IA294

rtion ttndustrial intronies 1 CALLT OLLF REE -800-367-0004 U\I75 UUIRA-IINEAR W ISOIATIONAMPLIIIER ITH E}fiT,RNAtSYNCCAPABITITY Fully C ompatible w ith 1 2-Bit A cquisition S ystems FEATURES r r . . UL ComponentRecognized Provision for External Synchronization High Linearity: 0.fi)590 Peak, Typical H igh I nput/Output I solation:5 000VDCc ontinuous, CHARACTERISTICS 3000vAC r\{s R o 10fi):l ProgrammableGain . L ow D rift: + 0.0190/oCM aximum r l 26dB C ommon-ModeR ejection The M odel I Al75 I solation A mplifier f eaturesv ery high l inearity,i nput,/outputi solation,a nd c ommon-mode p v rejection, ery l ow d rift, a nd e xternally rogrammable gain. I ts 0 .00590 inearitya ssures ompatibilityw ith l 2-bit l c s a data a cquisition ystems, nd i ts a bility t o o peratea t u i common-modenput v oltages p t o 5 000V DC e nables i a operationw ith s ingles ourcesn h igh v oltages ystems nd l C other h azardousocations. ommon-moder ejectioni s a t o least1 20d B w ith s ourcei mbalance f u p t o 5 000o hms. lnput v oltagen oisei s l pV, l OHz t o I k Hz, a nd c urrent noisei s l 0 p A f or t he s amer ange.T he g ain o f t he a mplif fier i s p rogrammable rom l V,/V t o 1 000V/V b y m eanso f v r c an e xternally onnected esistancealue.T he i nternalo scillator u sedt o p rovidem odulationa nd d emodulationf or w input i solationc an b e s ynchronized ith t hoseo f a ssociatedM odel I Al75 a mplifiersb y m eanso f a n e xternal p trigger,t o a void i mpositiono f b eat-frequencyhenomena + A on t he o utput s ignals. n i ndependent I 4VDC, + l 5 m A w supplyi n t he i nput s ection, ith t he s amev oltagei solation as t he a mplifier i nput, i s u sedt o p ower a n e xternalt ransducer,o r p reamplifier. (Typicrf, @ 2 5"C, V s = + 1 5 V DC u nless o aherwiscn oled,) GAIN ( Non-lnverting) I t o 1 000V/V Range Formula I + ( 30k4/Rg) Deviation f rom F ormula t lqo "C r s . T e m p e r a l u r e( 0 t o + 7 0 ' C ) t 0 .00590,/ ( 0 t o + 7 0'C) vs. T emperature t 0 . 0 1 9 0"/C m a x . t 0.0190 ax. m Nonlinearity, t 5 V O utput m Nonlinearity, t l OV O utput t 0 .0290 ax. INPUT V OLTAGER ATINGS R LinearD ifferential ange I Max. S afeD ifferential nput r ms a lOV min l 25V r ms Continuous Peak P ulse. 5 m s D uration. O ne P ulse/Sec t 6 00V Max. C MV, l nputs t o O utputs/Power C ommon Peak A C, 6 O H Z, I M inute 3 ,m0V Peak D C C ontinuous i 5 ,m0v CMR, I nputs t o O utputs, 6 0 H z l 2 6dB Balanced S ource l mpedance l20dB 5kQ S ource I mbalance CMR, l nputs t o G uard, 6 O H z 80dB 5kQ S ource I mbalance Max. L eakage C urrent, l nputs t o C ommon I 1 5 v AC, 6 0Hz 8 pA m ax. INPUT IMPEDANCE Differential Overload Common M ode l0'all3 pF 21k9 l0''all20pf INPUT B IAS C URRENT I n i t i a l ,@ + 2 5 " C (0 vs. T emperature t o + 70'C) INPUT NOISE Voltage, 0.01 Hz to l0Hz lOHz to lkHz Current 0.0lHz to lOHz }.REQUENCY R ESPONSE Small S ignal, - 3 dB C ain = l 00V/V Full P ower, 2 0V p -p O utput Slew R ate t z nA "C r 0 .01nA/ lrV p -p lgV rms lpA p-p IkHz 500H2 30mV/ps + 5/G)mV r35 :t l5 i(15 20/G) a ( l + 20/C)pv/ v BLOCKD IAGRAM I AI75 OFFSETV OLTAGE.R EFERRED O I NPUT T lnitial@ +25'C , (0 vs. T emperature t o + 7 0'C) Gain - IVlV GVl'C max.) Gain = l 00V/V ( rrvl"C m ax.) At o therG ains( /V,/"C m il.) vs. S upplyV oltage RATED O UTPUT Voltage, 0kQL oad 5 Output R ipple,2 0 k Hz Output l