voltage z extremely tight load and line regulation z very low temperature coefficient z current and thermal limiting z reverse-battery protection z ?zero? off-mode current z logic-controlled enable z moisture sensitivity level 3 application z cellular telephones z laptop, notebook, and palmtop computers z battery-powered equipment z pcmcia v cc and v pp regulation/switching z consumer/personal electronics z smps post-regulator/dc to dc modules z high-efficiency linear power supplies x.x = output voltage = 2.5, 2.7, 2.8, 2.85, 2.9, 3.0, 3.3, 3.6, 3.8, 4.0, 5.0 descripsion the TJ5205 is an efficient linear voltage regulator with ultr a low-noise output, very low dropout voltage (typically 17mv at light loads and 165mv at 150ma), and very low ground current (600a at 100ma output). the TJ5205 offers better than 1% initial accuracy. desi gned especially for hand-held, battery-powered devices, the TJ5205 includes a cmos or ttl compatible enable/shutdown control input. when shutdown, power consumption drops nearly to zero. regulator ground current increases only slightly in dropout, further prolonging battery life. key TJ5205 features include a reference bypass pin to improve its already excellent low-noise performance, reversed-battery protection, current lim iting, and over temperature shutdown. the TJ5205 is available in fixed and adjustable output voltage versions in sot-23-5 pkg and sop-8pp pkg. and adjustable type?s maximum output voltage is 8.5v. absolute maximum ratings (note 1) characteristic symbol min. max. unit input supply voltage v in -0.3 20 v enable input voltage v en -0.3 20 v lead temperature (soldering, 5 sec) t sol - 260 storage temperature range t stg -65 150 operating junction temperature range t jopr -40 125
150ma low noise ldo regulator TJ5205 dec. 2010 - rev. 1.5.1 - 2 - htc operating ratings (note 2) characteristic symbol min. max. unit input voltage v in 2.5 16 v enable input voltage v en 0 16 v operating junction temperature range t jopr -40 125 ordering information v out package order no. description supplied as status sot-23 5l TJ5205sf5-adj 150ma, adjustable, enable reel active adj sop-8pp TJ5205dp-adj 150ma, adjustable, enable reel active sot-23 5l TJ5205sf5-2.5v 150ma, enable, byp reel contact us 2.5v sop-8pp TJ5205dp-2.5v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-2.7v 150ma, enable, byp reel active 2.7v sop-8pp TJ5205dp-2.8v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-2.8v 150ma, enable, byp reel active 2.8v sop-8pp TJ5205dp-2.85v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-2.85v 150ma, enable, byp reel contact us 2.85v sop-8pp TJ5205dp-2.5v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-2.9v 150ma, enable, byp reel contact us 2.9v sop-8pp TJ5205dp-2.9v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-3.0v 150ma, enable, byp reel active 3.0v sop-8pp TJ5205dp-3.0v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-3.3v 150ma, enable, byp reel active 3.3v sop-8pp TJ5205dp-3.3v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-3.6v 150ma, enable, byp reel active 3.6v sop-8pp TJ5205dp-3.6v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-3.8v 150ma, enable, byp reel contact us 3.8v sop-8pp TJ5205dp-3.8v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-4.0v 150ma, enable, byp reel contact us 4.0v sop-8pp TJ5205dp-4.0v 150ma, enable, byp reel contact us sot-23 5l TJ5205sf5-5.0v 150ma, enable, byp reel active 5.0v sop-8pp TJ5205dp-5.0v 150ma, enable, byp reel contact us
150ma low noise ldo regulator TJ5205 dec. 2010 - rev. 1.5.1 - 3 - htc ordering information (continued) 5205 tj package type root name product code output voltage : adj / 2.5v / 2.7v / 2.8v / 2.85v / 2.9v / 3.0v / 3.3v / 3.6v / 3.8v / 4.0v / 5.0v sf5 : sot-23-5l dp : sop-8pp { pin configuration 5 4 1 2 3 thermal pad vout n.c n.c byp/adj vin gnd n.c en 1 2 3 4 8 7 6 5 vin gnd en vout byp/adj sot-23 5l sop-8pp pin description sot-23 5lead sop-8pp 8 lead pin no. pin name pin function pin no. pin name pin function 1 v in supply input 1 v out output voltage 2 gnd ground 2/ 3/ 6 n.c not connect 3 en enable/shutdown (input): cmos compatible input. logic high=enable, logic low or open=shutdown 4 byp / adj reference bypass or output adjust 4 byp / adj reference bypass or output adjust 5 en enable/shutdown (input): cmos compatible input. logic high=enable, logic low or open=shutdown 5 v out output voltage 7 gnd ground - - - 8 v in supply input
