MITSUBISHI LASER DIODES ML9XX18 SERIES InGaAsP MQW-DFB LASER DIODE WITH EA MODULATOR TYPE NAME ML9XX18 DESCRIPTION FEATURES ML9XX18 series are DFB (Distributed Feedback) laser diodes with a monolithcally integrated EA (Electro-Absorption) modulator emitting light beam at 1550nm. DFB laser diode integrated with EA (Electro-Absorption) modulator The laser is suitable to a light source for use in 10Gbps long-haul transmission over 50km. 10Gbps long-haul transmission over 50km High side-mode-suppression-ratio (typical 40dB) High extinction ratio Wavelengths in range from 1530nm to 1564nm are available for WDM application APPLICATION 10Gbps trunk-line systems ABSOLUTE MAXIMUM RATINGS Symbol Parameter Conditions Ratings Unit mA IF Laser forward current CW 200 VRL Laser reverse voltage - 2 V VEA Modulator voltage - -3 V Tc Case temperature - + 15 - +35 deg.C Storage temperature - - 40 -+100 deg.C Tstg ELECTRICAL/OPTICAL CHARACTERISTICS (Tc=25deg.C) Symbol Parameter Test conditions Min. Typ. Max Unit 10 30 mA Ith Thereshold current CW,Vmod=0V - Iop Operation current CW,Po=5mW,Vmod=0V - 70 100 mA Operating voltage CW,Po=5mW,Vmod=0V - CW,Po=5mW,Vmod=0V 1530 2.0 1564 V nm FFPh Peak wavelength Beam divergence angle (parallel) 1.2 - CW,Po=5mW,Vmod=0V - 30 - deg. FFPv Beam divergence angle (perpendicular) CW,Po=5mW,Vmod=0V - 45 - deg. Pm Monitoring output CW,Po=5mW,Vmod=0V - 1.0 - mW fc Cutoff frequency (-3dB) CW,Po=5mW,Vmod=-1V 10 14 - GHz tr,tf Rise and fall time(10%-90%) - - 40 psec SMSR Side mode suppression ratio 9.95328Gb/s,NRZ,PRBS223 -1 If=Iop Vpp=0 - 2.5V 35 40 - dB 10 12 - dB - 1.0 - dB Vop Wp Ex Extinction Ratio Pp Power penalty ditto SMF 50km (D=800ps/nm) @BER = 10 -10 MITSUBISHI ELECTRIC