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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 Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations Termination ECCN Code Max Operating Temperature Min Operating Temperature Depth Operating Supply Voltage Number of Poles Diameter Length RoHS Status Flammability Rating Lead Free Contact Plating Voltage - Rated Current Rating Radiation Hardening Number of Pins Additional Feature Package / Case REACH SVHC Lead Pitch Height Width Approval Agency Resistance Mounting Type Weight Operating Temperature Size / Dimension Voltage - Rated DC Technology Height Seated (Max) Voltage - Rated AC Capacitance HTS Code Packing Method Number of Functions Physical Dimension Max Current Rating Max Voltage Rating (DC) Type Capacitance @ Frequency Lead Length JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Time@Peak Reflow Temperature-Max (s) Base Part Number Pin Count Temperature Grade Direction Surface Mount Terminal Pitch JESD-30 Code Operating Temperature (Max) Operating Temperature (Min) Number of Channels Subcategory Ambient Temperature Range High Max Power Dissipation Body Material Terminal Shape Reference Standard Body Length or Diameter Body Breadth Rated Current Circuit Protection Type Blow Characteristic Body Height Diode Element Material Number of Elements Configuration Rep Pk Reverse Voltage-Max Polarity Tolerance Non-rep Peak Rev Power Dis-Max Current Rating (Amps) Wire/Cable Diameter Number of Circuits Response Time Leakage Current Resistor Type Rated Power Dissipation (P) Joule Integral-Nom Max Voltage Rating (AC) Thermistor Application Lead Diameter Applications Lead Spacing Rated (AC) Voltage (URac) Max Surge Current Element Configuration Varistor Voltage Clamping Current Power Dissipation Breakdown Voltage Energy Reverse Standoff Voltage Max Reverse Leakage Current Peak Pulse Power Test Current Reverse Breakdown Voltage Clamping Voltage Peak Pulse Current Max Breakdown Voltage Power Dissipation-Max Reverse Test Voltage Hold Current Fuse Type Current - Max Voltage - Max Telecom IC Type Time to Trip Trip Current Power Line Protection Voltage - Breakdown (Min) Current - Hold (Ih) (Max) Thickness (Max) Breaking Capacity @ Rated Voltage Melting I2t DC Cold Resistance Fail Short Voltage - DC Spark Over (Nom) Impulse Discharge Current (8/20μs) Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max) Current - Trip (It) Power - Peak Pulse Current - Peak Pulse (10/1000μs) Voltage - Clamping (Max) @ Ipp Voltage - Reverse Standoff (Typ) Unidirectional Channels Bidirectional Channels Varistor Voltage (Max) Varistor Voltage (Min) Maximum AC Volts
MOV-14D621KTR MOV-14D621KTR Bourns Inc. 0.0000
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0.00000000 download 14 Weeks Radial, Through Hole Tape & Reel (TR) 2011 Active 1 (Unlimited) 2 EAR99 14mm ROHS3 Compliant 50A No Disc 14mm No SVHC 7.5mm Through Hole 3.000003g -40°C~85°C TA 620V 385V 320pF 8533.40.40.00 505V 320pF @ 1kHz e3 Tin (Sn) MOV-14 WIRE 10% 1 VARISTOR 0.6W 385V 4.5kA 620V 50A 125J 1.025kV 682V 558V 385V
2026-09-CLF 2026-09-CLF Bourns Inc. 0.0000
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0.00000000 download 5 Weeks Through Hole Bulk 2011 TRIGARD® 2026 Active 1 (Unlimited) Radial 90°C -40°C 3 ROHS3 Compliant Axial Cylinder, 3 Lead (T-Shape) UL Through Hole 2026 ±20% 1 mm 40kA SURGE PROTECTION CIRCUIT No 90V 20000A 20kA
