本标准规定了电气绝缘化合物（敷形涂覆材料）的鉴定和符合性要求，并设计和构建了充分且必要的测试项目来获取对材料性能的信心。本标准包括： 敷形涂覆材料的鉴定及鉴定效力保持（表3-1，A 列及B 列）。 敷形涂覆材料属性的质量符合性（表3-1，C 列）。 本标准中，敷形涂覆是指用于印制线路组件的保护涂层。敷形涂覆可起到防潮、防污物和电气绝缘的作用，但不是作为单独起机械保护作用的涂层。
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תאור זוהי המהדורה העדכנית ביותר של תקן מוסכם לתעשייה ודרישות קבלה של הרכבות כבלים ורתמות חוטים. תקן זה כולל סעיפים חדשים לאבטחת חיווט, אבטחת בידודים ומידע מעודכן ברבים מהסעיפים, יחד עם למעלה מ- 700 תמונות ואיורים. תקן זה מפרט חומרים שיטות בדיקות וקריטריוני קבלה לייצור בלחיצה, אבטחה מכאנית וחיבורים מולחמים להרכבות ופעולות הקשורות להרכבת כבלים וחיווט. IPC/WHMA-A-620C תוכנן על ידי IPC והאיגוד לייצור...
本指南描述了可用于评估柔性的、可拉伸的和可穿戴的应用中所采用的印刷电子器件的柔性和拉伸性能的测试。26页。2017年3月发布。2019年3月翻译.
本规范涵盖了高频（微波）印制板鉴定和性能要求，包括有或无镀覆孔的单面板、双面板、含或不含埋孔/盲孔及金属芯的多层板。该标准涉及最终涂覆层和表面电镀涂覆层要求、导体、通孔/导通孔、验收测试的频次和质量一致性、电气与机械及环境要求。C版本在诸如HASL涂层、可选的表面镀层、边缘电镀、标记、微导通孔捕获和目标连接盘、铜盖覆电镀填塞孔、铜填充微孔、PTFE钻污和介质去除等领域中加入了许多新的要求。与IPC-6011一起使用。取代IPC-6018B和IPC-6016。 2017年12月翻译。
本文件是IPC电化学迁移（ECM）技术组的成果。本文件的目的是为如何更好地使用IPC-TM-650测试方法2.6.25《耐导电阳极丝（CAF）测试》以及其他内部电化学迁移（ECM）测试提供指南，以评估机械应力、层压板材料断裂、离子污染、压合层压板前湿气含量以及其它材料加工特性在层压材料中形成的导电路径，例如导电阳极丝（CAF），一种特殊类型的ECM失效模式，对测试结果的影响。该内部ECM测试方法提供了一个已经证实的标准，用于确定由于通孔偏移从而显著降低内部导体间绝缘电阻情况的风险，该现象发生在层压板内部，而不是在印制板的表面上
本文件对印制板（PWB）制造过程中印制板组件的应变测试制定了详细的指南，这些制造过程包括组装、测试、系统集成及印制板的周转/运输。 本文件建议的程序使印制板组装厂能够独立进行所要求的应变测试，并为印制板翘曲测量和风险等级评估提供了量化的方法。
Описание английско Стандарт IPC-7711/21B «Восстановление, модификация и ремонт электронных сборок» был полностью обновлен по каждой процедуре, чтобы обеспечить возможность их применения как для бессвинцовых, так и для традиционных оловянно-свинцовых электронных сборок. Это однотомное издание содержит все ранее опубликованные изменения и несколько новых процедур для компонентов BGA (включая...
Dieses Dokument unterstützt Richtlinien für das Design und die Herstellung von Druckschablonen für Lotpasten und Kleber für die Oberflächenmontage für THT- und THT/SMD-Technologie. Darin eingeschlossen sind die Unterschiede zwischen bleihaltigen und bleifreien Lotpasten, Überdruckung, Doppeldruck und Stufenschablonen Designs. Enthalten sind ebenfalls Beispiele für ein Bestellformular und die...
This is the Swedish language translation of IPC-7711B/7721B IPC-7711B/7721B Rework, Modification and Repair of Electronic Assemblies has received a complete procedure by procedure update to assure applicability to both lead free and traditional SnPb soldered assemblies. This single volume includes all previously published changes and several new procedures for BGAs (including reballing) and flex...
