lxmg1645-12-51 Microsemi Corporation, lxmg1645-12-51 Datasheet - Page 6

• Manufacturer Part Number: lxmg1645-12-51
• Description: 12v Quad 5w Ccfl Inverter Module
• Manufacturer: Microsemi Corporation

Copyright © 2010
Rev. 1.0, 2010-12-23
Lamp
N
N
N
N
N
N
N
N
F
F
F
F
F
F
F
F
1
Fault Condition
Board Internal Short, V_STATUS always High and Operates or
Fail Safe
FAULT Definition: (F)
1.
2.
3.
4.
5.
OPEN : (O)
SHORT1 : (S1)
SHORT2 : (S2)
SHORT3 : (S3)
ARCING:
F means either O , S 1 , S 2 , or S 3 Fault Condition
N = Connected Lamp and Normal Operation
Fault Conditions
Lamp
TM
N
N
N
N
N
N
N
N
2
F
F
F
F
F
F
F
F
Lamp
N
N
N
N
N
N
N
N
3
F
F
F
F
F
F
F
F
Lamp is not connected (either high side wire open or return wire open)
Lamp high side wire is shorted to lamp return side wire
Lamp high side wire is shorted to ground
Lamp return wire is shorted to GND
Lamp High side wire is creating the arcing path after the inverter is enabled.
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
Lamp
N
N
N
N
N
N
N
N
4
F
F
F
F
F
F
F
F
O T H E R F A U L T P R O T E C T I O N O P E R A T I O N
Inverter Operation
Affected Lamps for
Affected Lamp in a
Unaffected Lamps
Are ON, Including
Operational Lamp
With Exception of
Typically Reduce
‘O, S1, S2’ Fault
An S1 Fault Will
Current By 38%
Single S3 Fault
Conditions, All
Condition.
Opposing
ALL OFF
S T A Y L I T F U N C T I O N T A B L E
ALL ON
Analog Mixed Signal Group
®
Microsemi
R
R
Fault Exists Prior to
Action after T
a
a
n
n
Low to High
g
g
Turn-on
e
e
M
M
Protection Methods
Operates if Not Fault Shutdown, Fuse Protected if Over
Current from V
a
a
STRIKE
x
x
™
™
12V Quad 5W CCFL Inverter Module
P
S
S
RODUCTION
t
t
V_STATUS SIGNAL
a
a
Fault Occurs During
IN
y
y
Action after T
L
L
Low to High
I
I
T
Ignition
T
™
™
D
ATA
STRIKE
S
LXMG1645-12-5x
HEET
Fault Occurs During
Action after T
Low to High
Run Mode
D_FLT
Page 6