BM04B-XASS-TF(LF)(SN)

The BM04B-XASS-TF(LF)(SN) 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 JST's B series, which is designed for various applications in electronics, including automotive, industrial, and consumer electronics.

Detailed Description:

1. Type and Configuration:

   • The BM04B-XASS-TF(LF)(SN) is a 4-position, wire-to-board connector. It features a compact design that allows for efficient space utilization in electronic assemblies.

2. Pin Count:

   • As indicated by the "04" in the part number, this connector has 4 pins, which allows for the connection of four separate wires or circuits.

3. Contact Pitch:

   • The contact pitch (the distance between the centers of adjacent pins) is typically 2.0 mm, which is standard for this series, allowing for a balance between compactness and ease of handling.

4. Material:

   • The housing is made from high-quality thermoplastic material, which provides durability and resistance to heat and chemicals. The contacts are usually made from copper alloy, ensuring good electrical conductivity.

5. Surface Finish:

   • The "(LF)" in the part number indicates that the connector is lead-free, complying with environmental regulations such as RoHS (Restriction of Hazardous Substances). The surface finish of the contacts is often nickel or tin, which enhances corrosion resistance and solderability.

6. Mounting Style:

   • This connector is designed for through-hole mounting, which means it can be easily soldered onto a printed circuit board (PCB). The design typically includes mounting pegs or tabs to secure the connector in place.

7. Locking Mechanism:

   • The BM04B-XASS-TF(LF)(SN) features a locking mechanism that ensures a secure connection between the connector and the mating part. This helps prevent accidental disconnection during operation.

8. 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 variety of environments.

9. Applications:

   • This connector is commonly used in applications such as automotive wiring harnesses, consumer electronics, and industrial equipment, where reliable and compact connections are essential.

10. Mating Connectors:

    • The BM04B-XASS-TF(LF)(SN) is designed to mate with compatible JST connectors from the same series, ensuring versatility in design and assembly.

Summary:

The BM04B-XASS-TF(LF)(SN) connector from JST is a reliable, compact, and environmentally friendly option for connecting wires in various electronic applications. Its robust design, lead-free construction, and secure locking mechanism make it a popular choice among engineers and manufacturers looking for quality connectors in their products.