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LXM1622-12-XX Datasheet, PDF (1/6 Pages) Microsemi Corporation – DUAL 5W, DIGITAL DIMMING CCFL INVERTER MODULE | |||
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RangeMAXâ¢
LXM1622-12-xx
DUAL 5W, DIGITAL DIMMING CCFL INVERTER MODULE
A MICROSEMI COMPANY
PRELIMINARY DATA SHEET
RangeMAX⢠Wide Range Dimming, The resultant âburst driveâ that
Dual Output Inverter. The LMX1622 energizes the lamp was designed
series of Direct Drive CCFL (Cold specifically to ensure that no premature
Cathode Fluorescent Lamp) Inverter lamp degradation occurs (See the âHow
Modules are specifically designed for RangeMAX Worksâ section).
driving two lamp LCD displays. They are Input Voltage Range. The modules
available in two power and input voltage convert the DC voltage from a fixed 12V
ranges.
supply directly to high frequency, high-
LMX1622 modules provide the voltage waves required to ignite and
designer with a vastly superior display operate CCFL lamps. A 5V input inverter
brightness range. This brightness range is is also available; LXM1612-05 series.
achievable with virtually any LCD Direct Drive Technology. The
display.
modules design is based on a new Direct
RangeMAX Digital Dimming Drive topology, which provides a number
Technique. Digital dimming provides of cost and performance advantages.
flicker-free brightness control in any wide Additional Features. Other benefits
range (100:1+) dimming application.
of this new topology are fixed-frequency
The modules are available with a dim- operation, secondary-side strike-voltage
ming input that permits brightness control regulation, and both open and shorted
from either a DC voltage source or lamp protection. If lamp fails to strike the
a PWM signal.
inverter will timeout and shutdown.
IMPORTANT: For the most current data, consult MICROSEMIâs website: http://www.microsemi.com
RangeMAX Wide Range
Dimming
Fixed 5V input
Easy to Use Brightness Control
Output Short-Circuit Protection
and Automatic Strike-Voltage
Regulation and Timeout
Fixed Frequency Operation
Microamp SLEEP mode
Notebook Sub-Notebook
Computers
Portable Instrumentation
Low Ambient Light
Smooth, Flicker Free 1-100%
Full-Range Brightness Control
Output Open Circuit Voltage
Regulation Minimizes Corona
Discharge For High Reliability
Power Efficient, âLow
Brightnessâ Capability Allows
For Advanced Power
Management
D C Voltage
S o u rc e
P o ten tio m eter
PW M
S ig n a l
BRITE
PART NUMBER LAMP CURRENT
LMX1622-12-01
LMX1622-12-02
LMX1622-12-03
6.5mA
5.5mA
5.5mA
LAMP RUN
VOLTAGE
500-750
350-550
350-550
OUTPUT CONNECTOR
JST SM02(8.0)B-BHS-1-TB
JST SM02(8.0)B-BHS-1-TB
Honda QZ-19-A3MYL #02
INVERTER MATES DIRECTLY
TO PANEL CONNECTORS
BHR-03VS-1
BHR-03VS-1
QZ-19-3F01
Copyright © 2000
Rev. 0.3,2001-01-18
Microsemi
Linfinity Microelectronics Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
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