MP2482 – 5A, 30V, 420kHZ STEP-DOWN CONVERTER

MP2482 Rev.1.4

www.MonolithicPower.com

5

9/21/2011

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

Preliminary Specifications Subject to Change

© 2011 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS

DUTY CYCLE (%)

Peak Current vs

Duty Cycle

Efficiency vs

Output Current

INPUT VOLTAGE(V)

Operating Range

123456

0

0

10

20

50

30

60

70

40

OUTPUT CURRENT (A)

OUTPUT CURRENT (A)

Case Temperature vs

Output Current

Disabled Supply Current

vs Input Voltage

10

020

30

40

10

0

0

0.05

0.10

0.15

0.20

0.25

0.30

0.35

20

30

40

40

20

60

80

100

1

234

5

Enabled Supply Current

vs Input Voltage

Regulation

INPUT VOLTAGE (V)

INPUT VOLTAGE (V)

INPUT VOLTAGE (V)

Line Regulation

OUTPUT CURRENT (A)

Load Regulation

0

1

23

45

1.005

1.000

0.995

0.990

0.985

0.980

I=5A

5

9

1317 2125 29

33

0

0.1

1

10

100

510

15 20

25 30

35

0.99995

1.00000

1.00005

1.00010

1.00015

1.00020

1.00025

1.00030

1.00035

0

3.5

3.7

3.9

4.1

4.3

4.5

4.7

4.9

510

15

20

25

30

800

850

900

950

1000

1050

1100

70

75

80

85

90

95

100

6.0

6.5

7.0

7.5

8.0

8.5

9.0

9.5

Minimum On

Time Limit

INPUT VOLTAGE (V)