mpedance Mu. C MV. O utout C ommon t o P owerC ommon PeakA C o r D C C ontinuous ISOLATED P OWER C IRCUIT Voltage, t l 5 m A L oad Accuracy Current Regulation No l oad t o f ull l oad A G ain A O utput O ffset A I nput O ffset 1 l0V min lOmVp -p l.Oka t 5 0Vok t 14vDC t 5 qo t l5 mA min. +0, 2 9o + 0 .00590 + l 00tV t 5 sV + l5VDC, :t0.5V + l2 to + ISVDC 70mA lOOmA 7 - 8 k Hz, 5 VDC @ 50qod uty c ycle- S H IE L D GUARO *Vs o UT V5O UT LO IN CONNECTION NOTES: L G ain A djustment R esistor( Rn) i s c onnectedb etweenG AIN a nd LO-lN pins. l. I f n o o utput-offset a djustment i s r equired, c onnect L O-OUT t o COMMON p in. O therwise,c onsult f actory. POWERS UPPLY,S INGLE P OLARITY p Voltage, r ated erformance f or vollage. t u rrenlCurrent, External o p€ralrng o ulescent f ull l oad S ync. F requency r at(araatrrr .,I;I .LL rqu) TEMPERATURE R ANGE Rated P erformance Storage 0'C to 70'C - 5 5 ' C r o+ 8 5 ' C 3 . 5 "x 2 . 5 " x . 6 2 " - CASE D IMENSIONS MATING S (rcKET NOMINAL W EIGHT sl 3 2 1 . 3o u n c e s u\l 84 lowcosT, H|GH-UNEARITY Fully C ompatiblew ith l 0-Bit D ata A cquisitionS ystems ISOIATION AJIIPLITTERTTH W E}fiERNAt SYNCCAPABITITY FEATURES o U L C omponent R ecognized lAlE4) ( o P rovision f or E xternal S ynchronization o H igh L inearity:0 .02590 eak,T ypical P . 2 500V I nput/Output I solation . 1 26d B C ommon-ModeR ejection . l fiX):l P rogrammable ain G o S m a l lS i z e :o n l y 1 . 5 " x 1 . 5 " x 0 . 6 3 " The M odel I Alt4 I solationA mplifier i s a n u ltracompactm oduleo ffering h igh l inearity,2 500-Volti nput/ output i solation,1 26d B c ommon-mode ejection,e xterr nally p rogrammable ain, a f loating i nternals upply f or g poweringa n e xternalt ransducer, nd e xternals ynchronizaa tion o f t he i nternalo scillatoru sedi n o btainingt he i nput isolation.I ts 0 . I q 0 l inearitya ssures ompatibilityw ith c l0-bit d ata a cquisition ystems, nd i nput v oltagen oisei s s a held t o l pV, l 0 H z t o I k Hz, w ith l 0 p A m aximum c urrenl noisef or t he s amer ange.T he i nternalo scillatoru sedt o providem odulationa nd d emodulation or i nput i solation f can b e s ynchronized ith t hoseo f a ssociated odel I Al84 w M amplifiersb y a n e xternalt rigger,t o p reventi mpositiono f p beat-frequency henomena n t he o utput s ignal.A n i ndeo pendent + l 5 V DC, + l 5 m A s upplyi n t he i nput s ection, with t he s amev oltagei solationa s t he i nput, c an b e u sedt o power a n e xternalt ransducer r p reamplifier. o BLOCK D IAGRAM I A I E4 (Typlcrl, @ 2 S'C, Y r = + f 5 V DC g nless o therwise n oted.) tatl, cAlN ( Notr-lnvcrtint) Range ( 50kQ L oad) Formula Dcviation f rom F ornula vs. T cmpcrature ( 0 t o + ? 0.C) Nonlinearity, G = l V,rV t o l0v,/v I t o l omv/v Cain=(l+l00k!l, it' ifoto i 0 .01 5 qol t @!5V, !0.025o/o @il0V, i0.lqo @ 110V, t0.2qo md CHARACTERISTICS i;n CAIN .u1'jJli."J\f '-l S H I TL D GUARD LO IN +vs OUT -V5 OUI INPUT V OLTAGE R ,IITING Lincar D iffcrcntial R angc, C = lV/V i lov min. Mu. S afc D iffcrcntial I nput Continuous l 25V r ms PulF, l oms D uration.I pulsc/Io s s r 6mvpt m ax. Md. C MV, l nputst o O utputs AC,60 H z. I M inuted urarion 2 J00Vr ms Pulsc,l oms d uration,I pulsc/Io s G i 250ovpk m u. With 5 l0kQ i n s cries irh w Guard t 5 movDk m u. . 2 500V;km il. Continuous, C o r D C A CMR, I nputst o O urpurs, 0 H z, 6 Rc