1、BRITISH STANDARD BS EN 62148-12:2004 Fibre optic active components and devices Package and interface standards Part 12: Laser transmitters with coaxial RF connector The European Standard EN 62148-12:2004 has the status of a British Standard ICS 33.180.20 BS EN 62148-12:2004 This British Standard was
2、 published under the authority of the Standards Policy and Strategy Committee on 21 May 2004 BSI 21 May 2004 ISBN 0 580 43789 2 National foreword This British Standard is the official English language version of EN 62148-12:2004. It is identical with IEC 62148-12:2004. The UK participation in its pr
3、eparation was entrusted by Technical Committee GEL/86, Fibre optics, to Subcommittee GEL/86/3, Fibre optic systems and active devices, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British S
4、tandards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.
5、This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible i
6、nternational/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the
7、EN title page, pages 2 to 12, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEAN STANDARD EN 62148-12 NORME EUROPENNE EUROPISCHE NORM April 2004 CEN
8、ELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2004 CENELEC - All rights of exploitation in any form and by any means reserved wor
9、ldwide for CENELEC members. Ref. No. EN 62148-12:2004 E ICS 33.180.20 English version Fibre optic active components and devices - Package and interface standards Part 12: Laser transmitters with coaxial RF connector (IEC 62148-12:2004) Composants et dispositifs actifs en fibres optiques - Normes de
10、botier et dinterface Partie 12: Emetteur laser avec connecteur RF coaxial (CEI 62148-12:2004) Aktive Lichtwellenleiterbauelemente und -gerte - Gehuse- und Schnittstellennormen Teil 12: Lasersender mit HF-Koaxialstecker (IEC 62148-12:2004) This European Standard was approved by CENELEC on 2004-04-01.
11、 CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained
12、 on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central
13、Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands,
14、 Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 64128-2102:40 - - 2 Foreword The text of document 86C/581/FDIS, future edition 1 of IEC 62148-12, prepared by SC 86C, Fibre optic systems and active devices, of IEC TC 86, Fibre optics, was submitted to
15、the IEC-CENELEC parallel vote and was approved by CENELEC as EN 62148-12 on 2004-04-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2005-01-01 latest date by which the nat
16、ional standards conflicting with the EN have to be withdrawn (dow) 2007-04-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 62148-12:2004 was approved by CENELEC as a European Standard without any modification. _ Page2 EN6214812:2004261-8412 IE:C
17、2004 3 CONTENTS INTRODUCTION.4 1 Scope.5 2 Normative references.5 3 Terms, definitions and abbreviations 6 4 Classification6 5 Specification of fibre optic transceiver module 6 5.1 Pigtail interface .6 5.2 Electrical interface.7 5.2.1 General.7 5.2.2 Numbering of electrical terminals.7 5.2.3 Coaxial
18、 connector7 5.2.4 Pin function definition 7 6 Outline and footprint of fibre-optic transmitter module.8 6.1 Drawing of case outline .8 6.2 Drawing of case footprint.10 Bibliography12 Fiugre1 Elcertcial retmianlsn umrebign assigmnstne (vieewf drmot h etop oft h edevice case) 7 Fiugre 2 saC eo utline.
19、 9 Fiugre 3 saC e foorptint 01Talbe1 Pinf ucntino definitionsf ord irecm todulaito nlaser diode device 8 Talbe2 Pinf ucntino definitiosnf or EAm odulatroi netrgtade salred ioedd evcie . 8Page3 EN6214812:2004 62148-12 IEC:2004 3 COTNENTS INTRODTCUOIN. 41 Scpoe. 5 2 roNmtaiv e referecnse. 5 3 Termsfed
20、 ,intiiosn anda bbrevitaiosn 6 4 Clsasification 6 5 Spceficiatioo nf firbo eptict rsnaceivrem odule 6 5.1P igtial inetrfcae . 6 5.2E lcertcila interfcae. 7 521G erenal. 7 522muN rebin g of elcertcialt ermnials. 7 523C oxaail concentor 7 524P in fucntinofed niiiton 7 6 Ounilt eandf otoprni tofbif r-e
21、poitct rnamsitetrm olude. 8 6.1 Drawino gf caseo utline . 8 6.2 Drawin gofc asef otorpint. 01Bibliography12 Figure 1 Electrical terminals numbering assignments (viewed from the top of the device case) 7 Figure 2 Case outline.9 Figure 3 Case footprint 10 Table 1 Pin function definitions for direct mo
22、dulation laser diode device 8 Table 2 Pin function definitions for EA modulator integrated laser diode device .8 Pa3eg E4002:2184126N AnnexZ A (norma)evitroN mevitar efercnese ot itnertannoia lbuplciatoisn wit htrieh corresponding European publications . 11 62148-12 IEC:2004 3 COTNENTS INTRODTCUOIN.
