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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 Max Operating Temperature Min Operating Temperature Diameter Length RoHS Status Contact Plating Current Rating Additional Feature Package / Case Height Width 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 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 Trip Time or Delay Body Height Case Code (Metric) Case Code (Imperial) Current Rating (Amps) Response Time Rated Power Dissipation (P) Joule Integral-Nom Thermistor Application Lead Diameter Lead Spacing Hold Current Fuse Type Current - Max Voltage - Max Time to Trip Trip Current Breaking Capacity @ Rated Voltage Melting I2t DC Cold Resistance Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max)
MJS 350 MJS 350 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk MJS yes Obsolete Not Applicable EAR99 Non-RoHS Compliant PRE-ARCING TIME: OPEN WITHIN 30 MILLISEC. AT 1000% RATED CURRENT 2AG, 5mm x 15mm (Axial) CE, CSA, UL Through Hole -55°C~125°C 0.217Diax0.591L 5.50mmx15.00mm 250V 8536.10.00.40 6.2mm x 15mm e3 Matte Tin (Sn) NO PIN WIRE CE; CSA; UL 6.2mm 0.35A ELECTRIC FUSE 5x15mm 15mm 350mA Slow Blow Cartridge, Glass 200A 0.8 1.46Ohm
3JS 7 3JS 7 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 3JS yes Obsolete Not Applicable EAR99 Non-RoHS Compliant PRE-ARCING TIME: OPEN WITHIN 30 MILLISEC. AT 1000% RATED CURRENT; RATED BREAKING CAPACITY AT 140 VDC: 150 A 2AG, 5mm x 15mm (Axial) CE, CSA, cURus, PSE Through Hole -55°C~125°C 0.217Diax0.591L 5.50mmx15.00mm 140V 350V 8536.10.00.40 6.2mm x 18mm e3 Matte Tin (Sn) NO PIN WIRE CE; CSA; UL 6.2mm 7A ELECTRIC FUSE TIME LAG 5x15mm 18mm 7A Slow Blow 263 J Cartridge, Glass 100A AC 150A DC 263 0.012Ohm
0679L0750-01 0679L0750-01 Bel Fuse Inc. 0.2937
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0.00000000 8 Weeks Surface Mount Tape & Reel (TR) 0679L Active 1 (Unlimited) 125°C -55°C 6.096mm ROHS3 Compliant 750mA 2-SMD, Square End Block 2.794mm 2.54mm cURus 140mOhm Surface Mount -55°C~125°C 0.240Lx0.100W x 0.110 H 6.10mmx2.54mmx2.79mm 125V 125V 6125 2410 750mA Fast Blow Board Mount (Cartridge Style Excluded) 50A AC 300A DC 0.26 0.14Ohms
MRF 1.6-BULK MRF 1.6-BULK Bel Fuse Inc. 0.6427
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Min: 1

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0.00000000 8 Weeks Bulk MRF Active 1 (Unlimited) ROHS3 Compliant Radial, Can, Vertical CE, CSA, cULus, PSE, SEMKO, VDE Through Hole -55°C~125°C 0.329Dia x 0.303 H 8.35mmx7.70mm 250V 1.6A Fast Blow Board Mount (Cartridge Style Excluded) 35A 1.4 0.035Ohm
5HT 5-R 5HT 5-R Bel Fuse Inc. 0.0000
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0.00000000 11 Weeks Bulk 5HT Active Not Applicable ROHS3 Compliant 5mm x 20mm CCC, CE, CSA, cURus, IMQ, PSE, SEMKO, VDE Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 5A Slow Blow Cartridge, Ceramic 1.5kA 101 0.02Ohms
MRF 50 AMMO MRF 50 AMMO Bel Fuse Inc. 0.0000
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0.00000000 7 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 0.05A Electric Fuse MICRO 7.7mm 50mA Fast Blow Board Mount (Cartridge Style Excluded) 35A 0.001 11.9Ohm
SSQC 1 SSQC 1 Bel Fuse Inc. 0.0000
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0.00000000 download 12 Weeks Tape & Reel (TR) SSQC Active 1 (Unlimited) ROHS3 Compliant 2-SMD, Square End Block with Clip Holder, Surface Mount -55°C~125°C 0.330Lx0.128W x 0.115 H 8.38mmx3.25mmx2.92mm 125V 125V 1A Fast Blow Board Mount (Cartridge Style Excluded) 50A AC 300A DC 0.19 0.11Ohms
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
0678H9250-02 0678H9250-02 Bel Fuse Inc. 0.6535
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Min: 1

