NCV47701 查看數據表（PDF） - ON Semiconductor

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NCV47701

Low Dropout Regulator - Adjustable Current Limit 5 V to 20 V

ON Semiconductor 

NCV47701

Vin

VOLTAGE

REFERENCE

VREF1

VREF2

PASS DEVICE

AND

ICSO = Iout / 100

CURRENT MIRROR

EN

ENABLE

SATURATION

PROTECTION

THERMAL

SHUTDOWN

SP

TSD

VREF2

+ 2.55 V

-

Vout

CSO

GND

SP

+

-

TSD

VREF1

1.275 V

ADJ

Figure 2. Simplified Block Diagram

PIN FUNCTION DESCRIPTION

Pin No.

SOIC−8 EP

Pin No.

SOIC−8

Pin Name

1

1

ADJ

2

2

GND

3

3

EN

4

4

CSO

5

6

7

8

EPAD

5

Vin

6

NC

7

NC

8

Vout

−

EPAD

Description

Adjustable Voltage Setting Input. See Application Section for more details.

Power Supply Ground.

Enable Input; low level disables the IC.

Current Sense Output, Current Limit setting and Output Current value information.

See Application Section for more details.

Positive Power Supply Input.

Not Connected

Not Connected

Regulated Output Voltage.

Connect to ground potential or leave unconnected.

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