NCP1522BSNT1G datasheet(7/14 Pages) ONSEMI

Part #	NCP1522BSNT1G

Description	3 MHz, 600 mA Step-Down DC-DC Converter

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP1522B

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Figure 15. Typical Soft-Start

(VOUT = 1.2 V, IOUT = 250 mA)

Figure 16. Short-Circuit Protection

(VIN = 3.6 V, VOUT = 1.2 V)

Figure 17. Line Regulation

(VOUT = 1.2 V, IOUT = 300 mA)

VIN, INPUT VOLTAGE (V)

Figure 18. Line Regulation

(VOUT = 1.2 V, TA = 255C)

VIN, INPUT VOLTAGE (V)

VOUT

500 mV/div

ILX

100 mV/div

VIN

2 V/div

Time

100

ms/div

ILX

500 mV/div

VOUT

200 mV/div

Time

10 ms/div

-1

-0.8

-0.6

-0.4

-0.2

0

0.2

0.4

0.6

0.8

1

2.7

3.2

3.7

4.2

4.7

5.2

-40

°C

25

°C

85

°C

-1

-0.8

-0.6

-0.4

-0.2

0

0.2

0.4

0.6

0.8

1

2.7

3.2

3.7

4.2

4.7

5.2

IOUT = 300 mA

IOUT = 1 mA

IOUT = 600 mA

Figure 19. 3.0 V to 3.6 V Line Transient

(Risetime = 50

ms, VOUT = 1.2 V, IOUT = 100 mA,

TA = 255C)

VOUT

20 mV/div

VIN

0.5 V/div

Figure 20. 3.6 V to 3.0 V Line Transient

(Risetime = 50

ms, VOUT = 1.2 V, IOUT = 100 mA,

TA = 255C)

VOUT

20 mV/div

VIN

0.5 V/div

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NCP1522BSNT1G Datasheet(PDF) 7 Page - ON Semiconductor

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