2.54mm pitch breakaway header with gold mating interface
The 826656-4: The 0.100-inch (2.54mm) pitch sets the PCB footprint and the mating compatibility with standard 2.54mm IDC connectors and receptacles. The tin-plated post (118.1µin) ensures reliable solder wetting during through-hole assembly.
Board layout dimensions and termination
Active lifecycle and sourcing posture
The base product number 826656 covers multiple position counts; this 8-position variant is the most common for prototyping and low-to-mid volume builds.
Peer comparison: 4-1775099-7 vs 1318699-3
Neither peer is a functional second-source for the 826656-4; the closest alternative within the AMPMODU Mod II family would be a same-series, same-pitch, same-position-count variant.