B4B-XH-A(LF)(SN)

The B4B-XH-A(LF)(SN) is a specific type of connector manufactured by JST (Japan Solderless Terminal), a well-known company in the field of electronic connectors. This connector is part of the XH series, which is designed for wire-to-board applications, making it suitable for various electronic devices and systems.

Detailed Description:

1. Connector Type:

   • The B4B-XH-A(LF)(SN) is a 4-position, wire-to-board connector. It features a male header configuration, which allows it to connect to a corresponding female connector or socket.

2. Pin Count:

   • As indicated by the "B4B" in its name, this connector has 4 pins, allowing for the connection of four individual wires or circuits.

3. Pitch:

   • The connector has a standard pitch of 2.5 mm between the pins. This spacing is common in many electronic applications, providing a balance between compactness and ease of handling.

4. Material:

   • The housing of the connector is typically made from high-quality thermoplastic material, which offers durability and resistance to heat and chemicals. The specific material used is often rated for high-temperature applications.

5. Contact Material:

   • The contacts are usually made from copper alloy, which ensures good electrical conductivity. The "SN" in the part number indicates that the contacts are nickel-plated, providing additional corrosion resistance and enhancing the connector's longevity.

6. Lead-Free:

   • The "(LF)" designation signifies that the connector is lead-free, complying with environmental regulations such as RoHS (Restriction of Hazardous Substances). This makes it suitable for use in eco-friendly applications.

7. Mounting Style:

   • The B4B-XH-A(LF)(SN) is designed for through-hole mounting, which allows it to be securely attached to a printed circuit board (PCB). This mounting style is favored for its mechanical stability and ease of soldering.

8. Usage:

   • This connector is commonly used in various applications, including consumer electronics, automotive systems, industrial equipment, and telecommunications. Its versatility makes it a popular choice for connecting power and signal lines in compact spaces.

9. Temperature Range:

   • The connector is designed to operate within a specified temperature range, typically from -25°C to +85°C, making it suitable for a wide range of environmental conditions.

10. Color:

    • The housing is usually available in a natural or light-colored finish, which can vary depending on the specific manufacturing batch.

Summary:

The B4B-XH-A(LF)(SN) connector from JST is a reliable and versatile 4-position wire-to-board connector, designed for efficient electrical connections in various electronic applications. Its robust construction, lead-free design, and compatibility with standard PCB mounting make it an excellent choice for engineers and designers looking for quality connectivity solutions.