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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 Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations ECCN Code Orientation Diameter RoHS Status Lead Free Contact Material Contact Plating Current Rating Additional Feature Package / Case Height Approval Agency Resistance Mounting Type Operating Temperature Size / Dimension Voltage - Rated DC Height Seated (Max) Voltage - Rated AC HTS Code Packing Method Physical Dimension Max Current Rating Max Voltage Rating (DC) Type JESD-609 Code Terminal Finish Surface Mount Terminal Pitch Subcategory Terminal Shape Reference Standard Body Length or Diameter Body Breadth Rated Current Circuit Protection Type Blow Characteristic Fuse Size Body Height Termination Style Case Code (Metric) Case Code (Imperial) Current Rating (Amps) Number of Circuits Response Time Rated Power Dissipation (P) Working Voltage Terminal Placement Joule Integral-Nom Thermistor Application Lead Diameter Lead Spacing Circuit DC Voltage-Max Power Dissipation Contact Finish Hold Current Fuse Type Current - Max Voltage - Max Time to Trip Trip Current Thickness (Max) Breaking Capacity @ Rated Voltage Melting I2t DC Cold Resistance Fuseholder Type Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max)
0ADKC0800-BE 0ADKC0800-BE Bel Fuse Inc. 1.8173
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0.00000000 6 Weeks Bulk 0ADKC Active 1 (Unlimited) ROHS3 Compliant 5mm x 20mm cURus Holder -55°C~125°C 0.205Diax0.787L 5.20mmx20.00mm 500V 600V 800mA Slow Blow Cartridge, Ceramic 200A AC 300A DC 1.18
3AB 12-R 3AB 12-R Bel Fuse Inc. 0.0000
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0.00000000 8 Weeks Bulk 3AB Active 1 (Unlimited) ROHS3 Compliant 3AB, 3AG, 1/4 x 1-1/4 CE, CSA, cURus, PSE Holder -55°C~125°C 0.250Diax1.252L 6.35mmx31.80mm 250V 12A Fast Blow Cartridge, Ceramic 750A 501 0.008Ohms
0ZCD0250FF2C 0ZCD0250FF2C Bel Fuse Inc. 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 0ZCD Obsolete 2A (4 Weeks) 2 EAR99 ROHS3 Compliant Tin 2920 (7351 Metric) cURus, TUV Surface Mount -40°C~85°C 0.290Lx0.202W 7.36mmx5.12mm 8533.40.80.70 TR, 7 INCH 7.98mm x 5.44mm x 0.9mm 40A 16V Polymeric e3 TEMPERATURE DEPENDENT RESISTOR WRAPAROUND 7351 2920 DUAL ENDED TEMPERATURE SENSING 1.5W 2.5A 40A 16s 5A 0.035 0.90mm 25mOhm 85mOhm
C2Q 4 C2Q 4 Bel Fuse Inc. 0.0000
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0.00000000 23 Weeks Cut Tape (CT) C2Q Active 1 (Unlimited) ROHS3 Compliant 0603 (1608 Metric) CE, cURus Surface Mount -55°C~125°C 0.063Lx0.032W x 0.019 H 1.60mmx0.82mmx0.48mm 63V 32V 4A Fast Blow Board Mount (Cartridge Style Excluded) 35A AC 50A DC 0.63 0.025Ohms
0ZRM0375FF1A 0ZRM0375FF1A Bel Fuse Inc. 0.0000
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0.00000000 download 14 Weeks Through Hole Bulk 0ZRM yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Tin Radial, Disc cURus, TUV Through Hole -40°C~85°C 1.161Dia x 0.161 T 29.50mmx4.10mm 1.339 34.00mm 8533.40.80.70 20A Polymeric e3 10.2mm Non-linear Resistors WIRE 4.8W TEMPERATURE SENSING 810 μm 0.402 10.20mm 3.75A 20A 120V 24s 7.5A 30mOhm 80mOhm
0ZCF0030FF2C 0ZCF0030FF2C Bel Fuse Inc. 0.0000
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0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) 0ZCF Active 2A (4 Weeks) EAR99 ROHS3 Compliant Tin 2920 (7351 Metric), Concave cURus, TUV Surface Mount -40°C~85°C 0.290Lx0.202W 7.36mmx5.12mm 8533.40.80.70 10A Polymeric e3 7351 2920 300mA 100A 60V 3s 600mA 0.045 1.15mm 1Ohm 4.8Ohm
0ZCG0075BF2B 0ZCG0075BF2B Bel Fuse Inc. 0.0000
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0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) 0ZCG Active 2A (4 Weeks) 2 ROHS3 Compliant Lead Free Tin MINIMUM RESISTANCE IS 0.11 OHMS 1812 (4532 Metric), Concave cURus, TUV Surface Mount -40°C~85°C 0.179Lx0.128W 4.55mmx3.24mm TR, 7 INCH 40A Polymeric WRAPAROUND UL 4532 1812 33V DUAL ENDED TEMPERATURE SENSING 33V 750mA 40A 33V 200ms 1.5A 0.061 1.55mm 110mOhm 400mOhm
FC-211-22 FC-211-22 Bel Fuse Inc. 0.0000
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0.00000000 download 6 Weeks Active 1 (Unlimited) Horizontal ROHS3 Compliant Brass Through Hole 5mm Dia PC Pin 10A 1 Tin Cartridge Clip
0ZRC0017FF2E 0ZRC0017FF2E Bel Fuse Inc. 0.0000
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0.00000000 download 14 Weeks Through Hole Tape & Reel (TR) 0ZRC yes Active 1 (Unlimited) 2 EAR99 7.4mm ROHS3 Compliant Tin Radial, Disc cURus Through Hole -40°C~85°C 0.291Lx0.122W 7.40mmx3.10mm 0.500 12.70mm 8533.40.80.70 TR 40A Polymeric e3 5.1mm Non-linear Resistors WIRE 0.48W TEMPERATURE SENSING 510 μm 0.201 5.10mm 170mA 40A 90V 3s 340mA 2Ohm 8Ohm
SST 1.5/5K SST 1.5/5K Bel Fuse Inc. 0.0000
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0.00000000 9 Weeks Tape & Reel (TR) SST Active 1 (Unlimited) ROHS3 Compliant 2-SMD, Square End Block CE, CSA, cULus Surface Mount -55°C~125°C 0.240Lx0.100W x 0.100 H 6.10mmx2.54mmx2.54mm 125V 125V 1.5A Slow Blow Board Mount (Cartridge Style Excluded) 50A 3 0.081Ohms
5ETP 1-R 5ETP 1-R Bel Fuse Inc. 0.6822
Add to Cart

