NCP690(2009) 데이터 시트보기 (PDF) - ON Semiconductor

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NCP690
(Rev.:2009)

1 A, Low IGND, Very Low Dropout Regulator (VLDO) with/without Enable

ON Semiconductor 

NCP690, NCP691, NCP692

VIN

CIN

1 mF**

1,6

IN

OUT 4

3 EN* NCP692 SNS 5

GND

2, EPAD

VOUT

COUT

1 mF**

Note: * NCP692 device has EN active high

Note: ** Minimum value required for stability

Figure 1. NCP692 Typical Application Circuit for Fixed Version

(Output voltage versions: 1.5 V, 1.8 V, 2.5 V, 5.0 V)

VIN

CIN

1 mF**

1,6

IN

4

OUT

3

NCP691

5

EN*

SNS

GND

2, EPAD

VOUT

COUT

1 mF**

Note: * NCP691 device has EN active low

Note: ** Minimum value required for stability

Figure 2. NCP691 Typical Application Circuit for Fixed Version

(Output voltage versions: 1.5 V, 1.8 V, 2.5 V, 5.0 V)

VIN

CIN

1 mF*

1,6

IN

3

N/C

NCP690

GND

4

OUT

5

SNS

2, EPAD

VOUT

COUT

1 mF*

Note: * Minimum value required for stability

Figure 3. NCP690 Typical Application Circuit for Fixed Version

(Output voltage versions: 1.5 V, 1.8 V, 2.5 V, 5.0 V)

VIN 3.3 V

VEN

CIN

1 mF**

1,6

IN

5

OUT

NCP691−ADJ/

NCP692−ADJ

3 EN*

4

ADJ

GND

2, EPAD

VOUT 2.5 V

R1

9.1 k

R2

9.1 k

COUT

1 mF**

Note: * NCP691−ADJ device has EN active low and

Note: * NCP692−ADJ device has EN active high

Note: ** Minimum value required for stability

Figure 4. NCP692 Typical Application Circuit for Adjustable Version

(Adjustable version for 1.25 V < VOUT ≤ 5.0 V)

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