DF13C-3P-1.25V(21) Rectangular Connectors - Headers, Male Pins by Hirose

The DF13C-3P-1.25V(21) 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 DF13C-3P-1.25V(21) is a 3-position (3P) connector, meaning it has three contact points for electrical connections. The "C" in the designation indicates that it is a connector with a specific configuration, typically featuring a compact design suitable for space-constrained applications.

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 layout, making it ideal for use in devices where space is at a premium.

3. Mounting Style:

   • The DF13 series connectors are often designed for surface mount technology (SMT), allowing them to be easily integrated into printed circuit boards (PCBs). This mounting style enhances the reliability of the connection and simplifies the assembly process.

4. Contact Material:

   • The contacts are typically made from high-conductivity materials, often plated with gold or tin to ensure excellent electrical performance and resistance to corrosion. This enhances the longevity and reliability of the connection.

5. Insulation Material:

   • The housing of the connector is usually made from durable plastic materials, such as polybutylene terephthalate (PBT), which provides good insulation properties and mechanical strength.

6. Current Rating:

   • The DF13C-3P-1.25V(21) is designed to handle a specific current rating, which is typically around 1A per contact, making it suitable for low to moderate power applications.

7. Voltage Rating:

   • The connector is rated for a voltage of up to 50V, making it suitable for a variety of electronic devices, including consumer electronics, automotive applications, and industrial equipment.

8. Temperature Range:

   • The operating temperature range for this connector is generally from -40°C to +85°C, allowing it to function effectively in a wide range of environmental conditions.

9. Applications:

   • The DF13C-3P-1.25V(21) connector is commonly used in applications such as telecommunications, automotive electronics, medical devices, and consumer electronics, where reliable and compact connections are essential.

10. Key Features:

    • The connector features a locking mechanism that ensures a secure connection, preventing accidental disconnection during operation. Additionally, the design often includes polarization features to ensure correct mating orientation.

In summary, the DF13C-3P-1.25V(21) from Hirose is a compact, reliable, and versatile connector designed for a variety of electronic applications, characterized by its small pitch, surface mount capability, and robust electrical performance.