S12B-PH-SM4-TB(LF)(SN)

The S12B-PH-SM4-TB(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 connector:

General Overview:

The S12B-PH-SM4-TB(LF)(SN) is a 2.0mm pitch, 12-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 PH series, which is known for its compact size and versatility.

Physical Characteristics:

• Pitch: The connector has a pitch of 2.0mm, which refers to the distance between the centers of adjacent pins. This compact pitch allows for a smaller footprint on PCBs (Printed Circuit Boards).
• Number of Positions: It features 12 positions, meaning it can accommodate 12 individual wires or terminals.
• Connector Type: It is a male connector, designed to mate with a corresponding female connector.
• Mounting Style: The connector is typically designed for surface mount technology (SMT), allowing it to be soldered directly onto the surface of a PCB.
• Material: The housing is usually made from a durable plastic material that provides insulation and protection for the internal contacts. The contacts themselves are typically made from copper alloy, which ensures good conductivity.
• Finish: The (SN) in the part number indicates that the connector has a tin-plated finish, which enhances corrosion resistance and improves solderability.

Electrical Characteristics:

• Current Rating: The S12B-PH-SM4-TB(LF)(SN) is rated for a maximum current of around 2A per contact, making it suitable for low to moderate power applications.
• Voltage Rating: The connector can typically handle voltages up to 250V AC/DC, depending on the specific application and environmental conditions.
• Contact Resistance: The contact resistance is designed to be low, ensuring minimal power loss and heat generation during operation.

Features:

• Locking Mechanism: The connector often includes a locking mechanism to ensure a secure connection, preventing accidental disconnection during operation.
• Lead-Free: The (LF) in the part number indicates that the connector is lead-free, complying with environmental regulations such as RoHS (Restriction of Hazardous Substances).
• Versatility: This connector is suitable for a wide range of applications, including but not limited to automotive wiring, consumer electronics, and industrial machinery.

Applications:

The S12B-PH-SM4-TB(LF)(SN) connector is commonly used in:

• Automotive electronics (e.g., lighting systems, control units)
• Consumer electronics (e.g., home appliances, audio equipment)
• Industrial equipment (e.g., sensors, control panels)

Conclusion:

The S12B-PH-SM4-TB(LF)(SN) connector from JST is a reliable and versatile solution for connecting wires to PCBs in various electronic applications. Its compact design, robust electrical characteristics, and compliance with environmental standards make it a popular choice among engineers and designers in the electronics industry.