AN6650 Просмотр технического описания (PDF) - Wing Shing International Group

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AN6650

MOTOR SPEED CONTROL

Wing Shing International Group 

AN6650 LINEAR INTEGRATED CIRCUIT

ELECTRICAL CHARACTERISTICS (Ta=25°C, Vcc=6V, f=1KHZ, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS MIN TYP MAX UNIT TEST

CIRCUIT

Quiescent Circuit

ICC

VCC=3V

2

3

mA

1

Current

Reference Voltage

VREF

VCC=3V，R2-1>10kΩ

1.20 1.28 1.35

V

4

Start Voltage

VCC(S)

30mAcurrent flow to Ra

1.0 1.2

V

2

Saturation Voltage

V(SAT)

VCC=1.8V,Ra=4.7Ω

0.2

0.5

V

2

Reference Voltage

Characteristics

∆VREF

VREF

VCC=1.8V~7.0V

-1.25 0.1 1.25 %/V

1

Output Voltage

Characteristics

∆VCC

∆VA

VA

VCC=1.8V~7.0V

-1.2 0.1 1.2 %/V

3

∆VCC

Reference Voltage

Current

Characteristics

∆VREF

VREF

I7=1mA~20mA

-0.2 0.01 0.2 %/mA

4

∆I7

Reference Voltage

Temperature

∆VREF

VREF

TA=-20~+60°C,VCC=3.0V

0.01

%/°C

4

Characteristics

∆TA

TEST CIRCUIT

8765

0.1 µF

1234

1 µF

10kΩ

A

VCC

∆VREF

VREF

FIG.1 (Icc,

∆VCC )

V

8765

Ra

4.7Ω

0.1 µF

1234

0.47Ω

1 µF

VCC

FIG 2 (Vcc(s),Vsat)

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