laser diode nx8346tb,nx8346ty 1 310 nm algainas mqw-dfb laser diode for 10 gb/s application document no. pl10722ej01v0ds (1st edition) date published july 2008 ns description the nx8346tb and nx8346ty are 1 310 nm multiple quantum wells (mqw) structured distributed feed-back (dfb) laser diode tosa (transmitter optical subassembly) with ingaas m onitor pin-pd in a receptacle type package designed for sfp+/xfp transceiver. applications ? 10 g base-lw/lr ? 10 g fibre channel ? sonet oc-192 features ? internal optical isolator ? optical output power p f = ? 2 dbm ? low threshold current l th = 8 ma typ. @ t c = 25 c ? wide operating temperature range t c = ? 20 to +95 c ? ingaas monitor pin-pd 2008
nx8346tb,nx8346ty package dimensions (unit : mm) (4.05) 5.55 max. 5.15 8.7 0.55 1.75 1.35 1.3 30.1 1.00.2 optical reference plane gnd surface signal surface 3.50.04 3.50.1 5.20.05 4.70.05 5.20.05 (18.3 max.) 5.60.05 5.0 2.99 2.92 receptacle is electrically isolated from can. 2. characteristic impedance of flexible printed circuit is 25 . 3. nx8346tb has no matching resistor installed. 4. ( ) indicates nominal dimension. bottom view 18.17 4.65 2.8 2?3.77 1.5 2?1.6 6?0.45 5?0.79 5.7 0.13 6?r0.15 18 ? 0.2 2 ? 0.5 pd cathode gnd ld cathode ld anode gnd nc gnd gnd 0.280.1 5.6 1.0 max. nx8346tb data sheet pl10722ej01v0ds 2
nx8346tb,nx8346ty (4.05) 5.55 max. 5.15 8.7 0.55 1.75 1.35 1.3 30.1 1.00.2 optical reference plane gnd surface signal surface 3.50.04 3.50.1 5.20.05 4.70.05 5.20.05 (14.8 max.) 5.60.05 5.0 2.99 2.92 receptacle is electrically isolated from can. 2. characteristic impedance of flexible printed circuit is 25 . 3. nx8346ty has no matching resistor installed. 4. ( ) indicates nominal dimension. bottom view 1.0 max. nx8346ty 1.01 1.85 2.29 9.60 2 ? 1.0 6?0.36 5?0.79 4.84 pd cathode gnd ld cathode ld anode gnd nc data sheet pl10722ej01v0ds 3
nx8346tb,nx8346ty ordering information part number receptacle type note NX8346TB-AZ lc, electrically isolat ed differential input with flexible pcb, without matching resistor nx8346ty-az lc, electrically isolated differential input with short length flexible pcb, without matching resistor data sheet pl10722ej01v0ds 4
nx8346tb,nx8346ty absolute maximum ratings parameter symbol ratings unit storage temperature t stg ?40 to +95 c operating case temperature t c ?20 to +95 c forward current of ld i fld 120 ma reverse voltage of ld v rld 2 v forward current of pd i fpd 10 ma reverse voltage of pd v rpd 20 v soldering temperature (flexible printed circuit) t sld 260 (10 sec.) c optical output power p f 5 mw data sheet pl10722ej01v0ds 5
nx8346tb,nx8346ty electro-optical characteristics (t c = ? 20 to +95 c, bol, unless otherwise specified) parameter symbol conditions min. typ. max. unit mean optical output power p f ?2 dbm peak emission wavelength p cw, p f = ?2 dbm 1 290 1 330 nm side mode suppression ratio smsr cw, p f = ?2 dbm 35 db threshold current i th cw, t c = 25 c 8 15 ma cw 2 30 differential efficiency d cw, p f = ?2 dbm, t c = 25 c 0.020 0.025 0.040 w/a cw, p f = ?2 dbm 0.005 0.060 temperature dependence of differential efficiency ? d ? d = 10 log ?3.5 1.5 db operation voltage v op cw, p f = ?2 dbm 0.5 2.2 v monitor current i m cw, p f = ?2 dbm 100 1 000 a monitor dark current i d v r = 3.3 v, t c = 25 c 10 na v r = 3.3 v 500 rise time t r 20-80% *1 50 ps fall time t f 20-80% *1 50 ps monitor pd terminal capacitance c t v r = 3.3 v, f = 1 mhz 6 20 pf relative intensity noise rin *1 ?128 db/hz tracking error *2 ?1.0 1.0 db d d (@ 25 c) *1 9.95/10.3/10.5 gb/s, prbs 2 31 ? 1, nrz, duty cycle = 50% *2 tracking error: 0 i m i m t c = 25c t c = ?20 to +95c p f (mw) p f p f @ 25c (ma) = 10 log [db] p f p f @ 25c data sheet pl10722ej01v0ds 6
nx8346tb,nx8346ty reference document name document no. opto-electronics devices pamphlet px10160e data sheet pl10722ej01v0ds 7
data sheet pl10722ej01v0ds 8 nx8346tb,nx8346ty the information in this document is current as of july, 2008. the information is subject to change without notice. for actual design-in, refer to the latest publications of nec electronics data sheets or data books, etc., for the most up-to-date specifications of nec electronics products. not all products and/or types are available in every country. please check with an nec electronics sales representative for availability and additional information. no part of this document may be copied or reproduced in any form or by any means without the prior written consent of nec electronics. nec electronics assumes no responsibility for any errors that may appear in this document. nec electronics does not assume any liability for infringement of patents, copyrights or other intellectual property