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Número de pieza
componentes Descripción
TC642BE713(2003) Ver la hoja de datos (PDF) - Microchip Technology
Número de pieza
componentes Descripción
Fabricante
TC642BE713
(Rev.:2003)
PWM Fan Speed Controllers With Minimum Fan Speed, Fan Restart and FanSense™ Technology for Fault Detection
Microchip Technology
TC642BE713 Datasheet PDF : 34 Pages
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TC642B/TC647B
Functional Block Diagram
TC642B/TC647B
V
IN
V
OTF
Note
C
F
Clock
Generator
V
MIN
V
SHDN
GND
V
DD
Control
Logic
3xT
PWM
Timer
Note:
The V
OTF
comparator
is for the TC642B device only.
V
OUT
Start-up
Timer
Missing
Pulse
Detect
10 k
Ω
70 mV
(typ)
FAULT
SENSE
DS21756B-page 2
2003 Microchip Technology Inc.
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