VLSL3-DU Datasheet, PDF (1/2 Pages) Vishay Siliconix – 2 x 24 W LED Driver Board Slight for VLSL30, VLSL31

VLSL3-DU
Vishay Semiconductors
2 x 24 W LED Driver Board Slight for VLSL30, VLSL31
22075
DESCRIPTION
Using automotive qualified components, the 2 x 24 W LED
driver board slight provides a highly reliable and efficient
driving solution.
PARTS TABLE
PART
VLSL3-DU
TOPOLOGY
U_IN
Reverse
polarity
protection
DC/DC
Boost
converter
max. 24 V
U max. U max.
FEATURES
• 10.5 V to 14 V_IN, output module power up to 56 W
• Reverse polarity protection
• Boost regulated constant current sources (up to
8 channel, 6 LEDs)
• Closed loop regulated current control, automatic
regulated constant current if single string gets open circuit
• 12 V_DC input with undervoltage and overvoltage control,
load dump protected
• Operating temperature: - 40 °C to + 105 °C
• Ambient light sensor for automatic dimming (25 %, 50 %,
100 %), or free programmable on request
• PWM dimming via RFC/RTC controller (adaptable unit
with RF antenna)
for
VLSL30 and VLSL31
Isense1 _Isense2
Isense3
Isense4
Isense5 _Isense6
Isense7
Isense8
22076
Document Number: 83302
Rev. 1.0, 22-Mar-10
PWM
µC
Ambient
light
sensor
For technical questions, contact: [e-mail]
www.vishay.com
1