Min: 1

Mult: 1

0.00000000 10 Weeks Bulk 5ETP yes Active 1 (Unlimited) ROHS3 Compliant 5mm x 20mm (Axial) CCC, CE, CSA, cULus, SEMKO, VDE Through Hole -55°C~125°C 0.217Diax0.827L 5.50mmx21.00mm 250V 5.5mm x 21mm e3 MATTE TIN NO PIN WIRE CCC; CE; CSA; SEMKO; VDE; UL 5.5mm 1A ELECTRIC FUSE TIME LAG 21mm 1A Slow Blow 28 J Cartridge, Glass 150A 28 0.11Ohm
MRF 500 AMMO MRF 500 AMMO Bel Fuse Inc. 0.0000
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0.00000000 8 Weeks Tape & Box (TB) MRF Active 1 (Unlimited) EAR99 ROHS3 Compliant Radial, Can, Vertical CE, CSA, cULus, SEMKO, VDE Through Hole -55°C~125°C 0.329Dia x 0.303 H 8.35mmx7.70mm 250V 8.35mm x 7.7mm e3 Matte Tin (Sn) CE, CSA, PSE, UL, VDE 8.35mm 0.5A Electric Fuse MICRO 7.7mm 500mA Fast Blow Board Mount (Cartridge Style Excluded) 35A 0.2 0.17Ohm
0ZRM0017FF2C 0ZRM0017FF2C Bel Fuse Inc. 0.0000
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0.00000000 14 Weeks Through Hole Tape & Reel (TR) 0ZRM Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Tin Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.311Dia x 0.150 T 7.90mmx3.80mm 0.512 13.00mm 8533.40.80.70 TR 2A Polymeric e3 5.1mm Non-linear Resistors WIRE OVERLOAD PROTECTION 510 μm 0.201 5.10mm 170mA 2A 120V 10s 340mA 2Ohm 7Ohm
0697H0800-02 0697H0800-02 Bel Fuse Inc. 0.0000
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0.00000000 10 Weeks Through Hole Tape & Box (TB) 0697H Active 1 (Unlimited) EAR99 ROHS3 Compliant 800mA Radial, Box 7.7978mm cURus 140mOhm Through Hole -55°C~125°C 0.329Lx0.157W x 0.307 H 8.35mmx4.00mmx7.80mm 100V 350V 8.5mm x 4mm x 7.8mm e3 Matte Tin (Sn) UL 8.5mm 4 mm ELECTRIC FUSE TIME LAG MICRO Slow Blow Board Mount (Cartridge Style Excluded) 100A AC 65A DC 3.6 0.14Ohm
SSQ 315/1K SSQ 315/1K Bel Fuse Inc. 0.0000
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0.00000000 Tape & Reel (TR) SSQ Not For New Designs 1 (Unlimited) ROHS3 Compliant 2-SMD, Square End Block CE, CSA, cULus Surface Mount -55°C~125°C 0.240Lx0.100W x 0.100 H 6.10mmx2.54mmx2.54mm 125V 315mA Fast Blow Board Mount (Cartridge Style Excluded) 50A AC 300A DC
3SB 500-R 3SB 500-R Bel Fuse Inc. 0.8009
Add to Cart

