The 55909-0274 is a Micro-Fit 3.0 connector header manufactured by Molex, LLC. This component is part of the Micro-Fit 3.0 series, known for its compact size and high current carrying capabilities, making it suitable for a wide range of applications. This header is designed to provide a secure and reliable connection in various electronic systems.

Applications:

• Power Supplies: Used for connecting power to various components within power supply units.
• Consumer Electronics: Employed in devices such as televisions, gaming consoles, and home appliances for internal connections.
• Automotive Electronics: Found in vehicle control systems, infotainment systems, and lighting systems.
• Industrial Equipment: Used in control panels, machinery, and automation systems for reliable signal and power connections.
• Data and Telecommunications: Utilized in network devices, servers, and telecommunications equipment.

Features:

• Compact Design: Micro-Fit 3.0 connectors offer a small footprint, making them ideal for space-constrained applications.
• High Current Capacity: Capable of carrying a significant amount of current, ensuring reliable power delivery.
• Positive Locking Mechanism: Features a secure locking mechanism that prevents accidental disconnection.
• Durable Construction: Made from high-quality materials to withstand harsh environments and ensure long-term reliability.
• Polarization: Designed with polarization features to prevent mismating.
• RoHS Compliant: Meets the requirements of the Restriction of Hazardous Substances directive, ensuring environmental friendliness.

Benefits:

• Reliable Connection: The positive locking mechanism ensures a secure and stable connection, reducing the risk of signal interruption or power loss.
• Space Saving: The compact design allows for efficient use of board space, enabling smaller and more compact devices.
• Easy Installation: Designed for easy and quick installation, reducing assembly time and costs.
• Long-Term Durability: High-quality materials and construction ensure that the connector can withstand harsh conditions and provide reliable performance over time.
• Versatile Application: Suitable for a wide range of applications due to its high current capacity and compact size.

Additional Details:

The Molex 55909-0274 connector header is typically a 2-circuit connector with a 3.0mm pitch. It is designed for through-hole mounting on printed circuit boards (PCBs). The housing material is usually a high-temperature thermoplastic, which allows it to withstand reflow soldering processes. The contacts are typically made of brass or phosphor bronze with tin or gold plating to ensure good conductivity and corrosion resistance. This connector is designed to mate with corresponding Micro-Fit 3.0 receptacles. It provides a reliable and compact solution for power and signal connections in various electronic applications.