mp8104 ultra low power 1.8v, 400khz op amp with industry standard pin-out mp8104 rev. 1.01 www.monolithicpower.com 1 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. the future of analog ic technology description the mp8104 is a rail-to-rail output, operational amplifier in a tsot-23 package with industry standard pin-out. this amplifier provides 400khz bandwidth while consuming an incredibly low 11a of supply current. the mp8104 can operate with a single supply voltage as low as 1.8v. features ? single supply operation: 1.8v to 5.5v ? tsot23-5 package ? 400khz gain bandwidth ? 11a supply current ? rail-to-rail output ? unity-gain stable ? input common mode to ground ? drives up to 1000pf of capacitive loads applications ? portable equipment ? pdas ? pagers ? cordless phones ? handheld gps ? consumer electronics ?mps? and ?the future of analog ic technology? are registered trademarks of monolithic power systems, inc. typical application -- + 1 2 3 4 5 v+ v+ = 1.8v-5.5v v in v out
mp8104 ? ultra low power, 1.8v, 400khz op amp with industry standard pin-out mp8104 rev. 1.01 www.monolithicpower.com 2 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. package reference top view out v- in+ 1 2 3 5 4 v+ in- part number* package temperature MP8104DJ tsot23-5 ?40 ? c to +85 ? c * for tape & reel, add suffix ?z (eg. MP8104DJ?z) for lead free, add suffix ?lf (eg. MP8104DJ?lf?z) absolute maxi mum ratings (1) supply voltage (v+ to v-) ......................... +6.0v differential input voltage (v in+ ? v in? ) ....... +6.0v input voltage (v in+ ? v in? ) .. v in+ + 0.3v, v in? ? 0.3v recommended operating conditions (2) supply voltage ........................... +1.8v to +5.5v operating temperature ............. ?40 ? c to +85 ? c thermal resistance (3) ja jc tsot23-5 .............................. 220 .... 110 .. ? c/w notes: 1) exceeding these ratings may damage the device. 2) the device is not guaranteed to function outside of its operating conditions. 3) measured on approximately 1? square of 1 oz copper. electrical characteristics v+ = +5v, v- = 0v, v cm = v+/2, r l = 10k ? , t a = +25 ? c, unless otherwise noted. parameter symbol condition min typ max units input offset voltage v os ?5 1 +5 mv input offset voltage temp coefficient 15 v/ ? c input bias current (4) i b 2 pa input offset current (4) i os 0.2 pa input voltage range v cm cmrr > 60db 0 3.8 v common-mode rejection ratio cmrr 0 < v cm < 3.5v 82 db power supply rejection ratio psrr supply voltage change of 1.0v 80 db large signal voltage gain a vol r l = 100k ? , v out = 5.0 peak to peak 60 88 db maximum output voltage swing v out r l = 10k ? (v+) ? 23mv v minimum output voltage swing v out r l = 10k ? (v?) + 19mv v gain-bandwidth product (4) gbw r l = 200k ? ,c l = 2pf, v out = 0 400 khz ?3db bandwidth (4) bw a v = 1, c l = 2pf, r l = 1m ? 1 mhz slew rate (4) sr a v = 1, c l = 2pf, r l = 1m ? 0.2 v/s short circuit current i sc source 20 ma sink 20 ma supply current no load 11 20 a note: 4) guaranteed by design.
mp8104 ? ultra low power, 1.8v, 400khz op amp with industry standard pin-out mp8104 rev. 1.01 www.monolithicpower.com 3 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. pin functions pin # name description 1 out output. 2 v- ground or supply return pin. 3 in+ non-inverting input. 4 in- inverting input. 5 v+ supply voltage. test circuits -- + v- u1 v+ rf(+av) notes: close s3 for positive gain. input signal to rf(+av) connector. the gain av = 1 + r fb /r in . for unity gain, remove r in and short r fb . open s3 for negative gain. input signal to rf(-av) connector. the gain av = -r fb /r in . s1 and s2 are switches for possible resistor and capacitor load connections. r f ( -- av) v out 1 2 4 3 5 r fb r l c l s1 s3 s2 figure 1?ac test circuit
mp8104 ? ultra low power, 1.8v, 400khz op amp with industry standard pin-out mp8104 rev. 1.01 www.monolithicpower.com 4 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. test circuits (continued) -- + 1 5 3 4 2 bnc output + + + + + + v+ v-- bnc input figure 2?positive power supply rejection ratio measurement
mp8104 ? ultra low power, 1.8v, 400khz op amp with industry standard pin-out mp8104 rev. 1.01 www.monolithicpower.com 5 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. typical performanc e characteristics t a = +25 ? c, unless otherwise noted. supply voltage (v) supply voltage (v) common mode voltage (v) supply voltage (v) frequency (hz) short circuit current vs supply voltage sourcing short circuit current vs supply voltage sinking 20 16 12 8 4 0 2.5 0.5 0.9 1.3 1.7 2.1 output current (ma) 20 16 12 8 4 0 2.5 0.5 0.9 1.3 1.7 2.1 output current (ma) -1.30 -1.84 -2.38 -2.92 -3.46 -4.00 5 01234 v os (mv) output noise vs. frequency 1800 1600 1400 1200 1000 800 600 400 200 0 100k 0 10 100 1k 10k -1.2 -1.3 -1.4 -1.5 -1.6 -1.7 5 01234 v os (mv)
