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LED7706 数据表(PDF) 11 Page - STMicroelectronics

部件名 LED7706
功能描述  6-rows 30 mA LEDs driver with boost regulator for LCD panels backlight
PDF  31 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

LED7706 数据表(HTML) 11 Page - STMicroelectronics

Back Button LED7706 Datasheet HTML 7Page - STMicroelectronics LED7706 Datasheet HTML 8Page - STMicroelectronics LED7706 Datasheet HTML 9Page - STMicroelectronics LED7706 Datasheet HTML 10Page - STMicroelectronics LED7706 Datasheet HTML 11Page - STMicroelectronics LED7706 Datasheet HTML 12Page - STMicroelectronics LED7706 Datasheet HTML 13Page - STMicroelectronics LED7706 Datasheet HTML 14Page - STMicroelectronics LED7706 Datasheet HTML 15Page - STMicroelectronics Next Button
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background image
LED7706
Block diagram
11/31
5
Block diagram
Figure 3.
Functional and block diagram
_
+
LDO5
BILIM
COMP
SYNC
FSW
RILIM
EN
FAULT
ROW4
PGND
LX
ROW6
DIM
VIN
ROW1
SLOPE
AVCC
ROW3
CONTROL
LOGIC
ROW2
+
_
Thermal
Shutdown
ROW5
OVSEL
+
_
SGND
Ext Sync
Detector
OSC
OVP
Boost_EN
1.2V
6V
3.4V
MODE
Boost_EN
0.4V
Min Voltage
Selector
UVLO
UVLO
Detector
+5V
LDO
Ramp
Generator
Current Sense
1.172V
1.234V
Soft Start
FRD
OVP
FRD
CTRL1
CTRL6
VROW1
VROW2
VROW5
VROW4
VROW3
VROW6
CTRL2
VTH,FLT
CTRL5
CTRL3
CTRL4
CTRL2
UVLO
CTRL3
CTRL4
CTRL5
CTRL6
Current
Generator 2
Current
Generator 3
Current
Generator 4
Current
Generator 5
Current
Generator 6
Current
Generator 1
Current Limit
+
+
LOGIC
Boost
Control
Logic
ZCD
+
_
gm
+
_
I to V
I to V
SS
MODE
÷2
Prot_EN
Prot_EN



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