LM57 Datasheet - Texas Instruments

LM57 Resistor-Programmable Temperature Switch and Analog Temperature Sensor

The LM57 device is a precision, dual-output, temperature switch with analog temperature sensor output for wide temperature industrial applications. The trip temperature (TTRIP) is selected from 256 possible values in the range of *40°C to 150°C. The VTEMP is a class AB analog voltage output .

LM57 Features

* 1 See LM57-Q1 Data Sheet for AEC-Q100 Grade 1/Grade 0/Grade 0 Extended (Qualified and Manufactured on an Automotive Grade Flow)

* Trip Temperature Set by External Resistors with Accuracy of ±1.7°C or ±2.3°C from

* 40°C to +150°C

* Resistor Tolerance Contributes Zero E

LM57 Datasheet (1.29 MB)