Datasheet

LM3444-MR16-Boost Reference Design NATIONAL SEMICONDUCTOR Page 10 of 20
Typical Performance (Eight series LEDs)
Transformer
(Electronic)
LINE
NEUTRAL
120V
AC
Power
Supply
Vp
Vp
Vs
Vs
Bench Circuit
V
1
I
1
LM3444 MR16
LED Driver
VIN
VIN
LED+
LED-
LED
Board
V
3
I
3
V
2
I
2
The following scope plots show voltage and current waveforms designated by the labels indicated in the following
bench set-up diagram. The electronic transformer used was the Lightech LET-75.
CH2 V1 Voltage, CH4 I3 Current