mitsubishi (optical devices) FU-627SDF 1.55 m m dfb-ld module with singlemode fiber pigtail description module type FU-627SDF has been developed for coupling a singlemode optical fiber and a 1 .5 5 m m 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 .5 5 m m band application high-speed short haul and long haul digital optical communication systems. absolute maximum ratings (t c =2 5 c) parameter symbol conditions rating unit optical output power from fiber end pf cw 3 mw laser diode reverse voltage vrl - 2 v reverse voltage vrd - 15 v photodiode for monitoring forward current ifd - 2 ma operating case temperature tc - 0~+85 c storage temperature tst g - -40~+85 c
mitsubishi (optical devices) FU-627SDF 1.55 m m dfb-ld module with singlemode fiber pigtail electrical/optical characteristics (tc=2 5 c, unless otherwise noted) limits parameter symbol test conditions min. typ. max. unit 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 fiber end pf cw, if=iop 2 - - mw center wavelength l c cw,if=iop 153 0 1550 157 0 nm side mode suppression ratio smsr cw,if=iop 30 35 - db rise and fall time tr, tf ib=ith,10~90% (note 2) - 0.3 - ns tracking error (note 3) er tc=0~+8 5 c,apc - 0.5 db differential efficiency h - - 0.08 - mw/m a monitor current imon cw,if=iop,vrd=5v 0.1 0.5 - ma dark current (photodiode) id vrd=5v - 0.1 0.5 m a capacitance (photodiode) ct vrd=5v,f=1mhz - - 20 pf note 1. if : forward current (ld) 2. ib : bias current (ld) 3. er=max|1 0 log( pf( tc)/ pf(2 5 c))| optical fiber specification parameter limits unit type sm - mode filed dia. 9.51 m m cladding dia. 1252 m m jacket dia. 0.9 typ. mm
mitsubishi (optical devices) FU-627SDF 1.55 m m dfb-ld module with singlemode fiber pigtail outline diagram (unit : mm) fu-627sd f
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