Electrical and Electronic Contract Manufacturing Reference Materials

Description: The increasing demand for miniaturized, high-density interconnect (HDI) printed circuit boards (PCBs) has made microvias indispensable for achieving compact, high-performance designs. However, ...

Description: Embedded passive technology refers to the process of integrating passive components such as resistors, and capacitors, directly onto the inner layers of a PCB during the manufacturing process. This ...

Description: Most Popular Top 7 PCB Testing Inspection Methods ...

Description: Slots and Cutouts in PCBs: An Overview ...

Description: In this article, we will discuss the tools needed to view Gerber files. We will also explain what to look for in a good Gerber viewer for electronics design engineers. ...

Description: The significance of Proper PCB examinations ...

Description: Understanding Impedance Control ...

Description: Gerber files are a universally accepted data format in the PCB industry, serving as an intermediate medium for designing and manufacturing PCBs. They primarily consist of coordinates and D-codes: ...

Description: How Important is Solder Mask Ink? ...

Description: Black Core PCB is a special type of printed circuit board that features a distinct appearance and characteristics compared to traditional PCBs. It is named after the black substrate material used ...

Description: When Bell, who invented the telephone, studied the sound, he defined the scale of the sound as bel. When the intensity of a sound increases tenfold, the increase in loudness is termed 1 bel. It is ...

Description: Creating a custom ESP programmer can be an exciting and rewarding project, especially if you're looking to streamline your embedded system projects. In this guide, we'll cover step-by-step how to ...

Description: With industrial development over time, consumers now have a wider variety of PCB colors to choose from, including green, blue, white, red, and black. However, from the past to the present, green has ...

Description: In general, resistors are thought to impede the flow of current. However, there is also a type of resistor known as a 0-ohm resistor, which might seem confusing. If it doesn’t block current, why ...

Description: Choosing an offshore PCB manufacturer can result in faster turnaround times and fewer shipping delays due to their larger capacity. However, it's important to note that they primarily focus on mass ...

Description: PCBs are an essential part of modern electronics, which helps connect complex electronic parts. But does all PCBs are same? The answer is no! All the PCBs are made differently based on the application ...

Description: FR4 PCB Manufacturing: Types, Benefits & Applications ...

Description: PCBs are considered an essential component in modern electronics. It helps connect and control different electronic system parts, making them an integral part of our everyday technology. ...

Description: Copper thieving is a technique used to balance the copper distribution on a PCB by adding small copper circles, squares, or even a solid copper plane to larger blank spaces. The added copper is not ...

Description: PCB potting is a process where a printed circuit board or electronic component is immersed or coated with a protective material, usually a liquid or gel-like substance called potting compound. ...

Description: A flex PCB, made from flexible substrate, is typically employed for applications requiring bending or constrained space. In the manufacturing process of flex PCBs, a material known as 'coverlay' is ...

Description: PCB component routing is a critical step in circuit design, directly impacting the performance, stability, and production cost of the circuit. A reasonable layout of components can reduce trace ...

Description: In the PCB manufacturing process, selecting the appropriate surface finish is crucial to the performance and reliability of the circuit board. Among these, Electroless Nickel Immersion Gold (ENIG) and ...

Description: Silkscreen standards in PCB technology are a critical aspect of ensuring the quality of circuit boards and assembly efficiency. Silkscreen, which refers to the printed text and graphics on a PCB, is ...

Description: PCB component layout is a crucial part of PCB design, which directly affects the performance, stability and manufacturing cost of the circuit board. During the process, the general principles that ...

Description: Embedded systems are specialized computing systems that are dedicated to performing specific tasks or functions within a larger system. Unlike general-purpose computers, which can run a wide variety ...

Description: The differences between solder mask and paste mask, explaining their functions in PCB manufacturing. ...

Description: Factors that influence PCB manufacturing and assembly costs, including material type, board size, layer count, surface finish, and component complexity. ...

Description: The article emphasizes the necessity of cleaning PCBs during the assembly process to prevent performance issues. It outlines three types of flux used in soldering-water-soluble, rosin-based, and ...

Description: Why purchase from fully authorized sources. ...

Description: Despite increasing industry acknowledgment that date code restrictions lack an empirical basis, some users of semiconductor components and contract manufacturers still enforce limitations on older ...

Description: High density interconnections (HDI) are pivotal in modern electronics manufacturing and enable the development of devices that are both smaller and more complex. At the forefront of HDI technology are ...

Description: Micro injection molding technology is driving innovation in the medical and electronics fields through its high precision and miniaturization benefits. It not only meets the demand for miniature, ...

