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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 Reach Compliance Code Lead Pitch Height Approval Agency Resistance Mfr Mounting Type Weight Operating Temperature Size / Dimension Voltage - Rated DC Height Seated (Max) Ratings Voltage - Rated AC Manufacturer Package Identifier Capacitance HTS Code Packing Method Number of Functions Insulation Resistance Max Current Rating Type 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 Surface Mount Terminal Pitch Operating Temperature (Max) Operating Temperature (Min) Qualification Status Terminal Shape Number of Elements Configuration Tolerance Case Connection Resistor Type Rated Power Dissipation (P) Terminal Placement Max Voltage Rating (AC) Thermistor Application Lead Diameter Lead Spacing Rated (AC) Voltage (URac) Power Dissipation Peak Pulse Current Hold Current Trigger Device Type Current - Max Voltage - Max Telecom IC Type Time to Trip Trip Current Resistance @ 25°C Current - Hold (Ih) (Max) Thickness (Max) Fail Short Voltage - DC Spark Over (Nom) Impulse Discharge Current (8/20μs) Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max) Current - Trip (It)
2027-40-C10LF 2027-40-C10LF 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% 1 mm SURGE PROTECTION CIRCUIT No 400V 10000A 10kA
CMF-RL10-10-0 CMF-RL10-10-0 Bourns Inc. 0.0000
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0.00000000 download 20 Weeks Through Hole Bulk 2009 CMF-RL Active 1 (Unlimited) 2 Radial ROHS3 Compliant Tin Radial, Disc 5mm UR 10Ohm Through Hole -40°C~125°C 0.374Lx0.177W 9.50mmx4.50mm 0.532 13.50mm 3A Ceramic e2 5mm WIRE 10% 220V OVERLOAD PROTECTION 600 μm 0.197 5.00mm 650V 150mA 3A 220V 600V Int 450ms 300mA 10Ohm
MF-R015/600-F05-0 MF-R015/600-F05-0 Bourns Inc. 0.0000
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0.00000000 download Bag yes Obsolete 1 (Unlimited) 2 ROHS3 Compliant 7 OHMS MINIMUM AT 23 DEG CEL Radial, Box Through Hole 0.531Lx0.236W 13.50mmx6.00mm 0.496 12.60mm BULK e3 Tin (Sn) NO 85°C -40°C WIRE PTC RESETTABLE FUSE TEMPERATURE SENSING 60V
MF-USML230-2 MF-USML230-2 Bourns Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-USML Active 2A (4 Weeks) 2 ROHS3 Compliant MINIMUM RESISTANCE IS 0.0045 OHMS 1210 (3225 Metric), Concave unknown cURus, TUV Surface Mount -40°C~85°C 0.127Lx0.102W 3.22mmx2.58mm 6V TR, 7 INCH Polymeric MF-USML YES WRAPAROUND DUAL ENDED 6V 2.3A 50A 3.5s 4.6A 0.024 0.60mm 4.5mOhm 24mOhm 4.6A
MF-NSML350/12-2 MF-NSML350/12-2 Bourns Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-NSML/X 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 12V 5s 3.5A 0.055 1.40mm 2mOhm 22mOhm 7A
MF-PSML260/6-2 MF-PSML260/6-2 Bourns Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-PSML/X Active 2A (4 Weeks) ROHS3 Compliant 0805 (2012 Metric), Concave cURus, TUV Surface Mount -40°C~85°C 0.085Lx0.053W 2.15mmx1.35mm Polymeric 50A 6V 4s 2.6A 0.055 1.40mm 3mOhm 30mOhm 5.2A