rights of third parties by or arising from the use of nec electronics products listed in this document or any other liability arising from the use of such products. no license, express, implied or otherwise, is granted under any patents, copyrights or other intellectual property rights of nec electronics or others. descriptions of circuits, software and other related information in this document are provided for illustrative purposes in semiconductor product operation and application examples. the incorporation of these circuits, software and information in the design of a customer's equipment shall be done under the full responsibility of the customer. nec electronics assumes no responsibility for any losses incurred by customers or third parties arising from the use of these circuits, software and information. while nec electronics endeavors to enhance the quality, reliability and safety of nec electronics products, customers agree and acknowledge that the possibility of defects thereof cannot be eliminated entirely. to minimize risks of damage to property or injury (including death) to persons arising from defects in nec electronics products, customers must incorporate sufficient safety measures in their design, such as redundancy, fire-containment and anti-failure features. nec electronics products are classified into the following three quality grades: "standard", "special" and "specific". the "specific" quality grade applies only to nec electronics products developed based on a customer- designated "quality assurance program" for a specific application. the recommended applications of an nec electronics product depend on its quality grade, as indicated below. customers must check the quality grade of each nec electronics product before using it in a particular application. the quality grade of nec electronics products is "standard" unless otherwise expressly specified in nec electronics data sheets or data books, etc. if customers wish to use nec electronics products in applications not intended by nec electronics, they must contact an nec electronics sales representative in advance to determine nec electronics' willingness to support a given application. (note) ? ? ? ? ? ? m8e 02. 11-1 (1) (2) "nec electronics" as used in this statement means nec electronics corporation and also includes its majority-owned subsidiaries. "nec electronics products" means any product developed or manufactured by or for nec electronics (as defined above). computers, office equipment, communications equipment, test and measurement equipment, audio and visual equipment, home electronic appliances, machine tools, personal electronic equipment and industrial robots. transportation equipment (automobiles, trains, ships, etc.), traffic control systems, anti-disaster systems, anti-crime systems, safety equipment and medical equipment (not specifically designed for life support). aircraft, aerospace equipment, submersible repeaters, nuclear reactor control systems, life support systems and medical equipment for life support, etc. "standard": "special": "specific":
nx8346tb,nx8346ty safety information on this product danger invisible laser radiation avoid direct exposure to beam output power mw max wavelength nm class lllb laser product avoid exposure-invisible laser radiation is emitted from this aperture semiconductor laser warning laser beam a laser beam is emitted from this diode during operation. the laser beam, visible or invisible, directly or i ndirectly, may cause injury to the eye or loss of eyesight. ? do not look directly into the laser beam. ? avoid exposure to the laser beam, any reflected or collimated beam. caution gaas products this product uses gallium arsenide (gaas). gaas vapor and powder are hazardous to human health if inhaled or ingested, so please observe the following points. ? follow related laws and ordinances when disposi ng of the product. if there are no applicable laws and/or ordinances, dispose of the product as recommended below. 1. commission a disposal company able to (wit h a license to) collect, transport and dispose of materials that contain arsenic and other such industrial waste materials. 2. exclude the product from general industria l waste and household garbage, and ensure that the product is controlled (as industrial waste subjec t to special control) up until final disposal. ? do not burn, destroy, cut, crush, or chemically dissolve the product. ? do not lick the product or in any way allow it to enter the mouth. caution optical fiber a glass-fiber is attached on the product. handle with care. ? when the fiber is broken or damaged, handle carefully to avoid injury from the damaged part or fragments.
|
