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? semiconductor components industries, llc, 2012 september, 2012 ? rev. 14 1 publication order number: cat6219/d cat6219 500 ma cmos ldo regulator description the cat6219 is a 500 ma cmos low dropout regulator that provides fast response time during load current and line voltage changes. the quick-start feature allows the use of an external bypass capacitor to reduce the overall output noise without affecting the turn-on time of just 150 s. with zero shutdown current and low ground current of 55 a typical, the cat6219 is ideal for battery-operated devices with supply voltages from 2.3 v to 5.5 v. an internal under voltage lockout circuit disables the output at supply voltages under 2.15 v typical. the cat6219 offers 1% initial accuracy and low dropout voltage, 300 mv typical at 500 ma. stable operation is provided with a small value ceramic capacitor, reducing required board space and component cost. other features include current limit and thermal protection. the ldo is available in fixed and adjustable output in the low profile (1 mm max height) 5 ? lead tsot23, 6 ? pad 1.5 mm x 1.5 mm wdfn and in the 6 ? pad 2 mm x 2 mm tdfn packages. features ? guaranteed 500 ma peak output current ? low dropout voltage of 300 mv typical at 500 ma ? stable with ceramic output capacitor ? external 10 nf bypass capacitor for low noise ? quick ? start feature ? under voltage lockout ? no ? load ground current of 55 a typical ? full ? load ground current of 85 a typical ? 1.0% initial accuracy (v out 2.0 v) ? 2.0% accuracy over temperature (v out 2.0 v) ? ?zero? current shutdown mode ? fold ? back current limit ? thermal protection ? 5 ? lead tsot ? 23, 6 ? pad wdfn and tdfn packages ? these devices are pb ? free, halogen free/bfr free and are rohs compliant applications ? cellular phones ? battery ? powered devices ? consumer electronics http://onsemi.com tsot ? 23 td suffix case 419ae pin connections rvym marking diagrams 1 5 vout byp/adj vin gnd en 1 see detailed ordering and shipping information in the package dimensions section on page 11 of this data sheet. ordering information tdfn ? 6 vp5 suffix case 511ah 1 abym 1 vout byp/adj nc vin gnd en tab (top views) ab = cat6219180, cat6219vp5 device code y = production year (last digit) m = production month: 1 ? 9, a, b, c us = cat6219 ? 125, cat6219 ? 250, = cat6219 ? 300 device code rv = cat6219 ? 180, cat6219 ? 280, = cat6219 ? 285, cat6219 ? 330 device code um = cat6219 ? adj device code y = production year (last digit) m = production month: 1 ? 9, a, b, c usym umym wdfn ? 6 mv2 suffix case 511bj 1 out nc/adj gnd en nc in 1 tsot ? 23 wdfn ? 6 tdfn ? 6 t = cat6219 ? 285mv2 device code s = cat6219 ? 280mv2 device code u = cat6219 ? 330mv2 device code v = cat6219 ? adjmv2 device code m = date code tm sm (wdfn) (tdfn) um vm
cat6219 http://onsemi.com 2 figure 1. typical application circuit vin byp en vout gnd off on 1 f 2.3 v to 5.5 v 2.2 f 10 nf cat6219 figure 2. adjustable output ldo c in v in v out c out c byp (optional) vin cat6219 adj en vout gnd off on 1 f 2.3 v to 5.5 v 2.2 f r 1 r 2 c out v out v in c in v out 1.24 v 1 r 1 r 2 table 1. pin descriptions name function vin supply voltage input. gnd ground reference. en enable input (active high); a 2.5 m pull ? down resistor is provided. byp optional bypass capacitor connection for noise reduction and psrr enhancing. adj adjustable input. feedback pin connected to resistor divider. vout ldo output voltage. tab to be connected to the ground plane on pcb pin function vin is the supply pin for the ldo. a small 1 f ceramic bypass capacitor is required between the v in pin and ground near the device. when using longer connections to the power supply, c in value can be increased without limit. the operating input voltage range is from 2.3 v to 5.5 v. en is the enable control logic (active high) for the regulator output. it has a 2.5 m pull ? down resistor, which assures that if en pin is left open, the circuit is disabled. vout is the ldo regulator