datasheet | april 2012 fiber optics | rev 2012.04 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. applications dwdm catv free space optics features 40, 50, 63 mw optical output power oc-48 pinout compatible telcordia technologies? gr-468 compliant pm fiber -20c to +65c operating temperature range monitor photodiode the 1772 laser component is characterized for use as a cw optical source in catv and dwdm networks. the 1772 is dc-coupled with a built-in tec, thermistor, and monitor photodiode. the device is mounted in a 14-pin, oc-48 pinout compatible butterfly package with t he optical isolator mounted on the tec. the 1772 incorporates a high efficiency coupling scheme to deliver 40 mw, 50 mw, and 63 mw of cw optical power. performance highlights parameter min typ max units operating case temperature -20 25 +65 ? c wavelength see page 4 nm optical output power 40 50 63 - - - - - - mw threshold current - - 40 ma operating current - - 380 ma rin - - -163 db/hz rin through 65 km fiber - - -155 db/hz smsr 30 - - db polarization extiction ratio (pmf pigtail) 17 - - db optical isolation 32 - - db optical return loss 40 - - db ? 1772 dwdm hi g h power cw source lase r
datasheet | april 2012 fiber optics | rev 2012.04 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. absolute maximum ratings stresses in excess of the absolute maximum ratings can caus e permanent damage to the device. these are absolute stress ratings only. functional operation of the device is not implied at these or any other conditions in excess of those given in th e operational sections of the data sheet. exposure to absolute maximum ratings for extended periods can adversely affect device reliability. parameter symbol condition min max units operating case temperature t op continuous -20 +65 ? c storage temperature t stg continuous -40 +85 ? c laser forward dc current - continuous - 450 ma photodiode reverse voltage v r,mpd continuous - 10 v laser reverse voltage - continuous - 2 v tec current i tec continuous - 1.7 a esd - hbm: r = 1500 ? , c = 100 pf -500 500 v electrical/optical characteristics parameter symbol condition min typ max unit operating case temperature 1 t op - -20 25 65 ? c optical output power p o 40 mw version, t = t set , i f = i op 50 mw version, t = t set , i f = i op 63 mw version, t = t set , i f = i op 40 50 63 - - - - - - mw threshold current i th bol - - 40 ma operating current i op 40 mw version, bol 50 mw version, bol 63 mw version, bol - - - - - - 330 380 380 ma laser bias forward voltage v op bol, i f = i op - - 2.5 v wavelength ? op t = t set , i f = i op see page 4 nm spectral linewidth (1) ?? t = t set , i f = i op , fwhm - - 1.0 mhz optical isolation iso - 32 - - db optical return loss orl - 40 - - db sidemode suppression ratio smsr - 30 - - db polarization extinction ratio per i f = i op 17 - - db wavelength drift over t c range ?? top t = t op - - 40 pm relative intensity noise rin - - - -163 db/hz monitor pd current i mpd i f = i op , v mpd = -5 v 100 - 2500 ? a monitor pd dark current i d i op = 0 ma , v mpd = -5 v - - 0.2 ? a thermistor resistance r th t op = 25 ? c 9.5 10.0 10.5 k ? thermistor temp. coefficients tc th t op = 25 ? c - -4.4 - %/ ? c tec current i tec -20 ? c < t c < +65 ? c -1.0 - +1.5 a tec voltage v tec -20 ? c < t c < +65 ? c -2.0 - +3.0 v 1. linewidth ( ?? ) is calculated using this formula: ?? = ? rin(f){16 ? (d ? 2l/c)2f2}-1 where: d = fiber dispersion; l = fiber length (65km); c = velocity of light in free space (3.00e+8); ? = opt center wavelength ? rin(f) = rin through fiber (rin 65km ? rin 0km ); f = the measurement frequency (860mhz) 1772 dwdm hi g h power cw source lase r
datasheet | april 2012 fiber optics | rev 2012.04 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. outline drawing pin assignments pin description 1 thermistor 2 thermistor 3 dc laser bias (-) 4 mpd anode (-) 5 mpd cathode (+) 6 thermal electric cooler (+) 7 thermal electric cooler (-) 8 case ground 9 case ground 10 nc 11 laser common (+), case ground 12 laser modulation (-) 13 laser common (+) 14 nc 1772 dwdm hi g h power cw source lase r
datasheet | april 2012 fiber optics | rev 2012.04 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. itu grid channel numbering please contact emcore sales for itu wavelength channel availability. package schematic 1772 dwdm hi g h power cw source lase r 1 2 3 4 5 6 7 (+) (-) (+) (-) dc bias 8 9 10 11 12 13 14 (+) (-) case gnd nc nc gnd choke tec iso 0.1uf opt out rf input gnd 10k
datasheet | april 2012 fiber optics | rev 2012.04 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. laser safety this product meets the appropriate standard in title 21 of the code of federal regulatio ns (cfr). fda/cdrh class 1m laser product. this device has been classified with the fda/cdrh under accession number 0220732. all versions of this laser are class 1m laser prod uct, tested according to iec 60825-1:2007/en 60825-1:2007 single-mode fiber pigtail with fc/apc connectors (standard). wavelength = 1.5 ? m. maximum power = 100 mw. because of size constraints, laser safety labeling (includi ng an fda class 1m label) is not affixed to the module, but attached to the outside of the shipping carton. product is not shipped with power supply. caution: use of controls, adjustments and procedures other than those specified herein may result in hazardous laser radiation exposure. viewing the laser output with certain optical instrume nts (for example, eye loupes, magnifiers and microscopes) within a distance of 100 mm may pose an eye hazard. 1772 dwdm hi g h power cw source lase r danger invisible laser radiation is emitted from the end of fiber or connector avoid direct exposure to beam do not view beam directly with optical instruments invisible laser radiation emitted from end of fiber or connector class 1m laser product iec-60825-1:20007 max .output:100mw wavelength: 1.5 ? danger invisible laser radiation max. output: 100mw, class 1m laser product avoid direct exposure to beam wavelength: 1.5 ? m
datasheet | april 2012 fiber optics | rev 2012.04 information contained herein is deemed reliable and accurate as of the issue date. emcore reserves the right to change the desi gn or specification at any time without notice. ordering code definitions 1772 ? nm ? xx ? yy ? fc - pm family name hi g h power cw , 14-pin , dfb optical output power xx = 40: 40 mw xx = 50: 50 mw xx = 63: 63 mw wavelength yy = 02: non-itu, 1547 nm ? 1560 nm yy = 03: non-itu, 1557 nm ? 1560 nm yy = 04: non-itu, 1530 nm ? 1560 nm yy = 15: itu channel 15, 1565.50 nm yy = 16: itu channel 16, 1564.68 nm ? yy = 61: itu channel 61, 1528.77 nm yy = 62: itu channel 62, 1527.99 nm connector fc: fc/apc 1772 dwdm hi g h power cw source lase r fiber options pm: panda pm, 400 ? m matching options nm: no matchin g example 1772-nm-63-43-fc-pm: 1772, 63 mw minimum output power, itu channel 43, 1542.94 nm, fc/apc, panda pm, 400 micron buffer.
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