T491C106K016AS datasheet(5/18 Pages) ONSEMI

Part #	T491C106K016AS

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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5

100

60

80

40

20

0

3.0

2.0

3.5

2.5

1.5

4.0

40

0

1.9

60

40

20

1.6

IO, OUTPUT CURRENT (mA)

Figure 3. NCP1402SN19T1 Output Voltage vs.

Output Current

Figure 4. NCP1402SN30T1 Output Voltage vs.

Output Current

6.0

5.0

4.0

3.0

1.0

Figure 5. NCP1402SN50T1 Output Voltage vs.

Output Current

IO, OUTPUT CURRENT (mA)

Figure 6. NCP1402SN19T1 Efficiency vs.

Output Current

IO, OUTPUT CURRENT (mA)

Figure 7. NCP1402SN30T1 Efficiency vs.

Output Current

IO, OUTPUT CURRENT (mA)

Figure 8. NCP1402SN50T1 Efficiency vs.

Output Current

IO, OUTPUT CURRENT (mA)

2.1

20

60

0

80

100

Vin = 0.9 V

NCP1402SN19T1

L = 47

µH

TA = 25°C

IO, OUTPUT CURRENT (mA)

1.7

1.8

2.0

80

100 120

140 160 180 200

0

60

40

20

80

100 120

140 160 180 200

2.0

060

40

20

80

100 120

140 160 180 200

0

60

40

20

80

100 120

140 160 180 200

060

40

20

80

100 120

140 160 180 200

100

60

80

40

20

0

060

40

20

80

100 120

140 160 180 200

Vin = 1.2 V

Vin = 1.5 V

Vin = 0.9 V

Vin = 1.2 V

Vin = 1.5 V

Vin = 2.5 V

Vin = 2.0 V

NCP1402SN30T1

L = 47

µH

TA = 25°C

Vin = 0.9 V

Vin = 1.2 V

Vin = 1.5 V

Vin = 4.0 V

Vin = 2.0 V

Vin = 3.0 V

Vin = 0.9 V

Vin = 1.2 V

Vin = 1.5 V

Vin = 0.9 V

Vin = 1.2 V

Vin = 1.5 V

Vin = 2.0 V

Vin = 2.5 V

Vin = 0.9 V

Vin = 1.2 V

Vin = 1.5 V

Vin = 2.0 V

Vin = 3.0 V

Vin = 4.0 V

NCP1402SN19T1

L = 47

µH

TA = 25°C

NCP1402SN50T1

L = 47

µH

TA = 25°C

NCP1402SN50T1

L = 47

µH

TA = 25°C

NCP1402SN30T1

L = 47

µH

TA = 25°C

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