Part Number
|
ADT70GN |
Manufacturer
|
Analog Devices |
Description
|
PRTD Conditioning Circuit and Temperature Controller |
Published
|
Mar 23, 2005 |
Detailed Description
|
a
FEATURES PRTD Temperature Measurement Range Typical IC Measurement Error ؎ 1؇C Includes Two Matched Current Sources Ra...
|
Datasheet
|
ADT70GN
|
Overview
a
FEATURES PRTD Temperature Measurement Range Typical IC Measurement Error ؎ 1؇C Includes Two Matched Current Sources Rail-to-Rail Output Instrumentation Amp Uncommitted, Rail-to-Rail Output Op Amp On-Board ؉ 2.
5 V Reference Temperature Coefficient ؎ 25 ppm/؇C ؉ 5 V or ؎ 5 V Operation Supply Current 4 mA Max 10 A Max in Shutdown APPLICATIONS Temperature Controllers Portable Instrumentation Temperature Acquisition Cards GENERAL DESCRIPTION
PRTD Conditioning Circuit and Temperature Controller ADT70*
FUNCTIONAL BLOCK DIAGRAM
NULLA NULLB BIAS 2.
5VREFOUT
ADT70
+VS OUTOA
IOUTA IOUTB
MATCHED CURRENT SOURCES 2.
5V REF
+INOA ؊INOA
+INIA ؊INIA
INST AMP
SHUTDOWN
SHUTDOWN
RGA RGB GND SENSE
...
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