mp8104 ? ultra low power, 1.8v, 400khz op amp with industry standard pin-out mp8104 rev. 1.01 www.monolithicpower.com 6 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. typical performanc e characteristics (continued) t a = +25 ? c, unless otherwise noted. frequency (hz) close-loop unity gain frequency response v+/- = +/-2.5v, gain = 1 5 4 3 2 1 0 -1 -2 -3 -4 -5 gain (db) phase (degree) phase (degree) phase (degree) phase (degree) phase (degree) phase (degree) gain (db) gain (db) gain (db) gain (db) gain (db) 1k 10k 100k 1m frequency (hz) 20 10 0 -10 -20 -30 20 10 0 -10 -20 -30 20 10 0 -10 -20 -30 +180 +90 0 -900 -180 -270 +180 +90 0 -90 -1800 -270 1k 10k 100k 1m frequency (hz) frequency (hz) frequency (hz) 20 10 0 -10 -20 -30 frequency (hz) 20 10 0 -10 -20 -30 20 10 0 -10 -20 -30 frequency (hz) 1k 10k 100k 1m 1k 10k 100k 1m 1k 10k 100k 1m 1k 10k 100k 1m 1k 10k 100k 1m c l =1000pf c l =100pf c l =10pf gain phase gain gain gain gain gain phase phase phase phase phase 100 1k 10k 100k 1m frequency (hz) psrr vs. frequency v- = -2.5v, v+ = 2.5v 100 90 80 70 60 50 40 30 20 10 0 psrr (db) gain (db) 100 1k 10k 100k 1m frequency (hz) cmrr vs. frequency v- = -2.5v, v+ = 2.5v 100 90 80 70 60 50 40 30 20 10 0 psrr (db) +180 +90 0 -90 -1800 -270 +180 +90 0 -90 -1800 -270 +180 +90 0 -90 -1800 -270 +180 +90 0 -90 -1800 -270
mp8104 ? ultra low power, 1.8v, 400khz op amp with industry standard pin-out mp8104 rev. 1.01 www.monolithicpower.com 7 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. typical performanc e characteristics (continued) t a = +25 ? c, unless otherwise noted. input 50mv/div. output 50mv/div. input 50mv/div. output 50mv/div. input 100mv/div. output 200mv/div. input 50mv/div. output 200mv/div. input 50mv/div. output 50mv/div. input 50mv/div. output 50mv/div. input 100mv/div. output 100mv/div. input 50mv/div. output 50mv/div.
mp8104 ? ultra low power, 1.8v, 400khz op amp with industry standard pin-out mp8104 rev. 1.01 www.monolithicpower.com 8 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. typical performanc e characteristics (continued) t a = +25 ? c, unless otherwise noted. output 100mv/div. input 1v/div. output 2v/div. 1ms/div. 1ms/div. 1ms/div. 1ms/div. input 0.5v/div. output 1v/div. input 0.5v/div. output 1v/div. input 0.5v/div. output 0.5v/div. output 200mv/div.
mp8104 ? ultra low power, 1.8v, 400khz op amp with industry standard pin-out mp8104 rev. 1.01 www.monolithicpower.com 9 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. application information power supply bypassing regular supply bypassing techniques are recommended. a 10f capacitor in parallel with a 0.1f capacitor on both the positive and negative supplies is ideal. for the best performance, all bypassing capacitors should be located as close to the op amp as possible and all capacitors should be low esl (equivalent series inductance) and low esr (equivalent series resistance). surface mount ceramic capacitors are ideal. typical application circuit -- + -- + output1 output2 200pf mp8104 mp8104 q1 npn v cc /2 v cc notes: 1) the control voltage v in is wide, 0 < v in < v cc - 1v 2) the switch frequency can be changed by adjusting r and c. v in r c figure 3?voltage controlled frequency circuit
mp8104 ? ultra low power, 1.8v, 400khz op amp industry standard pin-out notice: the information in this document is subject to change without notice. users should warrant and guarantee that third party intellectual property rights are not infringed upon w hen integrating mps products into any application. mps will not assume any legal responsibility for any said applications. mp8104 rev. 1.01 www.monolithicpower.com 10 2/28/2012 mps proprietary information. unaut horized photocopy and duplication prohibited. ? 2012 mps. all rights reserved. package information tsot23-5 0.30 0.50 seating plane 0.95 bsc 0.84 0.90 1.00 max 0.00 0.10 top view front view side view recommended land pattern 2.80 3.00 1.50 1.70 2.60 3.00 1 3 4 5 0.09 0.20 note: 1) all dimensions are in millimeters. 2) package length does not include mold flash, protrusion or gate burr. 3) package width does not include interlead flash or protrusion. 4) lead coplanarity (bottom of leads after forming) shall be 0.10 millimeters max. 5) drawing conforms to jedec mo-193, variation aa. 6) drawing is not to scale. 0.30 0.50 0 o -8 o 0.25 bsc gauge plane 2.60 typ 1.20 typ 0.95 bsc 0.60 typ see detail "a" detail a
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