MP2331H – 24V, 2A, SYNCHRONOUS BUCK CONVERTER

MP2331H Rev. 1.0

www.MonolithicPower.com

6

10/18/2018

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© 2018 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

VIN = 19V, VOUT = 3.3V, L = 2.2µH, FSW = 1.2MHz, unless otherwise noted.

Efficiency

VOUT = 1V, L = 1

μH, DCR = 4.6mΩ

Load Regulation

IOUT = 0.1 - 2A

30

35

40

45

50

55

60

65

70

75

80

85

90

0

0.5

1

1.5

2

OUTPUT CURRENT (A)

Vin=5V

Vin=12V

Vin=19V

Vin=24V

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0

0.5

1

1.5

2

OUTPUT CURRENT (A)

Vin=5V

Vin=12V

Vin=19V

Vin=24V

Line Regulation

VIN = 5 - 24V

Enabled Supply Current vs. Input

Voltage

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

5

10

15

20

25

INPUT VOLTAGE (V)

Io=0A

Io=1A

Io=2A

150

160

170

180

190

200

210

220

230

240

250

4

9

14

19

24

INPUT VOLTAGE (V)

Disabled Supply Current vs. Input

Voltage

VIN UVLO Threshold vs. Temperature

0

1

2

3

4

5

6

7

8

4

9

14

19

24

INPUT VOLTAGE (V)

2

2.5

3

3.5

4

4.5

5

-40 -20

0

20

40

60

80 100 120 140

TEMPERATURE (

℃)

Rising threshold

Falling threshold