51090-0200

The Molex part number 51090-0200 refers to a specific type of connector used in various electronic applications. Here’s a detailed description of this component:

Overview

The Molex 51090-0200 is a 2-position, vertical, through-hole connector designed for reliable electrical connections in a compact form factor. It is part of the Molex Mini-Fit Jr. series, which is known for its versatility and robust design, making it suitable for a wide range of applications, including consumer electronics, automotive, and industrial equipment.

Physical Characteristics

• Connector Type: The 51090-0200 is a male header connector, which means it features pins that will mate with a corresponding female connector.
• Number of Positions: It has 2 positions, allowing for the connection of two wires or circuits.
• Pitch: The pin spacing (pitch) is typically 4.2 mm, which is standard for this series, allowing for efficient use of space on a PCB (Printed Circuit Board).
• Mounting Style: This connector is designed for vertical mounting, meaning it is oriented perpendicular to the PCB surface, which is ideal for applications where space is limited.
• Material: The housing is usually made from high-temperature thermoplastic, providing durability and resistance to heat. The pins are typically made from copper alloy, often plated with a layer of gold or tin to enhance conductivity and prevent corrosion.

Electrical Characteristics

• Current Rating: The connector can handle a current rating of up to 9A per contact, making it suitable for power applications.
• Voltage Rating: It typically supports a voltage rating of up to 600V, ensuring safe operation in various electrical environments.
• Contact Resistance: The contact resistance is low, which is crucial for maintaining signal integrity and minimizing power loss.

Applications

The Molex 51090-0200 connector is widely used in:

• Consumer Electronics: Such as computers, gaming consoles, and home appliances.
• Automotive: For connecting various electronic components within vehicles.
• Industrial Equipment: In machinery and control systems where reliable connections are essential.

Features

• Locking Mechanism: Some variants may include a locking feature to ensure a secure connection and prevent accidental disconnection.
• Ease of Use: The design allows for easy mating and unmating, which is beneficial during assembly and maintenance.

Conclusion

The Molex 51090-0200 connector is a reliable and versatile component that plays a crucial role in ensuring stable electrical connections in a variety of applications. Its robust design, combined with its electrical capabilities, makes it a popular choice among engineers and designers in the electronics industry.