23、 41 Scpoe. 5 2 roNmtaiv e referecnse. 5 3 Termsfed ,intiiosn anda bbrevitaiosn 6 4 Clsasification 6 5 Spceficiatioo nf firbo eptict rsnaceivrem odule 6 5.1P igtial inetrfcae . 6 5.2E lcertcila interfcae. 7 521G erenal. 7 522muN rebin g of elcertcialt ermnials. 7 523C oxaail concentor 7 524P in fucnt
24、inofed niiiton 7 6 Ounilt eandf otoprni tofbif r-epoitct rnamsitetrm olude. 8 6.1 Drawino gf caseo utline . 8 6.2 Drawin gofc asef otorpint. 01Bibilogrpahy12 Fiugre 1 Electrical terminals numbering assignments (viewed fromh t etop of th edevice case) 7 Figure 2 Case outline.9 Figure 3 Case footprint
25、 0 1Table 1 Pin fucntion definitions for direct modulation laser diode device 8 Tblae 2 Pin fucntion definitions for EA modulator inetgrated laser diode device .8 3egaP E4002:2184126N 261-841 2 IEC:2004 3 COTNENTS NITRODUCTION.4 1 Scpoe.5 2Nor mative references.5 3 Terms, defintiions nada bbreviatio
26、ns 6 4lC sasification6 5 Scpeificatiofn o firbe opticr tnsaceiver module 6 .51 Pigtial nietrface .6 .52 Elecrtical niterface.7 .5.21 Geernal.7 .5.22 Numbering fo elcetrical termnials.7 .5.23o Caxail concnetor7 .5.24 Pin fucntion definiiton 7 6 Outline and footprint ofb fire-potic tranmsitter mulode.
27、8 .61 Drawino gf caseo utline . 8 6.2 Drawin gfo case fotoprint.10 Bibliogrpahy12 Figure1 Elecrtcial retmianlsn mubreign sasigmnstne( vieewf dromht e otp fo the edvice case) 7 iFgure 2saC eo utline. 9 iFgure 3saC e footrpint 01Table1 Pin functino edfinitionsf or direcm todulaito nlaser idode edvice
28、8 Tbale2 Pin functino edfinitiosnf ro EA mdoulatroi ntergtade salerd ioded evice . 8ge3aP N6214812:2004E nAnex ZA( nroma)evitroN mevitar efernecse ot tnierantnoia lbupcilatoisn wit htrieh corresdnopiuE gnroepanp ublicatsnoi . 11 Annex ZA (normative) Normative references to international publications
29、 with their corresponding European publications . 11261-8412 IE:C2004 4 INTRODUCTION Laser diode devices are used to convert electrical signals into optical signals. This standard covers the physical interface for the laser diode devices that are suitable for high bit rate optical transmission syste
30、ms. These devices are designed as pigtailed packages with a 7-pin electrical connector and a coaxial RF connector and have a thermo-electric cooler. Page4 EN6214812:2004261-8412 IE:C2004 5 FIBRE OPTIC ACTIVE COMPONENTS AND DEVICES PACKAGE AND INTERFACE STANDARDS Part 12: Laser transmitter with a coa
31、xial RF connector 1 Scope This part of IEC 62148 covers physical interface specifications of laser diode devices for optical fibre communication. The intent of this part of IEC 62148 is to adequately specify the physical requirements of an optical transmitter that will enable mechanical interchangea
32、bility of transmitters to this standard both at the printed circuit board and for any panel-mounting requirement. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated refere
33、nces, the latest edition of the referenced document (including any amendments) applies. IEC 60169-15, Radio-frequency connectors Part 15: R.F. coaxial connectors with inner diameter of outer conductor 4,13 mm (0,163 in) with screw coupling Characteristic impedance 50 ohms (type SMA) IEC 60169-16, Ra
34、dio-frequency connectors Part 16: R.F. coaxial connectors with inner diameter of outer conductor 7 mm (0,276 in) with screw coupling Characteristic impedance 50 ohms (75 ohms) (type N) IEC 60191 (all parts), Mechanical standardization of semiconductor devices IEC 60793-2-50, Optical fibres Part 2-50
35、: Product specifications Sectional specification for class B single-mode fibres IEC 60874 (all parts), Connectors for optical fibres and cables IEC 62148-1, Fibre optic active components and devices Package and interface standards Part 1: General and guidance ITU-T Recommendation G.652: Characterist
36、ics of a single-mode optical fibre and cable ITU-T Recommendation G.653: Characteristics of a dispersion-shifted single-mode optical fibre cable ITU-T Recommendation G.654: Characteristics of cut-off shifted single-mode optical fibre and cable Page5 EN6214812:2004261-8412 IE:C2004 6 3 Terms, definit
37、ions and abbreviations For the purposes of this document, the definitions given in IEC 62148-1, where the terminology concerning the physical concepts, the types of devices, the general terms, and those related to ratings and characteristics can be found, as well as the following definitions apply.
