LXMG1626-05-67 Datasheet, PDF (1/6 Pages) Microsemi Corporation – 5V 10W Dual CCFL Programmable Inverter Module

PanelMatch™
LXMG1626-05-67
®
5V 10W Dual CCFL Programmable Inverter Module
TM
PRODUCTION DATASHEET
DESCRIPTION
The LXMG1626-05-67 is a 10W dual wide range (typically 100:1+) dimming
Output Direct Drive™ CCFL (Cold Cathode _application.
Fluorescent Lamp) Inverter Module _{The resultant “burst drive” that}
specifically designed to be compatible with a _{energizes the lamp is designed specifically}
variety of LCD panels that have both lamps _{to ensure that no premature lamp}
on one side of the panel and use a single _{degradation occurs, while allowing}
common lamp return wire.
significant power savings at lower dim
LXMG1626 modules provide the _levels.
designer with a vastly superior display _{The modules convert DC voltage from}
brightness range. This brightness range is _{the system battery or AC adapter directly to}
achievable with virtually any LCD display. _{high frequency, high-voltage waves}
The modules are available with a _{required to ignite and operate CCFL lamps.}
dimming input that permits brightness _{The modules design utilizes}
control from either: a DC voltage source, _{Microsemi’s LX1691B backlight con-}
a PWM signal, or external Potentiometer. _{troller, which provides a number of cost and}
The maximum output current is _{performance advantages due to the}
externally programmable (through the input _{controller’s high level of integration. A}
connector) over a range of 10 to 14mA in _{12V input supply version (LXMG1626-12-}
steps. This allows the inverter to match the _{67) is also available.}
panel’s lamp current specifications or it can _{Other benefits of this new topology}
be used to purposely drive the lamps at a _{include: stable fixed-frequency operation,}
lower or higher current to decrease or _{secondary-side strike-voltage regulation and}
increase nominal brightness.
both open / shorted lamp protection with
RangeMAX™ Digital Dimming Technique _{fault timeout.}
provides flicker-free brightness control in any
IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com
Protected By U.S. Patents: 5,923,129; 5,930,121; 6,198,234; Patents Pending
PRODUCT HIGHLIGHT
KEY FEATURES
ƒ Externally Programmable
Maximum Output Current
ƒ Easy to Use Brightness Control
ƒ RangeMAX™ Wide Range
Dimming
ƒ Output Open & Short-Circuit
Protection and Automatic Strike-
Voltage Regulation and Timeout
ƒ Fixed Frequency Operation
ƒ Rated From -20 to 70°C
ƒ UL60950 E175910
ƒ RoHS Compliant
ƒ
APPLICATIONS
ƒ Dual Lamp LCD’s Requiring a
Shared Common Lamp Return
ƒ Mates to a Single JST BHR-
04VS-1 Lamp Connector
ƒ Desktop Displays
ƒ Industrial Display Controls
BENEFITS
ƒ Smooth, Flicker Free 1%-100%
Full-Range Brightness Control
ƒ Programmable Output Current
Allows Inverter to Mate With a
Wide Variety of LCD Panel’s
Specifications
ƒ Output Open Circuit Voltage
Regulation Minimizes Corona
Discharge For High Reliability
DC Voltage
Source
Potentiometer
PWM
Signal
Microsemi
W
UNIVERSAL DIMMING INPUT
"PWM", VDC, OR POTENTIOMETER
Lamp Current 10 to 14mA in Steps
PART NUMBER
LXMG1626-05-67
PACKAGE ORDER INFO
OUTPUT CONNECTOR
JST SM04(4.0)B-BHS-1-TB(LF)(SN) or Yeon Ho 20015WR-07A00
INVERTER MATES DIRECTLY TO
PANEL CONNECTORS
JST BHR-04VS-1
Copyright © 2005
Rev. 1.0, 2007-01-04
Microsemi
Integrated Products
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
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