ADT7476 - Remote Thermal Controller and Voltage Monitor
Digital I/O (Open Drain).
SMBus bidirectional serial data.
Requires SMBus pullup.
Digital Input (Open Drain).
SMBus serial clock input.
Requires SMBus pullup.
Ground Pin.
Power Supply.
Powered by 3.3 V standby, if monitoring in low power states is required.
VCC is also monitored through this pin.
Di
DATA SHEET www.onsemi.com Remote Thermal Controller and Voltage Monitor ADT7476 The ADT7476 controller is a thermal monitor and multiple PWM fan controller for noise-sensitive or power-sensitive applications requiring active system cooling.
The ADT7476 can drive a fan using either a low or high frequency drive signal and can monitor the temperature of up to two remote sensor diodes plus its own internal temperature.
The part also measures and controls the speed of up to four fans, so the fans
ADT7476 Features
* Monitors Up to Five Voltages
* Controls and Monitors Up to Four Fans
* High and Low Frequency Fan Drive Signal
* One On-Chip and Two Remote Temperature Sensors
* Extended Temperature Measurement Range Up to 191°C
* Automatic Fan Speed Control Mode Co
