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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 Max Operating Temperature Min Operating Temperature Depth Number of Poles Diameter Length RoHS Status Lead Free Contact Plating Current Rating Radiation Hardening Additional Feature Package / Case Max Supply Voltage Reach Compliance Code Lead Pitch Height Width Approval Agency Thickness 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 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) Surface Mount Operating Temperature (Max) Operating Temperature (Min) Subcategory Terminal Shape Mounting Feature Reference Standard Composition Feature Tolerance Number of Circuits Resistor Type Rated Power Dissipation (P) Rated Temperature Terminal Placement Max Voltage Rating (AC) Thermistor Application Lead Diameter Applications Dissipation Factor Lead Spacing Lead/Base Style Rated (AC) Voltage (URac) Max Surge Current Voltage - Clamping Voltage Tolerance Varistor Voltage Clamping Current Circuit RMS Voltage-Max Energy Absorbing Capacity-Max Circuit DC Voltage-Max Energy ESD Protection 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
B72214T2141K101 B72214T2141K101 TDK Electronics Inc. 0.0000
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0.00000000 16 Weeks Bulk AdvanceD Thermofuse yes Not For New Designs 1 (Unlimited) 3 ROHS3 Compliant 3-SIP Through Hole -40°C~85°C TA METAL OXIDE FILM 610pF @ 1kHz e3 Tin (Sn) NO Non-linear Resistors WIRE CECC42000 Thermally Protected 1 VARISTOR 0.6W RADIAL 55J 242V 198V 220V 140V 6kA 180V
B72225T4381K101 B72225T4381K101 TDK Electronics Inc. 0.0000
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0.00000000 download 14 Weeks PRODUCTION (Last Updated: 2 months ago) Surface Mount, Through Hole Bulk 2011 AdvanceD Thermofuse Not For New Designs Not Applicable SMD/SMT 85°C -40°C 11.2mm 30.2mm ROHS3 Compliant Tin 150A No Radial, Box - 3 Lead 385V 6.35mm 35.2mm 11.2mm Through Hole -40°C~85°C TA 505V 385V 675pF 505V 675pF @ 1kHz Metal Oxide Thermally Protected 10% 1 385V Pin 20kA 10% 620V 150A 600J No 1.025kV 682V 558V 620V 385V 20kA 505V
B72540E3140S572 B72540E3140S572 TDK Electronics Inc. 0.0000
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0.00000000 Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant Lead Free
B88069X9231T203 B88069X9231T203 TDK Electronics Inc. 0.0000
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0.00000000 14 Weeks Tape & Reel (TR) S30-A90X Active 1 (Unlimited) 2 ROHS3 Compliant 1812 (4532 Metric) Surface Mount ±30% No 90V 2000A 2kA
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0.00000000 Bulk Automotive, AEC-Q200, StandarD Not For New Designs ROHS3 Compliant Disc 20mm Through Hole -40°C~105°C TA 410pF @ 1kHz 1 210J 1.001kV 819V 910V 550V 6.5kA 745V
B72650M0251K093 B72650M0251K093 TDK Electronics Inc. 0.0000
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0.00000000 16 Weeks Tape & Reel (TR) 2011 Active 1 (Unlimited) ROHS3 Compliant 2-SMD, J-Lead Surface Mount, MLCV -40°C~85°C TA 55pF @ 1kHz 1 8.2J 429V 351V 390V 250V 400A 320V
B72530T1170K62 B72530T1170K62 TDK Electronics Inc. 0.0000
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0.00000000 download 8 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 1210 (3225 Metric) Surface Mount, MLCV -55°C~125°C TA 1800pF @ 1kHz 1 1.7J 29.7V 24.3V 27V 17V 400A 22V
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0.00000000 16 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 3225 (8063 Metric) Surface Mount, MLCV 1 7.2J 230V 400A 300V
B88069X5010C102 B88069X5010C102 TDK Electronics Inc. 0.0000
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0.00000000 download 14 Weeks Bulk M51-C90X Active 1 (Unlimited) 2 ROHS3 Compliant Axial Cylinder Through Hole ±20% No 90V 5000A 5kA
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0.00000000 14 Weeks Tray ES300XN Active 1 (Unlimited) 2 ROHS3 Compliant Axial Cylinder Through Hole ±15% No 300V 2500A 2.5kA
B72214S0251K551 B72214S0251K551 TDK Electronics Inc. 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) 2011 StandarD yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Disc 14mm Through Hole -40°C~105°C TA 8533.40.40.00 TR, 20 INCH 490pF @ 1kHz e3 Tin (Sn) NO WIRE 1 VARISTOR 0.6W RADIAL 250V 320V 65J 429V 351V 390V 250V 4.5kA 320V
B72214U2421K502 B72214U2421K502 TDK Electronics Inc. 0.0000
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0.00000000 download 15 Weeks Bulk SNF AdvanceD-MP Active Not Applicable ROHS3 Compliant Disc 14mm Through Hole 420V
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0.00000000 download 14 Weeks Bulk 2006 ES260XP Active 1 (Unlimited) 2 ROHS3 Compliant Axial Cylinder, Radial Bend Through Hole No 220V 2500A 2.5kA
