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Circuit Protection

Circuit Protection.jpg
Circuit protection is a crucial aspect of electronic components classification. It refers to the measures taken to prevent damage to electronic circuits due to overvoltage, overcurrent, or short circuits. Circuit protection devices such as fuses, circuit breakers, surge protectors, and voltage regulators are used to safeguard electronic components from damage caused by power surges, lightning strikes, and other electrical disturbances. These devices are designed to interrupt the flow of current when the voltage or current exceeds a safe level, thereby protecting the circuit and preventing damage to the electronic components. Circuit protection is essential for ensuring the reliability and longevity of electronic devices and systems.
Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Material Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations Termination ECCN Code Max Operating Temperature Min Operating Temperature Depth Diameter Length RoHS Status Lead Free Contact Plating Voltage - Rated Current Rating Radiation Hardening Number of Pins Additional Feature Package / Case Max Supply Voltage REACH SVHC Reach Compliance Code Lead Pitch Height Width Approval Agency Thickness Resistance Mounting Type Operating Temperature Size / Dimension Voltage - Rated DC Technology Voltage - Rated AC Manufacturer Package Identifier Capacitance Current HTS Code Packing Method Physical Dimension Max Voltage Rating (DC) Power Rating Type Capacitance @ Frequency JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Time@Peak Reflow Temperature-Max (s) Base Part Number Pin Count Surface Mount JESD-30 Code Subcategory Qualification Status Body Material Terminal Shape Body Length or Diameter Body Breadth Circuit Protection Type Voltage Diode Element Material Number of Elements Composition Polarity Case Code (Metric) Case Code (Imperial) Number of Circuits Response Time Resistor Type Rated Power Dissipation (P) Terminal Placement Max Voltage Rating (AC) Applications Lead/Base Style Max Surge Current Element Configuration Voltage Tolerance Varistor Voltage Clamping Current Circuit RMS Voltage-Max Circuit DC Voltage-Max Power Dissipation Breakdown Voltage Energy Reverse Standoff Voltage Max Reverse Leakage Current ESD Protection Clamping Voltage Supplier Device Package Trigger Device Type Zener Voltage Fuse Type Reference Voltage Voltage Tol-Max Fuse Current Power Line Protection Voltage - Breakdown (Min) Breaking Capacity @ Rated Voltage DC Cold Resistance Voltage - Reverse Standoff (Typ) Unidirectional Channels Number of Unidirectional Channels Varistor Voltage (Max) Varistor Voltage (Min) Varistor Voltage (Typ) Maximum AC Volts Current - Surge Maximum DC Volts
ERZ-E05B391CS ERZ-E05B391CS Panasonic Electronic Components 0.0000
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0.00000000 download 10 Weeks Radial, Through Hole Bulk ZNR® Active 1 (Unlimited) 7mm ROHS3 Compliant No Disc 7mm 5mm 5.4mm Through Hole -40°C~85°C TA 320V 250V 130pF 320V 130pF @ 1kHz 320V 1 VARISTOR 250V 1.2kA 390V 10A 26J 650V 429V 351V 390V
ERZ-C32CK391W ERZ-C32CK391W Panasonic Electronic Components 0.0000
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0.00000000 download 17 Weeks Chassis Mount, Through Hole Metal Bulk 2011 ZNR® Active 1 (Unlimited) 2 EAR99 RoHS Compliant Contains Lead No STANDARD: UL; CSA Disc 32mm, Formed Tabs 25mm Chassis Mount -40°C~85°C TA 8533.40.40.00 320V 3000pF @ 1kHz e3 Tin (Sn) LUG 1 VARISTOR RADIAL 250V Strap 25A 390V 200A 350J 650V 429V 351V 25kA 320V