Min: 1

Mult: 1

0.00000000 8 Weeks Bulk 3SB Active 1 (Unlimited) ROHS3 Compliant 3AB, 3AG, 1/4 x 1-1/4 CE, CSA, cULus Holder -55°C~125°C 0.250Diax1.252L 6.35mmx31.80mm 250V 500mA Slow Blow Cartridge, Glass 200A 4.43 1.4Ohms
0ADBC0500-BE 0ADBC0500-BE Bel Fuse Inc. 1.9033
Add to Cart

Min: 1

Mult: 1

0.00000000 download 6 Weeks Bulk 0ADBC Active 1 (Unlimited) ROHS3 Compliant 3AB, 3AG, 1/4 x 1-1/4 cURus Holder -55°C~125°C 0.250Diax1.252L 6.35mmx31.80mm 1kV 1kV 500mA Fast Blow Cartridge, Ceramic 10kA 0.081 1.16Ohms
0697H5000-05 0697H5000-05 Bel Fuse Inc. 0.0000
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0.00000000 10 Weeks Through Hole Bulk 0697H Active 1 (Unlimited) EAR99 ROHS3 Compliant 5A Radial, Box 7.7978mm cURus 13mOhm Through Hole -55°C~125°C 0.329Lx0.157W x 0.307 H 8.35mmx4.00mmx7.80mm 72V 350V TAPE AND REEL 8.5mm x 4mm x 7.8mm e3 Matte Tin (Sn) UL 8.5mm 4 mm ELECTRIC FUSE TIME LAG MICRO Slow Blow Board Mount (Cartridge Style Excluded) 150A AC 200A DC 130 0.013Ohm
0ZRB0250FF1E 0ZRB0250FF1E Bel Fuse Inc. 0.0000
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0.00000000 download 14 Weeks Through Hole Box 0ZRB yes Active 1 (Unlimited) 2 ROHS3 Compliant Tin Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.449Lx0.118W 11.40mmx3.00mm 0.720 18.30mm BULK 40A 30V Polymeric e3 5.1mm Non-linear Resistors WIRE TEMPERATURE SENSING 510 μm 0.201 5.10mm 1.2W 2.5A 40A 10.3s 5A 20mOhm 70mOhm
0ZRM0100FF1E 0ZRM0100FF1E Bel Fuse Inc. 0.0000
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0.00000000 14 Weeks Through Hole Bulk 0ZRM yes Active 1 (Unlimited) 2 EAR99 ROHS3 Compliant Tin Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.453Dia x 0.161 T 11.50mmx4.10mm 0.791 20.10mm 8533.40.80.70 10A Polymeric e3 5.1mm Non-linear Resistors WIRE TEMPERATURE SENSING 810 μm 0.201 5.10mm 1A 10A 120V 15s 2A 180mOhm 470mOhm
C1F 5 C1F 5 Bel Fuse Inc. 0.0000
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0.00000000 7 Weeks Cut Tape (CT) C1F Active 1 (Unlimited) ROHS3 Compliant 1206 (3216 Metric) cURus Surface Mount -55°C~125°C 0.126Lx0.062W 3.20mmx1.58mm 63V 125V 5A Fast Blow Board Mount (Cartridge Style Excluded) 100A AC 50A DC 0.83 0.02Ohms
0678-125U-02 0678-125U-02 Bel Fuse Inc. 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete Not Applicable ROHS3 Compliant 0.380Lx0.120W x 0.120 H 9.65mmx3.05mmx3.05mm 125V 600V 1.25A
0ZRA1000FF1A 0ZRA1000FF1A Bel Fuse Inc. 0.0000
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0.00000000 download 14 Weeks Through Hole Box 0ZRA yes Active 1 (Unlimited) 2 ROHS3 Compliant Tin Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.650Lx0.118W 16.50mmx3.00mm 0.949 24.10mm BULK 100A Polymeric e3 5.1mm WIRE 3.3W TEMPERATURE SENSING 810 μm 0.201 5.10mm 10A 100A 16V 12.5s 17A 3mOhm 12mOhm
