SM02B-SURS-TF(LF)(SN)

The "SM02B-SURS-TF(LF)(SN)" is a specific type of connector manufactured by JST (Japan Solderless Terminal), a well-known company specializing in electronic connectors. Here’s a detailed description of this connector:

General Overview

The SM02B-SURS-TF(LF)(SN) is a two-position, surface-mount connector designed for reliable electrical connections in various electronic applications. It is part of JST's SM series, which is known for its compact design and versatility in use.

Physical Characteristics

• Type: This connector is a surface-mount type, meaning it is designed to be mounted directly onto the surface of a printed circuit board (PCB).
• Number of Positions: It features two positions, allowing for the connection of two wires or terminals.
• Pin Configuration: The connector has two pins that are typically arranged in a straight line, facilitating easy alignment and soldering during assembly.
• Material: The housing is usually made from high-quality plastic, providing durability and resistance to environmental factors. The pins are typically made from copper alloy, which ensures good conductivity.
• Finish: The "SN" in the part number indicates that the pins have a tin plating, which enhances corrosion resistance and improves solderability.

Electrical Characteristics

• Current Rating: The connector is designed to handle a specific current rating, typically around 2A, making it suitable for low to moderate power applications.
• Voltage Rating: It usually supports a voltage rating of up to 250V, allowing it to be used in various electronic circuits without risk of breakdown.
• Contact Resistance: The connector is designed to maintain low contact resistance, ensuring efficient electrical performance.

Design Features

• Locking Mechanism: The connector may feature a locking mechanism that ensures a secure connection, preventing accidental disconnection during operation.
• Compact Size: Its small footprint makes it ideal for applications where space is limited, such as in consumer electronics, automotive, and industrial devices.
• Lead-Free: The "(LF)" designation indicates that the connector is lead-free, complying with environmental regulations such as RoHS (Restriction of Hazardous Substances).

Applications

The SM02B-SURS-TF(LF)(SN) connector is commonly used in various applications, including:

• Consumer electronics (e.g., smartphones, tablets)
• Automotive electronics (e.g., sensors, control units)
• Industrial equipment
• Home appliances

Conclusion

The SM02B-SURS-TF(LF)(SN) connector from JST is a reliable and efficient solution for connecting electronic components in a compact form factor. Its robust design, combined with its electrical performance characteristics, makes it a popular choice in many modern electronic applications.