DESCRIERE engleză IPC-7711B/7721B Refacerea, Modificarea și Reparația Ansamblurilor Electronice a fost în mod total revizuit, procedură cu procedură, pentru a se asigura aplicabilitatea atât pentru ansamblurile lipite tradițional cu aliaje SnPb cât și pentru cele fără plumb. Acest unic volum include toate modificările anterior publicate și câteva proceduri noi pentru circuite BGA (inclusiv...
本标准的目的是为开发温度曲线提供有效和实用的信息，以生产可接受的锡铅和无铅的电子组件。该修订版将原来标准的重点从再流温度曲线扩展到包括激光焊曲线、选择焊曲线、波峰焊曲线或其他焊接曲线。该修订版还包括一个全彩色故障排除指南，用于解决可归因于分析的常见缺陷。
IPC-7711/7721 Elektronik Takımlarda Yeniden İşlem, Modifikasyon ve Onarım, kurşunsuz ve geleneksel Kalay-Kurşun ile lehimli takımların her ikisi için de uygulanabilirliği sağlamak için prosedür bazında eksiksiz bir güncellemesi geçerli olmuştur. Bu tek cilt daha önce yayınlanan tüm değişiklikleri, BGA'lar için (topların yenilenmesini de içeren) yeni birkaç prosedürü ve esnek-baskı devre kartı...
Niniejszy przewodnik dostarcza procedur dla wprowadzania poprawek, napraw i modyfikacji dla elektronicznych zespołów płyt drukowanych. W tej rewizji zawarte są procedury wcześniej opublikowane jako strony zmian, uaktualnione informacje ogólne i sekcja procedur wspólnych, nowe procedury dla BGA używające systemów rozpływu na skupioną podczerwień z integralnym podgrzewaniem oraz ogólnie uaktualnione...
Omschrijving in het Nederlands Deze handleiding bevat procedures voor rework, repair en modificatie van geassembleerde printplaten. Inbegrepen in deze revisie zijn de eerder uitgebrachte procedures met wijzigingspagina's, een bijgewerkte sectie van de algemene informatie en gemeenschappelijke procedures, nieuwe procedures voor BGA's met behulp van gerichte IR Reflow-systemen met geïntegreerde...
IPC-7711B/7721B rilavorazione, modifica e riparazione di assemblaggi elettronici un completo aggiornamento procedura per procedura al fine di garantirne l'applicabilità su entrambe le modalità di brasatura con Pb e senza Pb. Questo volume singolo include tutte le modifiche precedentemente pubblicate e diverse nuove procedure inerenti i BGA (compresi reballing) e la riparazione dei circuiti...
Stor opdatering af blyfri support og forbedrede inspektionsvejledninger for reparationer og modifikationer! Denne vejledning omfatter alt, der er nødvendigt for reparation og rework af elektronikprodukter og printkort! IPC-7711B/7721B „Rework, modifikation og reparation af elektronikprodukter“ har komplette procedurer, som er blevet opdaterede for at sikre, at de er anvendelige til både blyfri og...
IPC-6903A标准提供了62个印刷电子行业设计和制造相关的术语及定义。IPC-6903A标准为全球印刷电子行业提供一个共同的语言和知识
Download an update to published IPC-7711B/7721B Part 3 Procedure 6.1.(English only) Základni aktualizace pro bezolovnatou technologii a zlepšené návody pro kontrolu oprav a modifikací Tento návod obsahuje vše, čeho je zapotřebí pro opravy a přepracování elektronických sestav a desek plošných spojů! IPC 7711/7721 Přepracování,modifikace a opravy elektronických sestav prošla kompletní aktualizaci...
本文件中的信息旨在提供表面贴装连接盘图形的适当尺寸、形状和公差，以确保为形成适当的焊料填充提供充足的区域，从而满足IPC J-STD-001 标准的要求，同时能够对这些焊点进行检验、测试及返工。设计工程师可以使用这些信息去建立标准的连接盘图形，此连接盘图形不仅可用于手工设计， 还可用于计算机辅助设计系统。无论电子元器件是被贴装到印制板的单面还是双面，是采用波峰焊、再流焊，还是其他的焊接方式，连接盘图形和元器件尺寸都应该优化，以确保形成适当的焊点和检验准则。2010年6月出版，2020年1月翻译。
Download the free Amendment 2 (.pdf) that resolves conflict in measles criteria between J-STD-001D, IPC-A-610D, IPC-6012B and IPC-A-600G. This is the Swedish Language version of IPC-6012B. This specification covers qualification and performance of rigid printed boards, including single-sided, double-sided, with or without plated-through holes, multilayer with or without blind/buried vias and metal...