2019-15-SMH-RPLF 2019-15-SMH-RPLF Bourns Inc. 0.0000
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0.00000000 download 5 Weeks Tape & Reel (TR) 2019 Active 1 (Unlimited) 2 ROHS3 Compliant Disc 10.00mm Tabbed SMD Surface Mount Horizontal ±20% SURGE PROTECTION CIRCUIT No 150V 20000A 20kA
SMAJ11CA-Q SMAJ11CA-Q Bourns Inc. 0.0000
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0.00000000 download 16 Weeks Tape & Reel (TR) Automotive, AEC-Q101, SMAJ Active 1 (Unlimited) ROHS3 Compliant DO-214AC, SMA Surface Mount -55°C~150°C TJ Zener Automotive, Telecom No 12.2V 400W 22A 18.2V 11V 1
2027-09-B19LF 2027-09-B19LF Bourns Inc. 0.0000
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0.00000000 2027 Last Time Buy 1 (Unlimited) 2 RoHS Compliant Axial Cylinder, Radial Bend Through Hole ±20% SURGE PROTECTION CIRCUIT No 90V 10000A 10kA
SMBJ30A-Q SMBJ30A-Q Bourns Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) Automotive, AEC-Q101, SMBJ Active 1 (Unlimited) 2 ROHS3 Compliant PRSM-MIN, UL RECOGNIZED DO-214AA, SMB Surface Mount -55°C~150°C TJ AVALANCHE Zener e3 Matte Tin (Sn) DUAL C BEND SMBJ30 YES R-PDSO-C2 SILICON 1 SINGLE 30V UNIDIRECTIONAL 600W Automotive 35.05V 30V No 33.3V 600W 12.4A 48.4V 30V 1
ST-0800-BCT-O ST-0800-BCT-O Bourns Inc. 0.0000
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0.00000000 Sparctube™ ST-0800 Obsolete 1 (Unlimited) ROHS3 Compliant ST-0800
SF-0603FP500M-2 SF-0603FP500M-2 Bourns Inc. 0.0000
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0.00000000 download 10 Weeks Tape & Reel (TR) SinglFuse™ SF-0603FPxxxM Active 1 (Unlimited) ROHS3 Compliant PRE ARCING TIME: OPEN WITHIN 5 SEC AT 200% RATED CURRENT 0603 (1608 Metric) UL Surface Mount -55°C~150°C 0.063Lx0.031W x 0.012 H 1.60mmx0.80mmx0.18mm 32V TR, 7 INCH 1.6mm x 0.8mm x 0.3mm SF-0603 YES WRAPAROUND UL 1.6mm 0.8 mm 5A ELECTRIC FUSE 0.3mm 5A Fast Blow 2 J Board Mount (Cartridge Style Excluded) 35A 2.62 0.015Ohm
MF-RX025/72-AP MF-RX025/72-AP Bourns Inc. 0.0000
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0.00000000 download 7 Weeks Tape & Box (TB) 2012 MF-RX/72 yes Active 1 (Unlimited) 2 Radial EAR99 85°C -40°C ROHS3 Compliant 1 TO 1.95 OHMS AT 23 DEG CEL Radial, Disc 5.1mm UL 1.95Ohm Through Hole 0.291Diax0.122W 7.40mmx3.10mm 0.500 12.70mm 8533.40.80.70 AMMO PACK 40A e3 Tin (Sn) NO WIRE PTC RESETTABLE FUSE OVERLOAD PROTECTION 0.201 5.10mm 72V 450mW 250mA 40A 72V 2.5s 500mA
2027-47-B10LF 2027-47-B10LF Bourns Inc. 0.0000
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0.00000000 download 6 Weeks Through Hole Bulk 2015 2027 yes Active 1 (Unlimited) 2 2 ROHS3 Compliant Axial Cylinder, Radial Bend Through Hole 1 e3 Tin (Sn) UNSPECIFIED UNSPECIFIED OTHER 85°C -55°C ±15% SURGE PROTECTION CIRCUIT No 470V 10000A 10kA
2036-47-SM-RPLF-H 2036-47-SM-RPLF-H Bourns Inc. 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) TRIGARD™ 2036-xx-SM-H Active 1 (Unlimited) 3 ROHS3 Compliant 3-SMD Cylinder Square End Surface Mount 2036 ±25% SURGE PROTECTION CIRCUIT No 470V 10000A 10kA
MF-RX065/72-AP MF-RX065/72-AP Bourns Inc. 0.0000
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0.00000000 download 7 Weeks Tape & Box (TB) MF-RX/72 yes Active 1 (Unlimited) 2 Radial EAR99 85°C -40°C ROHS3 Compliant 0.27 TO 0.48 OHMS AT 23 DEG CEL Radial, Disc 10.2mm UL 480mOhm Through Hole 0.382Diax0.122W 9.70mmx3.10mm 0.598 15.20mm 8533.40.80.70 AMMO PACK 40A e3 Tin (Sn) NO WIRE PTC RESETTABLE FUSE OVERLOAD PROTECTION 0.201 5.10mm 72V 900mW 650mA 40A 72V 5.3s 1.3A
