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UTC6650
MOTOR SPEED CONTROL CIRCUIT
DESCRIPTION
LI NEAR I NTEGRATED CI RCUI T
The UTC6650 is a monolithic integrated circuit designed for the tape recorder.
FEATURES
*Wide operating supply voltage:Vcc=1.8V- 7V *Few external components *Easy Speed control mode
DIP-8
BLOCK DIAGRAM
COMP. INPUT VREFVREF+ VCC
4
1kΩ
1
2
Reference Voltage
3
Start circuit
10kΩ
MOTOR
7 8
PHASE
5
GND
6
GND
YOUW ANG ELECTRONI CS CO. LTD
1
UTC6650
Characteristic
Supply Voltage Terminal Voltage Terminal 8 Voltage Supply Current Terminal 7 Current Power Dissipation Operating Temperature Storage Temperature
LI NEAR I NTEGRATED CI RCUI T
Symbol
VCC Vn(n=1,2,3,4) V8 Icc I7 PD Topr Tstg
ABSOLUTE MAXIMUM RATINGS(Ta=25°C)
Value
7.5 -0.5~7.5 -0.