lx1692 Microsemi Corporation, lx1692 Datasheet - Page 8

• Manufacturer Part Number: lx1692
• Description: Ccfl Backlight Controller Ic
• Manufacturer: Microsemi Corporation

Copyright © 2004
Rev. 1.2, 12/20/2006
TM
BRITE_D
VIN_SNS
BRITE_A
ENABLE
VCOMP
C_BST
VDDA
C_TO
C_R
I_R
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
C_BST
VDDA
VDDA
SLEEP
C_BST
3.5V
LDO
4V
0.45V
1V
SLEEP
+
-
RMP_RST
+
2V
-
Ramp OSC
VDDA
0.5V
2V
+
+
-
-
S I M P L I F I E D B L O C K D I A G R A M
Burst
OSC
Sleep
Logic
RMP_RST
VDDA
DIM
+
-
VDDP
Detection &
Resonant
Control
Timing
Logic
Integrated Products Division
0
1
Figure 1 – Block Diagram
®
Microsemi
OUT
SEL
Detection &
Timer Logic
Fault
Full Bridge Resonant CCFL Controller
LDET
P
PWM
Block
RODUCTION
VDDP
-
+
FWR
DIM
Output
Driver
+
-
+
+
-
-
VDDP
3.2V
2.0V
1.0V/0.3V
D
ATA
S
HEET
VDDP
GND
COUT
DOUT
ISNS
OV_SNS
OC_SNS
AOUT
BOUT
ICOMP
LX1692
Page 8