U\I75 UUIRA-IINEAR
WITH
ISOIATIONAMPLIIIER
E}fiT,RNAtSYNCCAPABITITY
Fully Compatible with 12-Bit Acquisition Systems
FEATURES
r
r
.
.
UL ComponentRecognized
Provision for External Synchronization
High Linearity: 0.fi)590 Peak, Typical
High Input/Output Isolation:5000VDCcontinuous,
CHARACTERISTICS
3000vAC
Rr\{s
o 10fi):l ProgrammableGain
. Low Drift: +0.0190/oCMaximum
r l26dB Common-ModeRejection
The Model IAl75 Isolation Amplifier featuresvery
high linearity,input,/outputisolation,and common-mode
programmable
very low drift, and externally
rejection,
gain. Its 0.00590
linearityassures
compatibilitywith l2-bit
systems,
and its ability to operateat
data acquisition
up
input voltages to 5000VDC enables
common-mode
in
and
operationwith singlesources high voltagesystems
locations.
Common-moderejectionis at
other hazardous
of
120dB with sourceimbalance up to 5000ohms.
least
lnput voltagenoiseis lpV, lOHz to I kHz, and current
noiseis l0 pA for the samerange.The gain of the ampli-
from lV,/V to 1000V/V by meansof
fier is programmable
value.The internaloscil-
resistance
connected
an externally
to providemodulationand demodulationfor
lator used
with thoseof asso-
input isolationcan be synchronized
ciatedModel IAl75 amplifiersby meansof an external
phenomena
trigger,to avoid impositionof beat-frequency
+
An
on the output signals. independent I4VDC, + l5 mA
with the samevoltageisolation
supplyin the input section,
as the amplifier input, is usedto power an externaltrans-
ducer,or preamplifier.
(Typicrf, @ 25"C, Vs = + 15 VDC unless oaherwiscnoled,)
GAIN (Non-lnverting)
I to 1000V/V
Range
Formula
I + (30k4/Rg)
Deviation from Formula
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,/
vs. Temperature (0 to + 70'C)
t 0 . 0 1 9 0"/C m a x .
t 0.0190 ax.
m
Nonlinearity, t 5V Output
max.
Nonlinearity, t lOV Output
t 0.0290
INPUT VOLTAGERATINGS
Range
LinearDifferential
Input rms
Max. SafeDifferential
a lOV min
l25V rms
Continuous
Peak Pulse. 5 ms Duration. One Pulse/Sec t 600V
Max. CMV, lnputs to Outputs/Power Common
Peak AC, 6O HZ, I Minute
3,m0V
Peak DC Continuous
i 5,m0v
CMR, Inputs to Outputs, 60 Hz
l 26dB
Balanced Source lmpedance
l20dB
5kQ Source Imbalance
CMR, lnputs to Guard, 6O Hz
80dB
5kQ Source Imbalance
Max. Leakage Current, lnputs to Common
I 15 vAC, 60Hz
8pA max.
INPUT IMPEDANCE
Differential
Overload
Common Mode
l0'all3 pF
21k9
l0''all20pf
INPUT BIAS CURRENT
I n i t i a l ,@ + 2 5 " C
(0
vs. Temperature to +70'C)
INPUT NOISE
Voltage,
0.01 Hz to l0Hz
lOHz to lkHz
Current
0.0lHz to lOHz
}.REQUENCY RESPONSE
Small Signal, - 3dB Cain = l00V/V
Full Power, 20V p-p Output
Slew Rate
t znA
"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
BLOCKDIAGRAM IAI75
OFFSETVOLTAGE.REFERRED
TO INPUT
lnitial@ +25'C
,
(0
vs. Temperature to + 70'C)
Gain - IVlV GVl'C max.)
Gain = l00V/V (rrvl"C max.)
At otherGains(/V,/"C mil.)
vs. SupplyVoltage
RATED OUTPUT
Voltage,
50kQLoad
Output Ripple,20 kHz
Output lmpedance
Mu. CMV. Outout Common to PowerCommon
PeakAC or DC Continuous
ISOLATED POWER CIRCUIT
Voltage, t l5 mA Load
Accuracy
Current
Regulation
No load to full load
A Gain
A Output Offset
A Input Offset
1 l0V min
lOmVp-p
l.Oka
t 50Vok
t 14vDC
t 5qo
t l5 mA min.
+0,
29o
+ 0.00590
+ l00tV
t 5sV
+ l5VDC, :t0.5V
+ l2 to + ISVDC
70mA
lOOmA
7 - 8 kHz, 5VDC @
50qoduty cycle-
S H IE L D
GUARO
*Vs oUT
V5OUT
LO IN
CONNECTION NOTES:
L Gain Adjustment Resistor(Rn) is connectedbetweenGAIN and
LO-lN pins.
l. If no output-offset adjustment is required, connect LO-OUT to
COMMON pin. Otherwise,consult factory.
POWERSUPPLY,SINGLE POLARITY
performance
Voltage, rated
for
vollage.
t urrenl-
Current,
External
op€ralrng
oulescent
full load
Sync. Frequency
r at(araatrrr
.,I;I
.LL
rqu)
TEMPERATURE RANGE
Rated Performance
Storage
0'C to 70'C
- 5 5 ' C r o+ 8 5 ' C
3 . 5 "x 2 . 5 " x . 6 2 "
-
CASE DIMENSIONS
MATING S(rcKET
NOMINAL WEIGHT
sl 32
1 . 3o u n c e s
INTRONICS [ INTRONICS POWER, INC. ]
