MP2308 – 18V, 4A SYNCHRONOUS STEP-DOWN CONVERTER

MP2308 Rev. 1.0

www.MonolithicPower.com

5

7/9/2012

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© 2012 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS

815

816

817

818

819

820

821

822

823

824

825

-50 -30 -10 10 30 50 70 90 110130

100

500

900

1300

1700

2100

2500

2900

350 450 550 650 750 850 950 1050

INPUT VOLTAGE(V)

OUTPUT CURRENT(A)

Peak Current vs. Duty

Cycle

INPUT VOLTAGE(V)

INPUT VOLTAGE(V)

OUTPUT CURRENT(A)

OUTPUT CURRENT(A)

Efficiency vs. Output

Current

0.001

0.01

0.1

1

10

-0.8

-0.6

-0.4

-0.2

0.0

0.2

0.4

0.6

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5

-1.5

-1.0

-0.5

0.0

0.5

1.0

1.5

4

6

8 10 12 14 16 18 20 22

2.5

3.5

4.5

5.5

6.5

7.5

8.5

5

152535455565

7.8

8

8.2

8.4

8.6

8.8

9

468 10 12 14 16 18 20 22

863

864

865

866

867

868

4

6

8 1012 1416 1820 22

0

7

14

21

28

35

42

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5

70

75

80

85

90

95

100