A8516 Ver la hoja de datos (PDF) - Allegro MicroSystems
Número de pieza
componentes Descripción
Fabricante
A8516 Datasheet PDF : 17 Pages
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A8516
LED Backlight Driver for LCD Monitors and Televisions
Functional Block Diagram
VIN
VIN
P
DRIVER
L1
D1
Q1
RSC P
SENSE1 SENSE2
P OVP
ROVP
FSET
RFSET
COMP
OSC
OCP SS
Current Mode
Boost
Controller
Ref
CCOMP
RISET ISET
PWM
Control and 6
Feedback
Reference
Current
50 kΩ
EN
LED Select
6
Control
Logic
+5 V
VREG7V
0.1 μF
VBIAS
0.1 μF
LDO
7V
5V
Logic/
UVLO
Open/Short
6
OVP LED Detect
OCP
TSD
10 kΩ
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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