Jiatel printed circuit board (PCB) pins are precisely machined individual pins utilized for a wide array of plug – in applications and serve as the essential building blocks within an interconnect system. Sometimes known as electronic pins or terminals, these pins are crafted with high precision and are frequently employed to link wires or components to electrical printed circuit boards.
PCB Pins are typically affixed to printed circuit boards or other housings through methods such as press – fitting, swaging (riveting), crimping, or soldering. PCB pins not only function as a conductive route for an electrical circuit but also offer mechanical strength to an assembly module as a mechanical interface.
For wire mount applications, the terminal is securely attached to the PCB, usually by soldering, riveting, or swaging it through a hole in the PCB. Subsequently, the electrical wire is physically attached and soldered to the pin. The terminal or lug is designed for easy assembly and provides a sturdy mechanical anchor for the wire (resisting mechanical strain, vibration, etc.) as well as a reliable electrical connection, especially for larger – diameter wires carrying higher currents. Common applications can be found in high – quality valve amplifiers, transformers, or test boards. Jiatel has developed thousands of advanced “basic pin” designs, featuring unique pin barrel geometries to meet the out – of – the – ordinary interconnect requirements of our customers. To find an electronic pin suitable for your specific application, start your search below using our product finder.
Various Options For Pcb Pins And Terminals
Regardless of whether your application demands through – hole mounting, surface mount, wire termination, press – fit, or alignment features, Jiatel offers a diverse range of styles to choose from, ensuring that you can find the perfect spring – loaded pin for your design.
Features of Jiatel Precision Machined PCB Pin Connectors and Terminals: High – precision high – speed turning of pins with tolerances controlled within ±0.0005″ for critical functional features Multi – faceted geometries suitable for press – fit and surface mount applications Cost – effective brass alloy for mass production, with other alloy options available Seamless construction preventing solder from infiltrating the part Custom design options accessible in as short a time as 5 weeks.
Key Considerations When Specifying PCB Pins for Your Project
When selecting PCB pins for your design, it’s important to match your specific requirements to the available options to guarantee the best fit, reliability, and performance. Here are some of the primary factors you’ll want to weigh:
Dimensions & Physical Configuration: Consider the pin’s diameter, overall length, and the orientation you need—vertical, horizontal, or right-angle. Ensure the format aligns with your board layout, whether you need round, square, or rectangular pins.
Mounting and Board Compatibility: Verify that the mounting hole size and board thickness are compatible with both the pins and your assembly process. The intended mounting method—be it through-hole, press-fit, or surface mount—will also influence your choice.
Electrical Performance: Take into account the current and voltage ratings required by your application, especially if you’re dealing with high-power circuits or communications signals. Pin density and precise tolerances are vital for multilayer or compact boards.
Material Selection: The base metal, often brass, bronze, copper, or nickel, affects conductivity and mechanical durability. The right choice helps balance cost, electrical performance, and long-term resilience.
Plating Options: Decide on the appropriate plating for your environment—common choices include gold for corrosion resistance and superior conductivity, tin for solderability, silver for high contact reliability, or nickel for robust mechanical wear.
Attachment Method: Consider how the pin will be secured to your PCB. Popular manufacturing methods include soldering, crimping, swaging, and press-fitting. The selected process should offer both mechanical retention and stable electrical contact.
Environmental Demands: For applications prone to vibration, mechanical stress, or exposure to harsh elements (like those found in industrial or automotive environments), extra features or special coatings may be required to ensure durability and long service life.
Carefully evaluating these aspects will help ensure your PCB pins perform reliably in your application and integrate smoothly with the rest of your interconnect system.
Considering Pitch Size and Mounting Style
When selecting the right PCB pin for your project, both pitch size and mounting style play pivotal roles. Pitch size—the distance between the centers of adjacent pins—directly influences how densely you can populate your board. For compact designs or high-density circuits, a finer pitch is often needed, whereas boards with higher current requirements or larger components may favor a wider pitch for greater clearance.
Mounting style is equally significant. Through-hole pins provide robust mechanical stability and are commonly used in applications requiring strong, vibration-resistant connections, such as in transformers or industrial control systems. Surface mount pins, on the other hand, are ideal for automated production and high-speed assembly, lending themselves to smaller, lighter devices where board real estate is at a premium.
Balancing these factors ensures you choose a pin that not only matches the physical constraints of your PCB but also delivers the electrical performance and reliability your application demands.
