Rectangular Connectors - Arrays, Edge Type, Mezzanine (Board-to-Board)

Rectangular Connectors, particularly those of the Array, Edge, and Mezzanine types, are essential components in electronic design for establishing robust connections between circuit boards or between a board and other electronic components. Here's a concise overview:

Definition:
Rectangular Connectors are a type of electrical connector characterized by their rectangular shape and are commonly used in board-to-board connections. They come in various configurations, including:

1. Array Type: These connectors have pins or contacts arranged in a grid-like pattern, allowing for multiple connections in a compact space.
2. Edge Type: Designed to be mounted along the edge of a circuit board, these connectors facilitate connections between adjacent boards or modules.
3. Mezzanine Type: Often used for high-density interconnections, mezzanine connectors are mounted on the surface of a board and connect to another board placed above it, similar to a mezzanine floor in a building.

Function:
The primary function of rectangular connectors is to provide a reliable and efficient means of electrically connecting components or boards. They ensure signal integrity, power delivery, and data transmission with minimal signal degradation.

Applications:
Rectangular connectors are widely used in various industries due to their versatility and reliability. Some common applications include:

- Consumer Electronics: In devices like smartphones, tablets, and laptops for internal connections.
- Automotive: For sensor connections, infotainment systems, and engine control units.
- Industrial Automation: For connecting control systems, sensors, and actuators.
- Telecommunications: In routers, switches, and other networking equipment for high-speed data transmission.

Selection Criteria:
When choosing rectangular connectors, consider the following factors:

1. Contact Density: The number of contacts per unit area, which affects the complexity of the connection.
2. Current Rating: The maximum current the connector can safely carry.
3. Voltage Rating: The maximum voltage the connector can withstand without breakdown.
4. Signal Integrity: The ability to maintain signal quality over the connection.
5. Environmental Resistance: Protection against dust, moisture, and other environmental factors.
6. Mechanical Strength: The durability and ability to withstand physical stress.
7. Size and Weight: Especially important in space-constrained or portable applications.
8. Cost: Balancing performance with budgetary constraints.

In summary, rectangular connectors are critical for establishing secure and efficient connections in a wide range of electronic applications. Their selection should be based on the specific requirements of the project, including the need for high contact density, signal integrity, and environmental resistance.
Please refer to the product rule book for details.