data sheet the information in this document is subject to change without notice. before using this document, please confirm that this is the latest version. not all products and/or types are available in every country. please check with an nec electronics sales representative for availability and additional information. laser diode nx7535 series 1 550 nm ingaasp mqw-fp laser diode coaxial module with monitor pd for otdr application document no. pl10758ej01v0ds (1st edition) date published july 2009 ns printed in japan 2009 nx7535an-aa NX7535BN-AA description the nx7535 series is a 1 550 nm multiple quantum well (mqw) structured fabry-perot (fp) laser diode coaxial module with single mode fiber. this module is specifi ed to operate under pulsed condition and designed for light source of optical time domain refl ectometer (otdr). features ? high output power p f = 30 mw @ i fp = 200 ma *1 ? long wavelength c = 1 550 nm ? built-in monitor pd *1 pulse conditions: pulse width (pw) = 10 s, duty = 1%
data sheet pl10758ej01v0ds 2 nx7535 series package dimensions (unit: mm) pin connections case 1 4 ld 2 3 pd nx7535an - aa bottom view 1 2 3 4 optical fiber smf length: 1 m min. 31.9 typ. 14.5 1.2 22.0 typ. 8.7 0.45 5.95 p.c.d. = 2
data sheet pl10758ej01v0ds 3 nx7535 series nx7535bn - aa pin connections 0.9 7.0 26.5 14.5 4 12.7 17.0 0.45 2.2 2 ? 7.2 3.7 1 p.c.d. = 2 4 3 2 1 case 1 4 ld 2 3 pd optical fiber smf length: 1 m min.
data sheet pl10758ej01v0ds 4 nx7535 series optical fiber characteristics parameter specification unit mode field diameter 9.5 1 m cladding diameter 125 2 m maximum cladding noncircularity 2 % maximum core/cladding concentricity 1.6 % outer diameter 0.9 0.1 mm cut-off wavelength 1 140 to 1 280 nm minimum fiber bending radius 30 mm fiber length 1 000 min. mm ferrule fiber length: 1 000 mm min.
data sheet pl10758ej01v0ds 5 nx7535 series ordering information part number fiange type nx7535an-aa without flange NX7535BN-AA flat mount flange absolute maximum ratings parameter symbol ratings unit pulsed forward current *1 i fp 300 ma reverse voltage v r 2.0 v reverse voltage (monitor pd) v rm 10 v reverse current (monitor pd) i fpm 2.0 ma operating case temperature t c 0 to +60 c storage temperature t stg ? 40 to +85 c lead soldering temperature t sld 350 (3 sec.) c relative humidity (noncondensing) rh 85 % *1 pulse condition: pulse width (pw) = 10 s, duty = 1% electro-optical characteristics (t c = 25 c) parameter symbol conditions min. typ. max. unit forward voltage v fp i fp = 200 ma, pw = 10 s, duty = 1% 3.5 v threshold current i th 5 25 ma optical output power from fiber p f i fp = 200 ma, pw = 10 s, duty = 1% 15 30 mw center wavelength c rms ( ? 20 db), i fp = 200 ma, pw = 10 s, duty = 1% 1 530 1 550 1 570 nm spectral width rms ( ? 20 db), i fp = 200 ma, pw = 10 s, duty = 1% 10.0 nm rise time t r 10-90% 2.0 ns fall time t f 90-10% 2.0 ns forward current (cw) i fcw p fcw = 2 mw 15 ma monitor current i m p fcw = 2 mw, v rm = 2 v 0.05 2 ma
data sheet pl10758ej01v0ds 6 nx7535 series electro-optical characteristics (t c = 0 to +60 c) parameter symbol conditions min. typ. max. unit optical output power from fiber p f i fp = 200 ma, pw = 10 s, duty = 1% 7.5 mw center wavelength c rms ( ? 20 db), i fp = 200 ma, pw = 10 s, duty = 1% 1 514 1 595 nm spectral width rms ( ? 20 db), i fp = 200 ma, pw = 10 s, duty = 1% 10 nm
data sheet pl10758ej01v0ds 7 nx7535 series typical characteristics (t c = 25 c, unless otherwise specified) 0 40 30 20 10 50 100 150 200 pw = 10 s, duty = 1% 60 c 25 c t c = 0 c 1 550.0 5 nm/div pulsed forward current i fp (ma) optical output power from fiber p f (mw) spectrum wavelength (nm) relative intensity (linear scale) optical output power from fiber vs. pulsed forward current remark the graphs indicate nominal characteristics.
data sheet pl10758ej01v0ds 8 nx7535 series reference document name document no. opto-electronics devices pamphlet px10160e
data sheet pl10758ej01v0ds 9 nx7535 series the information in this document is current as of july, 2009. the information is subject to change without notice. for actual design-in, refer to the latest publications of nec electronics data sheets, 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 and safety of nec electronics products, customers agree and acknowledge that the possibility of defects thereof cannot be eliminated entirely. in addition, nec electronics products are not taken measures to prevent radioactive rays in the product design. when customers use nec electronics products with their products, customers shall, on their own responsibility, incorporate sufficient safety measures such as redundancy, fire-containment and anti-failure features to their products in order to avoid risks of the damages to property (including public or social property) or injury (including death) to persons, as the result of defects of nec electronics products. 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) ? ? ? ? ? ? m8e0904e (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":
nx7535 series 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 in visible, directly or indi rectly, 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 ordinanc es when disposing of the produc t. 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 industria l waste subject to special c ontrol) up until final disposal. ? do not burn, destroy, cut, crush, or chemically di ssolve 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 care fully to avoid injury from the damaged part or fragments.
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