ERZ-CF2MK271 ERZ-CF2MK271 Panasonic Electronic Components 0.0000
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0.00000000 download Surface Mount Zinc Cut Tape (CT) 2002 ZNR® Obsolete 1 (Unlimited) 2 EAR99 6mm RoHS Compliant 2-SMD, J-Lead unknown Surface Mount, MLCV -40°C~85°C TA METAL OXIDE FILM 8533.40.40.00 TR, EMBOSSED 225V 100mW e3 Tin (Sn) Non-linear Resistors WRAPAROUND 1 VARISTOR DUAL ENDED 175V 200A 270V 6.0J 303V 247V 175V
MAZZ120H0L MAZZ120H0L Panasonic Electronic Components 3.5789
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0.00000000 download Surface Mount Tape & Reel (TR) 2004 Obsolete 1 (Unlimited) 2mm RoHS Compliant Lead Free 5-SMD, Flat Leads 700μm 1.25mm Surface Mount 12V 200mW Zener MAZZ* Zener General Purpose 12V 9V SMini5-F1 No 11.4V 9V 4 4
EZJ-PZV150RA EZJ-PZV150RA Panasonic Electronic Components 0.0000
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0.00000000 download 6 Weeks Surface Mount Cut Tape (CT) 2010 yes Active 1 (Unlimited) 2 SMD/SMT EAR99 300μm 600μm RoHS Compliant No 0201 (0603 Metric) No SVHC 300μm 300μm Surface Mount, MLCV -40°C~85°C TA 9V METAL OXIDE FILM 9V 20pF 8533.40.40.00 9V 15pF @ 1MHz e3 Matte Tin (Sn) WRAPAROUND 0603 0201 1 VARISTOR DUAL ENDED 1A 15V 9V
ERB-RE1R50V ERB-RE1R50V Panasonic Electronic Components 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2010 ERB-RE Active 1 (Unlimited) EAR99 800μm RoHS Compliant 32V 1.5A 2 0603 (1608 Metric) No SVHC 540μm cUL, UL 72mOhm Surface Mount -40°C~125°C 0.063Lx0.032W x 0.025 H 1.60mmx0.81mmx0.63mm 32V 1.5A TR, 7 INCH 1.6mm x 0.8mm x 0.54mm 32V Alumina WRAPAROUND 1.6mm 0.8 mm ELECTRIC FUSE 1608 0603 Fast Blow Board Mount (Cartridge Style Excluded) 1.5A 50A 0.072Ohm
ERB-RD0R50X ERB-RD0R50X Panasonic Electronic Components 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2010 ERB-RD Active 1 (Unlimited) EAR99 RoHS Compliant 32V 500mA 2 0402 (1005 Metric) No SVHC 490μm cUL, UL 310mOhm Surface Mount -40°C~125°C 0.040Lx0.020W x 0.019 H 1.00mmx0.50mmx0.48mm 32V 500mA 32V Alumina ELECTRIC FUSE 1005 0402 Fast Blow Board Mount (Cartridge Style Excluded) 500mA 35A 0.31Ohm
ERZ-E05E221 ERZ-E05E221 Panasonic Electronic Components 0.0000
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0.00000000 download 10 Weeks Radial, Through Hole Tape & Reel (TR) ZNR® Active 1 (Unlimited) 85°C -40°C 7mm ROHS3 Compliant No Disc 7mm 5mm 4.5mm Through Hole -40°C~85°C TA 180V 140V 190pF 180V 190pF @ 1kHz 180V 1 140V 1.2kA 220V 10A 14J 360V 242V 198V 220V 140V 1.2kA 180V
ERZ-E05A201CS ERZ-E05A201CS Panasonic Electronic Components 0.0000
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0.00000000 download 10 Weeks Radial, Through Hole Bulk ZNR® Active 1 (Unlimited) 7mm ROHS3 Compliant No Disc 7mm 5mm 4.4mm Through Hole -40°C~85°C TA 170V 130V 200pF 170V 200pF @ 1kHz 170V 1 VARISTOR 130V 1.2kA 200V 10A 13J 340V 225V 185V 200V
ERB-RE0R50V ERB-RE0R50V Panasonic Electronic Components 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2010 ERB-RE Active 1 (Unlimited) EAR99 800μm RoHS Compliant 32V 500mA No 2 0603 (1608 Metric) No SVHC 640μm cUL, UL 330mOhm Surface Mount -40°C~125°C 0.063Lx0.032W x 0.025 H 1.60mmx0.81mmx0.63mm 32V ERB-RE0R50V 500mA 32V Alumina ELECTRIC FUSE 1608 0603 Fast Blow Board Mount (Cartridge Style Excluded) 500mA 50A 0.33Ohm
ERZ-V20D121 ERZ-V20D121 Panasonic Electronic Components 0.0000
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0.00000000 download 15 Weeks Through Hole Zinc Bulk 2000 ZNR® yes Active 1 (Unlimited) 2 5.3mm 20mm ROHS3 Compliant Lead Free No Disc 21.5mm 10mm 5.3mm Through Hole -40°C~85°C TA 100V METAL OXIDE FILM 75V 5.5nF 100V 1W 5500pF @ 1kHz e3 Tin (Sn) WIRE 1 VARISTOR 1W 75V Radial 10kA 120V 100A 85J 200V 132V 108V 75V
