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LMX1622-05-03 bảng dữ liệu(PDF) 1 Page - Microsemi Corporation

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Giải thích chi tiết về linh kiện  DUAL 5W, DIGITAL DIMMING CCFL INVERTER MODULE
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nhà sản xuất  MICROSEMI [Microsemi Corporation]
Trang chủ  http://www.microsemi.com
Logo MICROSEMI - Microsemi Corporation

LMX1622-05-03 bảng dữ liệu(HTML) 1 Page - Microsemi Corporation

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Microsemi
Linfinity Microelectronics Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 1
Copyright
© 2000
Rev. 0.5,2001-01-18
RangeMAX
LXM1622-05-xx
DUAL 5W, DIGITAL DIMMING CCFL INVERTER MODULE
PRELIMINARY DATA SHEET
A
M I CROSEM I
COM P A N Y



RangeMAX
™ Wide Range Dimming,
Dual Output Inverter. The LMX1622
series of Direct Drive CCFL (Cold
Cathode
Fluorescent
Lamp)
Inverter
Modules are specifically designed for
driving two lamp LCD displays. They are
available in two power and input voltage
ranges.
LMX1622
modules
provide
the
designer a vastly superior display bright-
ness range.
This brightness range is
achievable
with
virtually
any
LCD
display.
RangeMAX
Digital
Dimming
Technique.
Digital dimming provides
flicker-free brightness control in any wide
range (100:1+) dimming application.
The modules are available with a dim-
ming input that permits brightness control
from either a DC voltage source or
a PWM signal.
The
resultant
“burst
drive”
that
energizes
the
lamp
was
designed
specifically to ensure that no premature
lamp degradation occurs (See the “How
RangeMAX Works” section).
Input Voltage Range. The modules
convert the DC voltage from a fixed 5V
supply directly to high-frequency, high-
voltage waves required to ignite and
operate CCFL lamps.
A 12V input
inverter is also available; LXM1612-12
series.
Direct
Drive
Technology.
The
modules design is based on a new Direct
Drive topology, which provides a number
of cost and performance advantages.
Additional Features.
Other benefits
of this new topology are fixed-frequency
operation, secondary-side strike-voltage
regulation, and both open and shorted
lamp protection. If lamp fails to strike the
inverter will timeout and shutdown.
IMPORTANT: For the most current data, consult MICROSEMI’s 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, “Low
Brightness” Capability Allows
For Advanced Power
Management
 
 

DC V o lt a g e
Sou r c e
P o te n t io m e te r
PW M
Si g n a l
           
     
  
       
  
PART NUMBER LAMP CURRENT
LAMP RUN
VOLTAGE
OUTPUT CONNECTOR
INVERTER MATES DIRECTLY
TO
PANEL CONNECTORS
LMX1622-05-01
6.5mA
500-750
JST SM02(8.0)B-BHS-1-TB
BHR-03VS-1
LMX1622-05-02
5.5mA
350-550
JST SM02(8.0)B-BHS-1-TB
BHR-03VS-1
LMX1622-05-03
5.5mA
350-550
Honda QZ-19-A3MYL #02
QZ-19-3F01
BRITE


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Mô tả tương tự - LMX1622-05-03

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