MP8716 – SYNCHRONOUS STEP-DOWN CONVERTER WITH INTERNAL MOSFETS

MP8716 Rev. 0.9

www.MonolithicPower.com

5

4/23/2010

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TYPICAL PERFORMANCE CHARACTERISTICS

Load Regulation

INPUT VOLTAGE (V)

Enabled Supply Current vs

Input Voltage

Peak Current vs

Duty Cycle

Operating Range

Vcc Regulator Line Regulation

INPUT VOLTAGE (V)

INPUT VOLTAGE (V)

700

705

710

715

720

725

730

735

740

745

750

DUTY CYCLE (%)

Line Regulation

OUTPUT CURRENT (A)

INPUT VOLTAGE (V)

Case Temperature Rise vs.

Output Current

OUTPUT CURRENT (A)

0

5

10

15

20

25

-0.2

-0.15

-0.1

-0.05

0

0.05

0.1

0.15

0.2

0

5

10

15

20

25

Disabled Supply Current vs

Input Voltage

3.5

4

4.5

5

5.5

0

5

10

15

20

25

5

5.2

5.4

5.6

5.8

6

6.2

6.4

6.6

6.8

7

0 10 20304050 607080 90100

0.1

1

10

100

0

5

10

15

20

25

Dmax Limit

Minimum on time Limit

0

5

10

15

20

25

0

5

10

15

20

25

01

2

3

4

0

0.5

1

1.5

2

2.5

3

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

INPUT VOLTAGE (V)

-0.40

-0.30

-0.20

-0.10

0.00

0.10

0.20

0.30

0.40

.