MP44010 Ver la hoja de datos (PDF) - Unspecified

Número de pieza

componentes Descripción

Fabricante

MP44010

Boundary Mode PFC Controller

Unspecified 

MP44010 – BOUNDARY MODE PFC CONTROLLER

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

Performance waveforms are generated using the evaluation board built with design example on

page 11. Vac=220V, VOUT=400V, POUT=100W, TA=25oC, unless otherwise noted.

Steady State

Steady State

Steady State

POUT=100W

POUT=50W

POUT=0W

VOUT

AC Coupled

10V/div.

VREC

200V/div.

IL

1A/div.

VOUT

AC Coupled

10V/div.

VREC

200V/div.

IL

1A/div.

VOUT

AC Coupled

10V/div.

VREC

200V/div.

IL

1A/div.

Startup

VOUT

200V/div.

VREC

100V/div.

Iac

10A/div.

Shutdown

VOUT

200V/div.

VREC

100V/div.

Iac

2A/div.

Zero-current Sensing

IL

1A/div.

VZCS

50V/div.

VGATE

20V/div.

Zero-crossing Compensation Harmonics

Vac=85V

35

IL

1A/div.

30

25

IEC1000-3-2 Class C

20

VREC

10V/div.

VGATE

20V/div.

15

10

5

0

3

MP44010 Design Example

11 19 27 35

HARMONIC ORDER

MP44010 Rev. 1.11

www.MonolithicPower.com

7

10/17/2012

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

© 2012 MPS. All Rights Reserved.

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