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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 Lifecycle Status Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations Termination ECCN Code Depth Number of Poles Diameter Length RoHS Status Lead Free Current Rating Number of Pins Additional Feature Package / Case Reach Compliance Code Lead Pitch Approval Agency Resistance Mounting Type Operating Temperature Size / Dimension Technology Height Seated (Max) Voltage - Rated AC Capacitance HTS Code Packing Method Max Voltage Rating (DC) Type Capacitance @ Frequency JESD-609 Code Terminal Finish Surface Mount Operating Temperature (Max) Operating Temperature (Min) Subcategory Terminal Shape Mounting Feature Feature Tolerance Number of Circuits Resistor Type Rated Power Dissipation (P) Rated Temperature Terminal Placement Max Voltage Rating (AC) Thermistor Application Applications Lead Spacing Lead/Base Style Rated (AC) Voltage (URac) Max Surge Current Voltage - Clamping Voltage Tolerance Varistor Voltage Clamping Current Circuit RMS Voltage-Max Circuit DC Voltage-Max Energy Clamping Voltage Current - Max Voltage - Max Telecom IC Type Thermal Sensitivity Index Resistance @ 25°C Current - Hold (Ih) (Max) Fail Short Voltage - DC Spark Over (Nom) Impulse Discharge Current (8/20μs) R @ 25°C Current - Steady State Max R @ Current Current - Trip (It) Varistor Voltage (Max) Varistor Voltage (Min) Varistor Voltage (Typ) Maximum AC Volts Current - Surge Maximum DC Volts
B72240L0251K102 B72240L0251K102 TDK Electronics Inc. 0.0000
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0.00000000 download 19 Weeks PRODUCTION (Last Updated: 2 months ago) Through Hole Bulk 2011 HighE yes Active 1 (Unlimited) 2 EAR99 9.2mm 37.5mm ROHS3 Compliant Square 37.5mm, Tabs 25.4mm Chassis Mount -25°C~85°C TA METAL OXIDE FILM 250V 2.9nF 8533.40.40.00 320V 2900pF @ 1kHz e3 Tin (Sn) Non-linear Resistors BINDING POST 1 VARISTOR RADIAL 250V Strap 40kA 10% 390V 300A 490J 650V 429V 351V 390V
B88069X0820T502 B88069X0820T502 TDK Electronics Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) EM400XG Active 1 (Unlimited) 2 ROHS3 Compliant Axial Cylinder Through Hole ±20% SURGE PROTECTION CIRCUIT No 400V 2500A 2.5kA
B59970C0120A051 B59970C0120A051 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) 2005 Active 1 (Unlimited) ROHS3 Compliant Radial, Disc UR Through Hole -40°C~125°C 0.354Dia x 0.138 T 9.00mmx3.50mm 0.492 12.50mm Ceramic 0.197 5.00mm 3A 80V 9.4Ohms 150mA 300mA
B57464S0100M000 B57464S0100M000 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Bulk 2013 yes Active 1 (Unlimited) 2 EAR99 1.024 26.00mm ROHS3 Compliant 10Ohm 8533.40.80.70 e3 Tin (Sn) NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 6.7W 25°C RADIAL SOFT START 0.295 7.50mm 3300 K 10 Ω 8A
B59990C0080A051 B59990C0080A051 TDK Electronics Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) 2014 Active 1 (Unlimited) ROHS3 Compliant Radial, Disc UR, VDE Through Hole -40°C~85°C 0.157Dia x 0.138 T 4.00mmx3.50mm 0.295 7.50mm Ceramic 0.197 5.00mm 700mA 80V 55Ohms 30mA 60mA
B59711A0120A062 B59711A0120A062 TDK Electronics Inc. 0.0000
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0.00000000 Obsolete 1 (Unlimited) ROHS3 Compliant
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0.00000000 download 18 Weeks Tape & Reel (TR) S236 Active 1 (Unlimited) 2 EAR99 0.453 11.50mm ROHS3 Compliant unknown CQC, UL, VDE 120Ohm 8533.40.80.70 TR e3 Tin (Sn) NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 2.1W 25°C RADIAL TEMPERATURE SENSING 3450 K 120 Ω 1.5A 990 m Ω
