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ISO253

Description
ISOLATION AMPLIFIER, 1500 V ISOLATION-MIN, 50 kHz BAND WIDTH, PDMA16
Categoryaccessories   
File Size117KB,9 Pages
ManufacturerBurr-Brown
Websitehttp://www.burr-brown.com/
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ISO253 Overview

ISOLATION AMPLIFIER, 1500 V ISOLATION-MIN, 50 kHz BAND WIDTH, PDMA16

®
ISO
253
ISO253
Precision, Powered, Three-Port Isolated
BUFFER AMPLIFIER
FEATURES
q
RATED
1500Vrms Continuous
2500Vrms for One Minute
q
100% TESTED FOR PARTIAL DISCHARGE
q
LOW NONLINEARITY:
±
0.01% typ
q
INPUT PROTECTED TO
±
100V
q
BIPOLAR OPERATION: V
O
=
±
10V
q
SYNCHRONIZATION CAPABILITY
q
28-PIN PLASTIC DIP: 0.6" Wide
DESCRIPTION
ISO253 is a precision three-port isolated buffer ampli-
fier incorporating a novel duty cycle modulation-
demodulation technique and has excellent accuracy.
The input is protected to withstand
±100V
without
damage. The signal is transmitted digitally across a
differential capacitive barrier. With digital modulation
the barrier characteristics do not affect signal integrity.
This results in excellent reliability and good high
frequency transient immunity across the barrier. The
DC/DC converter, amplifier and barrier capacitors are
housed in a plastic DIP.
This amplifier is easy to use as no external compo-
nents are required. A power supply range of 11V to
18V makes this amplifier ideal for a wide range of
applications.
APPLICATIONS
q
INDUSTRIAL PROCESS CONTROL
Transducer Isolator, Thermocouple
Isolator, RTD Isolator, Pressure Bridge
Isolator, Flow Meter Isolator
q
POWER MONITORING
q
MEDICAL INSTRUMENTATION
q
ANALYTICAL MEASUREMENTS
q
DATA ACQUISITION
q
TEST EQUIPMENT
q
GROUND LOOP ELIMINATION
ISO253
1
+V
IN
V
OUT
BUF
14
26
28
27
25
Com1
+V
S1
–V
S1
GND1
Com2
+V
S2
–V
S2
GND2
13
12
11
10
GND3 SYNC
17
16
+V
S3
15
International Airport Industrial Park • Mailing Address: PO Box 11400
Tel: (520) 746-1111 • Twx: 910-952-1111 • Cable: BBRCORP •
©
• Tucson, AZ 85734 • Street Address: 6730 S. Tucson Blvd. • Tucson, AZ 85706
Telex: 066-6491 • FAX: (520) 889-1510 • Immediate Product Info: (800) 548-6132
PDS-1310B
Printed in U.S.A. April, 1996
1996 Burr-Brown Corporation

ISO253 Related Products

ISO253 ISO253P
Description ISOLATION AMPLIFIER, 1500 V ISOLATION-MIN, 50 kHz BAND WIDTH, PDMA16 ISOLATION AMPLIFIER, 1500 V ISOLATION-MIN, 50 kHz BAND WIDTH, PDMA16

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