NCP585DSN12T1G datasheet(8/13 Pages) ONSEMI

Part #	NCP585DSN12T1G

Description	Tri-Mode 300 mA CMOS LDO Regulator with Enable

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NCP585

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TYPICAL CHARACTERISTICS

10

50

TIME, t (ms)

100

0.98

0.96

0.94

0.92

0.90

0.88

0.86

0

Output Voltage

Input Voltage

20

60

30

70

40

80

90

4.1

2.1

1.1

0.1

−1.1

3.1

ECO = H, Iout = 30 mA

Cout = Tantalum 1.0 mF

Vout = 0.9 V

0.4

2.0

TIME, t (ms)

4.0

3.1

2.6

2.1

1.6

1.1

0.6

0.1

0.0

0.8

2.4

1.2

2.8

1.6

3.2 3.6

4.1

2.1

1.1

0.1

−1.1

3.1

−2.1

Output Voltage

Input Voltage

ECO = L, Iout = 30 mA

Cout = Tantalum 1.0 mF

Vout = 0.9 V

Figure 28. Input Transient Response

Time, t (ms)

510

15

20

30

1.3

1.1

1.0

0.9

0.8

0.7

025

40

35

1.2

60

0

−30

−60

−90

−120

30

Time, t (ms)

ECO = H, Vin = 1.9 V

Cin = Tantalum 1.0 mF

Cout = Tantalum 2.2 mF

Vout = 0.9 V

Output Voltage

Load Current

510

15

20

Time, t (ms)

30

1.3

1.1

1.0

0.9

0.8

0.7

025

40

35

1.2

150

50

0

−50

−100

−150

100

510

15

20

30

1.3

1.1

1.0

0.9

0.8

0.7

025

40

35

1.2

60

0

−30

−60

−90

−120

30

0.5

1.0

1.5

2.0

3.0

3.1

2.1

1.6

1.1

0.6

0.1

0

2.5

4.0

3.5

2.6

20

0

−10

−20

−30

−40

10

ECO = H, Vin = 1.9 V

Cin = Tantalum 1.0 mF

Cout = Tantalum 1.0 mF

Vout = 0.9 V

Output Voltage

Load Current

Time, t (ms)

ECO = H, Vin = 1.9 V

Cin = Tantalum 1.0 mF

Cout = Tantalum 1.0 mF

Vout = 0.9 V

Output Voltage

Load Current

ECO = H, Vin = 1.9 V

Cin = Tantalum 1.0 mF

Cout = Tantalum 1.0 mF

Vout = 0.9 V

Load Current

Output Voltage

Figure 29. Load Transient Response

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NCP585DSN12T1G Datasheet(PDF) 8 Page - ON Semiconductor

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