MF-R250-0-99 MF-R250-0-99 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 4 Weeks Through Hole Bulk 2005 Multifuse®, MF-R yes Obsolete 1 (Unlimited) 2 Radial 30V ROHS3 Compliant UL94 V-0 40A No Radial, Disc 5.1mm cURus, TUV 48mOhm Through Hole -40°C~85°C 0.472Lx0.118W 12.00mmx3.00mm 30V 0.720 18.30mm 30V 40A Polymeric 7.6mm e3 Tin (Sn) MF-R250 WIRE TEMPERATURE SENSING 810 μm 0.201 5.10mm 1.2W 2.5A 10.3s 5A 2.5A 25mOhm 70mOhm
2056-42-ALF 2056-42-ALF Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 12 Weeks Surface Mount Tray 2006 2056 yes Active 1 (Unlimited) 3 Radial 85°C -30°C 6mm 3 8.5mm ROHS3 Compliant Cylinder No Lead, 3 Terminal No SVHC User Defined 1 e3 Tin (Sn) UNSPECIFIED 3 OTHER ±20% 5kA SURGE PROTECTION CIRCUIT No 420V 5000A 5kA
MF-SM100/33-2-99 MF-SM100/33-2-99 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2010 Multifuse®, MF-SM yes Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 33V ROHS3 Compliant 33V 40A No 2 2-SMD 3mm cURus, TUV 410mOhm Surface Mount -40°C~85°C 0.287Lx0.214W 7.31mmx5.44mm AEC-Q200 MF-SM100/33 8533.40.80.70 TR 40A Polymeric e3 Matte Tin (Sn) - with Nickel (Ni) barrier MF-SM FLAT DUAL ENDED OVERLOAD PROTECTION 1.7W 1.1A 500ms 2.2A 1.1A 0.118 3.00mm 120mOhm 410mOhm
MF-R090-AP-99 MF-R090-AP-99 Bourns Inc. 0.0000
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0.00000000 download 4 Weeks Through Hole Tape & Box (TB) 2011 Multifuse®, MF-R yes Obsolete 1 (Unlimited) 2 Radial EAR99 ROHS3 Compliant 40A Radial, Disc 5.1mm cURus, TUV 120mOhm Through Hole -40°C~85°C 0.461Lx0.122W 11.70mmx3.10mm 0.657 16.70mm 8533.40.80.70 AMMO PACK 40A Polymeric e3 Tin (Sn) MF-R090 WIRE TEMPERATURE SENSING 510 μm 0.201 5.10mm 60V 1W 900mA 60V 7.2s 1.8A 900mA 140mOhm 470mOhm
CMF-RL50A-10-0 CMF-RL50A-10-0 Bourns Inc. 0.0000
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0.00000000 download 20 Weeks Through Hole Bulk 2009 CMF-RL Active 1 (Unlimited) 2 Radial ROHS3 Compliant Tin Radial, Disc 5mm UR 50Ohm Through Hole -40°C~125°C 0.295Lx0.220W 7.50mmx5.60mm 0.512 13.00mm 3A Ceramic e3 5mm WIRE 10% 220V OVERLOAD PROTECTION 600 μm 0.197 5.00mm 650V 50mA 3A 220V 600V Int 100ms 100mA 50Ohm
MF-R017-0-99 MF-R017-0-99 Bourns Inc. 0.0000
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Min: 1

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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
MF-RX375/72-AP-14 MF-RX375/72-AP-14 Bourns Inc. 0.0000
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0.00000000 download Multifuse®, MF-RX/72 Active 1 (Unlimited) RoHS Compliant Radial, Disc cUL, cURus, TUV Through Hole -40°C~85°C 0.926Lx0.122W 23.51mmx3.10mm 1.162 29.51mm Polymeric 0.402 10.20mm 40A 72V 24s 3.75A 30mOhms 80mOhms 7.5A
MF-RX250/72-2 MF-RX250/72-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 7 Weeks Through Hole Tape & Reel (TR) 2012 Multifuse®, MF-RX/72 yes Active 1 (Unlimited) 2 Radial ROHS3 Compliant No Radial, Disc 10.2mm cURus, TUV 80mOhm Through Hole -40°C~85°C 0.702Lx0.122W 17.84mmx3.10mm 0.939 23.84mm TR 40A Polymeric e3 Tin (Sn) MF-RX WIRE OVERLOAD PROTECTION 810 μm 0.402 10.20mm 2.5W 2.5A 40A 72V 15.6s 5A 50mOhm 130mOhm
