TC649EOATR View Datasheet(PDF) - Microchip Technology

Part Name

Description

MFG CO.

TC649EOATR

PWM Fan Speed Controller with Auto-Shutdown and FanSense™ Technology

Microchip Technology 

1 2 3 4 5 6 7 8 9 10 Next

TC649

Functional Block Diagram

VIN

TC649

VDD

CF

VAS

GND

–

PWM

+

Control

Logic

Clock

Generator

–

+

–

+

VSHDN

3 x TPWM

Timer

SHDN

Start-up

Timer

Missing

Pulse

Detect

10k

70mV (typ.)

VOUT

FAULT

SENSE

DS21449C-page 2

 2002 Microchip Technology Inc.

Share Link: