NCP1402SN19T1 datasheet(9/18 Pages) ONSEMI

Part #	NCP1402SN19T1

Description	200 mA, PFM Step-Up Micropower Switching Regulator

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP1402

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9

0.8

0.2

0.0

1.0

0.4

0.6

−50

25

0

−25

50

75

100

3.0

2.5

1.0

1.5

0.5

0.0

2.5

0.8

0.2

0.0

TEMPERATURE (

°C)

Figure 27. NCP1402SN19T1 VLX Voltage Limit

vs. Temperature

Figure 28. NCP1402SN30T1 VLX Voltage Limit

vs. Temperature

Figure 29. NCP1402SN50T1 VLX Voltage Limit

vs. Temperature

TEMPERATURE (

°C)

Figure 30. NCP1402SN19T1 Switch−on

Resistance vs. Temperature

TEMPERATURE (

°C)

Figure 31. NCP1402SN30T1 Switch−on

Resistance vs. Temperature

TEMPERATURE (

°C)

Figure 32. NCP1402SN50T1 Switch−on

Resistance vs. Temperature

TEMPERATURE (

°C)

1.0

1.5

3.0

2.0

1.0

3.5

4.0

TEMPERATURE (

°C)

0.4

0.6

0.8

0.2

0.0

1.0

0.4

0.6

−50

25

0

−25

50

75

100

−50

25

0

−25

50

75

100

−50

25

0

−25

50

75

100

−50

25

0

−25

50

75

100

−50

25

0

−25

50

75

100

2.0

3.0

2.5

1.0

1.5

0.5

0.0

2.0

NCP1402SN19T1

VOUT = 1.9 V x 0.96

VLX = 0.4 V

Open−Loop Test

NCP1402SN19T1

Open−Loop Test

NCP1402SN30T1

Open−Loop Test

NCP1402SN50T1

Open−Loop Test

NCP1402SN50T1

VOUT = 5.0 V x 0.96

VLX = 0.4 V

Open−Loop Test

NCP1402SN30T1

VOUT = 3.0 V x 0.96

VLX = 0.4 V

Open−Loop Test

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