MP8352 – 3V to 6V INPUT, 6A, 600KHz STEP-DOWN WITH SYNCHRONOUS GATE DRIVER

MP8352 Rev. 1.0

www.MonolithicPower.com

4

1/25/2010

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TYPICAL PERFORMANCE CHARACTERISTICS

0

123

45

6

60

70

80

90

100

LOAD CURRENT(A)

Vin=3V

Vin=5V

Vin=6V

Efficiency vs.

Output Current

Enabled Supply Current

vs.Vcc Voltage

500

600

700

800

900

1000

VCC VOLTAGE(V)

Disabled Supply Current

vs.Vcc Voltage

10

30

50

70

90

110

130

VCC VOLTAGE(V)

Case Temperature Rise

vs.Output Current

5

15

25

35

45

55

123

456

OUTPUT CURRENT(A)

Peak Current vs.

Duty Cycle

6

7

8

9

10

11

12

13

10 20 30 40 50 60 70 80 90

DUTY CYCLE(%)

Line Regulation

INPUT VOLTAGE (V)

Load Regulation

-0.075

-0.065

-0.055

-0.045

-0.035

-0.025

-0.015

-0.005

0.005

0123456

LOAD CURRENT(A)

Vin=3V

Vin=5V

Vin=6V

-0.06

-0.05

-0.04

-0.03

-0.02

-0.01

0.00

0.01

3.0

3.5

4.0

4.5

5.0

5.5

6.0

3.0 3.5

4.0 4.5

5.0 5.5 6.0

3.0 3.5

4.0 4.5

5.0 5.5

6.0

Io = 0A

Io =3A

Io =6A