LX1692 Ver la hoja de datos (PDF) - Mitsumi
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LX1692 Datasheet PDF : 15 Pages
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LX1692
TM
®
Full Bridge Resonant CCFL Controller
PRODUCTION DATA SHEET
SIMPLIFIED BLOCK DIAGRAM
VDDA
VDDA
4V
LDO
SLEEP
VDDP
Sleep
Logic
VDDP
VDDP
C_R
Ramp OSC
VDDA
RMP_RST
C_BST
C_TO
I_R
C_BST
Burst
OSC
VDDA
+
0.5V -
+
3.5V
-
1V
+
VDDA
-
Fault
Detection &
Timer Logic
ENABLE
SLEEP
BRITE_A
2V 2V
+
-
0.45V
0
SEL
1
OUT
VIN_SNS
BRITE_D
C_BST
RMP_RST
Resonant
Timing
Detection &
Control
Logic
+
DIM
-
PWM
Block
Output
Driver
AOUT
BOUT
GND
COUT
DOUT
LDET
VDDP
-
+
FWR
1.0V/0.3V
ISNS
DIM
- 3.2V
+
OV_SNS
-
ICOMP
+
VCOMP
+
-
2.0V
OC_SNS
Figure 1 – Block Diagram
Copyright © 2004
Rev. 1.1, 2/9/2006
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 8
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