output. a small 2.2 f ceramic bypass capacitor is required between the vout pin and ground. for better transient response, its value can be increased to 4.7 f. the capacitor should be located near the device. for the sot23-5 pac kage, a continuous 500 ma output current may turn-on the thermal protection. a 250 internal shutdown switch discharges the output capacitor in the no-load condition. gnd is the ground reference for the ldo. the pin must be connected to the ground plane on the pcb. byp is the reference bypass pin. an optional 0.01 f capacitor can be connected between byp pin and gnd to reduce the output noise and enhance the psrr at high frequency. adj is the adjustable input pin for the adjustable ldo. the pin is connected to the resistor voltage divider. table 2. absolute maximum ratings parameter rating unit v in 0 to 6.5 v v en , v out ? 0.3 to v in + 0.3 v junction temperature, t j +150 c power dissipation, p d internally limited (note 1) mw storage temperature range, t s ? 65 to +150 c lead temperature (soldering, 5 sec.) 260 c esd rating (human body model) 3 kv stresses exceeding maximum ratings may damage the device. maximum ratings are stress ratings only. functional operation above t he recommended operating conditions is not implied. extended exposure to stresses above the recommended operating conditions may af fect device reliability. table 3. recommended operating conditions (note 2) parameter range unit v in 2.3 to 5.5 v v en 0 to v in v junction temperature range, t j ? 40 to +125 c package thermal resistance, ja sot23 ? 5 package thermal resistance, ja tdfn ? 6 235 206 c/w note: typical application circuit with external components is shown above. 1. the maximum allowable power dissipation at any t a (ambient temperature) is p dmax = (t jmax ? t a )/ ja . exceeding the maximum allowable power dissipation will result in excessive die temperature, and the regulator will go into thermal shutdown. 2. the device is not guaranteed to work outside its operating rating.
cat6219 http://onsemi.com 3 table 4. electrical operating characteristics (note 3) (v in = v out + 1.0 v, v en = high, i out = 100 a, c in = 1 f, c out = 2.2 f, ambient temperature of 25 c (over recommended operating conditions unless specified otherwise). bold numbers apply for the entire junction temperature range.) symbol parameter conditions min typ max unit v out ? acc output voltage accuracy initial accuracy for v out 2.0 v (note 6) ? 1.0 +1.0 % ? 2.0 +2.0 tc out output voltage temp. coefficient 40 ppm/ c v r ? line line regulation v in = v out + 1.0 v to 5.5 v ? 0.2 0.1 +0.2 %/v ? 0.4 +0.4 v r ? load load regulation i out = 100 a to 500 ma 1 1.5 % 2 v drop dropout voltage (note 4) i out = 500 ma 300 400 mv 500 i gnd ground current i out = 0 a 55 75 a 90 i out = 500 ma 85 i gnd ? sd shutdown ground current v en < 0.4 v 1 a 2 psrr power supply rejection ratio f = 1 khz, c byp = 10 nf 64 db f = 20 khz, c byp = 10 nf 54 i sc output short circuit current limit v out = 0 v 200 ma t on turn ? on time c byp = 10 nf 150 s e n output noise voltage (note 5) bw = 10 hz to 100 khz 45 vrms r out ? sh shutdown switch resistance 250 r en enable pull ? down resistor 2.5 m v uvlo under voltage lockout threshold 2.15 v esr c out equivalent series resistance 5 500 m v adj adjustable input voltage i out = 100 a 1.2 1.24 1.27 v enable input v hi logic high level v in = 2.3 to 5.5 v 1.8 v v in = 2.3 to 5.5 v, 0 c to +125 c junction temperature 1.6 v lo logic low level v in = 2.3 to 5.5 v 0.4 v i en enable input current v en = 0.4 v 0.15 1 a v en = v in 1.5 4 thermal protection t sd thermal shutdown 160 c t hys thermal hysteresis 10 c 3. specification for 2.80 v output version unless specified otherwise. 4. dropout voltage is defined as the input ? to ? output differential at which the output voltage drops 2% below its nominal value. during test, the input voltage stays always above the minimum 2.3 v. 5. specification for 1.8 v output version. 6. for v out < 2.0 v, the initial accuracy is 2% and across temperature 3%.
