NCT72 Datasheet - ON Semiconductor

NCT72 Temperature Monitor

Positive Supply, 2.8 V to 3.6 V. Positive Connection to Remote Temperature Sensor. Negative Connection to Remote Temperature Sensor. Open-drain Output. Can be used to turn a fan on/off or throttle a CPU clock in the event of an overtemperature condition. Requires pullup resistor. 5 GND Supply Gro.

NCT72 Features

* On-chip and Remote Temperature Sensor

* 0.25°C Resolution/1°C Accuracy on Remote Channel

* 1°C Resolution/1°C Accuracy on Local Channel

* Series Resistance Cancellation Up to 1.5 kW

* Extended, Switchable Temperature Measurement Range 0°C to +127°C (Default)

NCT72-ONSemiconductor.pdf