TC649EUATR Microchip Technology, TC649EUATR Datasheet - Page 2
TC649EUATR
Manufacturer Part Number
TC649EUATR
Description
IC PWM FAN SPD CONTRLR SD 8-MSOP
Manufacturer
Microchip Technology
Type
Controller - PWM Fanr
Specifications of TC649EUATR
Applications
Fan Controller, Brushless (BLDC)
Number Of Outputs
1
Voltage - Supply
3 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Product
Fan / Motor Controllers / Drivers
Operating Supply Voltage
3 V to 5.5 V
Supply Current
400 uA
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Voltage - Load
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
TC649
Functional Block Diagram
DS21449C-page 2
GND
V
V
C
AS
IN
F
V
SHDN
+
–
+
–
–
+
Generator
Clock
TC649
70mV (typ.)
SHDN
PWM
–
+
3 x T
Start-up
Missing
Control
Detect
Timer
Pulse
Timer
Logic
PWM
10k
2002 Microchip Technology Inc.
FAULT
SENSE
V
V
DD
OUT