? semiconductor components industries, llc, 2011 march, 2011 ? rev. 7 1 publication order number: cat8900/d cat8900 precision analog voltage references the cat8900 is a high precision voltage reference providing very accurate voltage regulation with low supply current consumption. cat8900 is ideal for use in battery powered systems where operating current needs to be minimized and there can be a great variation in supply voltages. it will source or sink up to 10 ma of load current, and can for most applications, forgo the use of an output bypass capacitor. the device is supplied in a space saving three terminal sot ? 23 package. features ? reference voltages: 1.024 v, 1.200 v, 1.250 v, 1.800 v, 2.048 v, 2.500 v, 2.600 v, 3.000 v, 3.300 v ? low supply current: 450 na (typical) ? initial accuracy: class b: 1.0 mv class c: 2.5 mv class d: 5.0 mv ? drift performance: 50 ppm/ c ? sot ? 23 3 ? lead package ? this device is pb ? free, halogen free/bfr free, and rohs compliant typical applications ? battery powered systems ? a/d and d/a converters ? precision regulator systems ? power supplies ? portable medical equipment gnd cat8900 c 0.1 f v in v in v out v out figure 1. application circuit http://onsemi.com pin connections gnd v in 1 (top view) see detailed ordering and shipping information in the package dimensions section on page 2 of this data sheet. ordering information sot23 ? 3 tp, tb suffix case 527ag s3 = specific device code y = production year = (last digit) m = production month = (1 ? 9, a, b, c) marking diagram s3ym 1 2 3 v out 2 3 pin functions pin name v in function supply voltage input v out output voltage gnd ground 1 2 3 pin no.
cat8900 http://onsemi.com 2 table 1. ordering information orderable part number initial accuracy ( mv) initial accuracy (%) v out voltage (v) (note 1) package shipping ? cat8900b102tbgt3 1.0 0.10% 1.024 sot ? 23 3,000 cat8900c102tbgt3 2.5 0.24% cat8900d102tbgt3 5.0 0.49% cat8900b120tbgt3 1.0 0.08% 1.200 cat8900c120tbgt3 2.5 0.21% cat8900d120tbgt3 5.0 0.42% cat8900b125tbgt3 1.0 0.08% 1.250 cat8900c125tbgt3 2.5 0.20% cat8900d125tbgt3 5.0 0.40% cat8900b180tbgt3 1.0 0.06% 1.800 cat8900c180tbgt3 2.5 0.14% cat8900d180tbgt3 5.0 0.28% cat8900b204tbgt3 1.0 0.05% 2.048 cat8900c204tbgt3 2.5 0.12% cat8900d204tbgt3 5.0 0.24% cat8900b250tbgt3 1.0 0.04% 2.500 cat8900c250tbgt3 2.5 0.10% cat8900d250tbgt3 5.0 0.20% cat8900b260tbgt3 1.0 0.04% 2.600 cat8900c260tbgt3 2.5 0.10% cat8900d260tbgt3 5.0 0.19% cat8900b300tbgt3 1.0 0.03% 3.000 cat8900c300tbgt3 2.5 0.08% cat8900d300tbgt3 5.0 0.17% CAT8900B330TBGT3 1.0 0.03% 3.300 cat8900c330tbgt3 2.5 0.08% cat8900d330tbgt3 5.0 0.15% 1. contact factory for availability of these and other custom voltages. ?for information on tape and reel specifications, including part orientation and tape sizes, please refer to our tape and reel packaging specifications brochure, brd8011/d.
cat8900 http://onsemi.com 3 table 2. absolute maximum ratings (note 2) rating value unit v in 6.5 v storage temperature range ? 55 to +125 c junction temperature range +150 c 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. 2. maximum terminal current is bounded by the maximum current handling of the switches, maximum power dissipation of the package . table 3. recommended operating conditions rating value unit temperature range ? 40 to +85 c table 4. electrical characteristics v in = 3.0 v, i out = 0 ma, c out = 0.001 f, ? 40 c to +85 c unless specified otherwise. parameter test conditions symbol min typ max unit output voltage cat8900x102 cat8900x120 cat8900x125 cat8900x180 cat8900x204 cat8900x250 cat8900x260 cat8900x300 (v in = 5.0 v) cat8900x330 (v in = 5.0 v) v out 1.024 1.200 1.250 1.800 2.048 2.500 2.600 3.000 3.300 v initial accuracy grade b (t a = 25 c) ? 1.0 +1.0 mv grade c (t a = 25 c) ? 2.5 +2.5 grade d (t a = 25 c) ? 5.0 +5.0 output voltage noise (note 3) f = 0.1 hz to 10 hz 50 vp ? p output voltage temperature drift ? 40 c to 85 c v out t 20 50 ppm/ c thermal hysteresis (note 3) t a = 125 c v out t a 100 ppm line regulation 2.7 v < v in < 5.5 v v out v in 30 100 v/v dropout voltage v in = 3.0 v, cat8900x250 v do 1.0 2.5 mv load regulation sourcing 0 ma < i load < 10 ma; v in = 3 v v out i load 100 250 v/ma sinking ? 10 ma < i load < 0 ma; v in = 3 v 150 350 v/ma long term stability (note 3) t a = 25 c; first 1000 hours v out t 50 ppm output current i load ? 10 +10 ma short circuit current (note 3) sourcing sinking t a = 25 c v out pin shorted to gnd v out pin shorted to v in i sc 40 20 60 40 ma turn ? on settling time 0.1% @ v in = 3 v; c l = 0 pf 2 ms power supply input voltage i l = 0 ma v in 2.7 5.5 v supply current i in 450 800 na 3. guaranteed by design.
