AS1123 Datasheet, PDF (20/25 Pages) ams AG – Constant -Cur rent , 16 -Channe l LED Dr iver wi th Diagnost ics

AS1123
Datasheet - Application Information
Figure 23. Voltage Reducer using Resistor (Left) and Zener Diode (Right)
Voltage Supply
Voltage Supply
VLED
} ^VDROP
{ ^VDROP
VLED
VF
VDS
Technicaaml ^{scoAnGtent still valid AS1123}
VF
VDS
AS1123
www.austriamicrosystems.com/LED-Driver-ICs
Revision 1.00
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