XF2L-1325-1A

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Flexible Flat Connectors (FFC) and Flexible Printed Circuit (FPC) Connectors are a type of electrical connection designed to simplify interconnections between board-level components. The XF2L-1325-1A application field and working principle are multifaceted; this article will provide an overview of their many uses and key benefits from an engineering perspective.

Typical Applications

The XF2L-1325-1A connector is used in a variety of applications, including low-voltage and high-frequency applications such as audio, data processing, and communications. It is also suitable for applications in medical equipment and industrial controls, as well as in the automotive industry. The connector is available in a wide range of sizes, from 1.25 mm up to 5.0 mm in pitch, to accommodate different wire and cable gauges. The XF2L-1325-1A connector is used to reduce noise and improve signal integrity, and is ruggardized to withstand vibration, humid and moist environments, and extremes in temperature.

Construction

The connector consists of two rows of contacts, which are connected by a sealed cap. Embedded in the cap are a series of plastic relief grooves, which absorb and dissipate flexural vibration and excessive forces between the two mating parts. The contacts are laid out in a staggered arrangement to reduce crosstalk and minimize flexure. These contacts are machined from gold-plated copper alloy and plated nickel alloy materials to ensure reliable high-frequency connections. Typically, the contacts are soldered directly onto the printed circuit board or directly onto a through hole pattern, depending on the application.

Working Principle

The XF2L-1325-1A connector relies on a flexing mechanic principle for its operation. When mated, the contacts in the two rows of the connector are slightly misaligned; during the insertion cycle, the top surface of the contact automatically moves up in order to allow for an unloaded insertion. This flexing action is also present during the unmating process. The contacts are designed to withstand more than 500 bending cycles for reliable and repeatable connections. The contact is designed to self-align to the mating component, thereby reducing the insertion force required for a reliable connection.

Benefits

Flexible flat connectors offer many benefits compared to traditional board-to-board connectors. The high mating cycles, continuous flexing, and reduced insertion forces provide robust connections for reliable data transmission. Additionally, the use of flexible flat connectors in place of other connectors can reduce the cost, board space, and weight of a design. This is mainly due to the fact that they require fewer components than other non-flexible connectors, and in some cases can be soldered directly onto the PCB.

The XF2L-1325-1A connector is an incredibly versatile and reliable option for many applications. Its design and construction offer several key advantages, from reduced insertion forces to a lower electrical noise floor, making it a popular choice for engineers who require high-performance connections.

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