TC646 - PWM Fan Speed Controller

Product Overview

Microchip

Part number	TC646
Manufacturer	Microchip
File Size	473.76 KB
Description	PWM Fan Speed Controller
Datasheet	TC646 Datasheet
Additional preview pages of the TC646 datasheet.

The TC646 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 TC646 Supply Voltage - Supports any Fan Voltage.
FanSense™ Fault Detection Circuits Protect Against Fan Failure and Aid System Testing.
Shutdown Mode for "Green" Systems.
Supports Low Cost NTC/PTC Thermistors.
Space Saving 8-Pin MSOP Package.
Over-temperature Indicatio.

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Published: Aug 3, 2005 |