T460HW03-VF 데이터 시트보기 (PDF) - AU Optronics

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T460HW03-VF

46 inch Color TFT-LCD Module T460HW03VF

AU Optronics  

3.7 Backlight Specification

T460HW03 VF Product Specification

Rev. 1.0

The backlight unit contains 12 CCFLs (Cold Cathode Fluorescent Lamp)

3.7.1: Electrical specification

Item

Symbol

Spec

Condition

Unit Note

Min Typ Max

Input Voltage

VDDB

-

21.6 24 26.4 VDC -

Input Current

IDDB

VDDB=24V 6.745 7.1 7.455 ADC 1

Input Power

PDDB

VDDB=24V 161.88 170.4 178.92 W 1

Inrush Current

IRUSH

VDDB=24V -

- TBD ADC 2

On/Off control voltage

VBLON

ON

2

VDDB=24V

OFF

0

- 5.5

-

VDC

- 0.8

-

On/Off control current

IBLON

VDDB=24V -

- 1.5 mA -

MAX

3.0

-

3.3 VDC -

Dimming Control Voltage V_DIM

VDDB=24V

MIN

-

0

- VDC -

Dimming Control Current

I_DIM

VDDB=24V -

-

2 mADC -

Internal Dimming Ratio

DIM_R

VDDB=24V 10

- 100 % 3

External PWM

Control Voltage

MAX VDDB=24V 2

V_EPWM

MIN VDDB=24V 0

- 3.3

-

VDC

- 0.8

-

External PWM

Control Current

I_EPWM

VDDB=24V -

-

2 mADC -

External PWM Duty ratio D_EPWM

VDDB=24V 10

- 100 % 3

（ ℃ ） External PWM

Frequency

F_EPWM

VDDB=24V 140 180 240

Note 1 : Dimming ratio= 100% (MAX) Ta=25±5 , Turn on for 45minutes

Hz

-

Note 2: Measurement condition Rising time = 20ms (VDDB : 10%~90%);

Note 3: Less than10% dimming control is functional well and no backlight shutdown happened.

© Copyright AUO Optronics Corp. 2009 All Rights Reserved.

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