传感器接口 4-20mA Crnt Trnsmtr w/Sensor Exc & Lin
DESCRIPON
The XTR105 is a monolithic 4-20mA, 2-wire current transmitter with two precision current sources. It provides complete current excitation for platinum RTD temperature sensors and bridges, instrumentation amplifiers, and current output circuitry on a single integrated circuit.
FEATURES
●LOW UNADJUSTED ERROR
●TWO PRECISION CURRENT SOURCES: 800µA each
●LINEARIZATION
●2- OR 3-WIRE RTD OPERATION
●LOW OFFSET DRIFT: 0.4µV/°C
●LOW OUTPUT CURRENT NOISE: 30nAPP
●HIGH PSR: 110dB minimum
●HIGH CMR: 86dB minimum
●WIDE SUPPLY RANGE: 7.5V to 36V
●DIP-14 AND SO-14 PACKAGES