B72207S2131K101 B72207S2131K101 TDK Electronics Inc. 0.0000
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0.00000000 download 16 Weeks Bulk 2011 AdvanceD yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Disc 7mm Through Hole -40°C~105°C TA METAL OXIDE FILM 8533.40.40.00 245pF @ 1kHz e3 Tin (Sn) NO Non-linear Resistors WIRE 1 VARISTOR 0.25W RADIAL 12.5J 225.5V 184.5V 205V 130V 1.75kA 170V
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0.00000000 download 14 Weeks Cut Tape (CT) 2007 EM300X Active 1 (Unlimited) 2 ROHS3 Compliant Axial Cylinder Through Hole No 270V 2500A 2.5kA
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0.00000000 download 7 Weeks Tape & Reel (TR) yes Active 1 (Unlimited) 2 ROHS3 Compliant 1206 (3216 Metric) Surface Mount -55°C~125°C TA METAL OXIDE FILM TR 1000pF @ 1kHz e3 Tin (Sn) - with Nickel (Ni) barrier YES VARISTOR WRAPAROUND 1 VARISTOR 0.008W DUAL 8V 0.50J 17.25V 12.75V 15V 8V 200A 11V
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0.00000000 download 18 Weeks Bulk 2011 S238 yes Active 1 (Unlimited) 2 EAR99 0.630 16.00mm ROHS3 Compliant UL 25Ohm 8533.40.80.70 e3 Tin (Sn) NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 3.9W 25°C RADIAL SOFT START 0.295 7.50mm 265V 3265 K 25 Ω 3.4A
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0.00000000 download 7 Weeks Tape & Reel (TR) 2013 Active 1 (Unlimited) ROHS3 Compliant 1812 (4532 Metric) Surface Mount, MLCV -55°C~125°C TA 5000pF @ 1kHz 1 1.9J 19.8V 16.2V 18V 11V 800A 14V
B88069X1240B102 B88069X1240B102 TDK Electronics Inc. 0.0000
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0.00000000 Obsolete 1 (Unlimited) ROHS3 Compliant
B72660M1140K093 B72660M1140K093 TDK Electronics Inc. 0.0000
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0.00000000 16 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 4032 (1080 Metric) Surface Mount, MLCV 14V 1 0.90J 24.2V 19.8V 22V 17V 250A 16V
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0.00000000 download 15 Weeks Bulk StandarD yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant FLAME PROOF Disc 14mm Through Hole -40°C~105°C TA METAL OXIDE FILM 8533.40.40.00 530pF @ 1kHz e3 Tin (Sn) NO VARISTOR WIRE 1 VARISTOR 0.6W RADIAL 230V 300V 60J 396V 324V 360V 230V 4.5kA 300V
B57364S0109M000 B57364S0109M000 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Bulk 2013 S364 yes Active 1 (Unlimited) 2 EAR99 0.827 21.00mm ROHS3 Compliant CQC, UL, VDE 1Ohm 8533.40.80.70 e3 Tin (Sn) NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 5.1W 25°C RADIAL SOFT START 0.295 7.50mm 265V 2800 K 1 Ω 16A
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0.00000000 download 14 Weeks Tape & Reel (TR) SHCV Active 1 (Unlimited) Through Hole ROHS3 Compliant Radial Through Hole Mixed Technology 20V 1 General Purpose 58V
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0.00000000 download Tape & Reel (TR) 2014 Obsolete Not Applicable ROHS3 Compliant Radial, Disc UR Through Hole 0°C~60°C 0.256Dia x 0.197 T 6.50mmx5.00mm 0.394 10.00mm Ceramic 0.197 5.00mm 200mA 420V 600Ohms 21mA 39mA
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0.00000000 download 16 Weeks Tape & Reel (TR) 2011 yes Active 1 (Unlimited) 2 ROHS3 Compliant 2-SMD, J-Lead Surface Mount, MLCV -40°C~85°C TA METAL OXIDE FILM TR 220pF @ 1kHz e3 Tin (Sn) YES Non-linear Resistors J BEND 1 VARISTOR 0.25W DUAL ENDED 8.4J 198V 162V 180V 115V 1.2kA 150V
