The fiber optics LED used in this trainer is a low-cost device. Operating at 660nm, it couples 40 to 50 mw of power into a 1000 micron PMMA fiber. The LED is terminated with an optical SMA connector (nickel-plated). The LED is suitable for speeds above 100KHz.

SPECIFICATIONS OF FIBER-OPTIC LED

Material : Ga Al AS
Wavelength : 660nm
Spectral Line Width : 45nm
Forward Voltage Vf : 1.7V to 10V
Reverse Voltage (Vr) : 5 Volts
Capacitance : 100 pf (approx.)
Forward Current (9max) : 30 mA (avg.)
Optical Power : 30-40mw-10mA
Turn-on-turn-off time : <800 ns
Termination : SMA (905)
Electrical Leads : Red sleeve is Anode
No sleeve is Cathode