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0.00000000 download 15 Weeks Tape & Reel (TR) AdvanceD Active 1 (Unlimited) ROHS3 Compliant Disc 14mm Through Hole -40°C~105°C TA 370pF @ 1kHz 1 136J 561V 459V 510V 320V 6kA 420V
B59890C0120A051 B59890C0120A051 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant Radial, Disc UR, VDE Through Hole 0°C~60°C 0.157Dia x 0.197 T 4.00mmx5.00mm 0.295 7.50mm Ceramic 0.197 5.00mm 200mA 265V 150Ohms 30mA 60mA
B88069X5820T102 B88069X5820T102 TDK Electronics Inc. 0.0000
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0.00000000 Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant
B57213P0109M351 B57213P0109M351 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) P13 Active 1 (Unlimited) EAR99 0.571 14.50mm ROHS3 Compliant unknown CQC, UL, VDE 8533.40.80.70 e3 Tin (Sn) ±20% NTC THERMISTOR 0.295 7.50mm 1 Ω 7.5A 43 m Ω
B72587E3200K000 B72587E3200K000 TDK Electronics Inc. 0.0000
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0.00000000 download Tape & Reel (TR) SHCV yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Radial Through Hole Mixed Technology 8533.40.40.00 BULK e3 Matte Tin (Sn) NO -55°C Non-linear Resistors WIRE 1 VARISTOR General Purpose 58V 20V 3000 J 26V
B57235S0259M000 B57235S0259M000 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Bulk Active 1 (Unlimited) EAR99 0.374 9.50mm ROHS3 Compliant unknown CQC, UL, VDE 8533.40.80.70 ±20% NTC THERMISTOR 0.197 5.00mm 2.5 Ω 5.2A
B72260B0421K001 B72260B0421K001 TDK Electronics Inc. 0.0000
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0.00000000 download 15 Weeks Bulk 2011 HighE yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Encased Disc Chassis Mount -40°C~85°C TA 8533.40.40.00 4300pF @ 1kHz e3 Tin (Sn) NO BINDING POST 1 VARISTOR RADIAL 420V 560V 1500J 748V 612V 680V 420V 70kA 560V
B57237S0150M051 B57237S0150M051 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) 2013 S237 Active 1 (Unlimited) 2 0.591 15.00mm ROHS3 Compliant unknown UL 15Ohm 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 3000 K 15 Ω 3A
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0.00000000 download 18 Weeks Tape & Reel (TR) P11 Active 1 (Unlimited) 2 EAR99 0.512 13.00mm ROHS3 Compliant unknown 4Ohm 8533.40.80.70 TR e3 Tin (Sn) NO 170°C -40°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 3W 25°C RADIAL TEMPERATURE SENSING 0.295 7.50mm 4 Ω 5A 118 m Ω
B72214T2351K101 B72214T2351K101 TDK Electronics Inc. 0.0000
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0.00000000 16 Weeks Bulk AdvanceD Thermofuse yes Not For New Designs 1 (Unlimited) 3 ROHS3 Compliant 3-SIP Through Hole -40°C~85°C TA METAL OXIDE FILM 260pF @ 1kHz e3 Tin (Sn) NO Non-linear Resistors WIRE CECC42000 Thermally Protected 1 VARISTOR 0.6W RADIAL 350V 460V 136J 616V 504V 560V 350V 6kA 460V
B72210P2321K903 B72210P2321K903 TDK Electronics Inc. 0.0000
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0.00000000 15 Weeks Bulk AdvanceD MP Active ROHS3 Compliant Disc 10mm Through Hole -40°C~105°C TA 265pF @ 1kHz 1 72J 561V 459V 510V 320V 3.5kA 420V
B57237S479M54 B57237S479M54 TDK Electronics Inc. 0.0000
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0.00000000 download 22 Weeks Tape & Reel (TR) 2013 S237 Active 1 (Unlimited) 170°C -55°C 0.591 15.00mm ROHS3 Compliant Lead Free 5.1A 7.493mm 7mm UL 7mm 4.7Ohm 2.000002g 3.1W ±20% 800 μm 17 % 0.295 7.50mm 4.7 Ohms 5.1A
B57236S0800M000 B57236S0800M000 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 UL 80Ohm 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 0.197 5.00mm 265V 3300 K 80 Ω 1.6A 861 m Ω
B88069X9290B502 B88069X9290B502 TDK Electronics Inc. 0.0000
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0.00000000 download 10 Weeks Bulk Active 1 (Unlimited) 3 ROHS3 Compliant Axial Cylinder, 3 Lead (Radial Bend) Through Hole ±20% No 230V 20000A 20kA
B72214S2351K502 B72214S2351K502 TDK Electronics Inc. 0.0000
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0.00000000 Bulk AdvanceD Not For New Designs ROHS3 Compliant Disc 14mm Through Hole -40°C~105°C TA 350pF @ 1kHz 1 136J 616V 504V 560V 350V 5kA 460V
B88069X8720B502 B88069X8720B502 TDK Electronics Inc. 0.0000
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0.00000000 download 10 Weeks Bulk Active 1 (Unlimited) 3 3 ROHS3 Compliant Cylinder No Lead User Defined 1 UNSPECIFIED WRAP AROUND NOT SPECIFIED NOT SPECIFIED NO ±20% SURGE PROTECTION CIRCUIT Yes 230V 20000A 20kA
B72205S0400K101 B72205S0400K101 TDK Electronics Inc. 0.0000
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0.00000000 download 16 Weeks Bulk StandarD yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant FLAME PROOF Disc 5mm Through Hole -40°C~105°C TA METAL OXIDE FILM 8533.40.40.00 520pF @ 1kHz e3 Tin (Sn) NO VARISTOR WIRE 1 VARISTOR RADIAL 40V 56V 1.3J 74.8V 61.2V 68V 40V 100A 56V
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