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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 Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations ECCN Code Number of Poles Diameter RoHS Status Additional Feature Package / Case Reach Compliance Code Lead Pitch Approval Agency Resistance Mounting Type Operating Temperature Size / Dimension Technology Height Seated (Max) HTS Code Packing Method Number of Functions Type Capacitance @ Frequency JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Time@Peak Reflow Temperature-Max (s) Temperature Grade Surface Mount Operating Temperature (Max) Operating Temperature (Min) Subcategory Terminal Shape Mounting Feature Tolerance Number of Circuits Resistor Type Rated Power Dissipation (P) Rated Temperature Terminal Placement Thermistor Application Lead Spacing Rated (AC) Voltage (URac) Circuit RMS Voltage-Max Circuit DC Voltage-Max Energy 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
B72522V0170K072 B72522V0170K072 TDK Electronics Inc. 0.0000
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0.00000000 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant
B57213P0220M351 B57213P0220M351 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 22 Ω 4A 200 m Ω
B72220P3551K101 B72220P3551K101 TDK Electronics Inc. 0.0000
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0.00000000 download 16 Weeks Bulk 2011 Superior MP Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Disc 23mm unknown Through Hole -40°C~105°C TA METAL OXIDE FILM 8533.40.40.00 e3 Tin (Sn) NO Non-linear Resistors WIRE 1 VARISTOR 1W RADIAL 550V 745V 490J 1.001kV 819V 910V 550V 10kA 745V
B72210S2141K362 B72210S2141K362 TDK Electronics Inc. 0.0000
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0.00000000 15 Weeks Tape & Box (TB) AdvanceD Active ROHS3 Compliant Disc 10mm Through Hole -40°C~105°C TA 470pF @ 1kHz 1 27.5J 242V 198V 220V 140V 3.5kA 180V
B88069X7230B102 B88069X7230B102 TDK Electronics Inc. 0.0000
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0.00000000 download 10 Weeks Tray Active 1 (Unlimited) 3 3 ROHS3 Compliant Axial Cylinder, 3 Lead (T-Shape) Through Hole 1 UNSPECIFIED UNSPECIFIED INDUSTRIAL NO 90°C -40°C SURGE PROTECTION CIRCUIT No 650V 20000A 20kA
B72207S0271K161 B72207S0271K161 TDK Electronics Inc. 0.0000
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0.00000000 15 Weeks Tape & Reel (TR) StandarD Active ROHS3 Compliant Disc 7mm Through Hole -40°C~105°C TA 110pF @ 1kHz 1 21J 473V 387V 430V 275V 1.2kA 350V
B72220S0251K101 B72220S0251K101 TDK Electronics Inc. 0.0000
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0.00000000 download 14 Weeks Bulk StandarD yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant FLAME PROOF Disc 20mm Through Hole -40°C~105°C TA METAL OXIDE FILM 8533.40.40.00 940pF @ 1kHz e3 Tin (Sn) NO VARISTOR WIRE 1 VARISTOR 1W RADIAL 250V 320V 140J 429V 351V 390V 250V 8kA 320V
B57153S0100M051 B57153S0100M051 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Reel 2013 S153 Active 1 (Unlimited) 2 EAR99 0.335 8.50mm ROHS3 Compliant unknown UL 10Ohm 8533.40.80.70 TR 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 10 Ω 2A 340 m Ω
