Category…
Most Google searches for this category use words that match how AI describes it.
Across the consensus panel, only 4 brands meet the sustained-mention floor for Ptc Resettable Fuses. The models talk about this part family at a broader granularity, where the field forms.
digikey #1 in 5 sources (5,161 parts listed) · 125 buyer searches per 1k parts listed
Distinct parts listed on each channel’s category pages — catalog breadth, not units in stock. Poisoned pulses (lcsc, rs-online) shown when present but excluded from the leader call. Per-arm as-of stamped in the join.