PCB Pins vs. Standard Connectors: Making the Right Choice for Dense Designs
When evaluating PCB pins against standard connectors for your next design, the difference often comes down to flexibility, footprint, and ease of implementation. In today’s electronics landscape, where every millimeter of board space is precious, traditional connectors like circular or D-sub types can quickly reach their limits—both in terms of pin count and the area they consume. Standard solutions may max out at 50 or so contacts, even in high-density variants, leaving designers in a pinch as integrated circuits pack 100 or more connections onto compact chips.
PCB pins, in contrast, are uniquely adaptable. Because they’re individually machined and can be arranged in any configuration or quantity, they allow for tailored solutions that maximize available real estate—even on crowded boards. Modern automated assembly makes it simple to position large arrays of pins with precision, supporting scalable designs and facilitating efficient mass production.
Additionally, the modular nature of pin connections makes system upgrades, repairs, or reconfigurations much less cumbersome. While a standard connector often ties you to a specific layout or even a new board design, PCB pins offer a level of interchangeability and future-proofing that’s difficult to match. Robust mechanical stability, high mating-cycle endurance, and straightforward replacement mean less downtime and greater design confidence as requirements evolve.
Crimp Terminal Pins
Crimp terminal pins are individual pins designed for wire termination applications where soldering is not feasible. They typically accommodate a specific range of wire gauges and can be installed into connectors or directly engage with a Jiatel receptacle.
Solder Cup Terminal Pins
Solder cup terminal pins offer an alternative method for wire termination. These pins have a drilled hole with a section exposed. This exposed part simplifies the soldering process and enables the formation of a high – quality solder fillet. Solder cup pins are reliable for soldering wires and can be used either in connectors or as individual components.
Wrapost (wire – wrap) Terminals
Wrapost (Wire – Wrap) terminals are individual pins with a.025″ or.045″ square tail termination, allowing wires to be wrapped around and soldered. These pins are commonly attached to PC boards by press – fitting, swaging, or soldering.
Solder Mount Pcb Pins And Solder Terminals
Solder mount PCB pins are versatile and can be used in multiple applications, often for connecting multiple PC boards. They are ideal for soldering to plated through holes and can create either a permanent or pluggable connection when paired with Jiatel receptacles.
Slotted Terminal Pin
Slotted terminal pins are perfect for soldering wires in low – profile applications, although they can be applied in various scenarios. Wires are placed in the slot and soldered in position. Slotted pins are usually attached to PC boards by swaging, soldering, or press – fitting.
Swage Terminal Pin
Swage terminal pins provide an alternative to soldering for mechanically fastening pin terminals to a PC board. Swaging secures the PC board between the shoulder of the pin and the swaged material, similar to how a rivet fastens the pin to the board.
Turret Terminal Pin
Turret terminal pins consist of one or more circular shoulders around a center post, which can be used for creating solder connections, wire wrap connections, or even test points. Turret terminals are commonly attached to PC boards through soldering, swaging, or press – fitting.
Surface Mount Pin
Surface mount pins are well – suited for SMT assembly and are meant to be soldered onto a pad on a PC board. They can also interact with Jiatel receptacles to achieve a pluggable board – to – board solution.
Spring – Loaded Pogo Pin
Spring – Loaded Pins present a reliable alternative for establishing an electrical connection via their contact points. Spring – loaded pins are composed of 3 precisely machined components and a spring, providing a certain range of vertical compression. In a spring – loaded pin application, the plunger is compressed against a mating component, creating a surface pressure connection. Spring pins are available in different retention styles, including soldering, wire termination, and press – fit, to create spring – loaded connectors.
Pcb Pin Application Specific Solutions
Jiatel’s expertise in high – speed turning technology enables the machining of custom shells in a much shorter time and at a significantly lower cost compared to processes using swaging or stamping dies. A custom interconnect can be effortlessly achieved by selecting one of the 35 pre – tooled contact types and having it press – fit into a custom – machined shell. The inner contacts (clips) are made from precision – stamped beryllium copper and are designed in a multi – tine (or “multi – finger”) style, enabling them to accommodate round, square, and rectangular component leads. They can accept pin diameters ranging from.008″ to.102″, covering most design applications.
Stock materials and diameters available for custom manufacture include:
BRASS Alloy:.062″/.072″/.078″/.093″/.125″/.156″/.187″/.250″ diameters PHOSPHOR BRONZE Alloy 544.062″/.072″ diameters TELLURIUM COPPER Alloy 145.079″/.093″/.125″/.156″ diameters Custom applications with low minimums are our forte. Need technical assistance or seeking a custom design? Contact an Applications Engineer.
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Reviewed by Jiate Electronics Technical Team
With over 12 years of specialized experience in high-reliability interconnects, our engineering team ensures every technical guide is grounded in real-world lab data and IPC-A-620 manufacturing standards. We bridge the gap between design theory and production yield.
