dat asheet | march 201 3 fiber op tics | r ev 201 3.0 3 i n f o rmat ion cont ained herein is deemed reliab le and accurat e as of t he i ssue dat e. emc o re reserves t he right t o change t he desi gn or specif icat ion at any t ime wi t hout not ice. applications 131 0 n m forw ard path/re turn pat h broadc as t a nd n a rrowc as t network s lon g dis t anc es high opt i c a l s p lits features oc-48 pin out c o mpat ib le telcordia ? t ec hn olo gies 4 68 co mp lian t 79 ch ann el c oun t up to 31 mw wide tem per atur e rang e ? s t ab le e v en in hars h e n v i ron m ents the 161 2a/b 1310 nm fo rward path dfb laser m odul e s are d esi gne d for both broa dcast an d narro wcast analo g appli c ations. the hi ghly linear o c -4 8 pino ut comp atible d e vice s feature option s up to 31m w of minimum opti c al output po wer with su peri or distortio n pe rforma nce over an enha nced temperatu r e rang e of -40 ? c to +85 ? c. performanc e highlights min typical max units wavelength 1300 - 1320 nm optical output power (multiple versions) 4-31 - - mw temper ature ra nge -40 - +85 ? c frequency range 5 - 1002 mhz carrier to noise ratio 51 - - db composite second order (multiple versions) 55-60 - - db composite tripl e beat 65 - - db 1612A/b 1310 nm dfb laser module http://
dat asheet | march 201 3 fiber op tics | r ev 201 3.0 3 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 stresse s in e x cess of the absolute max i mum rating s can cau s e p e rman ent dam age to the de vice. the s e a r e ab solute stre ss rating s only. functio nal ope ration of the device is not im plied at these o r an y other con d itions in ex ce ss of those given in the o peratio nal se ction s of the data sh eet. expos u r e to ab solute maxim u m rating s for extended pe riods can adversely affect device reli ability. parameter symbol condition min max unit oper ating temp erature range t c continuous -40 +85 c storage temperature range t stg - -40 +85 c laser fo r w ar d d c current - - - 150 ma photodiode reverse voltage v rpd - - 10 v laser reverse v oltage, dc - - - 1 v esd - hbm: r = 1500 ohm, c = 100pf -500 500 v tec cu rrent i te c continuous -1.9 1.9 a electrical/optical characteristics laser tem p e r ature (tl ) = 25 o c, i f =i op , beginnin g 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 optical return loss orl tc 40 - - db sidemode suppr ession ratio smsr - 35 - - db threshold current i th - - - 20 ma oper ating cur r e nt i op varies w i th po we r option - - 120 ma monitor pd responsivity r pd v rm =5v 10 - 200 a/mw thermistor r e sistance 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 cu rrent i te c -401612A/b 1310 nm dfb laser module
dat asheet | march 201 3 fiber op tics | r ev 201 3.0 3 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. rf characteristic parameter symbol condition min typ max unit frequency range f - 5 - 1002 mhz frequency response s21 i f = 60 ma, 5 mhz-1002 mhz - - 0.75 db carrier-to-noise ratio cnr - 51 - - db comp. second order, 1612A cso 4, 6, 8 mw options ? 10 mw options 55 57 - - - - db db comp. second order, 1612b cso - 60 - - db composite triple beat, 1612A/b ctb - 65 - - db relative intensity noise rin - - <-155 - db/hz omi = 3.7% for 79c h ntsc in orde r to prevent reflecti on-in du ced di stortion, the l a se r mu st be con n e c ted to an optical ca ble having a return lo ss of at least 55 db fo r discrete refl ection s an d 3 0 db for distri buted refle c ti ons. outline dra w in g (dime nsions are in inches & mm) 1612A/b 1310 nm dfb laser module
dat asheet | march 201 3 fiber op tics | r ev 201 3.0 3 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. electrical schematics pin definitions 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 (+) 12 laser modulation (-) 13 laser common (+) tec i s ol a t or 10 k 12 n h 10 0 ld mpd es d (- ) (+ ) (- ) (+ ) (+ ) 3. 3 v 0. 0 1u f rf c ho k e 1 2 3 4 5 6 7 8 9 10 11 12 13 14 nc ca s e gn d 22 (- ) ( + ) figure 1. 161 2a/b laser s c hem atic figure 2. 1612A/b circuit schem atic 1612A/b 1310 nm dfb laser module
dat asheet | march 201 3 fiber op tics | r ev 201 3.0 3 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 p r od uct meets the ap prop riate stan dard in title 2 1 of t he code of federal regulatio ns (cfr). f d a/cdrh cla ss 1 la ser prod uct. thi s device h as b een cl assified with the fda / cdrh u nde r accessio n nu mber 0 220 19 1. all version s o f this lase r are cla ss 1 la ser produ c t, tested a c cordi n g to iec 6082 5-1:20 07/en 6082 5-1:2 0 0 7 single-m ode fiber pigtail wi th sc/apc conne ctors (st anda rd ). wavele ngth = 1.3 ? m. maximum power = 50 m w . becau s e of si ze con s traint s, lase r safety labeling (in c luding a n fda class 1 lab e l) is not affixed to the mod u le, but attached to the outside of the shippi ng ca rton. produ ct is not shipp ed with power supply . cau t ion: us e of con t rols , adjustments and proc e dures o t her than tho se s pecified he r e in ma y result in hazard o us laser radia t ion expos ure . 1612A/b 1310 nm dfb laser module da ng e r in vi si b l e l a ser ra d i a t i o n i s e m i tte d f r om the e n d of fi b e r or co nn ect or a v o i d di re ct ex p o s u r e to b e a m d o no t v i e w b e a m di re ct l y w i th op t i c a l i n st r u m e nt s inv isible la s er r a di at ion em it t e d from end of f ibe r or con n ector a v oid e x po su r e t o b e am class 1 laser product iec-60825-1:20007 max. output:50 mw wavelength: 1.3 ? m da nge r i n v i s i b le la s e r radi at i o n ma x . o u t p u t : 5 0 m w , cl as s 1 la s e r p r odu c t av o i d d i re ct ex pos ur e t o b e am wa ve l e ngth : 1.3 ? m
dat asheet | march 201 3 fiber op tics | r ev 201 3.0 3 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 1612 x ? w w w ? y y ? zz family name analog 1310 nm, dfb, laser distor tion p e rforma nce x = a standard perfo r man c e x = b enhanced performance (cso) freque nc y plan www = 079: 79 channel ntsc optical con nector yy = fc: fc/apc yy = sc: sc/ apc yy = no: no connector 1612A/b 1310 nm dfb laser module minimum opt i cal po w e r zz = 04: 4 m w zz = 16: 16 m w zz = 06: 6 m w zz = 20: 20 m w zz = 08: 8 m w zz = 22: 22 m w zz = 10: 10 m w zz = 25: 25 m w zz = 13: 13 m w zz = 31: 31 m w example 1612 a-079 -s c-1 0 : dfb 1 310 nm, stan dard pe rform ance, 79 ch a nnel nts c , sc/apc co nn ector, 1 0 mw
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