LXMG1620-01 Microsemi Analog Mixed Signal Group, LXMG1620-01 Datasheet - Page 5

• Manufacturer Part Number: LXMG1620-01
• Description: MOD INVERTER CCFL DUAL DIRECT
• Manufacturer: Microsemi Analog Mixed Signal Group
• Type: Inverters for CCFL and UV Lampsr

Specifications of LXMG1620-01

• Voltage - Input: 12V
• Output: 1800V
• Size / Dimension: 5.51" L x 0.94" W x 0.45" H (140mm x 24mm x 11.4mm)
• Mounting Type: Chassis Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Copyright © 2005
Rev. 1.0, 2005-12-14
control loops to provide uncompromised CCFL ignition
and operation characteristics.
loop) to insure constant light output with changing lamp
parameters and power supply voltage. This also allows
accurate and repeatable brightness control. Dimming ratio
with the LXMG1620 analog dimming inverters is typically
6:1 when driving dual LCD lamp panels.
Direct Drive architecture includes two load feedback
Lamp current is regulated in the CCFL return lead (ISNS
TM
SLEEP
BRITE
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
GND
0V
<10K
D I R E C T D R I V E O U T P U T A R C H I T E C T U R E
5.0V
Controller
5V
DC
T Y P I C A L A P P L I C A T I O N
Figure 3 – LXMG1620 Block Diagram
Figure 4 – Typical Application
Integrated Products Division
BRITE
SLEEP
(Only One Lamp Shown)
®
Microsemi
Transformer
LXMG1620-01
10.8V
Driver
unstruck or failed lamp, the inverter applies full strike voltage
potential. The output voltage feedback loop (VSNS) takes
control and regulates output voltage to 1650VRMS.
insures the lamp will ignite under worst case temperatures and
aging conditions.
exceed component and panel insulation ratings. This prevents
destructive corona discharge to insure long term reliability of
the system.
DC
GND
Direct Drive Dual Lamp CCLF Inverter Module
V
IN
If no current flows in the CCFL return path because of an
Because output voltage is actively regulated, it will never
- 16V
High Voltage
Transformer
DC
N
Not Recommended For New Design
OT
R
ECOMMENDED
S
V
V
V
EE
HI2
HI1
LO
LXMG1624-12-61
F
OR NEW
V
V
LO
HI
LXMG1620-01
D
ESIGN
This
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