The SM03(7-D1)B-BHS-1-TB(LF)(SN) is a 3-position, crimp style, surface mount connector from JST Sales America Inc., part of the BHS series. It is designed for secure and reliable wire-to-board connections. The (LF) indicates a lead-free finish compliant with RoHS, and the (SN) specifies a tin plating. The TB signifies Tape and Reel packaging for automated assembly.

Applications

• Consumer Electronics: Used in connecting wires to PCBs in devices like digital cameras, DVD players, and home entertainment systems.
• Industrial Equipment: Employed in control systems, instrumentation, and various industrial automation devices for signal and power connections.
• Automotive Electronics: Utilized in automotive applications for connecting sensors, actuators, and other electronic components to the vehicle's wiring harness.
• Medical Devices: Used in medical equipment requiring reliable and secure connections, such as patient monitoring systems and diagnostic instruments.
• Office Automation: Found in printers, scanners, and other office equipment for connecting internal wiring and components.

Features

• Surface Mount Design: Facilitates automated assembly processes and reduces board space requirements.
• Crimp Style Connection: Provides a secure and reliable electrical connection between the wire and the connector.
• Compact Size: Allows for high-density packaging and miniaturization of electronic devices.
• Lead-Free Construction (LF): Complies with RoHS standards, minimizing environmental impact.
• Tin Plating (SN): Enhances solderability and corrosion resistance for improved reliability.

Benefits

• Simplified Assembly: The surface mount design streamlines the assembly process, reducing manufacturing time and costs.
• Improved Reliability: The crimp style connection ensures a stable and secure electrical contact, minimizing the risk of connection failures.
• Increased Miniaturization: The compact size allows for the design of smaller and more portable electronic devices.
• Environmental Compliance: The lead-free construction helps to protect the environment and comply with regulatory requirements.
• Enhanced Solderability: The tin plating improves solderability, leading to stronger and more reliable solder joints.

Additional Details

This connector features three contacts and is designed for use with specific wire gauges. The (7-D1) portion of the part number likely refers to internal JST specifications related to the connector's dimensions or design. Consult the JST datasheet for detailed specifications including voltage and current ratings, wire gauge compatibility, and mating connector information. Proper crimping tools are essential to ensure a proper and reliable connection. Improper crimping can lead to connection failures and damage to the connector or the connected device. The BHS series is known for its robust design and suitability for high-density applications. The tape and reel packaging facilitates automated placement during PCB assembly.