保護元件是用來防止電路因過電壓、過電流或靜電放電而損壞的元件，常見如保險絲、壓敏電阻、TVS二極體等。它們能在異常狀況下快速反應，吸收或切斷異常電能，確保電路與設備的安全與穩定運作。
Gas Discharge Tube(GDT)
Standard Lead Wire
Surface Mount
Power Protection Arrester
Metal Oxide Varistor (MOV)
Series: 05D ~ 25D
Straight / Kink lead type
Polymeric Positive Temperature Coefficient (PPTC)
Radial Lead
GDT / SPG / TSS
Switching Type Overvoltage Protection
TVS / MOV / ESD
Clamping Type Overvoltage Protection
PPTC / SMD Fuse
Over-current Protection
NTC
Surge-current Protection
Ceramic
ESD Guard / ESD Suppressor
Multilayer Varistor
Semiconductor
ESD TVS
Power TVS