This is the Chinese language translation of IPC-2221A. Only available in electronic format. IPC-2221A is the foundation design standard for all documents in the IPC-2220 series. It establishes the generic requirements for the design of printed boards and other forms of component mounting or interconnecting structures, whether single-sided, double-sided or multilayer. Among the many updates to...
Jedyny dokument branżowy dotyczący obsługiwania, pakowania i przechowywania płytek drukowanych. Wskazówki zawarte w tym dokumencie mają na celu ochronę płyt drukowanych przed zanieczyszczeniem, fizycznym uszkodzeniem, utratą lutowalności i wchłanianiem wilgotności. Uwzględniono rodzaje i metody materiałów opakowaniowych, środowisko produkcyjne, obsługiwanie i transport, a także profile wygrzewania...
本文档提供了全面的数据，帮助用户更轻松的确定挠性基底电介质材料的材料性能和兼容性，以制造挠性印制电路板。标准包括灵活的基础材料规格单，这些规格单针对已使用规格材料类型的最新属性进行了更新。标准建立了最新的分类体系、鉴定和质量符合性要求，其中包括高频介电特性。随着市场上的应用，标准还增加了碳氟化合物膜的新规格单。全文共23页。2017年3月发布。
Beschreibungin Englisch Diese Spezifikation beinhaltet die Anforderungen an Basismaterialien, hier als Laminate oder Prepregs bezeichnet, die hauptsächlich in starren Leiterplatten oder Multilayerleiterplatten für elektrische und elektronische Schaltungen verwendet werden. Das Dokument enthält 66 einzelne Spezifikationsblätter, die nach Suchbegriffen sortiert sind. Diese Suchbegriffe erlauben es...
記述 IPC-2221Bは、IPC-2220シリーズの全文書の基本となる設計基準である。これは片面、両面、または多層を問わず、プリント基板およびその他の形状の部品実装構造または相互接続構造の設計に関し、 一般的な要求事項を規定するものである。本書、リビジョンBの多くの更新内容として、導体特性、表面仕上げ、ビアプロテクション、基板の電気試験、誘電特性、基板ハウジング、熱ストレス、コンプライアントピン、パネライゼーション、および内層・外層の銅はくの厚さに関する新規基準がある。附属書Aには、ロットの受入れおよび品質適合試験で用いられるテストクーポンの新規設計が記載されている。170ページ。 2012年出版。2015年4月翻訳。 目次をみる。pdfファイル。
简要介绍 （英文） IPC-1720A由IPC OEM委员会开发，分为电子组件制造商的能力和有详细、实质性信息的供应商的OEM客户。本程序简化了审核过程且降低了审核频率，从而减少了文书工作且提高了效率。公司和分公司的描述，分公司能力简介 ，设备概况（现场审核前），技术概况要求，质量概况，以及制造概况。A版本由一个单一的，易使用的电子文档微软（ Word TM模板）组成，提供了具有合并和整理数据的电子功能。共56页。2004年7月发布。
La única guía de la industria para el manejo, empaquetado y almacenamiento de tarjetas impresas. Las pautas descritas en este documento tienen la intención de proteger las tarjetas impresas de contaminación, daños físicos, degradación y absorción de humedad. Se consideran los tipos de materiales y métodos de empaquetado, los entornos de producción, el manejo y transporte del producto y se...
描述 关于印制板操作、包装和储存的行业指南。这些指南是为了保护印制板，避免其受到污染、物理损坏、可焊性降低、静电放电（必要时）和吸湿。本文件考虑了包装材料和方法、生产环境、操作和产品运输，建立了除湿烘烤曲线。修订本A扩大了覆盖范围，包括防潮袋（MBB）、烘烤对印刷板可焊性的影响、ESD问题、蚀刻芯和复合材料的湿度问题、干燥剂材料和HIC卡以及包装和处理要求的示例流程。2017年8月翻译。
IPC-6012E-AM1是IPC-6012E的修订本，澄清了再流焊SnPb或HASL镀层中退润湿和焊料回缩之间的区别。 该修订本还为成品印制板的最小外部导体厚度提供了修订标准，并为内部电镀层的最小厚度提供了新的接受标准。
Acesta este un amendament la standardul IPC J-STD-001F, un standard industrial recunoscut și adoptat, acoperind cerințe de materiale și procese. Modificările includ, fără a se limita la acestea, o revizuire a cerințelor minime de umplere cu aliaj a găurilor metalizate, PTH, o schimbare a criteriilor pentru goluri la circuitele BGA cu bile fără turtire, reprezentări grafice noi pentru montarea...
