NCT218 Datasheet - ON Semiconductor

NCT218 High Accuracy Temperature Monitor

* DFN PACKAGE Pin No. Pin Name Description 1 VDD Positive Supply, 1.4 V to 2.75 V 2 D1+ Positive Connection to Remote 1 Temperature Sensor. 3 D1 * Negative Connection to Remote 1 Temperature Sensor. 4 THERM Open *Drain Output. Can be used to throttle a CPU clock .

Low Voltage, High Accuracy Temperature Monitor with I2C Interface NCT218 The NCT218 is a dual channel digital thermometer and undertemperature/overtemperature alarm, intended for use in thermal management systems requiring low power and size. The NCT218 operates over a supply range of 1.4 V to 2.75 V making it possible to use it in a wide range of applications including low power devices. The NCT218 can measure the temperature of a remote thermal diode accurate to ±1°C and the ambient te.

NCT218 Features

* Small DFN Package

* On

* Chip and Remote Temperature Sensor

* Low Voltage Operation: 1.4 V to 2.75 V

* Low Quiescent Current:

* 44 mA Normal Mode (max)

* 20 mA Shutdown (max)

* Power Saving Shutdown Mode

* Operating Temperature

NCT218-ONSemiconductor.pdf