ZCD
GATE
LM3450A
GND
COMP
FB
HOLD
CS
DIM
FLT2
FLT1
PWM
BIAS
RETURN
OPTICAL
ISOLATION
RETURN
EMI FILTER
PWM
AC
INPUT
LED
LOAD
V
CC
V
AC
I
SEN
V
REF
V
ADJ
HOLD
LM3409HV
LED Driver
Specifications
www.ti.com
Figure 1. Schematic
2
AN-2150 LM3450A Evaluation Board
SNVA485B – June 2011 – Revised May 2013
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