Electronic Component Category Circuit Protection Component 15,635 Manufacturer 50 Subcategory 2 Subcategories PTC Resettable Fuses 2,684 TVS Diodes 12,951 Manufacturers in This Category Alpha & Omega Semiconductor Amphenol Advanced Sensors Analog Devices Bourns Bussmann Central Semiconductor Comchip Technology DC Corp. ( DC Components ) Diodes Incorporated Diotec Semiconductor