MP4653 datasheet(11/25 Pages) MPS

номер детали	MP4653

подробное описание детали	Real LIPS CC/CV Mode LLC TV LED Driver

PDF	25 Pages

Scroll/Zoom	100%

производитель	MPS [Monolithic Power Systems]

домашняя страница	http://www.monolithicpower.com

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11 / 25 page

MP4653—REAL LIPS CC/CV MODE LLC TV LED DRIVER

MP4653 Rev 1.01

www.MonolithicPower.com

6/28/2012

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

TYPICAL PERFORMANCE CHARACTERISTICS

(continued)

Performance waveforms are tested on the evaluation board of the Design Example section.

VIN = 12V, 400V_bus=380V, VLED = 120V, ILED=130mA*4 strings, DC/DC output=12V/1.5A, TA =

25°C, unless otherwise noted.

Start Up with CV Mode

Start Up with CC Mode

Shut Down at CV Mode

Shut Down at CC Mode

Steady State

PWM Dimming, 50%, 480Hz

Analog Dimming

ADIM=0.655V

PWM Dimming+ Analog

Dimming

12V OUTPUT

10V/div.

VBUS

10V/div.

VGR

5V/div.

VIN_IC

10V/div.

VGL

5V/div.

VBUS

10V/div.

VFSET

1V/div.

ILED

200mA/div.

VGL

5V/div.

VBUS

5V/div.

VFSET

1V/div.

ILED

200mA/div.

VGL

5V/div.

VBUS

5V/div.

VFSET

500mV/div.

ILED

200mA/div.

VGL

5V/div.

VBUS

5V/div.

VFSET

500mV/div.

ILED

200mA/div.

VGL

5V/div.

VGL

5V/div.

VBUS

5V/div.

VBUS

5V/div.

VFSET

500mV/div.

VOPEN

50V/div.

ILED

200mA/div.

VICOMP

1V/div.

VGL

5V/div.

VBUS

5V/div.

VFSET

500mV/div.

ILED

200mA/div.

VGL

5V/div.

VBUS

5V/div.

VFSET

500mV/div.

IPRI

1A/div.

Open LED Protection

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