B57213P0409M351 B57213P0409M351 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) 2013 P13 Active 1 (Unlimited) 2 EAR99 0.571 14.50mm ROHS3 Compliant unknown 4Ohm 8533.40.80.70 TR, CARDBOARD, 20 INCH e3 Tin (Sn) NO 170°C -40°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 3.8W 25°C RADIAL TEMPERATURE SENSING 0.295 7.50mm 4 Ω 6A 97 m Ω
B57211P0121M351 B57211P0121M351 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) P11 Active 1 (Unlimited) EAR99 0.512 13.00mm ROHS3 Compliant unknown CQC, UL, VDE e3 Tin (Sn) ±20% NTC THERMISTOR 0.295 7.50mm 120 Ω 1.5A 1.152 Ω
B57237S0509M051 B57237S0509M051 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 unknown UL 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 2900 K 5 Ω 5A 125 m Ω
B72240B0381K001 B72240B0381K001 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 Module Chassis Mount -40°C~85°C TA 8533.40.40.00 1900pF @ 1kHz e3 Tin (Sn) NO BINDING POST 1 VARISTOR RADIAL 385V 505V 800J 682V 558V 620V 385V 40kA 505V
B72207S0300K161 B72207S0300K161 TDK Electronics Inc. 0.0000
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0.00000000 16 Weeks Tape & Reel (TR) StandarD Active ROHS3 Compliant Disc 7mm Through Hole -40°C~105°C TA 1200pF @ 1kHz 1 2J 51.7V 42.3V 47V 30V 250A 38V
B57213P121M301 B57213P121M301 TDK Electronics Inc. 0.0000
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0.00000000 download 22 Weeks Bulk P13 Active 1 (Unlimited) 0.571 14.50mm ROHS3 Compliant 7.493mm CQC, UL, VDE ±20% 0.295 7.50mm 120 Ohms 2A 693 mOhms
B72660M0271K072 B72660M0271K072 TDK Electronics Inc. 0.0000
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0.00000000 download 16 Weeks Tape & Reel (TR) 2008 yes Active 1 (Unlimited) 2 ROHS3 Compliant 2-SMD, J-Lead Surface Mount, MLCV -40°C~85°C TA METAL OXIDE FILM 95pF @ 1kHz e3 Tin (Sn) YES Non-linear Resistors J BEND 1 VARISTOR 0.25W DUAL 275V 350V 21J 473V 387V 430V 275V 1.2kA 350V
B72210S2301K101 B72210S2301K101 TDK Electronics Inc. 0.0000
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0.00000000 download 15 Weeks Bulk 2011 AdvanceD yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Disc 10mm Through Hole -40°C~105°C TA METAL OXIDE FILM 8533.40.40.00 200pF @ 1kHz e3 Tin (Sn) NO Non-linear Resistors WIRE 1 VARISTOR 0.4W RADIAL 300V 385V 60J 517V 423V 470V 300V 3.5kA 385V
B72210P2461K101 B72210P2461K101 TDK Electronics Inc. 0.0000
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0.00000000 download 16 Weeks Bulk 2011 AdvanceD MP Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Disc 10mm unknown Through Hole -40°C~105°C TA METAL OXIDE FILM 8533.40.40.00 190pF @ 1kHz e3 TIN NO Non-linear Resistors WIRE 1 VARISTOR 0.4W RADIAL 460V 92J 825V 675V 750V 460V 3.5kA 615V
B88069X8111B102 B88069X8111B102 TDK Electronics Inc. 0.0000
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0.00000000 T2E-C350X Obsolete 1 (Unlimited) ROHS3 Compliant No
B72660M0141K093 B72660M0141K093 TDK Electronics Inc. 0.0000
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0.00000000 download 16 Weeks Tape & Reel (TR) 2011 Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant 2-SMD, J-Lead unknown Surface Mount, MLCV -40°C~85°C TA 8533.40.40.00 180pF @ 1kHz e3 Tin (Sn) YES J BEND 1 VARISTOR 0.25W DUAL ENDED 10J 242V 198V 220V 140V 1.2kA 180V
B59886C0120A070 B59886C0120A070 TDK Electronics Inc. 0.0000
