data sheet | october 25, 2004 for m ore information on this and other products: contact sales at ortel 626 - 293 - 3400, or visit www.emcore.com. applications 1310 nm forward path/return path broadcast and narrowcast networks long distances high optical splits features oc - 48 pinout compatible telcordia technologies tm 468 compliant up to 110 channel count up to 3 1 mw wide temperature range ? stable even in harsh environments 1612a/b 1310 nm dfb laser module the 1612a/b 1310 nm forward path dfb laser modules are designed for both broadcast and narrowcast analog applications. the highly linear, oc - 48 pinout com patible devices feature options up to 31 mw of minimum optical output power with superior distortion performance over an enhanced temperature range of - 40 c to +85 c. performance highlights min typical max units wavelength 1300 - 1320 nm optical output power (multiple versions) 4 - 31 - - mw temperature range - 40 - +85 c frequency range 5 - 860 mhz carrier to noise ratio 51 - - db composite second order (multiple versions) 55 - 60 - - db composite triple beat (multiple versions) 65 - 68 - - db see following pages for complete specifications and conditions.
data sheet | octo ber 25, 2004 ortel, a division of emcore 1612a/b 1310 nm dfb laser module 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 implied 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 c continuous - 40 +85 c storage temperature t stg - - 40 +85 c laser forward dc current - - - 150 ma photodiode reverse voltage v rpd - - 10 v laser reverse voltage, dc - - - 1 v esd - hbm: r = 1500 ohm, c = 100 pf - 500 500 v tec current i tec continuous - 1.9 1.9 a electrical/optical characteristics laser temperature (t l ) = 25 c, i f =i op , beginning of life (bol ) parameter symbol condition min typ max unit wavelength - - 1300 - 1320 nm optical output power - 1612 - xxxx - 04 version see ordering page for options 1612 - xxxx - 31 version 4 . 31 - - - - mw mw optical isolation iso - 30 - - db sidemode suppression ratio smsr - 35 - - db threshold current i th - - - 20 ma operating current i op varies with power option - - 120 ma monitor pd responsivity r pd v rm =5v 10 - 200 a/mw thermistor resistance r th t op =25 c 9.5 10 10.5 kohm thermistor temp. coefficient tc th t op =25 c - - 4.4 - %/ c tec current i tec - 40 3 data sheet | october 25, 2004 ortel, a division of emcore 1612a/b 1310 nm dfb laser module electrical schematics figure 1. 1612a/b laser schematic figure 2. 1612a/b circuit schemati c
4 data sheet | october 25, 2004 ortel, a division of emcore 1612a/b 1310 nm dfb laser module outline diagram dimensions are in inches and (millimeters) pin information pin no. description 1 thermisto r 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 (+) 12 laser modulation ( - ) 13 laser common (+) 14 nc
5 data sheet | october 25, 2004 ortel, a division of emcore 1612a/b 1310 nm dfb laser module laser safety 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 classified with the fda/cdrh under accession number 0220191. single - mode fiber pigtail with sc/apc connectors (standard). wavelength = 1.3 m m. maximum power = 50 mw. because of size constraints, laser safety labeling (including 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. 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 avoid exposure to beam class 3b laser product iec-60825 1993 max. output: 50 mw wavelength: 1.3 m m danger invisible laser radiation max. output: 50 mw, class iiib laser product avoid direct exposure to beam wavelength: 1.3 m m
6 data sheet | october 25, 2004 ortel, a division of emcore 1612a/b 1310 nm dfb laser module ordering information contact ortel for ordering information at 626 - 2 93 - 3400. ordering code definitions 1612 e2 bb d2 04 family name analog 1310 nm, dfb, laser distortion performance aa = standard performance bb = enhanced performance frequency plan d1 = 79 channel d2 = 112 channel optical connector e1 = fc/apc e2 = sc/apc e3 = none optical power, min. 04 = 4 mw 16 = 16 mw 06 = 6 mw 20 = 20 mw 08 = 8 mw 22 = 22 mw 10 = 10 mw 25 = 25 mw 13 = 13 mw 28 = 28 mw 31 = 31 mw information contained herein is deemed to be reliable and accurate as of issue date. emcore reserves the right to change the design or specifications of the product at any time without notice. ortel, the ortel logo, emcore, and the emcore logo are trademarks of emcore corporation. ds.1612ab ? copyright 2003. emcore corporation ortel, a division of emcore 2015 west c hestnut street alhambra, california 91803 - 1542 tel: 626 - 293 - 3400 fax: 626 - 293 - 3428 www.emcore.com
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