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 |
|---|---|
| 15V Off-State 150A Ipp TVS Thyristor DO-214AA, SMB | |
| 15V Off-State 150A Ipp TVS Thyristor DO-214AC, SMA | |
| 15V Off-State 200A Ipp TVS Thyristor SOD-123F | |
| 15V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB | |
| 15V Off-State 250A Ipp TVS Thyristor DO-214AC, SMA | |
| 15V Off-State 400A Ipp TVS Thyristor DO-214AA, SMB | |
| 170V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 180V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 220V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 25V Off-State 150A Ipp TVS Thyristor 2-TDFN | |
| 25V Off-State 150A Ipp TVS Thyristor DO-214AA, SMB | |
| 25V Off-State 150A Ipp TVS Thyristor DO-214AC, SMA | |
| 25V Off-State 150A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) (Formed Leads) | |
| 25V Off-State 150A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) | |
| 25V Off-State 250A Ipp TVS Thyristor 2-TDFN | |
| 25V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB | |
| 25V Off-State 250A Ipp TVS Thyristor DO-214AC, SMA | |
| 25V Off-State 250A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) (Formed Leads) | |
| 25V Off-State 250A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) | |
| 25V Off-State 400A Ipp TVS Thyristor 2-TDFN | |
| 25V Off-State 400A Ipp TVS Thyristor DO-214AA, SMB | |
| 25V Off-State 400A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) (Formed Leads) | |
| 25V Off-State 400A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) | |
| 25V, 50V Off-State 150A Ipp TVS Thyristor 6-SMD, Gull Wing | |
| 25V, 50V Off-State 150A Ipp TVS Thyristor TO-220-3 No Tab | |
| 25V, 50V Off-State 250A Ipp TVS Thyristor TO-220-3 No Tab | |
| 25V, 50V Off-State 400A Ipp TVS Thyristor 6-SMD, Gull Wing | |
| 25V, 50V Off-State 400A Ipp TVS Thyristor TO-220-3 No Tab | |
| 275V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 300V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 30V Off-State 2.5kA Ipp TVS Thyristor DO-214AB, SMC | |
| 320V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 400A 1P 54 CKT CU | |
| 400A 3P/4W 54 CKT AL | |
| 400A 3P/4W 54 CKT CU | |
| 58V Off-State 150A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) (Formed Leads) | |
| 58V Off-State 150A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) | |
| 58V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 6 FT CABLE ASSEMBLY W/ HANDLE, | |
| 600A 1P 54 CKT CU | |
| 600A 3P/4W 54 CKT CU | |
| 65V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 6V Off-State 150A Ipp TVS Thyristor 2-TDFN | |
| 6V Off-State 150A Ipp TVS Thyristor DO-214AA, SMB | |
| 6V Off-State 150A Ipp TVS Thyristor DO-214AC, SMA | |
| 6V Off-State 150A Ipp TVS Thyristor SOD-123F | |
| 6V Off-State 150A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) (Formed Leads) | |
| 6V Off-State 150A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) | |
| 6V Off-State 1kA Ipp TVS Thyristor DO-214AA, SMB | |
| 6V Off-State 2.5kA Ipp TVS Thyristor DO-214AB, SMC | |
| 6V Off-State 250A Ipp TVS Thyristor 2-TDFN | |
| 6V Off-State 250A Ipp TVS Thyristor DO-214AA, SMB | |
| 6V Off-State 250A Ipp TVS Thyristor DO-214AC, SMA | |
