0001097864 2026-10-01 2026-10-01 false 0001097864 8-K 2026-10-01 ON Semiconductor Corporation DE 001-39317 36-3840979 5701 N. Pima Road 85250 Scottsdale AZ 602 244-6600 false true false false Common Stock, par value $0.01 per share ON NASDAQ false