fiber optics may 1999 seh61008 1300nm dfb laser in coaxial package with sm-pigtail, high power, with optical isolator for 2.5 gbit/s application and adaption board to butterfly footprint target specification absolute maximum ratings output power ratings refer to the sm fiber output. the operating temperature of the submount is identical to the case temperature module operating case temperature (t c )............................... 0 to +70c storage temperature (t stg ) .................................... C40 to +85c soldering temperature (1) (t s ).............................................260c laser diode direct forward current (i fmax ) ......................................... 120 ma radiant power cw ( f e ) .....................................................4 mw reverse voltage (v rmax ) ........................................................ 2 v monitor diode reverse voltage (v rmax ) ...................................................... 10 v note 1. t max = 10 s, 2 mm distance from bottom edge of case description designed for application in high-speed and long haul fiber-optic networks laser diode with multi-quantum-well and gain coupled structure suitable for bit rates up to 2.5 gbit/s (stm-16) with optical isolator, without cooler ternary photodiode at rear mirror for monitoring and control of radiant power hermetically sealed subcomponent, similar to to 18 sm pigtail with optional flange. 7. 2 6.6 1. 4 1. 0 spacing 2.54 0.3 0.2 15.0 14.2 max. 50.5 max. 29.5 max. 19.5 0.6 0.1 12.9 9.9 ? 5.6 5.4 ? 4.5 max. ? 3.5 max. flexible fiber protection length "l" connector 0.55 0.35 1. 4 0.7 2.54 5.5 4.5 14.7 13.6 20.5 19.5 109876 12345 dimensions in mm
fiber optics seh61008 1300 nm dfb laser /w. opt. isolator 2.5 gbit/s, butterfly footprint 2 characteristics all optical data refer to a coupled 10/125m sm fiber, t c =C25c. laser diode radiant power in singlemode fibre relative radiant power f e = f( l) laser diode symbol min. max. units optical output power f e 2.4 mw emission wavelength center of range f e =1 mw l 1280 1330 nm spectral bandwidth f e =1 mw (rms), f<5 ghz dl 0.1 side mode suppression ratio ssr 30 db threshold current (0...+70c) i th 555ma forward voltage f e =1 mw v f 1.5 v radiant power at threshold f eth 80 w slope efficiency (0...+70c) h 25 150 mw/a differential series resistance r s 8 w rise and fall time t r t f 0.5 ns temperature coefficient of the emission wavelength center tc l 0.15 nm/k optical isolation (t=25c) 30 db monitor diode dark current, v r = 5 v, f e = 0 i r 500 na photocurrent, f e = 1 mw i p 100 1400 a 3,&xuyh 0 0,5 1 1,5 2 0 5 10 15 20 25 30 35 40 )ruzdug&xuuhqwlqp$ 2swlfdo3rzhulqp: g%p :dyhohq j wk lq qp 5hodwlyh 2 s wlfdo 3rzhu
infineon technologies ag i.gr. ? fiber optics ? wernerwerkdamm 16 ? berlin d-13623, germany infineon technologies, corp. ? fiber optics ? 19000 homestead road ? cupertino, ca 95014 usa siemens k.k. ? fiber optics ? takanawa park tower ? 20-14, higashi-gotanda, 3-chome, shinagawa-ku ? tokyo 141, japan www.infineon.com/fiberoptics laser forward current i f = f(v f ) pin description monitor diode dark current f port = 0, v r = 5 v pin# description 1nc 2i bias 3 monitor anode 4 monitor cathode 5nc 6 gnd 7 laser modulation 8 gnd 0 10 20 30 40 50 60 70 80 90 100 0 0,4 0,8 1,2 1,6 forward current in ma forward voltage in v type connector/flange seh61008g fc / without flange SEH61008A din / without flange -50 0 50 100 0,01 0,1 1 10 100 1000 temperature in ?c dark current in na
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