The Texas Instruments XTR105U is a monolithic 4mA to 20mA, 2-wire current transmitter. It provides excitation for RTD sensors and instrumentation amplifiers.
The Texas Instruments XTR106PA is a monolithic 4mA to 20mA, two-wire current transmitter designed for bridge sensor applications. It offers bridge excitation, linearization, and current output circuitry.
The Texas Instruments XTR101AG is a precision, low drift 4-20mA two-wire transmitter. It operates from an 11.6V to 40V supply and has an operating temperature range of -40°C to 85°C.