cat8900 http://onsemi.com 4 typical characteristics (v in = 3.0 v, i out = 0 ma, ambient temperature of 25 c, unless specified otherwise.) unit 3 figure 2. supply current vs. input voltage figure 3. supply current vs. input voltage over temperature input voltage (v) input voltage (v) 5.5 5.0 4.5 4.0 3.5 3.0 2.5 350 400 450 500 550 600 650 700 5.5 3.5 5.0 4.5 4.0 3.0 2.5 350 400 450 500 550 600 650 figure 4. line regulation figure 5. line regulation over temperature normalized input voltage (v) input voltage (v) 5.5 4.5 4.0 3.5 3.0 2.5 1.2498 1.2499 1.2500 1.2501 1.2502 5.5 5.0 4.5 4.0 3.5 3.0 2.5 ? 25 0 25 50 figure 6. load regulation over temperature figure 7. output voltage vs. temperature normalized output current (ma) temperature ( c) 10 5 0 ? 5 ? 10 ? 1.5 ? 1.0 ? 0.5 0 0.5 1.0 1.5 2.0 85 60 35 10 ? 15 ? 40 1.2492 1.2494 1.2496 1.2498 1.2502 1.2504 1.2506 1.2508 supply current (na) supply current (na) output voltage (v) output voltage change ( v) output voltage change (mv) output voltage (v) unit 1 unit 2 +85 c +25 c ? 40 c 1.2500 unit 3 unit 1 unit 2 unit 3 unit 1 unit 2 5.0 +85 c +25 c ? 40 c +85 c +25 c ? 40 c sinking sourcing
cat8900 http://onsemi.com 5 typical characteristics (v in = 3.0 v, i out = 0 ma, ambient temperature of 25 c, unless specified otherwise.) figure 8. line transient response figure 9. line transient response with capacitive load 1 ms / div 1 ms / div figure 10. load transient response figure 11. load transient response 500 s / div 500 s / div figure 12. output impedance vs. frequency figure 13. power supply rejection ratio vs. frequency frequency (hz) frequency (hz) 100 k 10 k 1 k 100 10 1 0 20 40 60 80 100 120 160 100 k 10 k 1 k 100 10 1 ? 90 ? 80 ? 70 ? 50 ? 40 ? 30 ? 10 0 100 mv / div 100 mv / div 200 mv / div 50 mv / div output impedance ( ) psrr (db) 140 no load 1 nf load 10 nf load 100 nf load ? 60 ? 20 no load 1 nf load 10 nf load 100 nf load 1 m
cat8900 http://onsemi.com 6 typical characteristics (v in = 3.0 v, i out = 0 ma, ambient temperature of 25 c, unless specified otherwise.) figure 14. turn ? on time figure 15. output noise 1 ms / div 10 s / div 500 mv / div 10 v / div
cat8900 http://onsemi.com 7 package dimensions sot ? 23, 3 lead case 527ag ? 01 issue o e1 e a1 e e1 b d 3 12 c a top view side view end view l1 l notes: (1) all dimensions are in millimeters. angles in degrees. (2) complies with jedec to-236. symbol min nom max a a1 b c d e e1 e e1 l1 0 8 l 0.013 0.37 0.085 2.80 2.10 1.20 1.90 bsc 0.40 ref 1.12 0.10 0.50 0.18 3.04 2.64 1.40 0.54 ref 0.95 bsc 0.89 on semiconductor and are registered trademarks of semiconductor components industries, llc (scillc). scillc reserves the right to mak e changes without further notice to any products herein. scillc makes no warranty, representation or guarantee regarding the suitability of its products for an y particular purpose, nor does scillc assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including wi thout 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 application s and actual performance may vary over 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 authorized 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 which the failure of the scillc product could create a sit uation where personal injury or death may occur. should buyer purchase or use scillc products for any such unintended or unauthorized application, buyer shall indemnify and hold scillc and its of ficers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, direct ly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that scillc 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 copyright laws and is not for resale in any manner. cat8900/d 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 ? 5773 ? 3850 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 local sales representative
|