150ma low noise ldo regulator TJ5205 dec. 2010 - rev. 1.5.1 - 4 - htc block diagram [ ultra-low-noise fixed ldo regulator ] [ ultra-low-noise adjustable ldo regulator ]
150ma low noise ldo regulator TJ5205 dec. 2010 - rev. 1.5.1 - 5 - htc typical application - typical fixed output application - typical adjustable output application * note) byp pin can be left open if low noise operation is not required. v out = v ref (1+r2/r1) v ref = 1.242v v out(min) = 2.0v
150ma low noise ldo regulator TJ5205 dec. 2010 - rev. 1.5.1 - 6 - htc electrical characteristics v in =v out +1v ; i l =100ua ; c l =1.0uf; v en 2.0v ; t j =25 c, bold values indicate -40 c t j +125 c; unless noted. parameter symbol test condit ion min. typ. max. unit output voltage tolerance (note 4) v o variation from specified v out -1 -2 1 2 % adjustable pin voltage (adj version) v adj 1.242 v output voltage temp. coefficient v o / t (note 5) 40 ppm/ line regulation v line v in = v out + 1v to 16v 0.004 0.012 0.05 %/v load regulation v load i l = 0.1ma to 150ma (note 6) 0.02 0.2 0.5 % i l = 100 ua 10 50 70 i l = 50 ma 110 150 230 i l = 100 ma 140 250 300 dropout voltage (note 7) v drop i l = 150 ma 165 275 350 mv quiescent current i gnd v en 0.4v (shutdown) v en 0.18v (shutdown) 0.01 1 5 ua v en 2.0v, i l = 100ua 120 160 180 i l = 50ma 350 600 800 i l = 100ma 600 1000 1500 ground pin current (note 8) i gnd i l = 150ma 1300 1900 2500 ua ripple rejection psrr frequency = 100hz, i l = 100ua 75 db current limit i limit v out = 0v 320 600 ma thermal shutdown temperature t sd 165 c thermal regulation (note 9) 0.05 %/w output noise e no i l =50ma, c l =2.2 f, 470pf from byp to gnd 260 hz nv
150ma low noise ldo regulator TJ5205 dec. 2010 - rev. 1.5.1 - 7 - htc enable input parameter symbol test condit ion min. typ. max. unit enable input logic-low voltage v il regulator shutdown 0.4 0.18 v enable input logic-high voltage v ih regulator enabled 2.0 v i il vil 0.4v vil 0.18v 0.01 -1 -2 ua enable input current i ih vih 2.0v vih 2.0v 2 5 35 40 ua note 1. exceeding the absolute ma ximum rating may damage the device. note 2. the device is not guaranteed to function outside its operating rating. note 3. the maximum allowable power dissipation at any t a (ambient temperature) is p d (max)=(t j (max)?t a )+ ja . exceeding the maximum allowable power dissipation will result in excessive die tem perature, and the regulator will go into thermal shutdown. the ja of the TJ5205-xx (all versions) is 220c/w mounted on a pc board note 4. the TJ5205-adj has v ref =1.242v1%, but minimum output voltage for TJ5205-adj must be above v out min=2.0v. note 5. output voltage temperature coefficient is defined as the worst case voltage change divided by the total temperature r ange. note 6. regulation is measured at c onstant junction temperature using low duty cy cle pulse testing. parts are tested for load regulation in the load range from 0.1ma to 150ma. changes in output voltage due to heating effects are covered by the thermal regulation specification. note 7. dropout voltage is defined as the input to output di fferential at which the output voltage drops 2% below its nominal value measured at 1v differential. note 8. ground pin current is the regulator quiescent curr ent plus pass transistor base current. the total current drawn from the supply is the sum of the load current plus the ground pin current. note 9. thermal regulation is defined as the change in output voltage at a time ?t? after a change in power dissipation is ap plied, excluding load or line regulation effects. specific ations are for a 150ma load pulse at v in = 16v for t = 10ms.