38、3.1 photodiode PD semiconductor chip used for a photo-detection. In this standard, a PD is installed in the package for monitoring the output power of laser diode 3.2 thermo-electric cooler TEC device that controls the temperature of parts mounted on it. In this standard, the TEC is set in the packa
39、ge to control the laser diode temperature 3.3 radio frequency RF frequency of the electro-magnetic wave that can be radiated to the air. In this standard, an RF corresponds to the frequencies from 10 kHz to 10 GHz 3.4 subminiature SMA compact and coaxial electric connector for RF electric signal. Th
40、e SMA connector is standardized in IEC 60169-15 3.5 electro-absorption modulator EA modulator semiconductor optical amplitude modulator that uses the Franz-Keldysh effect and/or quantum confined Stark effect (QCSE) to convert the voltage amplitude modulation into the optical amplitude modulation 4 C
41、lassification The laser transmitter modules described in this standard are classified as Type 5, according to the definitions of IEC 62148-1. 5 Specification of fibre optic transceiver module 5.1 Pigtail interface All optical fibres which are defined in IEC 60793-2-50 and ITU-T Recommendations G. 65
42、2, G. 653, and G. 654 are applicable. All optical connectors which are defined in IEC 60874 are applicable, if a pigtail is to be terminated with an optical connector. Page6 EN6214812:2004261-8412 IE:C2004 7 5.2 Electrical interface 5.2.1 General The electrical interface in this standard defines the
43、 basic functionality of each terminal. 5.2.2 Numbering of electrical terminals Terminal numbering assignments are shown in Figure 1 (viewed from the top of the device case). Fibre pigtail 8 (Female type RF connector compatible with SMA) connector 7 6 5 4 3 2 1 IEC 076/04Figure 1 Electrical terminal
44、numbering assignments (viewed from the top of the device case) 5.2.3 Coaxial connector The transmitter has a female type coaxial connector as a number 8 terminal. The connector can handle an RF electrical signal and is compatible with the SMA connector which is defined in IEC 60169-16 and IEC 60169-
45、15. 5.2.4 Pin function definition The basic functionalities of each pin for direct modulation laser transmitter modules and modulator integrated laser transmitter modules are defined in Tables 1 and 2, respectively. Page7 EN6214812:2004261-8412 IE:C2004 8 Table 1 Pin function definitions for direct
46、modulation laser diode devices Number Terminal identification Functional description 1aThermistor-1 2aThermistor-2 3bLD bias Laser diode bias 4 PD A Monitor PD anode 5 PD K Monitor PD cathode 6cTEC A Thermo-electric cooler anode 7cTEC K Thermo-electric cooler cathode 8 RF RF signal input NOTE The ca
47、se has to be grounded. aResistance between these two terminals indicates the laser submount temperature. bPolarity of LD bias voltage shall be specified by each vender. c Thermo-electric coolers act as LD-chip-coolers in the bias direction described here. If they are biased reversely, their function
48、s are changed into warming. Table 2 Pin function definitions for EA modulator integrated laser diode device Pin number Terminal identification Functional description 1aThermistor-1 2aThermistor-2 3 LD A Laser diode anode 4 PD A Monitor PD anode 5 PD K Monitor PD cathode 6bTEC A Thermo-electric coole
49、r anode 7bTEC K Thermo-electric cooler cathode 8 RF RF signal input NOTE Case has to be grounded. aResistance between these two terminals indicates the laser submount temperature. bThermo-electric coolers act as LD-chip-coolers in the bias direction described here. If they are biased reversely, their functions are changed into heating.