cat6219 http://onsemi.com 4 typical characteristics (shown for 2.80 v output option) (v in = 3.85 v, i out = 100 a, c in 1 f, = c out = 2.2 f, c byp = 10 nf, t a = 25 c unless otherwise specified.) figure 3. dropout characteristics figure 4. line regulation input voltage (v) input voltage (v) 5.0 4.0 3.5 3.0 2.0 1.0 0.5 0 0 0.5 1.0 1.5 2.0 2.5 3.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.82 2.83 2.84 2.85 2.86 2.87 figure 5. load regulation figure 6. output voltage vs. temperature output load current (ma) temperature ( c) 500 400 300 200 100 0 2.75 2.80 2.85 2.90 2.95 120 100 80 60 20 0 ? 20 ? 40 2.82 2.83 2.84 2.85 2.86 2.87 figure 7. ground current vs. input voltage figure 8. ground current vs. temperature input voltage (v) temperature ( c) 5.0 4.0 3.0 2.0 1.5 1.0 0.5 0 0 10 20 30 40 50 60 70 120 100 60 40 20 0 ? 20 ? 40 45 49 53 57 61 65 output voltage (v) output voltage (v) output voltage (v) output voltage (v) ground current ( a) ground current ( a) 1.5 2.5 4.5 5.5 0.1 ma 500 ma 40 140 2.5 3.5 4.5 5.5 80 140 450 350 250 150 50
cat6219 http://onsemi.com 5 typical characteristics (shown for 2.80 v output option) (v in = 3.85 v, i out = 100 a, c in 1 f, = c out = 2.2 f, c byp = 10 nf, t a = 25 c unless otherwise specified.) figure 9. ground current vs. load current output load current (ma) 500 400 300 200 150 100 50 0 50 60 70 80 90 100 figure 10. dropout vs. temperature (500 ma load) figure 11. dropout vs. load current temperature ( c) output load current (ma) 100 80 60 40 20 0 ? 20 ? 40 200 250 300 400 450 500 500 400 300 250 200 100 50 0 0 50 100 150 200 250 350 400 figure 12. enable threshold vs. input voltage figure 13. psrr vs. frequency (10 ma load) input voltage (v) frequency (hz) 5.0 5.5 4.5 4.0 3.5 3.0 2.5 2.0 0 0.4 0.8 1.2 1.6 1.0e+01 0 10 20 30 40 50 60 80 ground current ( a) 500 ma dropout voltage (mv) dropout voltage (mv) enable threshold (v) psrr (db) 250 350 450 120 140 350 150 350 450 300 1.0e+02 1.0e+03 1.0e+04 1.0e+05 70 c byp = 0 c byp = 10 nf
cat6219 http://onsemi.com 6 transient characteristics (shown for 2.80 v output option) (v in = 3.85 v, i out = 100 a, c in 1 f, = c out = 2.2 f, c byp = 10 nf, t a = 25 c unless otherwise specified.) figure 14. enable turn ? on (100 a load) figure 15. enable turn ? off (100 a load) figure 16. enable turn ? on (500 ma load) figure 17. enable turn ? off (500 ma load) figure 18. line transient response (3.85 v to 4.85 v) figure 19. load transient response (0.1 ma to 500 ma)
cat6219 http://onsemi.com 7 figure 20. block diagram ? fixed voltage figure 21. block diagram ? adjustable voltage enable vin bypass gnd vout v ref enable logic + ? + ? enable vin adj gnd vout v ref enable logic + ? + ?
cat6219 http://onsemi.com 8 package dimensions tsot ? 23, 5 lead case 419ae ? 01 issue o e1 e a2 a1 e b d c a top view side view end view l1 l l2 notes: (1) all dimensions are in millimeters. angles in degrees. (2) complies with jedec mo-193. symbol min nom max a a1 a2 b c d e e1 e l 0o 8o l1 l2 0.01 0.80 0.30 0.12 0.30 0.05 0.87 0.15 2.90 bsc 2.80 bsc 1.60 bsc 0.95 typ 0.40 0.60 ref 0.25 bsc 1.00 0.10 0.90 0.45 0.20 0.50
cat6219 http://onsemi.com 9 package dimensions tdfn6, 2x2 case 511ah ? 01 issue a notes: (1) all dimensions are in millimeters. (2) complies with jedec standard mo-229. top view side view bottom view front view detail a pin# 1 index area da a1 e2 d2 e l b a1 a3 detail a dap size 1.8 x 1.2 pin#1 identification a symbol min nom max a 0.70 0.75 0.80 a1 0.00 0.02 0.05 a3 0.20 ref b 0.25 0.30 0.35 d 1.90 2.00 2.10 d2 1.50 1.60 1.70 e 2.00 e2 0.90 1.00 1.10 e 1.90 0.65 typ 2.10 l 0.15 0.25 0.35
cat6219 http://onsemi.com 10 package dimensions notes: 1. dimensioning and tolerancing per asme y14.5m, 1994. 2. controlling dimension: millimeters. 3. dimension b applies to plated terminal and is measured between 0.15 and 0.30mm from terminal tip. 4. coplanarity applies to the exposed pad as well as the terminals. c a seating plane d e 0.10 c a3 a a1 2x 2x 0.10 c wdfn6 1.5x1.5, 0.5p case 511bj ? 01 issue b dim a min max millimeters 0.70 0.80 a1 0.00 0.05 a3 0.20 ref b 0.20 0.30 d e e l pin one reference 0.05 c 0.05 c a 0.10 c note 3 l2 e b b 3 6 6x 1 4 0.05 c mounting footprint* l1 1.50 bsc 1.50 bsc 0.50 bsc 0.40 0.60 --- 0.15 generic marking diagram* *this information is generic. please refer to device data sheet for actual part marking. pb ? free indicator, ?g? or microdot ? ?, may or may not be present. bottom view l 5x dimensions: millimeters 0.73 6x 0.35 5x 1.80 0.50 pitch *for additional information on our pb ? free strategy and soldering details, please download the on semiconductor soldering and mounting techniques reference manual, solderrm/d. l1 detail a l alternate terminal constructions ?? l2 0.50 0.70 top view b side view note 4 recommended 0.83 x = specific device code m = date code = pb ? free package x m 1 (*note: microdot may be in either location)
