SM660      SMD type High Performance Red LED with Reflector
SM660 consists of an AlGaAs LED mounted on the lead frame with reflector and it is sealed with epoxy resin. It emits a spectral band of radiation peaking at 660nm.
Product Specification
Chip Material AlGaAs (DDH)
Peak Wavelength 660nm typ.
   Die Lead frame (Silver plated)
   Reflector PPA resin
   Lens Epoxy resin
Maximum Specification
Item Max   Ambient Temp.
Power dissipation, PD   120 mW Ta=25C
Forward current , I 50 mA Ta=25C
Reverse voltage, V 5 V Ta=25C
Operation temp., Topr  -20/+80 C
Storage temp. , Tstg   -30/+80 C
Solder temp., Tsol   240 C
Electro-Optical Characteristics  
Item Condition Min Standard Max
Forward voltage, VF IF =20mA 1.9 2.3 V
Reverse current , IR VR =5V   10 A  
Total radiated power, PO IF =20mA 2.5 mW  
Brightness, IV IF =20mA 80 mcd
Peak wavelength, lp IF =20mA 650 nm  660 nm  670 nm 
Half-Width, l   IF =20mA 20 nm
Viewing Half-Angle  IF =20mA 65deg
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