QMS-052-01-SL-D-RA-MG-K: Premium High-Density Surface Mount Header Connector by Samtec Inc.

In today's fast-paced electronics industry, selecting the right interconnect solution is critical for ensuring optimal performance and reliability. The QMS-052-01-SL-D-RA-MG-K from Samtec Inc., a global leader in high-performance interconnect solutions, stands out as an exceptional choice for engineers and designers working with high-density applications. This comprehensive guide explores the features, benefits, and applications of this advanced connector to help you make an informed decision for your next project.

Product Overview: Samtec QMS-052-01-SL-D-RA-MG-K

The QMS-052-01-SL-D-RA-MG-K is a high-density surface mount header connector designed for demanding applications requiring reliable signal transmission in compact spaces. As part of Samtec's extensive QMS series, this connector offers superior performance characteristics that make it ideal for:

• Board-to-board (mezzanine) connections
• High-speed digital applications
• Space-constrained designs
• Industrial and automotive electronics

Detailed Technical Specifications

1. Connector Configuration

This header connector features an outer shroud design with 104 positions arranged in a compact 2-row configuration. The robust outer shroud provides:

• Enhanced mechanical stability
• Improved mating alignment
• Protection against physical damage
• Better EMI/RFI shielding

2. Ultra-Fine Pitch Design

With a pitch of just 0.025" (0.64mm), this connector enables:

• High-density PCB layouts
• Space savings in compact designs
• Efficient routing of multiple signals
• Compatibility with modern miniaturized components

3. Mounting Options

The connector supports both surface mount technology (SMT) and through-hole mounting, offering:

• Flexibility in PCB assembly processes
• Right-angle orientation for vertical stacking
• Compatibility with automated pick-and-place equipment
• Secure mechanical attachment

4. Advanced Features

The QMS-052-01-SL-D-RA-MG-K incorporates several premium features:

• Board Guide System: Ensures precise alignment during mating, reducing assembly errors
• Integrated Ground Bus: Enhances signal integrity and reduces EMI
• Gold-Plated Contacts (10.0 in/0.25 m thickness): Provides excellent conductivity and corrosion resistance
• High-Temperature Materials: Suitable for demanding operating environments

Performance Characteristics

The QMS-052-01-SL-D-RA-MG-K delivers exceptional electrical and mechanical performance:

Parameter	Value
Current Rating	0.5A per contact
Voltage Rating	50V AC/DC
Contact Resistance	20m max
Insulation Resistance	1000M min
Dielectric Withstanding Voltage	250V AC
Operating Temperature	-55 C to +105 C
Mating Cycles	100 minimum

Industry Applications

The versatility of the QMS-052-01-SL-D-RA-MG-K makes it suitable for numerous advanced applications:

1. Telecommunications Infrastructure

Ideal for:

• 5G base stations
• Network switches and routers
• Optical transport equipment

2. Industrial Automation

Perfect for:

• PLC systems
• Industrial controllers
• Robotics and motion control

3. Medical Electronics

Used in:

• Patient monitoring systems
• Medical imaging equipment
• Portable diagnostic devices

4. Automotive Systems

Applied in:

• ADAS modules
• Infotainment systems
• Vehicle control units

Design Considerations

When implementing the QMS-052-01-SL-D-RA-MG-K in your design, consider:

1. PCB Layout Guidelines:
   • Maintain proper clearance around the connector footprint
   • Follow recommended solder pad dimensions
   • Implement appropriate trace routing for signal integrity
2. Thermal Management:
   • Consider heat dissipation in high-current applications
   • Allow for proper airflow around the connector
3. Mechanical Considerations:
   • Ensure proper board support for right-angle configurations
   • Account for mating/unmating forces in your mechanical design

Why Choose Samtec Connectors?

Samtec Inc. has built a reputation for excellence in interconnect solutions through:

• Superior Quality: Rigorous testing and quality control processes
• Technical Expertise: Decades of experience in connector design
• Innovation: Continuous development of advanced interconnect solutions
• Global Support: Worldwide technical and sales support network

Purchasing Information

The QMS-052-01-SL-D-RA-MG-K is available through:

• Samtec's authorized distributors
• Direct from Samtec's e-commerce platform
• Major electronic component suppliers

For volume pricing, technical specifications, or design support, contact Samtec's technical sales team.

Conclusion

The QMS-052-01-SL-D-RA-MG-K represents the pinnacle of high-density interconnect technology, combining Samtec's engineering expertise with robust construction and reliable performance. Whether you're designing cutting-edge telecommunications equipment, advanced medical devices, or next-generation automotive systems, this connector provides the perfect combination of density, reliability, and performance.

For engineers seeking a proven solution for their high-density interconnection challenges, the QMS-052-01-SL-D-RA-MG-K offers an optimal balance of technical specifications and practical design features. Explore Samtec's complete line of interconnect solutions to find the perfect components for your application.