MITSUBISHI (OPTICAL DEVICES) FU-627SDF 1.55 mm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL DESCRIPTION Mod ule type FU-627SDF has been developed for coupling a sin glemode optical fib er and a 1.55mm wavelength InGaAsP DFB LD (Laser diode). FU-627SDF is suitable to light source for high-speed short haul digital optical communication systems. FEATURES MQW-DFB laser diode module High-speed response Emission wavelength is in 1.55 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 Tst - -40~+85 °C MITSUBISHI (OPTICAL DEVICES) FU-627SDF 1.55 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. Threshold current Ith CW - 15 40 mA Operating current Iop CW - 38 90 mA Operating Voltage Vop CW,If=Iop (Note 1) - 1.2 1.6 V Optical output power from fib er Pf end CW,If =Iop 2 - - mW Center wavelength lc CW,If =Iop 1530 1550 1570 nm Side mode suppression ration 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-627SDF 1.55 mm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL OUTLINE DIAGRAM (Unit : mm) FU-627SDF