| 6V Off-State 250A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) (Formed Leads) | |
| 6V Off-State 250A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) | |
| 6V Off-State 400A Ipp TVS Thyristor 2-TDFN | |
| 6V Off-State 400A Ipp TVS Thyristor DO-214AA, SMB | |
| 6V Off-State 400A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) (Formed Leads) | |
| 6V Off-State 400A Ipp TVS Thyristor TO-226-2, TO-92-2 (TO-226AC) | |
| 6V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| 6V, 12V Off-State 150A Ipp TVS Thyristor 6-SMD, Gull Wing | |
| 6V, 12V Off-State 400A Ipp TVS Thyristor 6-SMD, Gull Wing | |
| 90V Off-State Ipp TVS Thyristor DO-214AA, SMB | |
| BRANCH DEADFRONT KIT | |
| BRANCH DF TFL KIT | |
| CABLE ASSEMBLY KIT | |
| CSED OVERHEAD SERVICE KIT 400A | |
| HJ IP2X LOAD SIDE COVER | |
| LONG TUNNEL BARRIER | |
| M/B DF (H,J) 100 / 225A | |
| M/B DF (LA/LH) 400A | |
| M/B DF (Q) 225A | |
| ML HIGH AMP COVER KIT | |
| ML LOW AMP COVER KIT | |
| NQ 14 30CKT 100A 1P3W ML OEM CU | |
| NQ 14 MB LOW AMP Q | |
| NQ 14IN 18CKT 100A 1P3W ML CU IN | |
| NQ 14IN 18CKT 100A 3P4W ML CU IN | |
| NQ 14IN 30CK 100A 1P3W ML CU INT | |
| NQ 14IN 30CKT 100A 3P4W ML CU IN | |
| NQ 14IN 30CKT 225A 1P3W ML CU IN | |
| NQ 14IN 30CKT 225A 3P4W ML CU IN | |
| NQ 14IN 42CKT 225A 1P3W ML CU IN | |
| NQ 14IN 42CKT 225A 3P4W ML CU IN | |
| NQ 150- 200A AWG 4-300 NEUTRAL L | |
| NQ 24CKT 100A 3P4W CU 23 INTERIO | |
| NQ 30 CIRCUIT 600A PPL HEAT SINK | |
| NQ 36CKT 100A 1P3W M/L INTERIOR | |
| NQ 42 CIRCUIT 600A PPL HEAT SINK | |
| NQ 54 CIRCUIT 600A PPL HEAT SINK | |
| NQ 80-100A AWG 14-2/0 NEUTRAL LU | |
| NQ CONDO RISER 200% NEUTRAL | |
| NQ CONDO RISER NEUTRAL KIT | |
| NQ CUSTOMER EQUIPMENT SPACE | |
| NQ FILLER PLATE KIT (15 PER PKG) | |
| NQ HJQ MB UL SERVICE ENTRANCE KI | |
| NQ ISOLATED GROUND BAR 42 PORTS | |
| NQ LA/LH MB UL SERVICE ENTRANCE | |
| NQ M/L AL INT 54CKT 225A 3P4W | |
| NQ M/L CU INT 54CKT 225A 3P4W | |
| NQ OEM 24CKT 600A 3P4W CU INTERI | |
| NQ OEM 72CKT 600A 3P4W CU INTERI | |
| NQ PNLBD SE 400A MB 1PH 42 CKT S | |
| NQ POWERPACT L SUB FEED BREAKER | |
| NQ PP-L MB UL SERVICE ENTRANCE K | |
| NQ PP-L NEMA 3R REPL DEADFRONT K | |
| NQCW 1P3W MCB 20 CKT 100A | |
| NQCW 1P3W MLO 30 CKT 225A | |
| NQCW 3P4W MCB 42 CKT 225A | |
| NQCW 3P4W MLO 30 CKT 100A | |
| NQCW 3P4W MLO 42 CKT 225A | |
| NQOB C/T 225A 30 CKT LEFT | |
| NUMBER STRIP 1-102 ODD/EVEN NQ | |
| NUMBER STRIP 1-102 SEQ NQ | |
| NUMBER STRIP 103-204 ODD/EVEN NQ | |
| NUMBER STRIP 103-204 SEQ NQ | |
| OEM LINE ISOLATION SWITCH, 30A/3 | |
| Off-State Ipp TVS Thyristor | |
| OLI SWITCH 100A/3P | |
| OLI SWITCH 200A/3P | |
| OLI SWITCH 30A/3P | |
| OLI SWITCH 400A/3P | |
| OLI SWITCH 60A/3P | |
| OLI SWITCH: 200A/3P,600VAC | |
| OLI SWITCH: 400A/3P,600VAC. FUSI | |
| OLI SWITCH: 600A/3P,600VAC. FUSI | |
| OLI, 100 A, NEMA 12/3R, 600 V, 3 | |
| OLI, 100 A, NEMA 4X, 600 V, 3-PO | |
| OLI, 200 A, NEMA 12/3R, 600 V, 3 | |
| OLI, 200 A, NEMA 4X, 600 V, 3-PO | |
| OLI, 400 A, NEMA 12/3R, 600 V, 3 | |
| OLI, 400 A, NEMA 4X, 600 V, 3-PO | |
| OLI, 60 A, NEMA 12/3R, 600 V, 3- | |
| OLI, 60 A, NEMA 4X, 600 V, 3-POL | |
| OLI361FDJX-0000 | |
| OLI: 600A/3P, 600VAC FUSIBLE (J) | |
| OLI: 600A/3P,600VAC FUSIBLE(J), | |
| OLI: 600A/3P,600VAC. FUSIBLE(J), | |
