Board-to-Board Fit: 1.27mm Pitch, 6 Circuits, Shrouded
The 20021221-00006T4LF: The 0.120" (3.05mm) mating pin length gives a positive wipe inside the receptacle.
Surface-Mount Assembly and Contact Plating
The 4-wall shroud adds some rigidity, but the board pad layout and solder paste volume are what keep it anchored under cable strain. The post tails are tin-plated (50.0µin), which wets well with standard SAC solder and is compatible with lead-free reflow profiles.
