The AD592 is a high precision IC temperature transducer that provides an output current proportional to absolute temperature. It has high precalibrated accuracy, excellent linearity, wide operating temperature range, single supply operation, excellent repeatability and stability, high level output, and minimal self-heating errors.
The AD592 provides a precision current output proportional to absolute temperature. It operates from a single supply of 4 V to 30 V, delivers a high‑level output of 1 µA/K, and features excellent linearity and repeatability across a wide temperature range.
Typical applications include appliance temperature sensing, automotive temperature measurement, HVAC monitoring, industrial temperature control, and board‑level diagnostics. The document includes specifications, theory of operation, mounting guidelines, and numerous example circuits for calibration, multiplexing, and thermocouple compensation.