tz7-00- 339c ( 1 / 6 ) july 12 , 2001 approved approved charged m . sato s pecification of wavelength monitor integrated dfb-ld module module type: fu- 672pdf-v2mxxa a b c d x date approved 13.july ? 01 t.nambara mitsubishi electric corporation * mitsubishi electric corp. reserves the right to change product design and specification without notice.
tz7-00- 339c ( 2 / 6 ) mitsubishi (optical devices) fu-6 72 pdf -v2mxxa wavelength monitor integrated 1.55 m m dfb-ld module with polarization maintaining fiber pigtail (wavelength selected , digital application) description module type fu-6 72 pdf -v2mxxa is a wavelength monitor integrated 1.55 m m dfb-ld module with polarization maintaining optical fiber. this module is suitable to a cw light source for external modulator for use in 2.5gb/s and 10gb/s digital optical communication systems. this module can be prepared in accordance with itu-t recommendation wavelength channel plan for dense-wdm transmission. features l multi quantum wells (mqw) dfb laser diod e module l emission wavelength is in 1.55 m m band l polarization maintaining optical fiber pig-tail l built-in optical isolator l built-in thermal electric cooler l butterfly package l with 2 photodiode s for wavelength monitor and optical output power monitor application high speed transmission systems (~10gb/s) dense-wdm systems absolute maximum ratings ( tld=tset) parameter symbol conditions rating unit optical output power pf cw 24 mw forward current if cw 150 ma laser diode reverse voltage vrl - 2 v reverse voltage vrd - 20 v photodiode forward current ifd - 2 ma cooler current ipe - 1.3 a thermo- electric cooler (note) cooler voltage vpe - 3.1 v operating case temperature tc - -20 ~ 70 c storage temperature tstg - -40 ~ 70 c note) even if the thermo-electric cooler (tec) is operated within the rated conditions, uncontrolled current loading or operation without heatsink may easily damage the module by exceeding the storage temperature range. thermistor resistance should be properly monitored by the feedback circuit during tec operation to avoid the catastrophic damage.
tz7-00- 339c ( 3 / 6 ) mitsubishi (optical devices) fu-6 72 pdf -v2mxxa wavelength monitor integrated 1.55 m m dfb-ld module with polarization maintaining fiber pigtail (wavelength selected , digital application) electrical/optical characteristics ( tld=tset, tc=25 c unless otherwise noted) parameter symbol test conditions limits unit min. typ. max. threshold current ith cw - 10 25 ma operating current iop cw, pf=20mw - - 130 ma operating voltage vop cw, pf=20mw - - 2 v input impedance zin pf=20mw - 25 - w light-emission central wavelength l c cw, pf= 2 0mw (note 1) nm wavelength drift after 15 years d l c cw, pf=20mw, apc, atc, afc (note 2) - 3 0 - 3 0 pm laser operating temperature tset - 15 - 35 c spectral line width d f cw, pf=20mw - - 20 mhz side mode suppression ratio sr cw, pf=20mw 33 40 - db cut-off frequency (-1.5db optical) fc pf=20mw 0.5 - - ghz polarization extinction ratio