MP1474 datasheet(4/16 Pages) MPS

Part #	MP1474

Description	High-Efficiency, 2A, 16V, 500kHz Synchronous, Step-Down Converter

PDF	16 Pages

Scroll/Zoom	100%

Manufacturer	MPS [Monolithic Power Systems]

Direct Link	http://www.monolithicpower.com

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4 / 16 page

MP1474 – SYNCHRONOUS STEP-DOWN CONVERTER

MP1474 Rev. 1.0

www.MonolithicPower.com

9/26/2012

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

TYPICAL CHARACTERISTICS

VIN = 12V, VOUT = 3.3V, L=5.5μH, TA = 25°C, unless otherwise noted.

INPUT VOLTAGE(V)

2.5

2.8

3.1

3.4

3.7

4.3

25 30 35 40 45 50 55 60 65 70 75

Load Regulation

VIN=5-16V, IOUT=0-2A

Peak Current

vs. Duty Cycle

Disabled Supply Current

vs. Input Voltage

VEN=0V

Enabled Supply Current

vs. Input Voltage

VFB=1V

Line Regulation

VIN=5V-16V

OUTPUT CURRENT (A)

INPUT VOLTAGE(V)

-0.3

-0.2

-0.1

0.1

0.2

0.3

0.4

0.8

1.2

1.6

VIN=12V

VIN=16V

VIN=5V

-0.5

-0.3

-0.1

0.1

0.3

0.5

56 789 10 11 12 13 14 15 16

IOUT=0A

IOUT=1A

IOUT=2A

-10

-7

-4

-1

400

450

500

550

600

650

700

750

800

MP1474 Datasheet(PDF) 4 Page - Monolithic Power Systems

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