MS 1TR MS 1TR Bel Fuse Inc. 0.0000
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0.00000000 download Tape & Reel (TR) MS Obsolete Not Applicable Axial CE, CSA, cURus Through Hole -55°C~125°C 0.125Diax0.280L 3.18mmx7.10mm 125V 125V 1A Slow Blow Board Mount (Cartridge Style Excluded) 50A AC 300A DC 0.81 0.338Ohms
0ZRB0400FF2B 0ZRB0400FF2B Bel Fuse Inc. 0.0000
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0.00000000 14 Weeks Through Hole Tape & Reel (TR) 0ZRB yes Active 1 (Unlimited) 2 ROHS3 Compliant Tin 0.01 TO OHMS AT 0.035 DEG CEL Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.551Lx0.118W 14.00mmx3.00mm 0.791 20.10mm TR 40A Polymeric e3 5.1mm Non-linear Resistors WIRE TEMPERATURE SENSING 810 μm 0.201 5.10mm 4A 40A 30V 12.7s 8A 10mOhm 50mOhm
3AG 2.5 3AG 2.5 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 3AG Obsolete Not Applicable EAR99 Non-RoHS Compliant PRE-ARCING TIME: OPEN WITHIN 5 SEC. AT 200% RATED CURRENT 3AB, 3AG, 1/4 x 1-1/4 CE, CSA, PSE, UL Holder -55°C~125°C 0.250Diax1.252L 6.35mmx31.80mm 250V 6.35mm x 31.8mm NO END CAP CE; CSA; PSE; UL 6.35mm 2.5A ELECTRIC FUSE 31.8mm 2.5A Fast Blow 12 J Cartridge, Glass 200A 12 0.047Ohm
5ST 2.5 5ST 2.5 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5ST yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 5mm x 20mm CE, CSA, IMQ, SEMKO, UL, VDE Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V e3 Matte Tin (Sn) NO END CAP CCC; CE; CSA; SEMKO; UL; VDE 5.1mm 2.5A ELECTRIC FUSE TIME LAG 2.5A Slow Blow 20 J Cartridge, Glass 35A 20 0.02Ohm
5TTP 400-R 5TTP 400-R Bel Fuse Inc. 0.0000
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0.00000000 10 Weeks Bulk 5TTP yes Active EAR99 ROHS3 Compliant PRE-ARCING TIME: OPEN WITHIN 5 SEC. AT 200% RATED CURRENT 5mm x 20mm (Axial) CE, CSA, cULus Through Hole -55°C~125°C 0.217Diax0.827L 5.50mmx21.00mm 250V 8536.10.00.40 5.5mm x 21mm e3 Matte Tin (Sn) NO PIN WIRE CE; CSA; UL 5.5mm 0.4A ELECTRIC FUSE 5x20mm 21mm 400mA Slow Blow 1 J Cartridge, Glass 100A 1.65 1.45Ohm
RST 250-BULK RST 250-BULK Bel Fuse Inc. 0.0000
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0.00000000 19 Weeks Bulk RST Active Not Applicable ROHS3 Compliant Radial, Box CCC, CE, cURus, SEMKO, VDE Through Hole -55°C~125°C 0.329Lx0.157W x 0.303 H 8.35mmx4.00mmx7.70mm 250V 250mA Slow Blow Board Mount (Cartridge Style Excluded) 100A 0.41 0.55Ohm
5ET 1.6-R 5ET 1.6-R Bel Fuse Inc. 0.0000
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0.00000000 10 Weeks Bulk 5ET Active 1 (Unlimited) ROHS3 Compliant 5mm x 20mm CCC, CE, CSA, cURus, SEMKO, VDE Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 1.6A Slow Blow Cartridge, Glass 150A 62 0.059Ohms
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