QFS-078-04.25-L-D-A-GP-P: High-Performance Surface Mount Connector Receptacle by Samtec Inc.
QFS-078-04.25-L-D-A-GP-P: Premium Surface Mount Connector Receptacle by Samtec Inc.
The QFS-078-04.25-L-D-A-GP-P represents the cutting edge in high-density interconnect solutions from industry leader Samtec Inc. This surface mount connector receptacle delivers exceptional performance for demanding applications requiring reliable board-to-board connections in space-constrained environments.
Comprehensive Product Specifications
As part of Samtec's high-reliability connector series, the QFS-078-04.25-L-D-A-GP-P offers:
- 156 positions in a compact 2-row configuration
- Ultra-fine 0.025" (0.64mm) pitch for high-density applications
- Gold-plated contacts with 10.0 in (0.25 m) thickness for optimal conductivity
- Multiple stacking height options (10mm, 11mm, 14mm)
- Low-profile design with 0.278" (7.06mm) height above board
Advanced Design Features
Samtec engineers have incorporated several innovative features to enhance performance:
1. Enhanced Signal Integrity
The connector's ground bus plane and gold-plated contacts minimize signal loss and electromagnetic interference, critical for high-speed data transmission.
2. Precision Alignment System
Integrated board guides and mating guides ensure perfect alignment during assembly, reducing installation errors.
3. Automated Assembly Ready
Designed for compatibility with pick-and-place machines, this connector streamlines manufacturing processes and reduces production costs.
Industry-Leading Applications
The QFS-078-04.25-L-D-A-GP-P excels in numerous advanced applications:
Telecommunications Equipment
Ideal for 5G infrastructure, base stations, and network switches where high-density interconnects are crucial.
Data Center Solutions
Perfect for server backplanes, storage arrays, and high-performance computing applications.
Industrial Automation
Withstands harsh environments in PLCs, motor controls, and robotics systems.
Medical Electronics
Reliable performance in diagnostic imaging, patient monitoring, and surgical equipment.
Automotive Systems
Excellent solution for ADAS, infotainment, and vehicle networking applications.
Why Engineers Choose QFS-078-04.25-L-D-A-GP-P
Samtec's reputation for quality and innovation makes this connector the preferred choice:
- Proven Reliability: Rigorous testing ensures performance in demanding conditions
- Superior Materials: High-grade materials and gold plating extend product lifespan
- Design Flexibility: Multiple stacking heights accommodate various PCB configurations
- Global Support: Samtec's worldwide technical support network
- RoHS Compliance: Meets all environmental regulations
Technical Comparison
When compared to similar connectors, the QFS-078-04.25-L-D-A-GP-P offers:
| Feature | QFS-078-04.25-L-D-A-GP-P | Competitor A | Competitor B |
|---|---|---|---|
| Contact Pitch | 0.64mm | 0.80mm | 0.50mm |
| Contact Material | Gold-plated | Tin-plated | Gold-plated |
| Current Rating | 0.5A | 0.3A | 0.6A |
| Voltage Rating | 50V | 30V | 60V |
| Operating Temp | -55 C to +125 C | -40 C to +105 C | -55 C to +125 C |
Installation Best Practices
To maximize performance of your QFS-078-04.25-L-D-A-GP-P connectors:
- Follow Samtec's recommended PCB land pattern for optimal solder joint formation
- Use lead-free solder with appropriate temperature profiles
- Implement proper ESD protection during handling
- Verify alignment before final mating
- Consider using Samtec's mating connectors for guaranteed compatibility
Frequently Asked Questions
What is the mating cycle rating?
The QFS-078-04.25-L-D-A-GP-P is rated for 50 mating cycles minimum.
Is this connector RoHS compliant?
Yes, it meets all current RoHS requirements.
What is the recommended storage environment?
Store in original packaging at <40 C and <85% relative humidity.
Are evaluation boards available?
Yes, Samtec offers evaluation kits to test compatibility.
Ordering Information
The QFS-078-04.25-L-D-A-GP-P is available through Samtec's global distribution network. Contact your local authorized distributor for pricing and lead times. Bulk packaging options are available for high-volume production requirements.
Conclusion
The QFS-078-04.25-L-D-A-GP-P surface mount connector receptacle from Samtec Inc. delivers unmatched performance for high-density interconnect applications. With its precision engineering, robust construction, and versatile design options, this connector solves complex interconnection challenges in telecommunications, industrial, medical, and automotive systems. Engineers worldwide trust Samtec connectors for their reliability and performance, making the QFS-078-04.25-L-D-A-GP-P an excellent choice for your next design project.
For technical specifications, CAD models, or to request samples, visit Samtec's official website or contact their technical support team today.