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0.00000000 download 9 Weeks Tape & Reel (TR) 0678H Active 1 (Unlimited) ROHS3 Compliant 2-SMD, Square End Block cURus Surface Mount -55°C~125°C 0.386Lx0.120W x 0.120 H 9.80mmx3.05mmx3.05mm 125V 250V 25A Board Mount (Cartridge Style Excluded) 100A AC 1kA DC 660 0.0023Ohms
5MFP 300-R 5MFP 300-R Bel Fuse Inc. 0.0000
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0.00000000 Bulk 5MFP Last Time Buy Not Applicable ROHS3 Compliant 5mm x 20mm (Axial) CE, CSA, cULus Through Hole -55°C~125°C 0.217Diax0.827L 5.50mmx21.00mm 250V 300mA Fast Blow Cartridge, Glass 200A 0.02 1.3Ohms
MJS 6 MJS 6 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk MJS yes Obsolete Not Applicable EAR99 Non-RoHS Compliant PRE-ARCING TIME: OPEN WITHIN 30 MILLISEC. AT 1000% RATED CURRENT 2AG, 5mm x 15mm (Axial) CE, CSA, UL Through Hole -55°C~125°C 0.217Diax0.591L 5.50mmx15.00mm 250V 8536.10.00.40 6.2mm x 15mm e3 Matte Tin (Sn) NO PIN WIRE CE; CSA; UL 6.2mm 0.6A ELECTRIC FUSE 5x15mm 15mm 6A Slow Blow 2 J Cartridge, Glass 200A 211 0.015Ohm
0ADHC9100-BE 0ADHC9100-BE Bel Fuse Inc. 0.0000
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0.00000000 download 6 Weeks Bulk 0ADH Active 1 (Unlimited) ROHS3 Compliant 5AG, 10mm x 38mm (Midget) Holder 0.406Diax1.476L 10.30mmx37.50mm 1kV 1kV 10A Fast Blow Cartridge, Ceramic 30kA
2JQ 250-R 2JQ 250-R Bel Fuse Inc. 0.0000
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0.00000000 Bulk 2JQ Last Time Buy 1 (Unlimited) ROHS3 Compliant 2AG, 5mm x 15mm CE, CSA, cURus Holder -55°C~125°C 0.201Diax0.543L 5.10mmx13.80mm 140V 350V 250mA Fast Blow Cartridge, Glass 100A AC 150A DC 0.014 1.54Ohms
5TTP 100-R 5TTP 100-R Bel Fuse Inc. 0.0000
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0.00000000 Bulk 5TTP yes Last Time Buy 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 0.1A ELECTRIC FUSE 5x20mm 21mm 100mA Slow Blow Cartridge, Glass 100A 0.137 20Ohm
3JQ 250-R 3JQ 250-R Bel Fuse Inc. 0.0000
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0.00000000 Bulk 3JQ Last Time Buy 1 (Unlimited) ROHS3 Compliant 2AG, 5mm x 15mm (Axial) CE, CSA, cURus Through Hole -55°C~125°C 0.217Diax0.591L 5.50mmx15.00mm 140V 350V 250mA Fast Blow Cartridge, Glass 100A AC 150A DC 0.014 1.54Ohms
5MFP 5 5MFP 5 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5MFP yes Obsolete Not Applicable EAR99 Non-RoHS Compliant PRE-ARCING TIME: OPEN WITHIN 5 SEC. AT 200% RATED CURRENT 5mm x 20mm (Axial) CE, CSA, PSE, UL Through Hole -55°C~125°C 0.217Diax0.827L 5.50mmx21.00mm 125V 8536.10.00.40 5.5mm x 21mm e3 Matte Tin (Sn) NO PIN WIRE CE; CSA; UL 5.5mm 0.5A ELECTRIC FUSE 5x20mm 21mm 5A Fast Blow Cartridge, Glass 10kA 38 0.017Ohm
5TT 3.15-R 5TT 3.15-R Bel Fuse Inc. 0.0000
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0.00000000 10 Weeks Bulk 5TT Active 1 (Unlimited) ROHS3 Compliant 5mm x 20mm CE, CSA, PSE Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 125V 3.15A Slow Blow Cartridge, Glass 10kA 68.4 0.038Ohms
3AG 300 3AG 300 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; UL 6.35mm 0.3A ELECTRIC FUSE 31.8mm 300mA Fast Blow Cartridge, Glass 200A 0.044 2.7Ohm
0698Q5000-01 0698Q5000-01 Bel Fuse Inc. 0.0000
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0.00000000 18 Weeks Through Hole Bulk 0698Q Active 1 (Unlimited) EAR99 ROHS3 Compliant Tin 5A Radial, Box 7.6962mm CE, cURus 12mOhm Through Hole -55°C~125°C 0.329Lx0.157W x 0.303 H 8.35mmx4.00mmx7.70mm 140V 350V TAPE AND REEL 8.35mm x 4mm x 7.7mm e3 UL 8.35mm 4 mm ELECTRIC FUSE MICRO Fast Blow Board Mount (Cartridge Style Excluded) 100A AC 150A DC 0.012Ohm
5MF 700-R 5MF 700-R Bel Fuse Inc. 0.6031
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Min: 1

