MITSUBISHI (OPTICAL DEVICES) FU-427SDF 1.3 mm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL DESCRIPTION Mod ule type FU-427SDF has been developed for coupling a sin glemode optical fib er and a 1.3 mm wavelength InGaAsP DFB LD (Laser diode). FU-427SDF is suitable to light source for highspeed short haul and long haul digital optical communication systems. FEATURES MQW-DFB laser diode module High-speed response Emission wavelength is in 1.3 mm band APPLICATION High -speed short haul and long haul digital optical communication systems. ABSOLUTE MAXIMUM RATINGS Parameter Laser diode Photodiode for monitoring (Tc=25° C) Symbol Optical output Pf power from fib er end Conditions Rating Unit CW 3 mW Reverse voltage Vrl - 2 V Reverse voltage Vrd - 15 V Forward current Ifd - 2 mA Operating case temperature Tc - 0~+85 °C Storage temperature Tstg - -40~+85 °C MITSUBISHI (OPTICAL DEVICES) FU-427SDF 1.3 mm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL ELECTRICAL/OPTICAL CHARACTERISTICS Parameter (Tc=25° C, unless otherwise noted) Symbol Test Conditions Limits Unit Min. Typ. Max. CW - 15 40 mA Iop CW - 38 90 mA Vop CW,If=Iop (Note 1) - 1.2 1.6 V CW,If=Iop 2 - - mW Threshold current Ith Operating current Operating Voltage Optical output power from fib er Pf end Center wavelength c CW,If=Iop 1290 1310 1330 nm Side mode suppression ratio SMSR CW,If=Iop 30 35 - dB Rise and fall times tr, tf - Tracking error (Note 3) Er Ib=Ith,10~90% (Note 2) - 0.3 Tc=0~+85° C,APC - 0.5 - 0.08 Differential efficiency h Monitor current Imon CW,If=Iop,Vrd=5V 0.1 Dark current (Photodiode) Id VRD=5V - Capacitance (Photodiode) Ct VRD=5V,f=1MHz - - Note 1. If : Forward current (LD) 2. Ib : Bias current (LD) 3. Er=MAX|10´log(Pf(Tc)/Pf(25° C))| OPTICAL FIBER SPECIFICATION Parameter Type Limits Unit SM - Mode filed dia. 9.5 ±1 mm Cladding dia. 125±2 mm 0.9 typ. mm Jacket dia. ns dB - mW/m A 0.5 - mA 0.1 0.5 mA - 20 pF MITSUBISHI (OPTICAL DEVICES) FU-427SDF 1.3 mm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL OUTLINE DIAGRAM (Unit : mm) FU-427SDF