cat6219 http://onsemi.com 11 ordering information (notes 7 ? 9) device order number specific device marking package type v out voltage (v) lead finish shipping (note 10) cat6219 ? 125tdgt3 us tsot ? 23 ? 5 1.25 nipdau tape & reel, 3,000 units / reel cat6219 ? 180tdgt3 rv 1.80 cat6219 ? 250tdgt3 us 2.50 cat6219 ? 280tdgt3 rv 2.80 cat6219 ? 285tdgt3 rv 2.85 cat6219 ? 300tdgt3 us 3.00 cat6219 ? 330tdgt3 rv 3.30 cat6219adjtd ? gt3 um adjustable cat6219adjvp5gt4 af tdfn ? 6 (2.0 x 2.0) adjustable tape & reel, 4,000 units / reel cat6219180vp5gt4 ab 1.80 cat6219vp5330gt4 ab 3.30 cat6219 ? 280mv2t3 s wdfn ? 6 (1.5 x 1.5) 2.80 tape & reel, 3,000 units / reel cat6219 ? 285mv2t3 t 2.85 cat6219 ? 330mv2t3 u 3.30 cat6219adjmv2 ? t3 v adjustable 7. all packages are rohs ? compliant (lead ? free, halogen ? free). 8. the standard lead finish is nipdau pre ? plated (ppf) lead frames. 9. for other voltage options, please contact your nearest on semiconductor sales office. 10. for information on tape and reel specifications, including part orientation and tape sizes, please refer to our tape and ree l packaging specifications brochure, brd8011/d. 11. for detailed information and a breakdown of device nomenclature and numbering systems, please see the on semiconductor devic e nomenclature document, tnd310/d, available at www.onsemi.com on semiconductor and are registered trademarks of semiconductor co mponents industries, llc (scillc). scillc owns the rights to a numb er of patents, trademarks, copyrights, trade secrets, and other intelle ctual property. a listing of scillc?s pr oduct/patent coverage may be accessed at ww w.onsemi.com/site/pdf/patent ? marking.pdf. scillc reserves the right to make changes without further notice to any products herein. scillc makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does scillc assume any liability arising ou t of the application or use of any product or circuit, and s pecifically disclaims any and all liability, including without limitation special, consequential or incidental damages. ?typical? parameters which may be provided in scillc data sheets and/ or specifications can and do vary in different applications and actual performance may vary ove r time. all operating parameters , including ?typicals? must be validated for each customer application by customer?s technical experts. scillc does not convey any license under its patent rights nor the rights of others. scillc products are not designed, intended, or a uthorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in whic h the failure of the scillc product could create a situation where personal injury or death may occur. should buyer purchase or use scillc products for any such unintended or unauthorized appli cation, buyer shall indemnify and hold scillc and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associ ated with such unintended or unauthorized use, even if such claim alleges that scil lc was negligent regarding the design or manufacture of the part. scillc is an equal opportunity/affirmative action employer. this literature is subject to all applicable copyrig ht laws and is not for resale in any manner. publication ordering information n. american technical support : 800 ? 282 ? 9855 toll free usa/canada europe, middle east and africa technical support: phone: 421 33 790 2910 japan customer focus center phone: 81 ? 3 ? 5817 ? 1050 cat6219/d literature fulfillment : literature distribution center for on semiconductor p.o. box 5163, denver, colorado 80217 usa phone : 303 ? 675 ? 2175 or 800 ? 344 ? 3860 toll free usa/canada fax : 303 ? 675 ? 2176 or 800 ? 344 ? 3867 toll free usa/canada email : orderlit@onsemi.com on semiconductor website : www.onsemi.com order literature : http://www.onsemi.com/orderlit for additional information, please contact your loca l sales representative

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