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Компоненты Описание
A8516 Просмотр технического описания (PDF) - Allegro MicroSystems
Номер в каталоге
Компоненты Описание
производитель
A8516
LED Backlight Driver for LCD Monitors and Televisions
Allegro MicroSystems
A8516 Datasheet PDF : 17 Pages
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A8516
LED Backlight Driver for LCD Monitors and Televisions
Functional Block Diagram
V
IN
VIN
P
DRIVER
L1
D1
Q1
R
SC
P
SENSE1 SENSE2
P
OVP
R
OVP
FSET
R
FSET
COMP
OSC
OCP SS
Current Mode
Boost
Controller
Ref
C
COMP
R
ISET
ISET
PWM
Control and
6
Feedback
Reference
Current
50 k
Ω
EN
LED Select
6
Control
Logic
+5 V
VREG7V
0.1
μ
F
VBIAS
0.1
μ
F
LDO
7V
5V
Logic/
UVLO
Open/Short
6
OVP LED Detect
OCP
TSD
10 k
Ω
FAULT
Overvoltage
Protection
LED1
LED2
LED3
LED4
LED5
LED6
LP Only
PAD
PGND AGND AGND
DGND LGND LGND
P
Allegro MicroSystems, Inc.
3
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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