MF-RHT700-AP-14 MF-RHT700-AP-14 Bourns Inc. 0.0000
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0.00000000 Multifuse?, MF-RHT Radial, Disc cUL, cURus, TUV Bourns Inc. Through Hole -40°C ~ 125°C 0.551" L x 0.118" W (14.00mm x 3.00mm) AEC-Q200 Polymeric 0.201" (5.10mm) 100 A 16V 7 s 7 A - 10 mOhms 25 mOhms 13 A
CMF-RLC50-0 CMF-RLC50-0 Bourns Inc. 0.0000
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0.00000000 download 13 Weeks Through Hole Bulk 2008 CMF-RLC Obsolete 1 (Unlimited) 2 Radial EAR99 125°C -40°C ROHS3 Compliant Tin Radial, Disc 5.08mm 50Ohm Through Hole 0.354Lx0.177W 9.00mmx4.50mm 0.378 9.60mm 8533.40.80.70 3A Ceramic e3 5.08mm FLAT 20% OVERLOAD PROTECTION 800 μm 0.200 5.08mm 650V 65mA 3A 230V 650V Int 100ms 150mA 50Ohm
MF-R065-2 MF-R065-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 7 Weeks Through Hole Tape & Reel (TR) 2011 Multifuse®, MF-R yes Active 1 (Unlimited) 2 Radial 60V ROHS3 Compliant 60V 40A No Radial, Disc No SVHC 5.1mm cURus, TUV 480mOhm Through Hole -40°C~85°C 0.382Dia x 0.122 T 9.70mmx3.10mm 60V 0.598 15.20mm TR 40A Polymeric e3 Tin (Sn) MF-R065 WIRE TEMPERATURE SENSING 510 μm 0.201 5.10mm 900mW 650mA 5.3s 1.3A 650mA 270mOhm 720mOhm
MF-SM200-2-99 MF-SM200-2-99 Bourns Inc. 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2010 Multifuse®, MF-SM yes Obsolete 1 (Unlimited) 2 EAR99 ROHS3 Compliant 0.045 TO 0.125 OHMS AT 23 DEG CEL 2-SMD cURus, TUV Surface Mount -40°C~85°C 0.344Lx0.264W 8.75mmx6.71mm AEC-Q200 8533.40.80.70 TR Polymeric e3 Matte Tin (Sn) - with Nickel (Ni) barrier MF-SM YES FLAT 1.9W DUAL ENDED OVERLOAD PROTECTION 15V 100A 15V 12s 2A 0.118 3.00mm 45mOhm 125mOhm 4A
MF-GSMF300/36X-2 MF-GSMF300/36X-2 Bourns Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-GSMF Active 1 (Unlimited) ROHS3 Compliant Nonstandard SMD cUL, cURus, TUV Surface Mount -40°C~85°C 0.341Lx0.250W 8.65mmx6.35mm Polymeric 20A 36V 20s 3A 0.063 1.60mm 10mOhm 60mOhm 5.2A
2030-23T-SM-RPLF 2030-23T-SM-RPLF Bourns Inc. 0.0000
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0.00000000 download 6 Weeks Surface Mount Cut Tape (CT) 2012 2030-xxT-SM Active 1 (Unlimited) 3 SMD/SMT 90°C -40°C 5mm 3 7.5mm ROHS3 Compliant 185V 3-SMD Cylinder Square End No SVHC UL Surface Mount 1pF 1 10GOhm e3 Tin (Sn) UNSPECIFIED 2030 INDUSTRIAL 500mA SURGE PROTECTION CIRCUIT No 4000A 4kA
2027-07-B10 2027-07-B10 Bourns Inc. 0.0000
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0.00000000 2027 Active 1 (Unlimited) 2 Non-RoHS Compliant Axial Cylinder, Radial Bend Through Hole ±20% SURGE PROTECTION CIRCUIT No 75V 10000A 10kA
2026-47-C3FLF 2026-47-C3FLF Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 5 Weeks Through Hole Tube TRIGARD® 2026 yes Active 1 (Unlimited) 3 3 ROHS3 Compliant Axial Cylinder, 3 Lead (Radial Bend) Through Hole 2pF 1 e3 Tin (Sn) UNSPECIFIED PIN/PEG NOT SPECIFIED NOT SPECIFIED 2026 OTHER 85°C -55°C Not Qualified ±20% SURGE PROTECTION CIRCUIT Yes 470V 20000A 20kA