g g 150ma low noise ldo regulator TJ5205 dec. 2010 - rev. 1.5.1 - 8 - htc typical operating characteristics -100 -80 -60 -40 -20 0 1 e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 psrr (db) frequency (hz) power supply rejection ratio i out = 100 a c out = 1 f v in = 6v v out = 5v 10 100 1k 10k 100k 1m 10m -100 -80 -60 -40 -20 0 1e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+ 7 psrr (db) frequency (hz) power supply rejection ratio i out = 100 a c out = 2.2 f c byp = 0.01 f v in = 6v v out = 5v 10 100 1k 10k 100k 1m 10m 0 10 20 30 40 50 60 0 0.1 0.2 0.3 0.4 ripple rejection (db) voltage drop (v) power supply ripple rejection vs. voltage drop i out = 100ma 10ma 1ma c out = 1 f -100 -80 -60 -40 -20 0 1 e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 psrr (db) frequency (hz) power supply rejection ratio i out = 1ma c out = 1 f v in = 6v v out = 5v 10 100 1k 10k 100k 1m 10m -100 -80 -60 -40 -20 0 1e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 psrr (db) frequency (hz) power supply rejection ratio i out = 1ma c out = 2.2 f c byp = 0.01 f v in = 6v v out = 5v 10 100 1k 10k 100k 1m 10m 0 10 20 30 40 50 60 70 80 90 100 0 0.1 0.2 0.3 0.4 ripple rejection (db) voltage drop (v) power supply ripple rejection vs. voltage drop i out = 100ma 10ma 1ma c out = 2.2 f c byp = 0.01 f -100 -80 -60 -40 -20 0 1e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 psrr (db) frequency (hz) power supply rejection ratio i out = 10ma c out = 1 f v in = 6v v out = 5v 10 100 1k 10k 100k 1m 10m -100 -80 -60 -40 -20 0 1 e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 psrr (db) frequency (hz) power supply rejection ratio i out = 10ma c out = 2.2 f c byp = 0.01 f v in = 6v v out = 5v 10 100 1k 10k 100k 1m 10m 10 100 1000 10000 10 100 1000 10000 time (s) capacitance (pf) turn-on time vs. bypass capacitance
g g 150ma low noise ldo regulator TJ5205 dec. 2010 - rev. 1.5.1 - 9 - htc typical operating characteristics (continued) -100 -80 -60 -40 -20 0 1 e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 psrr (db) frequency (hz) power supply rejection ratio i out = 100ma c out = 1 f v in = 6v v out = 5v 10 100 1k 10k 100k 1m 10m -100 -80 -60 -40 -20 0 1 e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 psrr (db) frequency (hz) power supply rejection ratio i out = 100ma c out = 2.2 f c byp = 0.01 f v in = 6v v out = 5v 10 100 1k 10k 100k 1m 10m 0 40 80 120 160 200 240 280 320 0 40 80 120 160 dropout voltage (mv) output current (ma) dropout voltage vs. output current +125c +25c C40c 0.0001 0.001 0.01 0.1 1 10 1e +1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 noise (v/hz) frequency (hz) noise performance 10 100 1k 10k 100k 1m 10m 1ma c out = 1 f c byp = 10nf 10ma, c out = 1 f v out = 5v 0.0001 0.001 0.01 0.1 1 10 1 e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 noise (v/hz) frequency (hz) noise performance 10ma 1ma 100ma 10 100 1k 10k 100k 1m 10m v out = 5v c out = 10 f electrolytic 0.0001 0.001 0.01 0.1 1 10 1 e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 noise (v/hz) frequency (hz) noise performance 10ma 1ma 100ma 10 100 1k 10k 100k 1m 10m v out = 5v c out = 22 f tantalum c byp = 10nf 0.0001 0.001 0.01 0.1 1 10 1 e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 noise (v/hz) frequency (hz) noise performance 10ma 1ma 100ma 10 100 1k 10k 100k 1m 10m v out = 5v c out = 10 f electrolytic c byp = 100pf 0.0001 0.001 0.01 0.1 1 10 1e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 noise (v/hz) frequency (hz) noise performance 10ma 1ma 100ma 10 100 1k 10k 100k 1m 10m v out = 5v c out = 10 f electrolytic c byp = 1nf 0.0001 0.001 0.01 0.1 1 10 1 e+1 1e+2 1e+3 1e+4 1e+5 1e+6 1e+7 noise (v/hz) frequency (hz) noise performance 10ma 1ma 100ma 10 1k100 10k 100k 1m 10m v out = 5v c out = 10 f electrolytic c byp = 10nf
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