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PRODUCT INFORMATION
840nm
2B455
VCSEL Laser Diode
Datacom
This Vertical Cavity SurfaceEmitting Laser is designed for Fibre Channel, Gigabit Ethernet, ATM and general applications. It incorporates a photodiode to monitor the optical power and allow for feedback control.
Optical and Electrical Characteristics
PARAMETER SYMBOL MIN. TYP . MAX. UNIT
(25° C Case Temperature) TEST CONDITION
Fiber-Coupled Power Optical Power Slope Efficiency
(dPo/dIF)
Pfiber Po
1.3 0.9 1.7 200 15 2 830 840 0.5 1.9 3.5 20 30 30 -130 860 1 2.2 6 3.0
mW mW
IF =12mA IF =12mA
(Note 1)
⌰
fc
p
mW/A IF =12mA deg GHz nm nm V mA A nA IF =12mA, VR>1V VR=5V Full Width at 1/e2 IF =12mA IF =12mA IF =12mA IF =12mA
Beam Divergence Bandwidth
(3dBel )
Peak Wavelength Spectral Width (FWHM) Forward Voltage (Fig.
2B455 Datasheet
