General Description
The MAX6665 is a fully integrated thermal switch with an internal power transistor for driving a cooling fan rated up to 24V and 250mA. When the MAX6665’s temperature rises above a factory-programmed threshold, the FANOUT pin becomes active and powers the fan.

FEATUREs
♦On-Chip 250mA Fan Switch
♦No External Components Required
♦Factory-Programmed Thresholds
♦Two Overtemperature Warning Signals
♦Pin-Selectable 1°C, 4°C, and 8°C Hysteresis
♦Low 65µA Supply Current

APPLICATIONs
Notebook and Desktop Computers
Servers
PC Power Supplies
Laboratory Instruments