S4B-XH-A-1(LF)(SN)

The S4B-XH-A-1(LF)(SN) 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 component:

General Overview

The S4B-XH-A-1(LF)(SN) is a 2.5mm pitch, 2-position wire-to-board connector. It is designed for reliable electrical connections in various applications, including consumer electronics, automotive, and industrial equipment. The connector is part of JST's XH series, which is known for its compact size and versatility.

Physical Characteristics

• Connector Type: Wire-to-board connector
• Number of Positions: 2
• Pitch: 2.5mm (distance between the centers of adjacent pins)
• Mounting Style: Through-hole, allowing for secure attachment to a PCB (printed circuit board)
• Material: Typically made from high-quality thermoplastic for the housing, ensuring durability and resistance to heat and chemicals.
• Color: Usually available in a natural or light gray color, which is common for JST connectors.

Electrical Specifications

• Current Rating: Generally rated for up to 3A per contact, depending on the wire gauge used.
• Voltage Rating: Typically rated for 250V AC/DC, making it suitable for a wide range of applications.
• Contact Resistance: Low contact resistance, ensuring efficient electrical conductivity.
• Insulation Resistance: High insulation resistance, which helps prevent short circuits and ensures safety.

Contact Design

• Contact Material: The contacts are usually made from copper alloy, which is plated with nickel and then tin (LF = Lead-Free, SN = Tin-plated) to enhance corrosion resistance and solderability.
• Contact Shape: The contacts are designed to provide a secure fit with the mating connector, often featuring a locking mechanism to prevent accidental disconnection.

Applications

The S4B-XH-A-1(LF)(SN) connector is widely used in various applications, including:

• Consumer electronics (e.g., home appliances, audio equipment)
• Automotive applications (e.g., lighting, sensors)
• Industrial machinery and equipment
• Robotics and automation systems

Additional Features

• Mating Connector: Compatible with other connectors in the XH series, allowing for flexibility in design and assembly.
• Ease of Use: Designed for easy assembly and disassembly, making it user-friendly for prototyping and production.
• RoHS Compliant: The lead-free designation indicates compliance with RoHS (Restriction of Hazardous Substances) regulations, making it environmentally friendly.

Conclusion

The S4B-XH-A-1(LF)(SN) connector from JST is a reliable and versatile component suitable for a wide range of electronic applications. Its robust design, combined with excellent electrical performance, makes it a popular choice among engineers and designers looking for efficient and durable connectivity solutions.