ex cw, pf= 2 0mw 20 25 - db relative intensity noise nr cw, pf=20mw, 0.5~3ghz - -155 -145 db/hz tracking error (note 3 ) er tc=-20~70 c, apc, atc - - 0.5 db differential efficiency h cw, pf=20mw 0.1 5 - - mw/ ma power m onitor current i p m cw, pf=20mw, vrd=5v 35 - 700 m a wavelength monitor current i w m cw, pf=20mw, vrd=5v 25 - 500 m a wavelength discriminator slope (note 4) ds cw, pf=20mw, vrd=5v - 0.15 - m a/ ghz tc=25c 35 - - optical isolation iso tc=-20~70 c 23 - - db dark current (pd) id vrd=5v, tc=-20~70 c - - 0.1 m a capacitance (pd) ct vrd=5v, f=1mhz - - 3 0 pf note 1) see table 1. note 2) includes case temperature variation and aging. note 3) er=max|10 log( pf / pf@25c)| note 4) see figure 1. figure 1. wavelength discriminator curve wavelength monitor output wavelength cr =500ghz(nom) fsr =1600ghz(nom) i 1 @ 90 % i 2 @ 10 % i peak @100% iwm l c notes: ds=(i 1 -i 2 )/ cr fsr: free spectrum range cr: capture range
tz7-00- 339c ( 4 / 6 ) mitsubishi (optical devices) fu-6 72 pdf -v2mxxa wavelength monitor integrated 1.55 m m dfb-ld module with polarization maintaining fiber pigtail (wavelength selected , digital application) thermal characteristics ( tld=tset, tc=-20~70c) parameter symbol test conditions limits unit min. typ. max. thermistor resistance rth tld=25 c 9.5 10 10.5 k w b constant of rth b - - 3950 - k cooling capacity d t pf=20mw, tc=70 c 5 5 - - c pf=20mw, tc= 65 c, tld=tset - 0.7 1 a cooler current ipe pf=20mw, tc=70 c, tld=tset - 0.9 1 .2 a pf=20mw, tc= 65 c, tld=tset - 1.4 2.3 v cooler voltage vpe pf=20mw, tc=70 c, tld=tset - 2 2 .6 v fiber pigtail specifications parameter limits unit type pm (note 5 ) - mode field diameter 1 0.5 1 m m cladding diameter 125 3 m m secondary coating outer diameter 0.9 0.1 mm polarization axis slow axis - connector fc/pc - optical return loss of connector 40 (min) db note 5 ) pmf - sumitomo panda fiber (pm-155) documentation ( tld=tset) fiber output power vs. laser forward current at tld=tset and tc=-20,25,70 c threshold current ( ith) laser forward current ( iop) at pf=20mw laser forward voltage ( vop) at pf= 2 0mw laser operating temperature ( tset) at l c (note 6 ) power m onitor current ( i p m) at pf=20mw wavelength monitor current ( iwm) at pf=20mw, l c thermistor resistance ( rth) cooler current ( ipe) at pf=20mw and tc=70c cooler voltage ( vpe) at pf= 2 0mw and tc=70c note 6 ) tset is attached as a reference data. rth should be used in order to tune the wavelength to the specified value accurately.
tz7-00- 339c ( 5 / 6 ) mitsubishi (optical devices) fu-6 72 pdf -v2mxxa wavelength monitor integrated 1.55 m m dfb-ld module with polarization maintaining fiber pigtail (wavelength selected , digital application) table 1. type number l c ( nm) type number l c ( nm) type number l c ( nm) fu-672pdf- v2m3a 1527.22 fu-672pdf-v2m36 a 1540.16 fu-672pdf-v2m69 a 1553.33 fu-672pdf-v2m 4a 1527.60 fu-672pdf-v2m37 a 1540.56 fu-672pdf-v2m70 a 1553.73 fu-672pdf- v2m5a 1527.99 fu-672pdf-v2m38 a 1540.95 fu-672pdf-v2m71 