DF13A-2P-1.25H(51) Rectangular Connectors - Headers, Male Pins by Hirose

The DF13A-2P-1.25H(51) is a specific type of connector manufactured by Hirose Electric Co., Ltd., known for its high-quality interconnect solutions. This connector is part of the DF13 series, which is designed for compact and reliable connections in various electronic applications.

Detailed Description:

1. Type and Configuration:

   • The DF13A-2P-1.25H(51) is a 2-position (2P) connector, meaning it has two contact points for electrical connection.
   • It features a horizontal orientation, which is indicated by the "H" in its part number, making it suitable for applications where space is limited.

2. Pitch:

   • The connector has a pitch of 1.25 mm, which refers to the distance between the centers of adjacent pins. This small pitch allows for a compact design, making it ideal for use in dense electronic assemblies.

3. Contact Structure:

   • The connector utilizes a pin-and-socket design, ensuring a secure and reliable connection. The contacts are typically made of high-conductivity materials, often plated with gold or tin to enhance conductivity and prevent corrosion.

4. Mounting Style:

   • The DF13A-2P-1.25H(51) is designed for surface mount technology (SMT), allowing it to be easily integrated into printed circuit boards (PCBs). This mounting style is advantageous for automated assembly processes.

5. Material and Durability:

   • The housing of the connector is usually made from high-temperature thermoplastic material, which provides durability and resistance to heat during soldering processes.
   • The contacts are designed to withstand multiple mating cycles, ensuring long-term reliability in various applications.

6. Applications:

   • This connector is commonly used in consumer electronics, telecommunications, automotive applications, and industrial equipment. Its compact size and reliable performance make it suitable for devices where space and weight are critical factors.

7. Electrical Ratings:

   • The DF13A-2P-1.25H(51) typically supports a voltage rating of around 50V and a current rating of approximately 1A per contact, making it suitable for low-power applications.

8. Additional Features:

   • The connector may include features such as polarization to prevent incorrect mating and a locking mechanism to ensure a secure connection.

In summary, the DF13A-2P-1.25H(51) from Hirose is a compact, reliable, and versatile connector designed for surface mount applications, making it an excellent choice for a wide range of electronic devices. Its small pitch, durable materials, and secure connection capabilities contribute to its popularity in the electronics industry.