IPC/JEDEC J-STD-035A test method defines the procedures for performing acoustic microscopy on nonhermetic encapsulated electronic devices. IPC/JEDEC J-STD-035A method provides users with an acoustic microscopy process flow for detecting anomalies (delaminations, cracks, mold compound voids, etc.) nondestructively in encapsulated electronic devices while achieving reproducibility
The IPC-7525C standard provides guidance for the design and fabrication of stencils for solder paste and surface-mount adhesive with much of the content based on the experience of stencil designers, fabricators, and users.
Controlled impedance is the maintenance of some specified tolerance in the characteristic impedance of an interconnect line (transmission line) that is used to connect different devices on a circuit. Controlled impedance is often a design consideration for high-speed digital or high-frequency analog circuits. This guide is intended to be used by circuit designers, packaging engineers, printed...
IPC-2222B used in conjunction with IPC-2221, establishes the specific requirements for the design of rigid organic printed boards and other forms of component mounting and interconnecting structures. The IPC-2222B standard applies to single-sided, double-sided, or multi-layered boards. Key concepts in IPC-2222B are rigid laminate properties, design requirements for printed board assembly and...
This document includes lead free, no-clean, and environmental friendly chemistries. This is a collection of information on electronic board and assembly cleaning in a single location. This major revision explains the relationship between materials, processes, and contaminants in fabrication and assembly operations. It also addresses cleanliness assessment and process control in relation to...
IPC-2231A provides guidelines for establishing a best practice methodology for use in developing a formal DFX (Design for Manufacturing, Fabrication, Assembly, Testability, Cost, Reliability, Environment, Reuse) process for layout of printed boards.
IPC-9252 defines levels of appropriate testing and assists in the selection of the test analyzer, test parameters, test data and fixturing required to perform electrical test(s) on unpopulated printed boards and innerlayers. Revision B provides new requirements for resistive and indirect continuity and isolating testing, test record marking and traceability and an updated sample electrical test...
The IPC-6017A standard defines the electrical, mechanical, and environmental requirements specific to embedded passive and active circuitry in printed boards. These requirements are in addition to the applicable requirements of other performance specification(s) (e.g., J-STD-001).
IPC-4204B establishes the classification system, the qualification and quality performance requirements for flexible metal-clad dielectric materials to be used for the fabrication of flexible printed boards. It encompasses 12 specification sheets that result from the combinations of various copper foil claddings; a polymer base dielectric selected from polyesters, polyimides, liquid crystal...
IPC-4203B establishes the classification system, the qualification and quality conformance requirements for dielectric films coated with an adhesive on one or both sides, which are to be used as cover material and/or bondply for flexible printed circuitry, as well as supported or unsupported adhesive films to be used in the fabrication of flexible printed circuitry. IPC-4203B does not cover non...
IPC-2226A, Sectional Design Standards for High Density Interconnect (HDI) Printed Boards is used in conjunction with IPC-2221B. The IPC-2226A standard establishes requirements and considerations for the design of high density interconnect (HDI) printed boards and microvia technology. Revision A constitutes a substantial update to the document, with an all new color key for HDI constructions, new...
Developed by the OEM council of the IPC, the MQP sets the standard for assessing PWB manufacturer capabilities and allows PCB manufacturers to more easily satisfy customer requirements. This document eases auditing processes and reduces the frequency of audits, thereby decreasing paperwork and enhancing manufacturer effectiveness. Revision A consists of a single, easy to use electronic file...
IPC-7526A handbook addresses understencil cleanliness during stencil printing, removal of solder paste from stencils following the cleaning process and misprint PCB board cleaning considerations.
This guideline describes flexibility and stretchability testing to evaluate printable electronics for stretchable and wearable applications. 26 pages. Released March 2017
This document describes the design and assembly challenges and ways to address those challenges for implementing 3D component technology. Recognizing the effects of combining multiple uncased semiconductor die elements in a single-package format can impact individual component characteristics and can dictate suitable assembly methodology. The information contained in this standard focuses on...
This specification establishes the certification requirements for facilities that inspect/test printed boards, components and materials. This specification is intended to provide a minimum standardized basis for evaluating or auditing a technically oriented inspection/testing facility. Revised November 1997. 15 pages.
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...
Establishes the general requirements for documentation necessary to fully describe end product printed boards, regardless of raw material, special fabrication requirements, layer count or end product usage. Includes master drawing requirements, board definition and artwork/phototooling. 94 pages. Revised May 1995.
IPC-1730A is a tool used to categorize a laminate manufacturer's capabilities, which furnishes customer access to detailed information. Used for single or multiple sites or locations, IPC-1730A simplifies auditing processes and reduces the frequency of audits, decreasing paperwork and improving efficiency. The program includes a description, approval and certification profile and a quality profile...
Developed by the OEM council of the IPC, IPC-1720A categorizes electronic assembly manufacturer capabilities and supplies the OEM customer with detailed, substantive information. This program simplifies auditing processes and reduces the frequency of audits, thereby decreasing paperwork and improving efficiency. Company and Site Description, Site Capability Snap Shot, Equipment Profile (Pre-site...
This document standardizes the requirements for power conversion devices (PCDs) for the computer and telecommunications industries. The phrase “power conversion devices” refers to ac to dc and dc to dc modules, converters and power supplies. This specification sets the requirements for design; qualification testing; conformance testing and manufacturing quality/reliability processes, but does not...
IPC-7094A describes the design and assembly challenges for implementing flip chip technology in a direct chip attach (DCA) assembly. The effect of bare-die or die-size components in a flip chip format has an impact on component characteristics and dictates the appropriate assembly methodology. The IPC-7094A standard focuses on design, assembly methodology, critical inspection, repair and...
Surface Insulation Resistance (SIR) testing is a tool used not only for characterization testing of production processes such as solder masks, soldering flux, and conformal coatings, but also for examining the electrochemical reactions at each stage of the electronic assembly production process. This handbook covers the terminology, theories, test procedures and test vehicles of SIR testing...
This standard provides a marking and labeling system that aids in assembly, rework, repair and recycling and provides for the identification of: those assemblies that are assembled with lead-containing or lead-free solder; components that have lead-containing or lead-free second level interconnect terminal finishes and materials; the maximum component temperature not to be exceeded during assembly...
Covers the information requirements for the procurement of material, box build, assembly, system integration, inspection, test, burn-in, delivery and/or distribution of electronic assemblies. 5 pages. Released January 2004.