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0.00000000 7 Weeks Bulk 5MF yes Active Not Applicable EAR99 ROHS3 Compliant PRE-ARCING TIME: OPEN WITHIN 5 SEC. AT 200% RATED CURRENT 5mm x 20mm CE, CSA, cULus Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 5.1mm x 20mm e3 Matte Tin (Sn) NO END CAP CE; CSA; UL 5.1mm 0.7A ELECTRIC FUSE 5x20mm 20mm 700mA Fast Blow Cartridge, Glass 200A 0.265 0.305Ohm
C1F 6 C1F 6 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 6A Fast Blow Board Mount (Cartridge Style Excluded) 100A AC 50A DC 1.404 0.015Ohm
5HF 10 5HF 10 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5HF yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 5mm x 20mm CCC, CE, CSA, PSE, SEMKO, UL Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 5.1mm x 20mm e3 Matte Tin (Sn) NO END CAP CCC; CE; CSA; UL 5.1mm 0.1A ELECTRIC FUSE VERY FAST 5x20mm 20mm 10A Fast Blow Cartridge, Ceramic 1.5kA 227 0.006Ohm
0678H3150-02 0678H3150-02 Bel Fuse Inc. 0.8206
Add to Cart

Min: 1

Mult: 1

0.00000000 download 9 Weeks Tape & Reel (TR) 0678H Active 1 (Unlimited) ROHS3 Compliant 2-SMD, Square End Block cURus Surface Mount -55°C~125°C 0.386Lx0.120W x 0.120 H 9.80mmx3.05mmx3.05mm 125V 250V 3.15A Board Mount (Cartridge Style Excluded) 300A AC 2kA DC 2.8 0.035Ohms
0659C3150-12 0659C3150-12 Bel Fuse Inc. 0.3559
Add to Cart

Min: 1

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0.00000000 7 Weeks Holder Bulk 0659C Active 1 (Unlimited) 125°C -55°C 19.9898mm ROHS3 Compliant 3.15A 5mm x 20mm CCC, cURus, PSE, VDE 24mOhm Holder -55°C~125°C 0.205Diax0.787L 5.20mmx20.00mm 250V 3.15A Slow Blow Cartridge, Ceramic 1.5kA 24.8 0.024Ohms
2JQ 400 2JQ 400 Bel Fuse Inc. 0.0000
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0.00000000 Bulk 2JQ yes Obsolete 1 (Unlimited) EAR99 Non-RoHS Compliant RATED BREAKING CAPACITY: 150 A 2AG, 5mm x 15mm CE, CSA, cURus Holder -55°C~125°C 0.201Diax0.543L 5.10mmx13.80mm 140V 350V 5.1mm x 13.8mm e3 Matte Tin (Sn) NO END CAP CE; CSA; PSE; UL 5.1mm 0.4A ELECTRIC FUSE VERY FAST 5x15mm 13.8mm 400mA Fast Blow Cartridge, Glass 100A AC 150A DC 0.05 0.84Ohm
5VT 200-R 5VT 200-R Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5VT Obsolete Not Applicable ROHS3 Compliant 5mm x 20mm Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 200mA Slow Blow Cartridge, Glass
0680L1500-11 0680L1500-11 Bel Fuse Inc. 0.0000
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0.00000000 8 Weeks Tape & Reel (TR) 0680L Active 1 (Unlimited) ROHS3 Compliant 2-SMD, Square End Block AEC-Q200, CE, cURus 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 AC 100A DC 3.3 0.095Ohms
3SBP 300-R 3SBP 300-R Bel Fuse Inc. 0.0000
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0.00000000 Bulk 3SBP yes Last Time Buy EAR99 ROHS3 Compliant 3AB, 3AG, 1/4 x 1-1/4 (Axial) CE, CSA, cULus, PSE Through Hole -55°C~125°C 0.272Diax1.280L 6.90mmx32.50mm 250V 8536.10.00.40 6.9mm x 32.5mm e3 Matte Tin (Sn) NO PIN WIRE CE; CSA; PSE; UL 6.9mm 0.3A ELECTRIC FUSE 14400 s 32.5mm 300mA Slow Blow 1 J Cartridge, Glass 200A 1.85 3.8Ohm
5MT 200 5MT 200 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5MT yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 5mm x 20mm CE, CSA, cULus Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 5.1mm x 20mm e3 Matte Tin (Sn) NO END CAP CE; CSA; PSE; UL 5.1mm 0.2A ELECTRIC FUSE 5x20mm 20mm 200mA Medium Blow Cartridge, Glass 35A 0.11 3.39Ohm
0ZRC0055FF2E 0ZRC0055FF2E 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 9.7mm ROHS3 Compliant Tin Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.382Lx0.122W 9.70mmx3.10mm 0.551 14.00mm 8533.40.80.70 TR 40A Polymeric e3 5.1mm Non-linear Resistors WIRE 1.5W TEMPERATURE SENSING 510 μm 0.201 5.10mm 550mA 40A 90V 10s 1.2A 400mOhm 1.5Ohm
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