| PANELBOARD CABLE TROUGH NF CW | |
| PANELBOARD COVER/TRIM TYPE 1 S 2 | |
| PANELBOARD NQ 3 RAIL EXTENSION K | |
| PLBD TRIM FOR WIDE GUTTER LC GLO | |
| PNLB INT NQ 600A MLO 72 CKT 3P C | |
| PNLBD COVER/TRIM NQOD T-1 F 38H | |
| PNLBD INT NQ 100A MLO 18 CKT 1P | |
| PNLBD INT NQ 100A MLO 18 CKT 3P | |
| PNLBD INT NQ 100A MLO 30 CKT 1P | |
| PNLBD INT NQ 100A MLO 30 CKT 3P | |
| PNLBD INT NQ 225A MLO 30 CKT 1P | |
| PNLBD INT NQ 225A MLO 30 CKT 3P | |
| PNLBD INT NQ 225A MLO 42 CKT 1P | |
| PNLBD INT NQ 225A MLO 42 CKT 3P | |
| PNLBD INT NQ 225A MLO 72 CKT 1P | |
| PNLBD INT NQ 225A MLO 72 CKT 3P | |
| PNLBD INT NQ 225A MLO 84 CKT 1P | |
| PNLBD INT NQ 225A MLO 84 CKT 3P | |
| PNLBD INT NQ 400A MLO 30 CKT 1P | |
| PNLBD INT NQ 400A MLO 30 CKT 3P | |
| PNLBD INT NQ 400A MLO 42 CKT 1P | |
| PNLBD INT NQ 400A MLO 42 CKT 3P | |
| PNLBD INT NQ 400A MLO 71 CKT 3P | |
| PNLBD INT NQ 400A MLO 72 CKT 3P | |
| PNLBD INT NQ 400A MLO 84 CKT 1P | |
| PNLBD INT NQ 400A MLO 84 CKT 3P | |
| PNLBD INT NQ 600A MLO 30 CKT 1P | |
| PNLBD INT NQ 600A MLO 30 CKT 3P | |
| PNLBD INT NQ 600A MLO 42 CKT 1P | |
| PNLBD INT NQ 600A MLO 42 CKT 3P | |
| PNLBD INT NQ 600A MLO 84 CKT 1P | |
| PNLBD INT NQ 600A MLO 84 CKT 3P | |
| PNLBD NQ 100A 100% CU NEUTRAL KI | |
| PNLBD NQ 100A 200% NEUTRAL KIT | |
| PNLBD NQ 100A AL COMPRESSION LUG | |
| PNLBD NQ 100A STD AL/CU MECH LUG | |
| PNLBD NQ 100A SUB FEED LUG KIT | |
| PNLBD NQ 12 RAIL EXTENSION KIT | |
| PNLBD NQ 18 RAIL EXTENSION KIT | |
| PNLBD NQ 225A 100% CU NEUTRAL KI | |
| PNLBD NQ 225A 200% NEUTRAL KIT W | |
| PNLBD NQ 225A 200% NEUTRAL KIT | |
| PNLBD NQ 225A AL COMPRESSION LUG | |
| PNLBD NQ 225A CU COMPRESSION LUG | |
| PNLBD NQ 225A FTL KIT 42 CKT AND | |
| PNLBD NQ 225A FTL KIT 54 CKT AND | |
| PNLBD NQ 225A SFB KIT FOR H/J KI | |
| PNLBD NQ 225A SFB KIT FOR Q FRAM | |
| PNLBD NQ 225A STD AL/CU MECH LUG | |
| PNLBD NQ 225A SUB FEED LUG KIT | |
| PNLBD NQ 24 RAIL EXTENSION KIT | |
| PNLBD NQ 400A 200% NEUTRAL KIT | |
| PNLBD NQ 400A AL COMPRESSION LUG | |
| PNLBD NQ 400A CU COMPRESSION LUG | |
| PNLBD NQ 400A CU MECH LUG KIT | |
| PNLBD NQ 400A DUAL H/J SFB KIT | |
| PNLBD NQ 400A DUAL Q SFB KIT | |
| PNLBD NQ 400A FTL KIT 42 CKT AND | |
| PNLBD NQ 400A FTL KIT 54 CKT AND | |
| PNLBD NQ 400A STD AL/CU MECH LUG | |
| PNLBD NQ 400A SUB FEED LUG KIT | |
| PNLBD NQ 6 RAIL EXTENSION KIT | |
| PNLBD NQ 600A 100% CU NEUTRAL KI | |
| PNLBD NQ 600A 3X250 AL/CU MECH L | |
| PNLBD NQ 600A AL COMPRESSION LUG | |
| PNLBD NQ 600A CU COMPRESSION LUG | |
| PNLBD NQ 600A STD AL/CU MECH LUG | |
| PNLBD NQOB 225A MLO LEFT W/O NEU | |
| PNLBD NQOB 225A MLO RIGHT W/O NE | |
| SFB DF (H,J) 225A | |
| SFB DF (H,J) | |
| SFB DF (Q) 225A | |
| SFB DF (Q) 400 / 600A | |
| THYRISTOR 25V 150A DO-214AA | |
| THYRISTOR 25V 150A DO-214AC | |
| THYRISTOR 25V 250A DO-214AA | |
| THYRISTOR 25V 400A DO-214AA | |
| THYRISTOR 6V 150A DO-214AA | |
| THYRISTOR 6V 150A DO-214AC | |
| THYRISTOR 6V 250A DO-214AA | |
| THYRISTOR 6V 400A 2-TDFN | |
| THYRISTOR 6V DO-214AA | |
| THYRISTOR 6V/12V 150A 6-SMD | |
| TVS DEVICE MIXED 4.725V 6-WDFN | |
| TVS DEVICE MIXED 7.08V 8-DFN | |
| TVS DEVICE MIXED 7.08V 8-LLGA | |
| VOLTAGE INDICATOR KIT |
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