Datasheet Summary
Features
- 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 TC642 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 Indication
Package Types
SOIC/PDIP/MSOP
VIN CF VMIN GND 1 2 3 4 8 VDD VOUT FAULT SENSE
PWM Fan Speed Controller with FanSense™ Technology
7 6 5
General Description
The TC642 is a switch mode fan speed controller for use with brushless DC fans....