SMR-03V-B

The SMR-03V-B is a specific type of connector manufactured by JST (Japan Solderless Terminal), a well-known company specializing in electronic connectors. This connector is part of the SM series, which is designed for wire-to-board applications, making it suitable for various electronic devices and systems.

Detailed Description:

1. Connector Type: The SMR-03V-B is a 3-pin connector, which means it has three contact points for electrical connections. It is typically used for connecting wires to a printed circuit board (PCB).

2. Design and Structure:

   • Housing: The connector features a robust plastic housing that provides insulation and protection for the internal contacts. The housing is designed to securely hold the pins in place and prevent accidental disconnection.
   • Pin Configuration: The connector has three pins arranged in a single row. The pins are designed to accommodate standard wire sizes, allowing for easy integration into various applications.
   • Locking Mechanism: The SMR-03V-B includes a locking mechanism that ensures a secure connection between the male and female components of the connector. This feature helps prevent unintentional disconnection during operation.

3. Material:

   • Contacts: The pins are typically made from high-conductivity materials, such as copper, and are often plated with a layer of gold or tin to enhance conductivity and resist corrosion.
   • Housing Material: The plastic housing is usually made from durable thermoplastic materials that can withstand heat and environmental stress, ensuring longevity in various applications.

4. Electrical Specifications:

   • Current Rating: The SMR-03V-B is designed to handle a specific current rating, typically around 3A per pin, making it suitable for low to moderate power applications.
   • Voltage Rating: The connector can typically handle voltages up to 250V, making it versatile for different electronic circuits.

5. Applications: The SMR-03V-B connector is commonly used in consumer electronics, automotive applications, industrial equipment, and other electronic devices where reliable wire-to-board connections are required.

6. Mounting Style: The connector is designed for through-hole mounting on PCBs, allowing for easy soldering and secure attachment to the board.

7. Color Coding: The housing is often available in various colors, which can help with organization and identification in complex wiring systems.

8. Compatibility: The SMR-03V-B is compatible with other connectors in the SM series, allowing for flexibility in design and integration with existing systems.

In summary, the SMR-03V-B from JST is a reliable and versatile 3-pin connector designed for wire-to-board applications, featuring a durable construction, secure locking mechanism, and suitable electrical specifications for a wide range of electronic devices.