Bu döküman; kaplı delikiçine sahip olan veya olmayan tek yüzlü, çift yüzlü baskı devre kartları ve kör/gömülü geçiş deliklerine sahip olan veya olmayan çok katmanlı baskı devre kartları ile metal çekirdekli kartları içeren sert baskı devre kartlarının kalifikasyonunu ve performansını kapsamaktadır. Son kaplama ve yüzey kaplama gereklilikleri, iletkenler, delikler/geçiş delikleri, kabul testlerinin...
Ergänzung 1 zu IPC-7711/21C-DE, das Dokument enthält Verfahren für das Entfernen und Montieren von D-Pak-Komponenten.
Enmienda 1 al IPC-7711/21C, el documento proporciona los procedimientos para la extracción y la instalación de componentes D-Pak.
IPC-7711/21C的修订本1，本文件提供D-Pak元器件的去除和安装程序.
Amendement 1 à IPC-7711 / 21C fournit des procédures supplémentaires de retrait et d'installation
IPC-DR-DES-2022 document is intended to guide PCB designers in the use of IPC PCB Design standards as they define processes and parameters for use in CAD tools. The IPC-DR-DES-2022 is an excellent hands on desk reference manual for use by every designer.
This technical paper covers the testing and evaluation of polymeric conformal coatings for moisture and insulation resistance (MIR) and dielectric withstanding voltage (DWV). This effort was initiated by the IPC Conformal Coating Task Group to support technical decisions for IPC coating specification CC-830 as part of the Revision C process. MIR testing was done per a modified method of IPC-TM-650...
*** Discount Price at 20 copies per order, or greater... $28/each (Member); $35/each (Nonmember). Price will be reduced automatically when ordering.*** A learning resource for new hires, operators, sales, purchasing, human resources, administrative personnel, students or anyone interested in understanding the basic processes for both Through-Hole and Surface Mount Assembly. This 32-page, full...
IPC J-STD-001JA/IPC-A-610JAは、J-STD-001JおよびIPC-A-610Jの車載用途向け追加規格である。本書は、自動化された大量生産という条件を考慮しながら、過酷な環境下にある車載用電気・電子組立品について、そのはんだ付け信頼性を保証するための基準を提供するものである。 IPC J-STD-001JA/IPC-A-610JA(Addendum：追加規格)は独立した文書として使用するのではなく、J-STD-001JおよびIPC-A-610Jと併用する必要がある。
A discussion was held in the 5-33AWG (ad hoc working group), on things that conformal coat professionals (materials and processes) wish designers knew about conformal coating. The 5-33AWG group is comprised of individuals from OEMs, coating suppliers, and test lab personnel.
This standard is the companion document to IPC-A-630. IPC-HDBK-630 is an in-depth guideline to the design, manufacture, inspection and testing of the high level assembly, or "box" that encloses electronics assemblies. This document was written to help designers, manufacturers and end users of electronic enclosures of electrical and electronic equipment understand the industry's best practices to...
This handbook is a companion to the solder paste standard J-STD-005 and should be considered to be a guide to help assess the applicability of a solder paste for its use in surface mount technology (SMT) processes. This document also suggests some test methods that can help with designing and testing solder pastes. It is intended for use by both vendors and users of solder paste. This document has...
IPC-HDBK-620 is a companion reference to IPC-D-620 ‘‘Design and Critical Process Requirements for Cable and Wiring Harnesses’’ and IPC/WHMA-A-620 ‘‘Requirements and Acceptance for Cable and Wire Harness Assemblies” and provides supporting information and technical rationale for requirements in those standards. This guidance document is highly recommended for anyone who wants to learn the “how” and...
“IPC J-STD-001JS 宇宙・軍事用途向け追加規格”は、IPC J-STD-001Jの要求事項のうち特定の要件を補完する/置き換えるものであり、宇宙および軍事用途において、輸送時や運用時の振動/熱サイクル環境に耐えることが求められる電気・電子組立品を対象としている。
Die Richtlinie IPC J-STD-001HS-DE Ergänzung für Raumfahrt-Anwendungen ergänzt oder ersetzt spezifisch identifizierte Anforderungen von IPC J-STD-001H-DE für gelötete elektrische und elektronische Baugruppen, die Schwingungen und die Umgebungsbedingungen thermischer Zyklen von Raumfahrt und militärischen Anwendungen überstehen müssen.