2036-15-ALF 2036-15-ALF Bourns Inc. 0.0000
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0.00000000 download 6 Weeks Surface Mount, Through Hole Bulk 2011 Mini-TRIGARD™ 2036 yes Active 1 (Unlimited) 3 Solder 85°C -55°C 5.1mm 3 5.1mm 7.7mm ROHS3 Compliant Cylinder No Lead, 3 Terminal UL User Defined 1 e3 Tin (Sn) UNSPECIFIED 2036 3 OTHER ±20% SURGE PROTECTION CIRCUIT No 150V 10000A 10kA
2441-43-G-T-CL 2441-43-G-T-CL Bourns Inc. 0.0000
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0.00000000 Obsolete 1 (Unlimited)
2027-35-SM 2027-35-SM Bourns Inc. 0.0000
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0.00000000 download 6 Weeks Surface Mount Bulk 2011 2027 Active 1 (Unlimited) 2 2 Non-RoHS Compliant 2-SMD Cylinder Square End Surface Mount 1 DUAL UNSPECIFIED OTHER 85°C -55°C ±15% SURGE PROTECTION CIRCUIT No 350V 10000A 10kA
CD214L-T5.0ALF CD214L-T5.0ALF Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant 2 DO-214AB, SMC Surface Mount -55°C~150°C TJ AVALANCHE Zener e3 Matte Tin (Sn) DUAL C BEND CD214L 2 Unidirectional SILICON 1 SINGLE 5V General Purpose 5V 1mA 3kW 9.2V 326A 5W No 6.4V 3000W 3kW 1
2027-60-B10LF 2027-60-B10LF Bourns Inc. 0.0000
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0.00000000 download 6 Weeks Through Hole Bulk 2011 2027 Active 1 (Unlimited) 2 Radial 85°C -55°C 2 ROHS3 Compliant Axial Cylinder UL Through Hole 1 e3 Tin (Sn) UNSPECIFIED UNSPECIFIED OTHER ±15% 800 μm SURGE PROTECTION CIRCUIT No 600V 10000A 10kA
MF-RX250-AP-14 MF-RX250-AP-14 Bourns Inc. 0.0000
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0.00000000 download Tape & Box (TB) Multifuse®, MF-RX Last Time Buy 1 (Unlimited) RoHS Compliant Radial, Disc cUL, cURus, TUV Through Hole -40°C~85°C 0.839Dia x 0.122 T 21.30mmx3.10mm 1.050 26.67mm Polymeric 0.402 10.20mm 40A 60V 15.6s 2.5A 50mOhm 130mOhm 5A
MF-NSML550-2 MF-NSML550-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-NSML Active 2A (4 Weeks) ROHS3 Compliant 1206 (3216 Metric), Concave cURus, TUV Surface Mount -40°C~85°C 0.128Lx0.063W 3.25mmx1.60mm Polymeric MF-NSML 50A 6V 2s 5.5A 0.047 1.20mm 1mOhms 11mOhms 11A
MF-R010 MF-R010 Bourns Inc. 0.0000
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0.00000000 download 7 Weeks PCB, Through Hole Bulk 2005 Multifuse®, MF-R yes Active 1 (Unlimited) 2 Radial 60V 7.4mm ROHS3 Compliant UL94 V-0 Lead Free Tin 60V 100mA Radial, Disc No SVHC 5.1mm 12.7mm cURus, TUV 4.5Ohm Through Hole -40°C~85°C 0.291Dia x 0.122 T 7.40mmx3.10mm 60V 0.500 12.70mm 40A Polymeric 7.6mm e3 5.1mm 85°C Polymer WIRE 510 μm TEMPERATURE SENSING 510 μm 0.201 5.10mm 380mW 100mA 4s 200mA 2.5Ohm 7.5Ohm
TISP4A100H3BJR-S TISP4A100H3BJR-S Bourns Inc. 0.0000
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0.00000000 7 Weeks Tape & Reel (TR) 2016 Active 1 (Unlimited) ROHS3 Compliant
2026-09-C13 2026-09-C13 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 5 Weeks Through Hole Tube 2006 TRIGARD® 2026 Active 1 (Unlimited) 3 Non-RoHS Compliant Contains Lead Axial Cylinder, 3 Lead (Radial Bend) Through Hole 2026 ±20% 40kA No 90V 20000A 20kA
