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AN6650
LINEAR INTEGRATED CIRCUIT
MOTOR SPEED CONTROL CIRCUIT
DESCRIPTION
The AN6650 is a monolithic integrated circuit, designed for the tape recorder.
SOP-8
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 10kΩ
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 Dissipation DIP-8 SOP-8 Operating Temperature Storage Temperature
*Test Time<5µs
SYMBOL
VCC Vn(n=1,2,3,4) V8 ICC* I7 PD
VALUE
7.5 -0.5 to 7.5 -0.