MP2127 – 2.7-6V, 2A, 1.2MHZ SYNCHRONOUS STEP-DOWN CONVERTER

MP2127 Rev. 0.91

www.MonolithicPower.com

5

4/27/2010

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TYPICAL PERFORMANCE CHARACTERISTICS

Load Regulation

Enabled Supply Current

vs. Input Voltage

Case Temperature Rise

vs. Output Current

OUTPUT CURRENT (A)

DUTY CYCLE

Ipeak vs. Duty

LOAD CURRENT(A)

INPUT VOLTAGE (V)

Line Regulation

500

520

540

560

580

600

620

640

660

680

02468

0

5

10

15

20

25

30

35

40

0

0.5

1

1.5

2

0

10

20

30

40

50

60

70

80

90

100

0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2

Efficiency vs. Load Current

LOAD CURRENT(A)

VIN=3V

VIN=5V

3

3.3

3.6

3.9

4.2

0%

20%

40% 60%

80% 100%

-0.20

-0.16

-0.12

-0.08

-0.04

0.00

0.04

0.08

0.12

0.16

0.20

0

0.5

1

1.5

2

VIN=5V

VIN=3V

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

23

45

67

IO=0A

IO=1A

IO=2A