MP8771 – 18V, 10A, SYNCHRONOUS, STEP-DOWN CONVERTER

MP8771 Rev. 1.11

www.MonolithicPower.com

8

2/24/2020

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2020 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

VIN = 12V, VOUT = 1V, L = 0.56µH, TA = 25°C, unless otherwise noted.

Load Regulation vs. Load Current

VOUT = 3.3V

Load Regulation vs. Load Current

VOUT = 5V

‐0.5

‐0.4

‐0.3

‐0.2

‐0.1

0

0.1

0.2

0.3

0.4

0.5

012

34

567

89

10

LOAD CURRENT (A)

VIN=5V

VIN=12V

VIN=18V

‐0.5

‐0.4

‐0.3

‐0.2

‐0.1

0

0.1

0.2

0.3

0.4

0.5

0123456789

10

LOAD CURRENT (A)

VIN=7V

VIN=12V

VIN=18V

Line Regulation vs. Input Voltage

Case Temperature Rise vs. Output

Current

-0.5

-0.4

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.4

0.5

36

9

12

15

18

INPUT VOLTAGE (V)

Io=0.01A

Io=5A

Io=10A

0

10

20

30

40

50

60

246

8

10

OUTPUT CURRENT (A)

Vout=1V

Vout=3.3V

Vout=5V

Enabled Supply Current vs. Input

Voltage

Disabled Supply Current vs. Input

Voltage

40

50

60

70

80

90

100

110

120

3

6

9

12

15

18

INPUT VOLTAGE (V)

0

1

2

3

4

5

36

9

12

15

18

INPUT VOLTAGE (V)