IA175 Datasheet, PDF (4/6 Pages) Intronics Power, Inc. – ULTRA-LINEAR ISOLATION AMPLIFIER WITH EXTERNAL SYNC CAPABILITY

1A284tOW COST,HIGH-TINFARITY
ISOIAIION AMPTITIER
Fully Compatiblewith 10-BitData AcquisitionSystems
FEATURES
e _{Linearity: 0.02590Peak,Typical}
. _{2500V Input/Output Isolation}
. _{126dB Common-ModeRejection}
r _{l0:1 ProgrammableGain}
The Model IA2E4 lsolation Amplifier is an ultra-
compactmoduleoffering high linearity, 2500-volt input/
output isolation, 126dB common-moderejection,program-
mablegain and a floating internal supplyfor ^powering
an externatl ransducerI.ts .1E0linearityassurecsompati-
bility with l0-bit dataacquisitionsystemsa, ndinput voltage
noiseis heldto I V, l0 Hz to I kHz, with l0 pA
maximumcurrentnoisefor the samerange.An independent
+ 15VDC, + l5 mA supplyin theinput section,with the
samevoltageisolationasthe input, canbe usedto ^power
an externatl ransduceor r preamplifier.
BLOCK DIAGRAM IA284
sHrEto
GUARO
LO IN
'vs OUT
vs oul
CONNECTION NOTES:
l . C a i n A d j u s t m e n tR e s i s t o(rR s ) i s c o n n e c t e db e t w e e nC A I N a n d
LO-lN pins.
2 . l f n o o u t p u t - o f f s eat d j u s t m e n ti s r e q u i r e d ,c o n n e c tL O - O U T t o
C O M M O N p i n . O t h e r w i s ec, o n s u l tf a c t o r y .
T-
6a(16.26)
r-
I
| . 5 2 ( 5 86 r )- ^-
tA x.
I
20{5.Ot
T-
T-
I
i
r . 5 2( 3 t . 6 r )
loTTol
vttf
i
l-- o.r(2.54)
oFro
CHARACTERISTICS
(Typicrf, _@ 25"C, Vs = + _{l5 VIrc utrlcsrothcrwbcno&d.)}
rA2t4
GAIN (Non-lnv.rth!)
R a n t c ( 5 0 k QL @ d )
I to l0 V/V
Formula
Cain = (l + lmkQ .
Dcviation from Formula
vs. Tcmpcraturc (0 to +70"C)
Nonlincarity,c = lVlV ro
tov/v
l0Jk o * Rg'
r
t
lqo
0.01590/
qC
@r5V, t0.025q0
rlov, io.lqo
i l0V, f0.29. md
i l0v min.
Mil. 9fc Diffcrcntial lnput
Continuous
24OVrms
Puk, loms Duration, I
pulsc/10 ss
6500Vpk max.
Mu. CMV, lnputs to Ourpurs
AC, 60 Hz, I Minutc duration 2J00vrms
Pulsc, lOms duration,
I pulsc/10 scc
r 2500vpkmu
With 5loka in scrics*ith
Cuard
t SmOVpkmu
Continuous, AC or DC
I 2500vpl md
CMR, lnputs to Outputs, @ Hz
Rq(JkQ
Bahnccd Sourcc lmpcdance l 26dB
5KQ Sourcc lmbalancc
| 20dB
CMR, lnputs to Cuard, 60 Hz
lkQ Sourcc lmbalancc
todb
Mu. Lcalagc Currcnt,
lnpu6 to Powcr
Common @ I l5 VAC, 60 Hz l . 2 F Ar m sm u .
INPUT IMPEDANCE
Diffcrcntial
Ovcrl@d
Comon Mode
l0'4ill0pF
390ka
5x l 0 ' " 9 1 1p2F0
lnitial, @ + 25qC
vs.Tcmpcraturc(0lo +70"C)
t 2nA
r0.0lnA/"C
|W
VoltaSc
0 . 0 5H z t o l 0 H z
loHzto lkHz
Currcnt
0 . 0 5 H 2t o l 0 0 H z
l0Hzto lkHz
8cV
l0gv rms
spA p-p
lopA rms
FREQUENCY RESPONSE
S m a l l S i t n a l-, ^{3 d B C} = I V , / v
to IOV./V
I kHz
Full Powcr,lov p-pOutput
Gain= lVlV
SmHz
Gain = loV/V
JmHz
RccovcryTime,to t 100!Vaftet
applicationof r 600vpk
d i f f c r c n t i a li n p u t p u l s c
50ms
OTTSE'IVOLIAGtr, RUTf,RXf,DTO INPUT
l n i t i a l ,@ + 2 5 e C
vs.Tcmperatur(c0 to + 70'C)
cain ⁼ lv,/v kvlqc mil.) r65
Gain = l00v/v (rvlqC mu.) r l5
A t o t h e rC a i n s( r V l t m u . ) i ( 1 5 5 0 / c )
vs. SupplyVoltaSc
r(l 5o/Gly\'l/Y
V o l t a g c , s O k QL o a d
t lov min.
OutputImpcdance
lkA
Max. CMV, Output Common
to PowerCommon. PeakAC
or DC Continuous
t 50V pk
voltage, t5mALoad
Accuracy
Currcnt
i lJ VDC
x59o
l I5 mA min
+0, ^-1590
voltagc, Raicd
Voltagc,
Cuffcnt.
Ratcd Pcrformancc
StoraSc
NOMINAL WEIGHT
wtTtNc socxET
+ l5 VDC, i .5V
+ ( 8 t o 1 5 . 5v) D C
+ 2ftnA
0
-
t
o +70qc
J5'C to +
8 5" ^c
LJ ounccs
sl 14