ESQT-106-02-F-D-440

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ESQT-106-02-F-D-440 is one of the rectangular connectors which is classified under the headers, receptacles, and female sockets line. It is a finger-style connector, which comprises a housing and female contacts. This connector, also known as a F-D connector, provides efficient connection of power and interfacing with card-edge sockets and circuit boards.

The housing of this connector provides a physical form into which four rectangular contacts are placed. It is often made of durable plastic or metal to ensure its durability and to ensure that it does not easily malfunction due to electronics as well as environmental conditions. It is a friction-lock design that keeps the housing together, as the top and bottom locks are connected by two pins that protrude from the top side, thus making contact with complementary holes on the bottom half.

The female contacts used in the ESQT-106-02-F-D-440 are made of metal, primarily brass, that is pitched at 0.100" centers. They are typically silver plated to provide efficient conductivity and to ensure low contact resistance. The contacts’ dimensions fit into the designated PCB cutouts and board-edge sockets to form a reliable connection. The contacts are stamped into the housing and then soldered onto the PCB, enabling reliable, secure contact.

This connector is mainly used in devices such as stereo systems, gaming systems, personal computers, laptops, cell phones, digital cameras, telephone systems, healthcare systems, etc. It is reliable and durable, and can accommodate multiple pins and wires, as is necessary to match many larger current electronics. This connector can carry currents up to 25A and can handle up to 500V volts, which is higher than the normal voltage that is supplied by electrical outlets.

The working principle of the ESQT-106-02-F-D-440 rectangular connector is quite simple. When the mating parts are connected together, the contact lengths make contact with the contacts in the housings and allow the current to flow. The friction-lock feature, along with the tight quarter turn together with the beveled edge locks the parts together, providing a strong mechanical bond. It also gives some elasticity for inserting and extracting the mating parts without excessive force being applied to the contacts.

In conclusion, the ESQT-106-02-F-D-440 is one of the few rectangular connectors that are categorized as headers, receptacles, and female sockets. This makes it a great choice for applications that require secure and efficient connection of power, and the ability to interface with card-edge sockets and circuit boards. As compared to other connectors, this product is durable, reliable, and can accommodate larger current values, with its current carrying capacity of up to 25A and 500V volts. Thanks to its friction lock design, the mating parts once attached remain firmly connected with the contacts in the housings, making it a reliable connector with a simple yet efficient working principle.

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