SFM-144-T2-L-D-A-K SAMTEC Connector (Other) In Stock
The SFM-144-T2-L-D-A-K is a SAMTEC 88-position dual-row high-reliability socket strip with 1.27 mm (0.050") pitch in a surface-mount package, designed for dense PCB-to-board mating in high-performance computing, FPGA, and communications hardware.
- Manufacturer
- SAMTEC
- Package
- Other
- Pin Count
- 88
- Lifecycle
- ACTIVE
- Datasheet
- SFM-144-T2-L-D-A-K Datasheet PDF
- Category
- Connector
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 88-position dual-row socket strip at 1.27 mm (0.050") pitch for ultra-high-density board-to-board signal interconnection in compact assemblies
- High-reliability construction rated for demanding mating cycles in aerospace, defense, and high-performance computing applications
- Surface-mount termination style enabling automated SMT reflow assembly and consistent solder joint quality on fine-pitch PCBs
Applications
The SFM-144-T2-L-D-A-K is designed for high-density board-to-board mating in FPGA development boards, high-performance computing modules, and communications line cards where 88 signals must be routed across a 1.27 mm pitch mezzanine interface. Its high-reliability socket strip construction is well-suited for defense, aerospace, and industrial electronics requiring consistent electrical performance over many mating and unmating cycles. The SMT format integrates seamlessly into automated PCB assembly workflows for efficient production of fine-pitch connector systems.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What pitch and position count does the SFM-144-T2-L-D-A-K provide, and how does the 0.050" pitch benefit high-density designs?
The SFM-144-T2-L-D-A-K is a dual-row socket strip with 88 positions at a 1.27 mm (0.050") pitch. The fine 1.27 mm pitch allows twice as many signal connections per unit length compared to 2.54 mm pitch connectors, enabling designers to route 44 differential pairs or 88 single-ended signals across a compact mezzanine interface—critical for space-constrained FPGA boards and computing modules.
What does the high-reliability designation of the SFM-144-T2-L-D-A-K socket strip mean for applications in harsh environments?
The high-reliability rating of the SFM-144-T2-L-D-A-K indicates that the connector is constructed to withstand elevated mating cycle counts, vibration, and thermal stress beyond standard commercial-grade socket strips. This makes it appropriate for mil/aero avionics, defense communications systems, and industrial equipment operating across wide temperature ranges, where signal integrity must be maintained across hundreds of mating cycles without measurable degradation in contact resistance.
How does the surface-mount style of the SFM-144-T2-L-D-A-K affect PCB layout and assembly compared to through-hole socket strips?
The surface-mount termination of the SFM-144-T2-L-D-A-K eliminates the need for drilled through-holes, which would occupy significant PCB layer space for an 88-position dual-row connector at 1.27 mm pitch. SMT placement allows the connector pads to be placed on the outer copper layer, reducing PCB stackup complexity and enabling tighter routing of signal traces in inner layers directly beneath the connector footprint on high-layer-count backplanes and mezzanine boards.
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