ERZ-E10A271CS ERZ-E10A271CS Panasonic Electronic Components 0.0000
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0.00000000 download 15 Weeks Through Hole Bulk 2013 ZNR® Active 1 (Unlimited) ROHS3 Compliant Lead Free Disc 11.5mm Through Hole -40°C~85°C TA 225V 530pF @ 1kHz 1 175V 4.5kA 270V 64J 303V 247V 270V 175V 4.5kA 225V
ERZ-C32EK681Y ERZ-C32EK681Y Panasonic Electronic Components 0.0000
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0.00000000 download 17 Weeks Bulk 2017 ZNR® Active 1 (Unlimited) ROHS3 Compliant Module Chassis Mount -40°C~85°C TA 2100pF @ 1kHz 1 450J 748V 612V 680V 420V 25kA 560V
DE2S05100L DE2S05100L Panasonic Electronic Components 0.0000
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0.00000000 download 12 Weeks Surface Mount Tape & Reel (TR) Discontinued 1 (Unlimited) 2 EAR99 RoHS Compliant 2 SC-79, SOD-523 Surface Mount -40°C~85°C TA Zener 75pF @ 1MHz DUAL FLAT 2 Voltage Reference Diodes SILICON 1 UNIDIRECTIONAL General Purpose Single 150mW 2V 1μA 5.36V 5.1V 5% No 4.85V 1
ERZ-E14A241S1 ERZ-E14A241S1 Panasonic Electronic Components 0.8098
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0.00000000 download 17 Weeks Bulk ZNR® Active Not Applicable ROHS3 Compliant Disc 14mm Through Hole -40°C~125°C TA 1100pF @ 1kHz 1 168J 264V 216V 240V 150V 7.5kA 200V
ERZ-V14D102 ERZ-V14D102 Panasonic Electronic Components 0.0000
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0.00000000 download 15 Weeks Radial, Through Hole Zinc Bulk 2000 ZNR® yes Active 1 (Unlimited) 2 EAR99 9.1mm 14mm ROHS3 Compliant Lead Free Disc 15.5mm 625V 7.5mm 9.1mm Through Hole -40°C~85°C TA 825V 625V 230pF 8533.40.40.00 825V 600mW 230pF @ 1kHz e3 Tin (Sn) Non-linear Resistors WIRE 1 VARISTOR 0.6W 625V Radial 5kA 10% 1kV 50A 280J 1.65kV 1.1kV 900V 5kA
ERZ-U21JP162F ERZ-U21JP162F Panasonic Electronic Components 0.0000
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0.00000000 download 17 Weeks Bulk ZNR® yes Active Not Applicable 2 EAR99 RoHS Compliant Module Chassis Mount -40°C~70°C TJ 8533.40.40.00 e3 Tin (Sn) NO BINDING POST 1 VARISTOR RADIAL 825V 825V 1.167kV
ERZ-SF2MK330 ERZ-SF2MK330 Panasonic Electronic Components 0.0000
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0.00000000 download Surface Mount Zinc Tape & Reel (TR) 2002 ZNR® Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 RoHS Compliant 2-SMD, J-Lead unknown Surface Mount, MLCV -40°C~85°C TA METAL OXIDE FILM 8533.40.40.00 TR, EMBOSSED 26V 20mW e3 Tin (Sn) Non-linear Resistors WRAPAROUND 1 VARISTOR 0.02W DUAL ENDED 20V 125A 33V 1.2J 65V 36V 30V 20V
ERZ-E11A391 ERZ-E11A391 Panasonic Electronic Components 0.0000
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0.00000000 download 17 Weeks Radial, Through Hole Bulk 2013 ZNR® Active 1 (Unlimited) 13mm ROHS3 Compliant No Disc 13mm 250V No SVHC 7.5mm 6.2mm 6.2mm Through Hole -40°C~85°C TA 320V 250V 450pF 320V 450pF @ 1kHz 1 VARISTOR 250V Radial 6kA 10% 390V 50A 140J 650V 429V 351V 390V 6kA
MAZM062H0L MAZM062H0L Panasonic Electronic Components 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2004 Obsolete 1 (Unlimited) 1.6mm RoHS Compliant Lead Free SOT-665 600μm 1.2mm Surface Mount 6.2V 150mW Zener Zener General Purpose 6.2V 4V SSMini5-F1 No 5.8V 4V 4 4
ERZ-E14A241SC ERZ-E14A241SC Panasonic Electronic Components 0.0000
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0.00000000 download 17 Weeks Bulk ZNR® Active Not Applicable ROHS3 Compliant Disc 14mm Through Hole -40°C~125°C TA 1100pF @ 1kHz 1 168J 264V 216V 240V 150V 7.5kA 200V
