MP2040 datasheet(5/12 Pages) MPS

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MP2040 –FAST TRANSIENT RESPONSE, 3A VERY LOW DROPOUT LINEAR REGULATOR

MP2040 Rev.1.0

www.MonolithicPower.com

9/21/2010

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

TYPICAL PERFORMANCE CHARACTERISTICS

C1=22µF, C2=0.1µF, C3=1.0µF, C4=4.7µF, C6=22nF, VB=5V, TA=25ºC, unless otherwise noted

Load Regulation

Line Regulation

Load Regulation

Line Regulation

100

120

140

160

0.0

0.8

1.6

2.4

3.2

4.0

LOAD CURRENT ( A )

1.190

1.194

1.198

1.202

1.206

1.210

1.5

1.9

2.3

2.7

3.1

3.5

INPUT VOLTAGE ( V )

Voltage Dropout

VOUT=1.2V

Line Regulation

1.190

1.194

1.198

1.202

1.206

1.210

0.0

0.6

1.2

1.8

2.4

3.0

LOAD CURRENT ( A )

VIN=1.8V

VIN=1.5V

IIN=1.0A

IIN=0.6A

Load Regulation

-20

-10

0.1

100

1000 10000

FREQUENCY (kHz )

PSRR vs. Frequency

VIN=1.5V,VOUT=1.2V

1.790

1.796

1.802

1.808

1.814

1.820

2.0

2.3

2.6

2.9

3.2

3.5

INPUT VOLTAGE ( V )

IIN=1.0A

IIN=0.6A

1.800

1.804

1.808

1.812

1.816

1.820

0.0

0.6

1.2

1.8

2.4

3.0

LOAD CURRENT ( A )

INPUT VOLTAGE ( V )

LOAD CURRENT ( A )

VIN=2.5V

VIN=1.8V

0.5

1.0

1.5

2.0

2.5

3.0

PD (W)

MP2040DU Case

Temperature vs. PD

VB=5V,VOUT=1.2V

2.48

2.49

2.50

2.51

2.52

2.53

2.5

2.8

3.1

3.4

3.7

4.0

2.45

2.47

2.49

2.51

2.53

2.55

0.0

0.6

1.2

1.8

2.4

3.0

IIN=0.6A

IIN=1.0A

VIN=3.5V

VIN=2.8V

VIN=3.3V

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