a 1554.13 fu-672pdf- v2m6a 1528.38 fu-672pdf-v2m39 a 1541.35 fu-672pdf-v2m72 a 1554.54 fu-672pdf- v2m7a 1528.77 fu-672pdf-v2m40 a 1541.75 fu-672pdf-v2m73 a 1554.94 fu-672pdf- v2m8a 1529.16 fu-672pdf-v2m41 a 1542.14 fu-672pdf-v2m74 a 1555.34 fu-672pdf-v2m9 a 1529.55 fu-672pdf-v2m42 a 1542.54 fu-672pdf-v2m75 a 1555.75 fu-672pdf-v2m10 a 1529.94 fu-672pdf-v2m43 a 1542.94 fu-672pdf-v2m76 a 1556.15 fu-672pdf-v2m11 a 1530.33 fu-672pdf-v2m44 a 1543.33 fu-672pdf-v2m77 a 1556.55 fu-672pdf-v2m12 a 1530.72 fu-672pdf-v2m45 a 1543.73 fu-672pdf-v2m78 a 1556.96 fu-672pdf-v2m13 a 1531.12 fu-672pdf-v2m46 a 1544.13 fu-672pdf-v2m79 a 1557.36 fu-672pdf-v2m14 a 1531.51 fu-672pdf-v2m47 a 1544.53 fu-672pdf-v2m80 a 1557.77 fu-672pdf-v2m15 a 1531.90 fu-672pdf-v2m48 a 1544.92 fu-672pdf-v2m81 a 1558.17 fu-672pdf-v2m16 a 1532.29 fu-672pdf-v2m49 a 1545.32 fu-672pdf-v2m82 a 1558.58 fu-672pdf-v2m17 a 1532.68 fu-672pdf-v2m50 a 1545.72 fu-672pdf-v2m83 a 1558.98 fu-672pdf-v2m18 a 1533.07 fu-672pdf-v2m51 a 1546.12 fu-672pdf-v2m84 a 1559.39 fu-672pdf-v2m19 a 1533.47 fu-672pdf-v2m52 a 1546.52 fu-672pdf-v2m85 a 1559.79 fu-672pdf-v2m20 a 1533.86 fu-672pdf-v2m53 a 1546.92 fu-672pdf-v2m86 a 1560.20 fu-672pdf-v2m21 a 1534.25 fu-672pdf-v2m54 a 1547.32 fu-672pdf-v2m87 a 1560.61 fu-672pdf-v2m22 a 1534.64 fu-672pdf-v2m55 a 1547.72 fu-672pdf-v2m88 a 1561.01 fu-672pdf-v2m23 a 1535.04 fu-672pdf-v2m56 a 1548.11 fu-672pdf-v2m89 a 1561.42 fu-672pdf-v2m24 a 1535.43 fu-672pdf-v2m57 a 1548.51 fu-672pdf-v2m90 a 1561.83 fu-672pdf-v2m25 a 1535.82 fu-672pdf-v2m58 a 1548.91 fu-672pdf-v2m91 a 1562.23 fu-672pdf-v2m26 a 1536.22 fu-672pdf-v2m59 a 1549.32 fu-672pdf-v2m92 a 1562.64 fu-672pdf-v2m27 a 1536.61 fu-672pdf-v2m60 a 1549.72 fu-672pdf-v2m93 a 1563.05 fu-672pdf-v2m28 a 1537.00 fu-672pdf-v2m61 a 1550.12 fu-672pdf-v2m94 a 1563.45 fu-672pdf-v2m29 a 1537.40 fu-672pdf-v2m62 a 1550.52 fu-672pdf-v2m95 a 1563.86 fu-672pdf-v2m30 a 1537.79 fu-672pdf-v2m63 a 1550.92 fu-672pdf-v2m96 a 1564.27 fu-672pdf-v2m31 a 1538.19 fu-672pdf-v2m64 a 1551.32 fu-672pdf- v2m97a 1564.68 fu-672pdf-v2m32 a 1538.58 fu-672pdf-v2m65 a 1551.72 fu-672pdf-v2m98 a 1565.09 fu-672pdf-v2m33 a 1538.98 fu-672pdf-v2m66 a 1552.12 fu-672pdf- v2m99a 1565.50 fu-672pdf-v2m34 a 1539.37 fu-672pdf-v2m67 a 1552.52 fu-672pdf-v2m35 a 1539.77 fu-672pdf-v2m68 a 1552.93 fu-672pdf- v2m1a (note 7) all wavelengths are referred to vacuum. note 7) any itu-t wavelength between 1527.22~1565.50nm.
tz7-00- 339c ( 6 / 6 ) mitsuishi (optical devices) fu-6 72 pdf -v2mxxa wavelength monitor integrated 1.55 m m df-ld module with polarization maintaining fier pigtail (wavelength selected , digital application) outline diagram (unit : mm) fu-672pdf -v2mxxa thermistor pin 1 l pd1 ld r pin 14 pin 8 pin 7 thermo cooler pd2 case pin function 1 thermistor 2 thermistor 3 ld bias (-) 4 power monitor pd1 anode 5 common pd cathode 6 cooler anode 7 cooler cathode 8 gnd 9 gnd 10 wavelength monitor pd2 anode 11 ld anode 12 ld rf 13 ld anode 14 nc
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