Description: Excessive vias in PCB design can negatively impact performance and increase production costs. This article explores how to address this issue by optimizing via placement, utilizing blind and buried ...

Description: A crystal oscillator, in electronic circuits, is divided into two types: active crystal oscillator and passive crystal oscillator. A passive crystal oscillator is a non-polarized device that requires ...

Description: In the field of electronic manufacturing, two primary automated soldering techniques are commonly employed for assembling printed circuit boards: reflow soldering and wave soldering. These two ...

Description: The terms VCC, VEE, VDD, and VSS are used about power supply voltages. Here are their meanings and differences. ...

Description: SMD (Solder Mask Defined) and NSMD (Non-Solder Mask Defined) refer to the way copper pads on a printed circuit board (PCB) are exposed. This seemingly minor detail in PCB pad design, which used to go ...

Description: In a recent interview at PCB Carolina, Andy Shaughnessy speaks with Laura Martin, former Director of Applications Engineering at Summit Interconnect. During the interview, Laura discusses the ...

Description: In a recent interview at PCB Carolina, Barry Matties speaks with Sean Patterson, Chief Operational Officer at Summit Interconnect. During the interview, Sean discusses the importance of methods to ...

Description: Thermal conductivity is a material property that describes the ability of a material to conduct heat after heat is transferred into it.Traditional PCB materials such as FR4 and Polyimide have low ...

Description: Adhering to IPC-2223 Design Guidelines is essential for a seamless PCB fabrication and assembly process. ...

Description: Our goal is to be your single source for test and measurement products and services. At E-Z-Hook we like to think that CUSTOM IS STANDARD. Our goal is to provide clients product manufactured how they ...

Description: Here are some of the important changes included in this revision and how they can impact PCB design and manufacturing. ...

Description: One of the challenges in printed circuit board (PCB) manufacturing is the occurrence of lamination voids, which can have a significant impact on the performance and reliability of the final PCB ...

Description: When it comes to designing PCBs (Printed Circuit Boards) and ensuring their successful fabrication, an often-overlooked but crucial tool is the impedance table. ...

Description: A: SMT SOIC is an integrated circuit package designed for surface mount assembly onto printed circuit boards (PCBs). SOIC stands for "Small Outline Integrated Circuit." These packages are commonly ...

Description: Engineers must balance competing priorities when they create a printed circuit board design. Some design decisions are arbitrary, while others are unavoidable. Understanding the PCB Fabrication and ...

Description: The Impact of the PFAS Ban ...

Description: BOM Builder is a software tool used to prepare electronic component data for automated assembly ...

Description: How PCB Boards are Manufactured ...

Description: "What is the definition of ultra HDI?" What's the manufacturable limit? ...

Description: U.S.A. electronic manufacturing benefits commercial enterprises ranging from increased quality management to measurable cost efficiencies. It is also essential to consider the savings on shipping, ...

Description: The increasing demand for compact, high-performance and reliable electronic devices requires novel solutions to address the challenges of thermal management, higher component density and signal ...

Description: In recent years, semiconductor packaging has advanced with an expanded demand for more extensive functionality, smaller size, and added value. A modern PCB assembly design has two central methods for ...

Description: Electronic contract manufacturing is vital to the electronics industry's growth and success. By offering cost-efficient, innovative, and flexible solutions, ECM providers like ANZER empower OEMs. ...

Description: PCB Fabrication Basics: How Traces Are Made ...

Description: Here we share, from a fabricator's perspective, best practices to achieve first revision success in regard to IPC-6012 requirements and IPC-2221 design guidelines. ...

Description: Any number of core layers can be attached during a lamination-cycle. However, if even one of the layers shifts a bit too much during the process, the entire panel will have to be thrown out. ...

Description: RF Engineers and High-Speed Digital Design engineers have to carefully route their traces (and their signal return paths) through the various layers of their boards. ...

Description: Build a better via stack by thinking about how your board is assembled. ...

Description: In this article, we help understand the concept of Energy. ...

Description: Section 10.1.4 actually is a very basic section, and the focus of this post is the first two sentences. There are two points that I would like to share in this post. Both items are important, but the ...

Description: HDI designs and solid or near solid copper ground planes, baking and design considerations. ...

Description: Design engineers are being asked to design and bring to market more new products in less time. The pressure to work faster is reinforced by recent industry studies, which found that "fast response ...

Description: Historically PCB fabrication and delivery of finished products preceded test methods to validate the PCBs. In the 1970's PCBs were fabricated and shipped without electrical test validation. Mania ...

