Edgeboard Connectors

Card Edge Connectors - Edgeboard Connectors

Definition:
Card edge connectors, also known as edgeboard connectors, are electronic components designed to establish electrical connections between a printed circuit board (PCB) and another circuit board or a device. They are typically used for high-density interconnections, allowing multiple contacts to be made along the edge of a card or board.

Function:
These connectors serve several functions:
1. Interconnection: They facilitate the transfer of power and signals between different electronic components or systems.
2. Simplicity: They simplify the design and assembly process by providing a standardized method for connecting components.
3. Reliability: They offer a reliable and durable connection, which is crucial for maintaining the performance and longevity of electronic devices.
4. Compactness: They enable compact designs by allowing connections to be made along the edge of a board, saving space within the device.

Applications:
Card edge connectors are widely used in various industries and applications, including:
1. Computers: They are used in motherboards, memory modules, and expansion cards.
2. Telecommunications: They are found in telephone exchanges and networking equipment.
3. Automotive: They are used in control modules and sensor connections.
4. Industrial Automation: They are employed in control panels and sensor interfaces.
5. Consumer Electronics: They can be found in devices like gaming consoles and digital cameras.

Selection Criteria:
When choosing card edge connectors, several factors should be considered:
1. Contact Density: The number of contacts per unit length determines the data transfer rate and power supply capabilities.
2. Current Rating: The maximum current that the connector can handle without overheating or failing.
3. Voltage Rating: The maximum voltage that the connector can safely withstand.
4. Insertion Force: The amount of force required to insert or remove a card, which affects user experience and mechanical stress.
5. Environmental Resistance: The ability of the connector to withstand environmental factors such as humidity, temperature, and dust.
6. Reliability: The connector's durability and the expected lifespan under normal operating conditions.
7. Cost: The balance between performance and cost, considering the budget constraints of the project.

In summary, card edge connectors are essential components in the electronics industry, providing a reliable and efficient means of interconnecting various electronic devices. Their selection should be based on a thorough evaluation of the application's specific requirements.
Please refer to the product rule book for details.