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UTC AN6650
LINEAR INTEGRATED CIRCUIT
MOTOR SPEED CONTROL CIRCUIT
DESCRIPTION
The UTC AN6650 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
1k Ω
1
2
Reference Voltage
3
Start Circuit
10k Ω 10k Ω
Motor
7 8
Phase
5
GND
6
GND
ABSOLUTE MAXIMUM RATINGS(Ta=25°C)
PARAMETER
Supply Voltage Terminal Voltage Terminal 8 Voltage Supply Current Terminal 7 Current Power Dissapation Operating Temperature Storage Temperature *Test Time<5µs
SYMBOL
VCC Vn(n=1,2,3,4) V8 ICC* I7 PD TOPR TSTQ
VALUE
7.5 -0.5 to 7.5 -0.5 to 1 1000 1000 750 -20 to 70 -40 to 150
UNIT
V V V mA mA mW °C °C
UTC
UNISONIC TECHNOLOGIES CO., LTD.