BM04B-GHS-TBT(LF)(SN)(N)

The BM04B-GHS-TBT(LF)(SN)(N) is a specific type of connector manufactured by JST (Japan Solderless Terminal), a well-known company in the field of electronic connectors. Here’s a detailed description of this connector:

General Overview:

The BM04B-GHS-TBT(LF)(SN)(N) is a 4-position, wire-to-board connector designed for reliable electrical connections in various electronic applications. It is part of JST's BM series, which is known for its compact design and ease of use in tight spaces.

Physical Characteristics:

• Connector Type: Wire-to-board connector
• Number of Positions: 4
• Pitch: The connector typically features a pitch of 2.0 mm, which refers to the distance between the centers of adjacent pins.
• Mounting Style: This connector is designed for surface mount technology (SMT), allowing it to be easily integrated onto printed circuit boards (PCBs).
• Orientation: The connector is usually available in a vertical orientation, which helps in saving space on the PCB.

Material and Finish:

• Housing Material: The connector housing is made from high-quality thermoplastic material, which provides durability and resistance to heat and chemicals.
• Contact Material: The contacts are typically made from copper alloy, ensuring good conductivity.
• Surface Finish: The "(LF)" in the part number indicates that the connector has a lead-free finish, which is compliant with RoHS (Restriction of Hazardous Substances) standards. The "(SN)" indicates that the contacts are plated with tin, providing corrosion resistance and enhancing solderability.

Electrical Characteristics:

• Current Rating: The BM04B-GHS-TBT(LF)(SN)(N) can handle a current rating of up to 2A per contact, making it suitable for various low to moderate power applications.
• Voltage Rating: The voltage rating is typically around 250V AC, allowing it to be used in a wide range of electronic devices.
• Contact Resistance: The contact resistance is low, ensuring minimal power loss and efficient operation.

Application:

This connector is commonly used in consumer electronics, automotive applications, industrial equipment, and other electronic devices where a reliable and compact connection is required. Its design allows for easy mating and unmating, making it user-friendly for assembly and maintenance.

Additional Features:

• Locking Mechanism: The connector may feature a locking mechanism to ensure a secure connection, preventing accidental disconnection during operation.
• Polarization: The design includes polarization features to ensure correct mating orientation, reducing the risk of misconnection.

Conclusion:

The BM04B-GHS-TBT(LF)(SN)(N) connector from JST is a versatile and reliable choice for engineers and designers looking for a compact, efficient, and compliant wire-to-board connection solution. Its robust design and electrical characteristics make it suitable for a wide range of applications in the electronics industry.