SDC-31SN Micro Rectangular Connector: Optimize Wiring in Space-Constrained Designs

The SDC HUADA SDC-31SN micro rectangular electrical connector is a premium choice for engineers seeking high-density wiring solutions in compact spaces. This miniaturized connector offers exceptional performance and reliability within a small footprint, making it ideal for various demanding applications in electronics, automotive, and industrial automation.

The SDC-31SN series boasts a compact design that maintains compatibility with the widely-used NDM series (0.635 pitch), ensuring seamless integration with existing systems. With a wide range of pin configurations, the SDC-31SN offers flexibility to accommodate diverse wiring needs, empowering you to optimize your design for maximum functionality.

Engineered for demanding environments, the SDC-31SN features a wide operating temperature range of -55°C to +125°C, ensuring reliable operation even in extreme conditions. The connector also exhibits superior insulation resistance, minimizing signal leakage and maximizing electrical safety.

When space is at a premium and performance is critical, the SDC-31SN micro rectangular connector provides a robust and efficient solution. Its combination of compact design, high-density connectivity, and exceptional reliability makes it an ideal choice for applications where every inch counts.

Key Features of the HUADA SDC-31SN Micro Rectangular Electrical Connector

Size and Compatibility:
Miniaturized Design: The SDC-31SN is a compact connector, making it ideal for applications where space is at a premium.
NDM Series Compatibility: The connector shares the same dimensions as the popular NDM series (0.635 pitch), ensuring seamless integration with existing systems and simplifying design processes.

Electrical Performance:
High Contact Density: The SDC-31SN allows for high contact density, enabling the transmission of multiple signals within a small footprint. This is crucial for applications requiring efficient signal transmission in compact spaces.
Contact Spacing: The contact spacing is 0.75 mm, offering precise and reliable connections.
Crimping Cross Section: The crimping cross section is 0.035 mm²~0.06 mm², compatible with various wire sizes, providing flexibility in wiring configurations.
Insulation Resistance: The connector exhibits high insulation resistance (5000 mΩ), minimizing signal leakage and ensuring electrical safety. This is particularly important for applications where signal integrity is paramount.
Contact Resistance: The low contact resistance (15 mΩ) guarantees reliable signal transmission and minimal power loss, enhancing the overall performance and efficiency of the connected system.
Current Rating: The SDC-31SN can handle a current rating of 1.8A, making it suitable for a variety of applications with varying power requirements.

Environmental Performance:
Operating Temperature Range: The connector can operate within a wide temperature range of -55°C to +125°C, making it suitable for demanding environments where temperature fluctuations are common. This ensures reliable performance even under extreme conditions.
Vibration Resistance: The SDC-31SN is designed to withstand vibrations (10-2000Hz, 196 m/S2), ensuring reliable operation in dynamic environments where vibrations are prevalent.
Impact Resistance: The connector can withstand impact forces (490 m/s2), making it suitable for applications where shock or impact is a concern. This robustness is crucial for applications where mechanical stresses are common.
Relative Humidity: The connector can operate in high humidity environments (40℃, 98%), ensuring its performance is not compromised in humid conditions. This is important for applications in environments like industrial settings or outdoors.
Pressure Resistance: The SDC-31SN can withstand pressure up to 300 V, making it suitable for applications with varying voltage requirements.

Other Features:
Mechanical Life: The SDC-31SN offers a mechanical life of 300 cycles, ensuring long-term durability and reliable performance over repeated mating cycles. This is essential for applications where the connector is frequently connected and disconnected.
General Specifications: The connector adheres to GJB7245-2011 standards, ensuring compliance with relevant industry regulations.
Detailed Specifications: The SDC-31SN also meets Q/MB25122-2018 standards, providing further assurance of its quality and reliability.

Technical Features Table: