DigiKey Datasheets for Circuit Protection Components
Circuit protection devices are used to protect electronic components from unwanted transients such as current and voltage surges, electrostatic discharge (ESD), lightning, spikes and other signals that can imperil the operation or damage the component.
Circuit Protection Components: Learn more
| Product Name | Notes |
|---|---|
| 170V Off-State 150A Ipp TVS Thyristor DO-214AA, SMB | |
| 170V Off-State 150A Ipp TVS Thyristor DO-214AC, SMA | |
| 170V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 200V Off-State 150A Ipp TVS Thyristor DO-214AA, SMB | |
| 200V Off-State 150A Ipp TVS Thyristor DO-214AC, SMA | |
| 200V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB | |
| 200V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 270V Off-State 150A Ipp TVS Thyristor DO-214AA, SMB | |
| 270V Off-State 150A Ipp TVS Thyristor DO-214AC, SMA | |
| 270V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB | |
| 270V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 300V Off-State 150A Ipp TVS Thyristor DO-214AA, SMB | |
| 300V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB | |
| 300V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 58V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB | |
| BOX ASSMBLY 92H 20W 8.75D | |
| BOX ASY WITHOUT KNOCKOUTS | |
| BREAKER FD 120VAC MOTOR OPER OPE | |
| BREAKER FD 240VAC MOTOR OPER OPE | |
| BREAKER JD/LD 120VAC MOTOR OPER | |
| BREAKER JD/LD 240VAC MOTOR OPER | |
| BREAKER JD/LD 24VDC MOTOR OPER O | |
| BREAKER LMD 120VAC MOTOR OPER OP | |
| BREAKER LMD 240VAC MOTOR OPER OP | |
| BREAKER MD-RD 125VDC MOTOR OPER | |
| C60N PADLOCK ATTACHMENT | |
| CAT5E ETHERNET SPD | |
| COMMON DOOR INT HANDLE | |
| COMMON FIXED HANDLE | |
| MECH INTERLOCK UTS150N&UTS250N | |
| MECH INTERLOCK UTS400N&UTS600N | |
| METERING EZM/R/H 200A SOCKET REP | |
| METERING MP BLANK METER SOCKET C | |
| METERING MP, EZM METER SOCKET CO | |
| METERING MPR/H EZMR/H METER SOCK | |
| MTRING MP/R/H EZM/R/H 125A SKT R | |
| MULTI9 FRONT MOUNTING BRACKET 4P | |
| MULTI9 LEFT PADLOCKING DEVICE (M | |
| MULTI9 RIGHT PADLOCKING DEVICE ( | |
| MULTI9 SPACER FOR DIN RAIL | |
| PANELBOARD BREAKER SHIELD | |
| PANELBOARD CONTACTOR COVER FLUSH | |
| PANELBOARD CONTACTOR COVER SURFA | |
| PANELBOARD COVER/TRIM TYPE 1 F 3 | |
| PANELBOARD COVER/TRIM TYPE 1 S 5 | |
| PANELBOARD ENCL/BOX TYPE 3R/12 2 | |
| PANELBOARD ENCL/BOX TYPE 3R/12 3 | |
| PANELBOARD ENCL/BOX TYPE 3R/12 5 | |
| PANELBOARD ENCL/BOX TYPE 3R/12 6 | |
| PANELBOARD ENCLOSURE/BOX TYPE 1 | |
| PANELBOARD TRIM KIT | |
| PNLBD CONTACTOR COVER SURFACE BO | |
| PNLBD ENCLOSURE/BOX T-1 50H20W8. | |
| PNLBD ENCLOSURE/BOX T-1 62H20W8. | |
| PNLBD ENCLOSURE/BOX T-1 80H20W8. | |
| PNLBD ENCLOSURE/BOX T-3R/12 62H | |
| PNLBD ENCLOSURE/BOX T-3R/12 80H | |
| PNLBD ENCLOSURE/BOX T-3R/12 86H | |
| POE, POE++ SPD | |
| Polymeric PTC Resettable Fuse 10V 1.75A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 10V 1.7A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 10V 2.1A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 10V 2.3A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 10V 2A Ih Surface Mount 2018 (5045 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 1.25A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 1.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 1.5A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 1.75A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 1.75A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 12V 1.7A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 12V 2.1A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 12V 2.6A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 2.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 2A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 3.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 3.8A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 3A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 4.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 4A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 5.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 12V 5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 13.2V 2.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 13.2V 500mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 13.2V 500mA Ih Surface Mount 1210 (3225 Metric) | |
| Polymeric PTC Resettable Fuse 13.2V 750mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 15V 1.1A Ih Surface Mount 2018 (5045 Metric), Concave | |
| Polymeric PTC Resettable Fuse 15V 1.25A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 15V 1.2A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 15V 1.5A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 15V 1.5A Ih Surface Mount 2018 (5045 Metric), Concave | |
| Polymeric PTC Resettable Fuse 15V 1.5A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 15V 1.75A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 15V 2.5A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 15V 2A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 16V 1.1A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 1.1A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 1.25A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 1.36A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 16V 1.5A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 1.6A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 16V 1.7A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 16V 1.9A Ih Surface Mount 4520 (11350 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 2.1A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 16V 2.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 2A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 16V 750mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 240V (265V Int) 550mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 24V 1.1A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 24V 1.5A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 24V 500mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 24V 750mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 1.1A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 30V 100mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 100mA Ih Surface Mount 1210 (3225 Metric) | |
| Polymeric PTC Resettable Fuse 30V 160mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 200mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 200mA Ih Surface Mount 1210 (3225 Metric) | |
