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UNISONIC TECHNOLOGIES CO., AN6650

LINEAR INTEGRATED CIRCUIT

MOTOR SPEED CONTROL CIRCUIT DESCRIPTION

S O P -8

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

D IP -8

*Pb-free plating product number: AN6650L

ORDERING INFORMATION Order Number Normal Lead Free Plating AN6650-S08-R AN6650L-S08-R AN6650-S08-T AN6650L-S08-T AN6650-D08-T AN6650L-D08-T

www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co.,

Package

Packing

SOP-8 SOP-8 DIP-8

Tape Reel Tube Tube

1 QW-R109-002.C

AN6650

LINEAR INTEGRATED CIRCUIT

BLOCK DIAGRAM Comp. Input

VREF-

4

1

VREF+

VCC

2

3

Reference Voltage

1kΩ

Start Circuit 10kΩ

10kΩ

Motor

7 8

5

6

Phase

GND

GND

UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw

2 QW-R109-002. C

AN6650

LINEAR INTEGRATED CIRCUIT

ABSOLUTE MAXIMUM RATINGS (Ta=25°C) PARAMETER Supply Voltage Terminal Voltage Terminal 8 Voltage Supply Current Terminal 7 Current Power Dissipation

SYMBOL VCC Vn (n=1,2,3,4) V8 ICC* I7 DIP-8 SOP-8

Operating Temperature Storage Temperature *Test Time10kΩ 30mAcurrent flow to Ra VCC=1.8V, Ra=4.7Ω

TEST CIRCUIT 1 4 2 2

MIN

1.20

TYP

MAX

UNIT

2 1.28 1.0 0.2

3 1.35 1.2 0.5

mA V V V

VCC=1.8V ~ 7.0V

1

-1.25

0.1

1.25

%/V

VCC=1.8V ~ 7.0V

3

-1.2

0.1

1.2

%/V

I7=1mA ~ 20mA

4

-0.2

0.01

0.2

%/mA

Ta=-20 ~ +60°C, VCC=3.0V

4

ΔVCC ΔVA

Output Voltage Characteristics Reference Voltage Current Characteristics Reference Voltage Temperature Characteristics

VA ΔVCC ΔVREF VREF ΔI7 ∆VREF VREF

0.01

%/°C

∆TA

UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw

3 QW-R109-002. C

AN6650

LINEAR INTEGRATED CIRCUIT

TEST CIRCUIT

V 8

7

6

5 Ra 4.7Ω

0.1 µF

1

2

3

8

7

6

5

1

2

3

4

0.1 µF

4

1 µF

10kΩ

0.47Ω

1kΩ

9.1kΩ

1 µF

A VCC

VCC ∆VREF VREF

FIG.1 (Icc,

8

FIG 2 (Vcc(s), Vsat)

5

0.1 µF

8

7

6

5

1

2

3

4

0.1 µF

2 1kΩ

9.1kΩ

1

3

4

1 µF

A

10Ω

VCC

FIG.3

1kΩ

Ra 1KΩ

6

)

9.1kΩ

Va

7

∆VCC

V

1 µF

10Ω

VCC

FIG 4

UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.

UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw

4 QW-R109-002. C