OSRAM OPTOTRONIC Constant current LED power supplies with 3DIM - Manual (Page 5)

5
INTRODUCTION
LEDset helps you to meet important market requirements:
• Future-proof solutions in terms of lumen output
• Long-life operation
• Customization of the luminaire
• Energy saving
In combination with OSRAM LED power supplies, the
LEDset interface offers full fl exibility and a future-proof
system with the following features and benefi ts:
• Current setting
• Thermal protection
• High current accuracy
• Auxiliary supply 12 V
• Local dimming
• Simple wiring
1.1. Features and benefi ts
Figure 1: LEDset application features.
Auxiliary
supply
• For control
logic (µc, IC)
on the LED
module
• For 12 V low-
power LED
module
OPTOTRONIC ® LED module
Current
setting
• By resistor
Local
dimming
• With lin/log
potentio-
meter
• StepDIM
+12Vset
Signal (Vset)
GNDset
Power lines
Constant
lumen output Over-
temperature
derating