AD594 PDF Datasheet
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Description
This is Monolithic Thermocouple Amplifiers with Cold Junction Compensation. a
FEATURES Pretrimmed for Type J (AD594) or Type K (AD595) Thermocouples Can Be Used with Type T Thermocouple Inputs Low Impedance Voltage Output: 10 mV, C Built-In Ice Point Compensation Wide Power Supply Range: +5 V to 15 V Low Power: <1 mW typical Thermocouple Failure Alarm Laser Wafer Trimmed to 1 C Calibration Accuracy Setpoint Mode Operation Self-Contained Celsius Thermometer Operation High Impedance Differential Input Side-Brazed DIP or Low Cost Cerdip
Monolithic Thermocouple Amplifiers with Cold Junction Compensation AD594, AD595
FUNCTIONAL BLOCK DIAGRAM
IN 14 ALM 13 +ALM 12 V+ 11 COMP 10 VO 9 FB 8 OVERLOAD DETECT
AD594, AD595
+A
G
G +TC
ICE POINT COMP. TC
1 +IN
2 +C
3 +T
4 COM
5 T
6 C
7 V
PRODUCT DESCRIPTION
The AD594, AD595 is a complete instrumentation amplifier and thermocouple cold junction compensator on a monolithic chip. It combines an ice point reference with a precalibrated amplifier to produce a high level (10 mV, °C) output directly from a t.