MP28252 – SYNCHRONOUS STEP-DOWN CONVERTER WITH INTERNAL MOSFETS

MP28252 Rev. 1.1

www.MonolithicPower.com

5

12/25/2013

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TYPICAL PERFORMANCE CHARACTERISTICS

0

5

10

15

20

25

-0.5

-0.4

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.4

0.5

00.5

1

1.5

2

Line Regulation

INPUT VOLTAGE (V)

Enabled Supply Current vs.

Input Voltage

Operating Range

Vcc Regulator Line Regulation

INPUT VOLTAGE (V)

INPUT VOLTAGE (V)

INPUT VOLTAGE (V)

Load Regulation

LOAD CURRENT (A)

INPUT VOLTAGE (V)

Case Temperature Rise

vs. Output Current

OUTPUT CURRENT (A)

0

5

10

15

20

25

0

5

10

15

20

25

Disabled Supply Current vs.

Input Voltage

0

5

10

15

20

25

0.1

1

10

100

0

5

10

15

20

25

-1.0

-0.5

0

0.5

1.0

V

V

V

500

550

600

650

700

750

800

850

900

950

1000

-0.20

-0.15

-0.10

-0.05

0

0.05

0.10

0.15

0.20

3.5

4

4.5

5

5.5

6

Dmax Limit

Minimum on time Limit

0

1

2

3

4

5

6

7

8

9

10

0

0.5

1

1.5

2

2.5