2095-270-BT1LF 2095-270-BT1LF Bourns Inc. 0.0000
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0.00000000 download 12 Weeks Through Hole Tape & Reel (TR) 2008 2095 Active 1 (Unlimited) 2 Axial 2 8mm 8mm ROHS3 Compliant Tin Axial Cylinder Through Hole 2.400014g 1 UNSPECIFIED WIRE OTHER 85°C -30°C ±20% SURGE PROTECTION CIRCUIT No 2700V 5000A 5kA
2017-42-SMH-RPLF 2017-42-SMH-RPLF Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 5 Weeks Horizontal, Surface Mount Cut Tape (CT) 2015 2017 Active 1 (Unlimited) 2 8mm ROHS3 Compliant Disc 8.00mm Tabbed SMD Surface Mount Horizontal 1 UNSPECIFIED INDUSTRIAL 105°C -55°C ±20% SURGE PROTECTION CIRCUIT No 420V 10000A 10kA
2055-40-SM-RPLF 2055-40-SM-RPLF Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 12 Weeks Surface Mount Tape & Reel (TR) 2012 2055-SM yes Active 1 (Unlimited) 2 Solder 85°C -30°C 2 ROHS3 Compliant 2-SMD Cylinder Square End 3.5mm UL Surface Mount 8541.30.00.80 e3 Tin (Sn) END WRAP AROUND 2055 2 1 SINGLE ±20% ISOLATED SILICON SURGE PROTECTOR No 400V 2500A 2.5kA
2045-35-BLF 2045-35-BLF Bourns Inc. 0.0000
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0.00000000 download 12 Weeks Axial, Through Hole Bulk 2004 2045 Active 1 (Unlimited) Axial 85°C -30°C 2 8mm 6mm ROHS3 Compliant Tin Axial Cylinder No SVHC Through Hole 2045 ±30% 10kA No 350V 10000A 10kA
2017-09-SMC-RPLF 2017-09-SMC-RPLF Bourns Inc. 0.0000
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0.00000000 download 22 Weeks Surface Mount, Vertical Cut Tape (CT) 2015 2017 Discontinued 1 (Unlimited) 2 8.5mm ROHS3 Compliant Disc 8.00mm Tabbed SMD Surface Mount Vertical 1 UNSPECIFIED INDUSTRIAL 105°C -55°C ±20% SURGE PROTECTION CIRCUIT No 90V 10000A 10kA
2027-40-BLF 2027-40-BLF Bourns Inc. 0.0000
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0.00000000 download 6 Weeks Surface Mount, Through Hole Bulk 2006 2027 Active 1 (Unlimited) 2 Axial 85°C -55°C 8mm 2 6mm ROHS3 Compliant Lead Free Axial Cylinder UL Through Hole 1pF 1 e3 Tin (Sn) UNSPECIFIED UNSPECIFIED OTHER ±15% 800 μm SURGE PROTECTION CIRCUIT No 400V 10000A 10kA
CMF-SD50A-2 CMF-SD50A-2 Bourns Inc. 0.0000
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0.00000000 14 Weeks Surface Mount Tape & Reel (TR) 2009 CMF-SD Obsolete 1 (Unlimited) 4 SMD/SMT EAR99 125°C -40°C ROHS3 Compliant Copper, Tin 4-SMD Cube 50Ohm Surface Mount 0.319Lx0.282W 8.10mmx7.15mm 8533.40.80.70 TR, 13 INCH 3A Ceramic GULL WING 20% DUAL IN-LINE 230V OVERLOAD PROTECTION 600V 90mA 3A 230V 600V Int 100ms 190mA 50Ohm 0.335 8.50mm
2036-07-B2LF 2036-07-B2LF Bourns Inc. 0.0000
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0.00000000 download 6 Weeks Surface Mount, Through Hole Tray 2005 Mini-TRIGARD™ 2036 yes Active 1 (Unlimited) 3 Radial 85°C -55°C 5.1mm 3 5mm 9.6mm ROHS3 Compliant Lead Free Tin Axial Cylinder, 3 Lead (Radial Bend) No SVHC 4.4mm UL Through Hole 2pF 1 e3 UNSPECIFIED PIN/PEG 2036 3 OTHER ±20% 800 μm 20kA SURGE PROTECTION CIRCUIT No 75V 10000A 10kA
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