preliminary datasheet | october 30, 2007 for more information on this and other products: contact sales at emcore 626-293-3400, or visit www.emcore.com. applications dwdm catv free space optics features 40, 50, 63 mw optical output power oc-48 pinout compatible telcordia technologies tm gr- 468 compliant pm fiber -20 c to +65 c operating temperature range monitor photodiode model 1772 dwdm high power cw source laser 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 the 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 tem perature -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 see page 2 for specific test conditions.
2 preliminary datasheet | october 30, 2007 emcore corporation model 1772 dwdm high power cw source laser absolute maximum ratings stresses in excess of the absolute maximum ratings can cause permanent damage to the device. these are absolute stress ratings only. functional operation of the device is not im plied at these or any other conditions in excess of those given in the 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 ? 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
3 preliminary datasheet | october 30, 2007 emcore corporation model 1772 dwdm high power cw source laser outline drawing pin assignments pin function 1 thermistor 2 thermistor 3 laser dc bias (-) 4 mpd anode 5 mpd cathode 6 tec (+, current in cools) 7 tec (-) 8 case ground 9 case ground 10 no connection 11 laser common (+) 12 laser modulation (-) 13 laser common (+) 14 no connection
4 preliminary datasheet | october 30, 2007 emcore corporation model 1772 dwdm high power cw source laser itu grid channel numbering please contact emcore sales for it u wavelength channel availability. package schematic 170 nh 170 nh 170 nh 170 nh
5 preliminary datasheet | october 30, 2007 emcore corporation model 1772 dwdm high power cw source laser laser safety class iiib laser product this product meets the appropriate standard in title 21 of the code of federal regulations (cfr). fda/cdrh class iiib laser product. this device has been classifi ed with the fda/cdrh under accession number 0220732. single-mode fiber pigtail with fc/apc connectors (standard). wavelength = 1.5 m. maximum power = 100 mw. because of size constraints, laser safety labeling (incl uding an fda class iiib 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.
6 preliminary datasheet | october 30, 2007 emcore corporation model 1772 dwdm high power cw source laser ordering code definitions 1772-nm-xx-yy-fc-pm example 1772-NM-63-43-FC-PM: 1772, 63 mw minimum output pow er, itu channel 43, 1542.94 nm, fc/apc, panda pm, 400 micron buffer. please contact emcore sales for current itu wavelength channel availability. family name high power cw, 14-pin, dfb 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 matching options nm: no matching connector fc: fc/apc information contained herein is deemed to be re liable and accurate as of issue date. em core reserves the right to change the de sign or specifications of the product at any time without notice. emcore and t he emcore logo are trademarks of emcore corporation. 1772 datasheet 2007-10-30 ? copyright 2007. emcore corporation emcore corporation 2015 west chestnut street a lhambra, california 91803-1542 tel: 626-293-3400 fax: 626-293-3428 www.emcore.com optical output power xx = 40: 40 mw xx = 50: 50 mw xx = 63: 63 mw fiber options pm: panda pm, 400 m
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