LXMG1623-12-44 MICROSEMI, LXMG1623-12-44 Datasheet

LXMG1623-12-44

Manufacturer Part Number

LXMG1623-12-44

Description

Manufacturer

MICROSEMI

Datasheet

1.LXMG1623-12-44.pdf (6 pages)

Specifications of LXMG1623-12-44

Operating Temperature Classification

Commercial

Pin Count

Lead Free Status / Rohs Status

Compliant

Current page: 1 of 6
Download datasheet (184Kb)

Rev. 1.1, 2006-11-15

Output Direct Drive™ CCFL (Cold

Cathode

Module

compatible with the Sharp LQ104S1DG21

/ 15 10.4”, LQ121S1DG31 / 41 12.1” as

well as the Samsung LTM121SI-T01

12.1” or similar dual lamp displays that

have

connectors on the top side of the panel.

designer with a vastly superior display

brightness range. This brightness range is

achievable with virtually any LCD display.

dimming input that permits brightness

control from either, a DC voltage source,

a PWM signal or external Potentiometer.

externally programmable (through the

input connector) over a range of 5.2 to

6.7mA in 0.5mA steps. This allows the

inverter to match the panel’s lamp current

specifications, or it can be used to

purposely drive the lamps at a lower

current to save power or lower nominal

brightness.

Protected By U.S. Patents: 5,923,129; 5,930,121; 6,198,234; Patents Pending

LXMG1623-12-44

IMPORTANT: For the most current data, consult MICROSEMI’s website:

The LXMG1623-12-44 is a Dual 4W

LXMG1623

The modules are available with a

The maximum output current is

ART

both

UMBER

specifically

Fluorescent

individual

modules

11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570

DC Voltage

PWM

designed

NIVERSAL

JST SM02(8.0)B-BHS-1-TB (LF)(SN) or Yeon Ho 20015WR-05A00

Source

Lamp)

lamp

provide

D E S C R I P T I O N

Potentiometer

, OR

Inverter

output

IMMING

OTENTIOMETER

the

TO 5.2M

Technique provides flicker-free bright-

ness control in any wide range (typically

50:1+) dimming application.

energizes

specifically to ensure that no premature

lamp degradation occurs, while allowing

significant power savings at lower dim

levels.

the system battery or AC adapter directly

to high frequency, high-voltage waves

required to ignite and operate CCFL

lamps. A 5V input inverter is also

available: LXMG1623-05-44.

Microsemi’s LX1689 backlight con-

troller, which provides a number of cost

and performance advantages due to the

controller’s high level of integration.

are stable fixed-frequency operation,

secondary-side strike-voltage regulation

and both open/shorted lamp protection

with fault timeout.

ELECTABLE

P A C K A G E O R D E R I N F O

P R O D U C T H I G H L I G H T

Signal

PWM

UTPUT

NPUT

RangeMAX™

The resultant “burst drive” that

The modules convert DC voltage from

The

Other benefits of this new topology

RMS

Integrated Products

Microsemi

http://www.microsemi.com

TO 6.7M

modules

ONNECTOR

AXIMUM

PanelMatch™

the

RMS

lamp

12V Dual 4W CCFL Programmable Inverter Module

UTPUT

Digital

design

URRENT 5M

Dimming

designed

utilizes

RODUCTION

NVERTER

ATASHEET

Externally Programmable

Maximum Output Current

Easy to Use Brightness Control

RangeMAX Wide Range Dimming

Output Open & Short-Circuit

Protection and Automatic Strike-

Voltage Regulation and Timeout

Fixed Frequency Operation

Rated From -20 to 70°C

UL60950 E175910

RoHS Compliant

LCD’s Requiring Both Output

Sharp LQ104S1DG21/51 and

Samsung LTM121SI-T01

Desktop Displays

Industrial Display Controls

Smooth, Flicker Free 2%-100%

Full-Range Brightness Control

Programmable Output Current

Allows Inverter to Mate With a

Wide Variety of LCD Panel’s

Specifications

Output Open Circuit Voltage

Regulation Minimizes Corona

Discharge For High Reliability

Connectors on One Side of

Panel

LQ121S1DG31/41

K E Y F E A T U R E S

A P P L I C A T I O N S

JST BHR-03VS-1

ANEL

LXMG1623-12-44

B E N E F I T S

ATES

ONNECTORS

IRECTLY

Page 1

Related parts for LXMG1623-12-44

LXMG1623-12-44 Summary of contents

Page 1

... The LXMG1623-12- Dual 4W Output Direct Drive™ CCFL (Cold Cathode Fluorescent Lamp) Inverter Module specifically designed to compatible with the Sharp LQ104S1DG21 / 15 10.4”, LQ121S1DG31 / 41 12.1” as well as the Samsung LTM121SI-T01 12.1” or similar dual lamp displays that have both individual lamp connectors on the top side of the panel ...

Page 2

... Limited) RMS 90% ≤ Units R.C. Max 12 13 14.4 3.5 4.0 W 2.0 V 530 610 V RMS 6.7 mA RMS 70 °C LXMG1623-12-44 Min Typ Max = 12V IN1 DC 4.7 5.2 5.7 = 12V IN1 DC 5.2 5.7 6.2 = 12V IN1 DC 5.7 6.2 6.7 = 12V IN1 DC 6.2 6.7 7 ...

Page 3

... CN1-8 SET SET LSB Connecting this pin to ground decreases the output current (see Table CN2, CN3 for LXMG1623-12-44 (JST SM02(8.0)B-BHS-1-TB (LF)(SN) or Yeon Ho 20015WR-05A00) CN2-1 High voltage connection to high side of lamp. Connect to lamp terminal with shortest lead length CN3-1 DO NOT connect to Ground. ...

Page 4

... SCREW HEAD CLEARANCE High Voltage Controller Transformer Comparator + V IN1 Transformer Driver - OV SENSE OC Z SENSE I SENSE Z Microsemi Integrated Products LXMG1623-12- RODUCTION ATASHEET Nominal Output Current 6.7mA 6.2mA 5.7mA 5.2mA 12.7mm ±0.2mm 0.500in. 6.75mm 0.266in CREW EQUIRED Warning High Voltage Present at high 10.2mm Max side of transformer 0 ...

Page 5

... Inputs) several seconds. After about 3 seconds without success the inverter will shutdown. In order to restart the inverter it is necessary to toggle the sleep input or cycle the V supply Microsemi Integrated Products LXMG1623-12- RODUCTION ATASHEET SLEEP input. to high voltage wire from the lamp. Connect ...

Page 6

... Copyright © 2003 Rev. 1.1, 2006-11-15 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 PanelMatch™ 12V Dual 4W CCFL Programmable Inverter Module ® P RODUCTION Microsemi Integrated Products LXMG1623-12-44 D ATASHEET Page 6 ...

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