Lead-free electronics continues to be a concern of the aerospace, defense, and high performance products (ADHP) industries. This is primarily due to the lack of data and knowledge to: thoroughly categorize performance under harsh service conditions and provide a level of confidence in reliability assessments of Pb-free electronics equal to those for traditional tin-lead electronics. To help close...
IPC-WP-028 white paper provides guidance on obtaining objective evidence for validating the acceptability of bubbles in conformal coatings. It focuses on a failure mode where bubbles in coatings could activate a microclimate involving condensation of humidity inside the bubbles resulting in an increase of the local humidity load to a critical level, thus generating electrochemical migration...
IPC J-STD-001JS 航太和軍事補充標準補充或取代了 IPC J-STD-001J 中針對焊接電氣和電子元件的特定要求，這些元件必須能在航太和軍事應用振動與熱迴圈環境下運行。
IPC-HDBK-840 supplements the solder mask requirements established in IPC specifications such as IPC-SM-840 and IPC-6012 by providing detailed information on solder mask types, application processes, pre- and post- assembly processes, characteristics and properties that are useful in the selection and use of the most appropriate mask type for a given application. Applicable to solder mask...
001H-DE und IPC-A-610H-DE enthält Kriterien zur Sicherstellung der Zuverlässigkeit gelöteter elektrischer und elektronischer Automotive-Baugruppen im Feld unter rauen Umgebungsbedingungen und berücksichtigt die Bedingungen einer automatisierten Großserienproduktion. Die Ergänzung IPC J-STD-001HA-DE/IPC-A-610HA-DE ist kein eigenständiges Dokument. Diese Ergänzung fordert, dass sie in Verbindung mit...
Le présent Addendum IPC-J-STD-001HS relatif aux applications spatiales et militaires présente des exigences qui complètent ou remplacent des exigences spécifiques de la norme J-STD-001H, pour les assemblages électriques et électroniques brasés qui doivent résister aux vibrations et aux importantes variations thermiques subies dans des applications spatiales et militaires.
Addresses the complete process of reengineering new product development processes to incorporate DFX methodologies. Presents the case for a comprehensive analysis of the key business issues and definition of requirements before initiating work to refine or restructure processes. Editor, Dieter Bergman, IPC. 88 pages. Released by the Surface Mount Council, April 1997.
IPC J-STD-001HS 航天和军用附录，补充或替代 IPC J-STD-001H 对焊接电气和电子组件的具体要求，这些组件必须能够承受进入航天和军事应用并在其中运行的振动和热循环环境。
This handbook assists individuals who make choices regarding adhesive bonding or who must work in adhesive bonding operations for electronic assemblies. The full-color guide also provides guidelines for design, selection and application of adhesive bonding.
The IPC-WP-021 white paper considers conformal coatings, like many high-performance materials, have evolved considerably since the 1990s. New coatings, such as fluoropolymers or hybrid coatings, have come on the market, many of which offer superior protection characteristics, but do not fit into the existing classifications of either MIL-I-46058 or IPC-CC-830. The IPC-WP-021 white paper discusses...
Dubbed the "nightmare microsection," this full-color, 24x36-inch (60 x 90 cm) wall poster identifies 42 phenomena that can be seen in cross-sections of plated-through holes. Outstanding visual for supporting discussions of common (and not so common) phenomena. All defects are labeled and match the language used in IPC standards IPC-A-600, IPC-6012 and IPC-T-50. Use this poster as a tool to assist...
As most of the world converts to lead-free manufacturing, the concern over tin whiskers as a reliability hazard has grown due to the emergence of pure tin as a dominate component surface finish. A significant amount of research on tin whisker formation and tin whisker mitigating strategies has been performed in both commercial and defense industries. This working paper is a summary of the...
This document provides an overview of the Registration, Evaluation, and Authorization of Chemicals regulation that will impact the electronics interconnect industry. Specifically, this document provides an Executive Overview, a timetable of activities and a review of the implications and obligations for each segment of the supply chain. 27 pages. Released October 2008.
Due to a concern in the electronic packaging industry about solderability problems, Foster Gray, PC Interconnects, developed this document for the Surface Mount Council. Areas covered are: design for the soldering process; solderable PWBs; solderable components and soldering process. Five different industry perspectives provide analysis of these issues. 35 pages. Released August 1991.
IPC-WP-024 is a white paper which discusses the issues associated with reliability of smart textiles (e-textiles structures) following multiple washing cycles and emphasizes efforts that industry and research laboratories must undertake to make e-textile structures more robust and able to be washed similarly to everyday textile products (e.g., underwear, clothing, home textiles and technical...