Description: In physics, a field is a two or three-dimensional region that has a specific and measurable value at every location. It's not necessary, or even logistically possible, to measure the value at each ...

Description: Rochester Electronics assembled a Plastic Leaded Chip Carrier (PLCC) package for an Industrial OEM manufacturer facing a line-down crisis, through our partnership with the original component ...

Description: Industrial applications such as down hole drilling for Oil and Gas present some of the harshest environments for mechanical tools. A challenge for drilling companies is the need to operate ...

Description: Rochester Electronics worked with an OCM supplier partner to provide an assembly solution for their 240 lead CQFP hermetic package, which was no longer available in the market. ...

Description: A valued long-term Rochester Electronics’ partner required US-based semiconductor manufacturing services to support and enhance their production capacity for semiconductor products in Aerospace ...

Description: Semiconductor ASICs and standard products are subjected to manufacturing obsolescence, and as such there is a need to create a form, fit, and functionally equivalent device. ...

Description: The printed circuit boards (PCBs) that are ubiquitous today were originally called printed wiring boards (PWBs) and began entering commercial devices in the 1950s. Back then, engineers would be lucky ...

Description: A look at Electroplating ...

Description: Assembling PCBs is a vital part of keeping up with our rapidly advancing technological society. In a world that wants more in a shorter period of time, full turnkey assembly is an incredibly important ...

Description: This 4-page guide is a good starting point for using BGAs in your designs. ...

Description: The Electronics Boom Has Led to a Widespread Component Shortage: Why It's Happening and How to Avoid It Affecting Your PCB Projects ...

Description: Seven of the most commonly overlooked elements of component PCB design. ...

Description: There is an excellent chance that you don’t understand how charges move in conductors or how energy moves in your circuit. Preconceptions you’ve held since high school and college might be ...

Description: In this article, we develop a new definition for Energy ...

Description: In this blog post, we look at the creation of Joule's Power Law (of heating). ...

Description: In this article we'll learn about the qualitative discovery of Ohm's Law, and in the next article we'll learn about the quanitative discovery of Ohm's Law. ...

Description: In this blog series, we are trying to revisit everything you learned in college about electricity. The ultimate goal is a new understanding of electron transport in conductors. ...

Description: In this article, we revisit the concept of Energy. This article is one in a long series that attempts to break down physics misconceptions from High School and Undergraduate Physics and build up new ...

Description: My Latest Attempt at Introducing Energy ...

Description: This blog series will remind readers about the ideas of electric force and electric fields. ...

Description: Prototyping your printed circuit board is a pre-manufacturing process that you can utilize to your full advantage. Curious as to why you should? Here are three benefits of prototyping before PCB ...

Description: Numerous types of integrated circuit packages exist on the market. Let's examine closer their varied mountings and specialized applications. Here's what to know about the four most common types of IC ...

Description: How can you choose the right type of solder for your project's needs? Never fear-we've compiled a general guide on the five types of printed circuit board soldering. Here's what to keep in mind about ...

Description: One may think that color choice doesn't matter much for the printed circuit board industry, but that assumption wouldn't be correct. ...

Description: Staying up to date on the latest printed circuit board applications and technologies on the market is no easy feat. We've compiled a general guide on what's happening in the current PCB landscape to ...

Description: PCB manufacturers can choose between two primary forms of soldering - wave soldering or reflow soldering. Here are the key differences to keep in mind. ...

Description: Many free online impedance calculators are not accurate enough because they cannot take into account real-world variables such as squeeze out, epoxy content, and fiberglass weave. ...

Description: Just because you pick a capacitor that says 10 µF does not mean that it has 10 µF capacitance. A variety of factors can act to decrease capacitance. Those factors are time, temperature, and voltage. ...

Description: Multi-layer ceramic capacitors (MLCCs) have stacked layers of conductors and dielectric materials. The dielectric materials have desirable and undesirable physical characteristics that change with ...

Description: Printed circuit boards are much smaller than they used to be. Despite their tiny form, it is still crucial to provide the necessary information to manufacturers and engineers. PCB silkscreen printing ...

Description: We will explore each of the six types of printed circuit boards and their applications ...

Description: Today's printed circuit boards come in three different forms: flexible, rigid-flexible, and rigid. While the names give away the boards' most obvious differences, there are quite a few things they ...

Description: Sometimes the most unbearable place to be is at a fork in the road. You have to choose between one path or another. Otherwise, you can't go anywhere-and end up going absolutely nowhere. Whenever you ...

Description: Printed circuit boards are found in just about anything electronic, from industrial manufacturing equipment to vehicles, to children's toys. Made from fiberglass, metal components, epoxy, and a green ...