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0.00000000 download 22 Weeks Bulk 2002 S236 yes Active 1 (Unlimited) 2 EAR99 6mm 0.453 11.50mm ROHS3 Compliant Lead Free 5A 2 Radial 5.0038mm UL 3Ohm 8533.40.80.70 e3 Tin (Sn) NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±15% NTC THERMISTOR TEMPERATURE SENSING 0.197 5.00mm 3 Ω
B72220T2351K105 B72220T2351K105 TDK Electronics Inc. 0.0000
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0.00000000 download 17 Weeks Tray AdvanceD Thermofuse yes Active Not Applicable ROHS3 Compliant Radial, Box - 3 Lead unknown Through Hole -40°C~85°C TA 500pF @ 1kHz Thermally Protected 1 223J 616V 504V 560V 350V 10kA 460V
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0.00000000 download 15 Weeks Bulk StandarD yes Active 1 (Unlimited) 2 ROHS3 Compliant FLAME PROOF Disc 7mm Through Hole -40°C~105°C TA METAL OXIDE FILM 1600pF @ 1kHz e3 Tin (Sn) NO VARISTOR WIRE 1 VARISTOR 0.25W RADIAL 300V 385V 23J 517V 423V 470V 300V 1.2kA 385V
B57236S0309M000 B57236S0309M000 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Bulk 2013 S236 yes Active 1 (Unlimited) 2 EAR99 0.453 11.50mm ROHS3 Compliant 3Ohm 8533.40.80.70 e3 Tin (Sn) NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 2.1W 25°C RADIAL TEMPERATURE SENSING 2700 K 3 Ω
B88069X0810S102 B88069X0810S102 TDK Electronics Inc. 0.0000
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0.00000000 download 14 Weeks Bulk 2013 EC350X Active 1 (Unlimited) 2 ROHS3 Compliant Axial Cylinder Through Hole ±15% No 350V 5000A 5kA
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0.00000000 download 7 Weeks Tape & Reel (TR) 2012 yes Active 1 (Unlimited) 2 ROHS3 Compliant 1206 (3216 Metric) Surface Mount, MLCV e4 SILVER PALLADIUM YES -55°C Non-linear Resistors WRAPAROUND 1 VARISTOR 0.008W DUAL 50V 65V 0.60J 90.2V 73.8V 82V 50V 100A 65V
B57237S0259M051 B57237S0259M051 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) 2013 S237 Active 1 (Unlimited) 2 EAR99 0.591 15.00mm ROHS3 Compliant not_compliant UL 2.5Ohm 8533.40.80.70 TR e3 Tin (Sn) NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 3.1W 25°C RADIAL SOFT START 0.295 7.50mm 2800 K 2.5 Ω 6.5A
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0.00000000 download Tape & Reel (TR) A71-H08XG Active 1 (Unlimited) 2 ROHS3 Compliant Axial Cylinder Through Hole SURGE PROTECTION CIRCUIT No 760V 10000A 10kA
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0.00000000 download 8 Weeks Tape & Reel (TR) yes Active 1 (Unlimited) 2 ROHS3 Compliant 1206 (3216 Metric) Surface Mount METAL OXIDE FILM TR, BLISTER, 7 INCH e3 Tin (Sn) YES -55°C Non-linear Resistors WRAPAROUND 1 VARISTOR 0.008W DUAL ENDED 0.60J 27V 22V 14V 200A 16V
B57238S0709M000 B57238S0709M000 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Bulk 2013 S238 yes Active 1 (Unlimited) 2 0.630 16.00mm ROHS3 Compliant 7Ohm e3 Tin (Sn) NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 3.9W 25°C RADIAL SOFT START 0.295 7.50mm 265V 2965 K 7 Ω 6A
B57153S0809M000 B57153S0809M000 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Bulk 2013 S153 yes Active 1 (Unlimited) 2 0.335 8.50mm ROHS3 Compliant 8Ohm e3 Tin (Sn) NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 1.4W 25°C RADIAL TEMPERATURE SENSING 0.197 5.00mm 2800 K 8 Ω 2.2A 279 m Ω
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