TC649 - PWM Fan Speed Controller

Product Overview

Microchip

Part number	TC649
Manufacturer	Microchip
File Size	478.54 KB
Description	PWM Fan Speed Controller
Datasheet	TC649 Datasheet
Additional preview pages of the TC649 datasheet.

The TC649 is a switch mode, fan speed controller for use with brushless DC fans.

Temperature Proportional Fan Speed for Acoustic Control and Longer Fan Life.
Efficient PWM Fan Drive.
3.0V to 5.5V Supply Range: - Fan Voltage Independent of TC649 Supply Voltage - Supports any Fan Voltage.
FanSense™ Fault Detection Circuits Protect Against Fan Failure and Aid System Testing.
Automatic Shutdown Mode for “Green” Systems.
Supports Low Cost NTC/PTC Thermistors.
Space Saving 8-Pin MSOP Package TC649 Package Types SOIC/.

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Published: Aug 3, 2005 |