1 memory all data sheets are subject to change without notice (858) 503-3300 - fax: (858) 503-3301 - www.maxwell.com low voltage micropower quad ?2001 maxwell technologies all rights reserved. OP490 operational amplifier 12.19.01 rev2 1000560 f eatures : ?r ad -p ak ? technology-hardened against natural space radi- ation ? package: - 16 pin rad-pak? flat package ? low input offset voltage: 5 v max ? low offset voltage drift - 5 v/c max (over -55 to +125c) ? low supply current (per amplifier) 20 a max ? high open-loop gain 700 v/me min. ? outstanding psrr: 5.6 v/v min. d escription : maxwell technologies? OP490 micropower quad operational amplifier microcircuit featur es maxwell?s radiation-hardened r ad -p ak ? packaging technology, the OP490 has an extremely low input offset voltage no less than 0.5 mv with a drift of under 5 v/c, guaranteed over t he full military temperature range. the OP490 features low power consumption, drawing less than 20 a per amplifier. maxwell technologies' patented r ad -p ak packaging technol- ogy incorporates radiation shie lding in the microcircuit pack- age. it eliminates the need for box shielding while providing the required radiation shielding fo r a lifetime in orbit or space mission. this product is avail able with screening up to class s. logic diagram
OP490 memory 2 all data sheets are subject to change without notice ?2001 maxwell technologies all rights reserved. low voltage micropower qu ad operational amplifier 12.19.01 rev2 1000560 t able 1. p inout d escription p in s ymbol d escription 1, 7, 10, 16 out a - d output signal 2, 6, 11, 15 -in a - d negative input signal 3, 5, 12, 14 +in a - d positive input signal 8, 9 nc not connected 4 v+ positive voltage 13 v- negative voltage t able 2. OP490 a bsolute m aximum r atings p arameter s ymbol m in m ax u nit supply voltage v cc 18 v differential input voltage (v-) - 20 (v+) + 20 v common-mode input voltage (v-) - 20 (v+) + 20 v output short-circuit duration continuous thermal impedance jc -- 3.35 c/w storage temperature range t s -65 +150 c operating temperature range t a -55 +125 c t able 3. d elta l imits p arameter v ariation i cc 10% of specified value in table 4. t able 4. OP490 dc e lectrical c haracteristics (vs = 15 v , t a = -55 to 125c, unless otherwise specified ) p arameter s ymbol t est c onditions m in t yp m ax u nits input offset voltage v os +25c -- 0.2 0.5 mv -55 to 125c -- 0.4 1.0 input offset current i os v cm = 0v +25c -- 0.4 3 na -55 to 125c -- 1.5 5 input bias current i b v cm = 0v +25c -- 4.2 15 na -55 to 125c 4.4 20
OP490 memory 3 all data sheets are subject to change without notice ?2001 maxwell technologies all rights reserved. low voltage micropower qu ad operational amplifier 12.19.01 rev2 1000560 large signal voltage gain a vo v s = 15v, vo = 10v v/mv r l = 100 k ? +25c 700 1200 -- -55 to 125c 225 400 -- r l = 10 k ? +25c 350 600 -- -55 to 125c 125 240 -- r l = 2 k ? +25c 125 250 -- -55 to 125c 50 110 -- v+ = 5v, v- = 0v, 1vOP490 dc e lectrical c haracteristics (vs = 15 v , t a = -55 to 125c, unless otherwise specified ) p arameter s ymbol t est c onditions m in t yp m ax u nits
OP490 memory 4 all data sheets are subject to change without notice ?2001 maxwell technologies all rights reserved. low voltage micropower qu ad operational amplifier 12.19.01 rev2 1000560 channel separation cs v o = 20vp-p, f o = 10 hz, vs = 15v 2 +25c 120 150 --- db 1. guaranteed by cmr test. 2. guaranteed but not 100% tested. t able 5. OP490 ac e lectrical c haracteristics (vs = 15v, ta = -55 to 125c unless otherwise specified .) p arameter s ymbol t est c onditions m in t yp m ax u nit input noise voltage e n p-p fo = 0.1 hz to 10 hz +25c --- 3 --- vp-p input resistance differential mode r in v s = 15v +25c --- 30 --- m ? input resistance common mode r incm v s = 15v +25c --- 20 --- g ? gain bandwidth product gbwp a v = +1 +25c --- 500 --- khz t able 4. OP490 dc e lectrical c haracteristics (vs = 15 v , t a = -55 to 125c, unless otherwise specified ) p arameter s ymbol t est c onditions m in t yp m ax u nits
OP490 memory 5 all data sheets are subject to change without notice ?2001 maxwell technologies all rights reserved. low voltage micropower qu ad operational amplifier 12.19.01 rev2 1000560 OP490rp t ypical o perating c haracteristics
OP490 memory 6 all data sheets are subject to change without notice ?2001 maxwell technologies all rights reserved. low voltage micropower qu ad operational amplifier 12.19.01 rev2 1000560 OP490rp t ypical o perating c haracteristics
OP490 memory 7 all data sheets are subject to change without notice ?2001 maxwell technologies all rights reserved. low voltage micropower qu ad operational amplifier 12.19.01 rev2 1000560 f16-01 note: all dimensions in inches. 16-p in r ak -p ak ? f lat p ackage symbol dimension m in n om m ax a 0.115 0.135 0.150 b 0.015 0.017 0.022 c 0.004 0.005 0.009 d -- 0.415 0.440 e 0.245 0.280 0.285 e1 -- -- 0.315 e2 0.120 0.156 -- e3 0.030 0.062 -- e 0.050 bsc l 0.325 0.335 0.345 q 0.020 0.033 0.045 s1 0.005 0.024 -- n16
OP490 memory 8 all data sheets are subject to change without notice ?2001 maxwell technologies all rights reserved. low voltage micropower qu ad operational amplifier 12.19.01 rev2 1000560 important notice: these data sheets are created using the chip manufacturer?s published specifications. maxwell technologies verifies functionality by testing key parameters either by 100% testing, sample test ing or characterization. the specifications presented within these data sheets represent the latest and most accurate information available to date. however, these specifications are subject to change without notice and maxwell technologies assumes no responsibility for the us e of this information. maxwell technologies? products are not authorized for use as critical components in li fe support devices or systems without express written approval from maxwell technologies. any claim against maxwell technologies must be made within 90 days from the date of shipment from maxwell tech- nologies. maxwell technologies? liability shall be limited to replacement of defective parts.
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