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0.00000000 download 14 Weeks Bulk yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Radial, Disc UR Through Hole 0°C~60°C 0.256Dia x 0.197 T 6.50mmx5.00mm 0.394 10.00mm 8533.40.80.70 STRIP PACK Ceramic e3 Tin (Sn) NO WIRE 25% OVERLOAD PROTECTION 0.197 5.00mm 500V 100mA 550V 1.5kOhm 12mA 24mA
B72220S0400K101 B72220S0400K101 TDK Electronics Inc. 0.0000
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0.00000000 download 14 Weeks Bulk 2012 StandarD yes Active 1 (Unlimited) 2 ROHS3 Compliant FLAME PROOF Disc 20mm Through Hole -40°C~105°C TA METAL OXIDE FILM 6750pF @ 1kHz e3 Tin (Sn) NO VARISTOR WIRE 1 VARISTOR 0.2W RADIAL 40V 56V 37J 74.8V 61.2V 68V 40V 2kA 56V
B57364S0409M051 B57364S0409M051 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Reel S364 Active 1 (Unlimited) 2 EAR99 0.827 21.00mm ROHS3 Compliant unknown CQC, UL, VDE 4Ohm 8533.40.80.70 TR 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 3060 K 4 Ω 9.5A 59 m Ω
B59890C0080A053 B59890C0080A053 TDK Electronics Inc. 0.0000
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0.00000000 download Tape & Reel (TR) 2014 Obsolete Not Applicable 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 15mA 40mA
B57213P0250M301 B57213P0250M301 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Bulk P13 Active 1 (Unlimited) EAR99 0.571 14.50mm ROHS3 Compliant unknown CQC, UL, VDE e3 Tin (Sn) ±20% NTC THERMISTOR 0.295 7.50mm 25 Ω 3A 319 m Ω
B59872C0120A051 B59872C0120A051 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) 2014 Active 1 (Unlimited) ROHS3 Compliant Radial, Disc UR Through Hole 0°C~60°C 0.354Dia x 0.197 T 9.00mmx5.00mm 0.492 12.50mm Ceramic 0.197 5.00mm 1A 265V 35Ohms 80mA 160mA
B88069X1510C502 B88069X1510C502 TDK Electronics Inc. 0.0000
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0.00000000 Active 1 (Unlimited) ROHS3 Compliant
B59950C0080A070 B59950C0080A070 TDK Electronics Inc. 0.0000
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0.00000000 download 14 Weeks Bulk yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Radial, Disc UR, VDE Through Hole -40°C~125°C 0.532Dia x 0.138 T 13.50mmx3.50mm 0.669 17.00mm 8533.40.80.70 STRIP PACK Ceramic e3 Tin (Sn) NO WIRE 25% OVERLOAD PROTECTION 0.197 5.00mm 63V 5.5A 80V 3.7Ohm 170mA 350mA
B57238S0809M051 B57238S0809M051 TDK Electronics Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) 2013 S238 Active 1 (Unlimited) 2 EAR99 0.630 16.00mm ROHS3 Compliant unknown 8Ohm 8533.40.80.70 TR, CARDBOARD, 20 INCH e3 TIN NO 170°C -55°C WIRE THROUGH HOLE MOUNT ±20% NTC THERMISTOR 3.9W 25°C RADIAL SOFT START 3065 K 8 Ω 5.5A 131 m Ω
B72214S0301K502 B72214S0301K502 TDK Electronics Inc. 0.0000
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0.00000000 download 15 Weeks Bulk StandarD Active Not Applicable ROHS3 Compliant Disc 14mm Through Hole -40°C~105°C 400pF @ 1kHz 1 76J 517V 423V 470V 300V 4.5kA 385V
B88069X8630B502 B88069X8630B502 TDK Electronics Inc. 0.0000
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Min: 1

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0.00000000 10 Weeks Tray 2007 Active 1 (Unlimited) 3 3 ROHS3 Compliant Axial Cylinder, 3 Lead (Radial Bend) Through Hole 1 UNSPECIFIED WIRE NOT SPECIFIED NOT SPECIFIED INDUSTRIAL NO 90°C -40°C ±20% SURGE PROTECTION CIRCUIT Yes 230V 20000A 20kA
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