| Polymeric PTC Resettable Fuse 30V 200mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 2A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 30V 3.5A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 30V 300mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 350mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 4.2A Ih User Defined Strap | |
| Polymeric PTC Resettable Fuse 30V 500mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 500mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 50mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 30V 50mA Ih Surface Mount 1210 (3225 Metric) | |
| Polymeric PTC Resettable Fuse 30V 750mA Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 33V 1.1A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 33V 1.1A Ih Surface Mount 2018 (5045 Metric), Concave | |
| Polymeric PTC Resettable Fuse 33V 1.5A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 33V 1.8A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 33V 750mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 33V 750mA Ih Surface Mount 1812 (4532 Metric) | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 120mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 130mA Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 130mA Ih Surface Mount 4-SMD Cube | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 145mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V (250V Int) 180mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 1.1A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 1.35A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 1.6A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 1.85A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 100mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 140mA Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 2.5A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 3.75A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 300mA Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 60V 300mA Ih Surface Mount 2018 (5045 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 3A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 60V 500mA Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 60V 550mA Ih Surface Mount 2018 (5045 Metric), Concave | |
| Polymeric PTC Resettable Fuse 60V 750mA Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 6V 1.1A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 1.1A Ih Surface Mount 1210 (3225 Metric) | |
| Polymeric PTC Resettable Fuse 6V 1.25A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 1.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 1.5A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 1.75A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 1.9A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 2.3A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 2.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 2.6A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 2.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 2.6A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 6V 2.7A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 2A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 3.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 3.8A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 350mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 350mA Ih Surface Mount 1210 (3225 Metric) | |
| Polymeric PTC Resettable Fuse 6V 3A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 3A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 3A Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 6V 4.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 4A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 5.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 6.5A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 6A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 750mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 6V 750mA Ih Surface Mount 1210 (3225 Metric) | |
| Polymeric PTC Resettable Fuse 6V 7A Ih Surface Mount 1210 (3225 Metric), Concave | |
| Polymeric PTC Resettable Fuse 72V 1.1A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 1.35A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 1.6A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 1.85A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 2.5A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 200mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 250mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 3.75A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 300mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 3A Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 400mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 500mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 650mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 750mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 72V 900mA Ih Through Hole Radial, Disc | |
| Polymeric PTC Resettable Fuse 80V 80mA Ih Surface Mount 2-SMD | |
| Polymeric PTC Resettable Fuse 8V 1.1A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 8V 2A Ih Surface Mount 1812 (4532 Metric), Concave | |
| Polymeric PTC Resettable Fuse 9V 1.6A Ih Surface Mount 1812 (4532 Metric), Concave | |
| PPTC-MINI-PSW | |
| PTC RESET FUSE 12V 1.25A 1210 | |
| PTC RESET FUSE 12V 1.5A 1210 | |
| PTC RESET FUSE 12V 1.5A 1812 | |
| PTC RESET FUSE 12V 1.75A 1210 | |
| PTC RESET FUSE 12V 2.0A 1210 | |
| PTC RESET FUSE 16V 1.1A 1210 | |
| PTC RESET FUSE 16V 3.0A 2SMD | |
| PTC RESET FUSE 24V 750MA 1210 | |
| PTC RESET FUSE 36V 100MA 1210 | |
| PTC RESET FUSE 36V 160MA 1210 | |
| PTC RESET FUSE 36V 200MA 1210 | |
| PTC Resettable Fuse 6V 1.75A Ih Surface Mount 1210 (3225 Metric), Concave | |
| PTC Resettable Fuse 6V 350mA Ih Surface Mount 1210 (3225 Metric), Concave | |
| PTC Resettable Fuse 72V 1.1A Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 1.35A Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 1.6A Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 1.85A Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 2.5A Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 200mA Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 250mA Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 3.75A Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 300mA Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 3A Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 400mA Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 500mA Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 650mA Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 750mA Ih Through Hole Radial, Disc | |
| PTC Resettable Fuse 72V 900mA Ih Through Hole Radial, Disc | |
| SUPP. PROTECTOR ACCESS, PADLOCK | |
| TVS DEVICE GDT/MOV DISC 7MM |
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