XTR116UA by Texas Instruments

The XTR116U is a precision 4-20 mA current loop transmitter from Texas Instruments, designed to convert analog voltage inputs into corresponding current outputs for industrial process control and smart sensor applications. Housed in an 8-pin SOIC package, it integrates a voltage regulator and a precision voltage reference to facilitate accurate and reliable current transmission over standard current loops.

Features

• Low quiescent current consumption of 200 A, enhancing energy efficiency
• Integrated 5 V regulator capable of powering external circuitry
• Precision 4.096 V reference voltage for sensor excitation and offsetting
• Low span error of 0.05% and nonlinearity error of 0.003%, ensuring high accuracy
• Wide loop supply voltage range from 7.5 V to 36 V, accommodating various industrial power supplies
• Compatible with HART modems, facilitating integration into existing communication systems

Applications

• Industrial process control systems requiring precise current transmission
• Smart sensors utilizing 4-20 mA current loops for data communication
• Test and measurement equipment necessitating accurate current output
• Systems requiring voltage-to-current conversion with high linearity and low error

Specification