MF-RX012/250-T-0 MF-RX012/250-T-0 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 10 Weeks Bulk 2005 Multifuse®, MF-RX/250 yes Active 1 (Unlimited) 2 Radial ROHS3 Compliant No 7.0 OHMS MINIMUM AT 23 DEG CEL Radial, Disc 5.1mm cURus, TUV 12Ohm Through Hole -40°C~85°C 0.256Lx0.181W 6.50mmx4.60mm 0.433 11.00mm 3A 60V Polymeric e3 TIN MF-RX NO WIRE OVERLOAD PROTECTION 0.201 5.10mm 120mA 3A 60V 250V Int 7Ohm 16Ohm
SMAJ45CA-Q SMAJ45CA-Q Bourns Inc. 0.3856
Add to Cart

Min: 1

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0.00000000 download 14 Weeks Tape & Reel (TR) Automotive, AEC-Q101, SMAJ Active 1 (Unlimited) 2 ROHS3 Compliant PRSM-MIN DO-214AC, SMA Surface Mount -55°C~150°C TJ AVALANCHE Zener e3 Matte Tin (Sn) DUAL C BEND SMAJ45 YES R-PDSO-C2 SILICON 1 SINGLE 45V BIDIRECTIONAL 400W Automotive No 50V 400W 5.5A 72.7V 45V 1
MF-RX300-2-99 MF-RX300-2-99 Bourns Inc. 0.0000
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0.00000000 download 5 Weeks Tape & Reel (TR) 2011 Multifuse®, MF-RX yes Obsolete 1 (Unlimited) 2 Radial EAR99 60V ROHS3 Compliant 40A No 0.04-0.06 OHMS AT 23 DEG CEL Radial, Disc 10.2mm cURus, TUV 60mOhm Through Hole -40°C~85°C 0.980Lx0.122W 24.90mmx3.10mm 60V 1.181 30.00mm 8533.40.80.70 TR, 15 INCH 40A Polymeric e3 Tin (Sn) MF-RX NO WIRE OVERLOAD PROTECTION 0.402 10.20mm 2.8W 3A 19.8s 6A 3A 40mOhm 100mOhm
MOV-10D330KTR MOV-10D330KTR Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 14 Weeks Radial, Through Hole Tape & Reel (TR) 2010 Active 1 (Unlimited) 2 EAR99 10mm ROHS3 Compliant No Disc 10mm 7.2mm Through Hole -40°C~105°C TA 36V 3nF 8533.40.40.00 26V 3000pF @ 1kHz e3 Tin (Sn) MOV-10 WIRE 10% 1 VARISTOR 0.4W 20V 500A 33V 5A 4.0J 65V 36V 30V 20V
SF-2410SP063W-2 SF-2410SP063W-2 Bourns Inc. 0.0000
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0.00000000 download 10 Weeks Tape & Reel (TR) SinglFuse™ SF-2410SPxxxW Active 1 (Unlimited) ROHS3 Compliant 2410 (6125 Metric) UL Surface Mount -55°C~125°C 0.240Lx0.098W x 0.085 H 6.10mmx2.49mmx2.16mm 125V 250V SF-2410 630mA Slow Blow Board Mount (Cartridge Style Excluded) 100A AC 50A DC 0.2 0.148Ohm
SMCJ24CA SMCJ24CA Bourns Inc. 0.0000
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0.00000000 download 14 Weeks Surface Mount Digi-Reel® 2010 SMCJ yes Active 1 (Unlimited) 2 SMD/SMT EAR99 3.5V ROHS3 Compliant 2 DO-214AB, SMC No SVHC Surface Mount -55°C~150°C TJ AVALANCHE Zener e3 Matte Tin (Sn) DUAL C BEND 260 30 SMCJ24 2 1 Transient Suppressors 5W SILICON 1 Bidirectional 5μA General Purpose 200A Single 30.7V 24V 5μA 1.5kW 1mA 26.7V 38.9V 38.6A 30.7V No 26.7V 1500W 1.5kW
SF-1206SP250M-2 SF-1206SP250M-2 Bourns Inc. 0.0000
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0.00000000 download 10 Weeks Tape & Reel (TR) SinglFuse™ SF-1206SPxxxM Active 1 (Unlimited) ROHS3 Compliant PRE ARCING TIME: OPEN WITHIN 1 SEC AT 200% RATED CURRENT 1206 (3216 Metric) Surface Mount -55°C~150°C 0.126Lx0.063W x 0.038 H 3.20mmx1.60mmx0.97mm 32V TR, 7 INCH SF-1206 YES WRAPAROUND UL 3.2mm 1.6 mm 2.5A ELECTRIC FUSE TIME LAG 2.5A Slow Blow Board Mount (Cartridge Style Excluded) 50A 0.9 0.065Ohm
MF-R017-0-99 MF-R017-0-99 Bourns Inc. 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 2011 Multifuse®, MF-R yes Obsolete 1 (Unlimited) 2 Radial 60V ROHS3 Compliant UL94 V-0 40A No Radial, Disc No SVHC 5.1mm cURus, TUV 3.2Ohm Through Hole -40°C~85°C 0.291Dia x 0.122 T 7.40mmx3.10mm 60V 0.500 12.70mm 60V 40A Polymeric 7.6mm e3 Tin (Sn) MF-R017 WIRE TEMPERATURE SENSING 510 μm 0.201 5.10mm 480mW 170mA 3s 340mA 170mA 2Ohm 8Ohm
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