ERZ-E14A271S1 ERZ-E14A271S1 Panasonic Electronic Components 0.0000
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0.00000000 download 17 Weeks Bulk ZNR® Active Not Applicable ROHS3 Compliant Disc 14mm Through Hole -40°C~125°C TA 1000pF @ 1kHz 1 190J 303V 247V 270V 175V 7.5kA 225V
ERZ-E05F271 ERZ-E05F271 Panasonic Electronic Components 0.0000
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0.00000000 download 10 Weeks Radial, Through Hole Tape & Reel (TR) ZNR® Active 1 (Unlimited) 7mm ROHS3 Compliant No Disc 7mm 5mm 4.8mm Through Hole -40°C~85°C TA 225V 175V 150pF 225V 150pF @ 1kHz 1 VARISTOR 175V 1.2kA 247V 10A 18J 455V 303V 247V 270V
EZJ-P0V080MA EZJ-P0V080MA Panasonic Electronic Components 0.0000
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0.00000000 6 Weeks Surface Mount Tape & Reel (TR) 2008 yes Active 1 (Unlimited) 2 SMD/SMT EAR99 500μm 1mm RoHS Compliant 0402 (1005 Metric) No SVHC 500μm Surface Mount, MLCV -40°C~85°C TA 5.6V METAL OXIDE FILM 5.6V 680pF 8533.40.40.00 TAPE, PAPER 5.6V 420pF @ 1MHz e3 Tin (Sn) Non-linear Resistors WRAPAROUND 1005 0402 1 VARISTOR DUAL ENDED 20A 8V
ERZ-V07D820 ERZ-V07D820 Panasonic Electronic Components 0.0000
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0.00000000 download 10 Weeks Radial, Through Hole Zinc Bulk 2000 ZNR® yes Active 1 (Unlimited) 2 4.1mm 7mm ROHS3 Compliant Lead Free Tin Disc 8.5mm 50V No SVHC 5mm 11.5mm 4.1mm 4.1mm Through Hole -40°C~85°C TA 65V 50V 810pF 65V 250mW 810pF @ 1kHz e3 WIRE 1 VARISTOR 0.25W 50V Radial 1.75kA 10% 82V 10A 7.0J No 135V 90V 74V 1.75kA
EZJ-S1VC392 EZJ-S1VC392 Panasonic Electronic Components 0.0000
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0.00000000 download 6 Weeks Surface Mount Ceramic Tape & Reel (TR) 2008 yes Active 1 (Unlimited) 2 SMD/SMT EAR99 800μm 1.6mm RoHS Compliant Lead Free Tin No 0603 (1608 Metric) No SVHC 800μm 800μm Surface Mount, MLCV -40°C~85°C TA 18V 18V 3.9nF 8533.40.40.00 TR, PAPER, 7 INCH 18V 3900pF @ 1kHz e3 WRAPAROUND 1608 0603 1 VARISTOR DUAL 30V Yes
ERZ-E10A391 ERZ-E10A391 Panasonic Electronic Components 0.0000
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0.00000000 download 15 Weeks Through Hole Bulk 2013 ZNR® Active 1 (Unlimited) 85°C -40°C 11.5mm ROHS3 Compliant Lead Free Disc 11.5mm 250V No SVHC 7.5mm 6.3mm Through Hole -40°C~85°C TA 385V 300V 400pF 320V 500mW 400pF @ 1kHz 1 250V 4.5kA 10% 390V 10A 91J 650V 429V 351V 390V 250V 4.5kA 320V
ERZ-VS34C271 ERZ-VS34C271 Panasonic Electronic Components 0.0000
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0.00000000 15 Weeks Bulk ZNR® Active 1 (Unlimited) 2 ROHS3 Compliant Square 36mm, Formed Tabs Chassis Mount SINGLE GULL WING NOT SPECIFIED NOT SPECIFIED 2 YES R-PSSO-G2 Not Qualified 1 SILICON SURGE PROTECTOR 303V 247V 270V 175V 40kA 225V
ERZ-E07B431CS ERZ-E07B431CS Panasonic Electronic Components 0.0000
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0.00000000 download 10 Weeks Radial, Through Hole Bulk ZNR® Active 1 (Unlimited) 9mm ROHS3 Compliant No Disc 9mm 7.5mm 6.5mm Through Hole -40°C~85°C TA 350V 275V 270pF 350V 210pF @ 1kHz 1 VARISTOR 275V 2.5kA 387V 25A 60J 710V 473V 387V 430V
ERZ-C40CK391B ERZ-C40CK391B Panasonic Electronic Components 0.0000
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0.00000000 download 15 Weeks Chassis Mount Metal Bulk 2006 ZNR® Active 1 (Unlimited) 2 EAR99 40mm RoHS Compliant Contains Lead Disc 40mm, Formed Tabs unknown 50mm Chassis Mount -40°C~85°C TA 8533.40.40.00 320V Non-linear Resistors LUG 1 VARISTOR RADIAL 250V 30A 390V 435J 429V 351V 30kA 320V
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