Status of the technology discussion on the various methodologies for mounting and interconnecting active devices to a variety of substrate materials is summarized in this document. Reviews mounting techniques of tape automated bonding (TAB), chip on board (COB) and flip chip. Examinations of the most commonly used substrate options of laminate, ceramic and silicon are also reviewed. Editor: John...
The IPC-WP-026 white paper explores blockchain as an emerging technology that has a core strength in providing an immutable, auditable, transparent and secure environment for data exchanges. These advantages make it a prime candidate for implementation in the electronics industry. The IPC-WP-026 white paper explores blockchain and its limitations and challenges. It also provides a few directions...
This white paper is a benchmarking exercise of e-textile integrations, providing an introductory categorization of how the current market sector is using textile-based electrical components to achieve integrated functionality. This peer assessment provides a baseline understanding of e-textile process techniques, requirements and resources within this emerging sector.
Manufacturers of high reliability electronics have been working for many years to mitigate the deleterious effects of tin whisker formation. One highly effective means to suppress the growth of tin whiskers is to replace the pure tin plating with reflowed tin-lead solder. One approach is to fully consume the tin plating by tin-lead solder during the SMT reflow process. This phenomenon of tin...
IPC J-STD-001JS 航天和军事补充标准补充或取代了 IPC J-STD-001J 中针对焊接电气和电子组件的特定要求，这些组件必须能在航天和军事应用振动与热循环环境下运行。
The PERM Lead-Free Manhattan Project (LFMP) was established to identify the technology and knowledge gaps relevant to the implementation of commercially available Pb-free product in Aerospace & Defense Systems. These knowledge gaps threaten to affect the safety, performance and reliability of Aerospace & Defense systems, which cannot be compromised. Investment is required to close these knowledge...
The problem of counterfeit components continues to escalate. It is no longer limited to high value items like semiconductors. It can include connectors, resistors, passive components or anything that is in demand. What more could you be doing to ensure that the components you purchase are genuine? What can you do about component traceability? Jack Stradley, Manager, Business Development &...
This specification sets requirements based on performance criteria for the use of Immersion Silver (IAg) as a surface finish for printed circuit boards. It is intended for use by chemical suppliers, printed board manufacturers, electronics manufacturing services (EMS) companies and original equipment manufacturers (OEM). IAg is a thin immersion deposit over copper. It is a multifunctional surface...
"Is Your RFP D.O. A." was presented at the IPC Conference for the PCB Industry: Critical Issues for the Military Market in December 2011 by Steve DeWaters, president, Penumbra Strategies, Inc. The author describes the procedures of the military in preparing an RFP and evaluating the proposals. He also describes the procedures to create an effective response to the RFP and some of the pitfalls of...
This document helps establish guidance for the formation of due diligence programs for supply chain conflict minerals tracking, management, disclosure and reporting. This document is not, and should not be used as, a guide to legal compliance with Section 1502 of the Dodd-Frank Act. This document is intended to provide a guide for establishing and implementing a conflict minerals program to meet...
"Embedded Capacitor Technology; Status, Opportunity and Challenges" was presented by John Andresakis, vice president of strategic technology, Oak-Mitsui at the IPC Conference for the PCB Industry: Critical Issues for the Military Market, Washington D.C., in December 2011.The author explains how the use of this technology improves the performance, reliability and assembly cost of printed boards and...
If not completely characterized, many of the early lead-free alloys’ reliability properties are better understood than those of the new alloys being introduced today. Therefore, it can be quite difficult to compare alloy properties. The lack of reliability characterization of new materials introduces uncertainty for the user. To address this problem, the IPC Solder Products Value Council (IPC SPVC...
Here's help for surviving the intricacies and unique needs of the EMS contracting process. Developed over hundreds of hours by lawyers from Squires, Sanders and Dempsey and industry volunteers from all sizes of EMS and OEM companies, this sample document provides "terms and conditions" for use in EMS transactions. Specific contracting issues such as inventory liability and order modification...
This paper "Long Term Investigation of Urethane Conformal Coating Against Tin Whisker Growth" was presented by Lyudmyla Panashchenko of NASA GSFC at the IPC Tin Whisker Conference, in December 2010. It describes the results of 11 years of aging of a conformal coat and its ability to inhibit tin whisker growth. It shows that whiskers continue to grow with time and how they may be constrained by the...