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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 RoHS Status Lead Free Contact Plating Voltage - Rated 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 Mounting Feature Reference Standard Body Length or Diameter Body Breadth Rated Current Circuit Protection Type Blow Characteristic Fuse Size Trip Time or Delay Rated Voltage(DC) Body Height Case Code (Metric) Case Code (Imperial) Current Rating (Amps) Response Time Rated Power Dissipation (P) Working Voltage Terminal Placement Joule Integral-Nom Thermistor Application Lead Diameter Applications Lead Spacing Power Dissipation Hold Current Fuse Type Current - Max Voltage - Max Time to Trip Trip Current Current - Hold (Ih) (Max) Thickness (Max) Breaking Capacity @ Rated Voltage Melting I2t DC Cold Resistance Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max) Current - Trip (It)
GSA 7-R GSA 7-R Bel Fuse Inc. 0.0000
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0.00000000 8 Weeks Bulk GSA 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 7A Slow Blow Cartridge, Ceramic 200A 372 0.016Ohms
5VT 6.3 5VT 6.3 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5VT yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 5mm x 20mm CE, CSA, SEMKO, UL, VDE 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; SEMKO; UL; VDE 5.1mm 6.3A ELECTRIC FUSE TIME LAG 5x20mm 20mm 6.3A Slow Blow 658 J Cartridge, Glass 63A 658 0.009Ohm
5STP 5 5STP 5 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5STP yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 5mm x 20mm (Axial) CE, CSA, IMQ, SEMKO, UL, VDE 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 CCC; CE; CSA; SEMKO; UL; VDE 5.5mm 5A ELECTRIC FUSE TIME LAG 5x20mm 21mm 5A Slow Blow 95 J Cartridge, Glass 50A 95 0.011Ohm
0685H9300-01 0685H9300-01 Bel Fuse Inc. 0.3255
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0.00000000 8 Weeks Tape & Reel (TR) C1H Active 1 (Unlimited) ROHS3 Compliant 1206 (3216 Metric) cURus Surface Mount -55°C~125°C 0.126Lx0.062W x 0.026 H 3.20mmx1.58mmx0.65mm 32V 125V e3 Tin (Sn) - with Nickel (Ni) barrier ELECTRIC FUSE 30A Fast Blow Board Mount (Cartridge Style Excluded) 150A AC 300A DC 80.5 0.0011Ohm
5VT 3.15-R 5VT 3.15-R Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5VT Last Time Buy Not Applicable ROHS3 Compliant 5mm x 20mm CCC, CE, CSA, cULus, SEMKO, VDE Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 3.15A Slow Blow Cartridge, Glass 35A 203 0.022Ohms
MJS 200 MJS 200 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 0.2A ELECTRIC FUSE 5x15mm 15mm 200mA Slow Blow Cartridge, Glass 200A 0.26 3.66Ohm
0ZRN0070FF2D 0ZRN0070FF2D Bel Fuse Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) 0ZRN Active Not Applicable ROHS3 Compliant Radial, Disc cURus, TUV, UL Through Hole -40°C~125°C 0.272Lx0.118W 6.90mmx3.00mm 0.425 10.80mm Polymeric 0.201 5.10mm 40A 30V 3.2s 700mA 300mOhms 800mOhms 1.4A
0679H5000-01 0679H5000-01 Bel Fuse Inc. 0.2887
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Min: 1

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0.00000000 9 Weeks Tape & Reel (TR) 0679H Active 1 (Unlimited) EAR99 ROHS3 Compliant 2-SMD, Square End Block cURus Surface Mount -55°C~125°C 0.240Lx0.100W x 0.110 H 6.10mmx2.54mmx2.79mm 60V 350V TAPE AND REEL 6.1mm x 2.54mm x 2.54mm e4 Silver (Ag) UL 6.1mm 2.54 mm 5A ELECTRIC FUSE VERY FAST 2410 14400 s 2.54mm 5A Fast Blow Board Mount (Cartridge Style Excluded) 50A AC 150A DC 5.5 0.014Ohm
0ZCD0150FF2C 0ZCD0150FF2C 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 33V 40A 2920 (7351 Metric) 900μm 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 33V Polymeric e3 TEMPERATURE DEPENDENT RESISTOR WRAPAROUND 7351 2920 DUAL ENDED TEMPERATURE SENSING 1.5W 1.5A 2s 3A 1.5A 0.035 0.90mm 50mOhm 230mOhm
5HTP 500-R 5HTP 500-R Bel Fuse Inc. 0.0000
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0.00000000 11 Weeks Bulk 5HTP yes Active 1 (Unlimited) EAR99 ROHS3 Compliant 5mm x 20mm CCC, CE, CSA, cULus Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 8536.10.00.40 BOX; TAPE AND REEL 5.5mm x 21mm e3 Matte Tin (Sn) NO PIN WIRE THROUGH HOLE CCC; CE; CSA; UL 5.5mm 0.5A ELECTRIC FUSE TIME LAG 5x20mm 21mm 500mA Slow Blow Cartridge, Ceramic 1.5kA 0.46 1.03Ohm
0678H1000-02 0678H1000-02 Bel Fuse Inc. 0.8305
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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 1A Board Mount (Cartridge Style Excluded) 300A AC 2kA DC 0.3 0.21Ohms
2JQ 1.5-R 2JQ 1.5-R Bel Fuse Inc. 0.0000
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0.00000000 7 Weeks Bulk 2JQ yes Active 1 (Unlimited) EAR99 ROHS3 Compliant RATED BREAKING CAPACITY: 150 A 2AG, 5mm x 15mm CE, CSA, cURus, PSE 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 1.5A ELECTRIC FUSE VERY FAST 5x15mm 13.8mm 1.5A Fast Blow 1 J Cartridge, Glass 100A AC 150A DC 1.4 0.056Ohm
0ZCJ0200FF2C 0ZCJ0200FF2C Bel Fuse Inc. 0.0000
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0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) 0ZCJ Active 2A (4 Weeks) ROHS3 Compliant Lead Free Tin 1206 (3216 Metric), Concave cURus, TUV Surface Mount -40°C~85°C 0.128Lx0.065W 3.25mmx1.65mm Y 3.5mm x 1.8mm x 1.6mm 100A Polymeric e3 TEMPERATURE DEPENDENT RESISTOR TUV, UL 3216 1206 6V 2A 100A 6V 1.5s 3.5A 0.063 1.60mm 18mOhm 80mOhm
0678D0630-02 0678D0630-02 Bel Fuse Inc. 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 0678D 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 250V 350V 630mA Fast Blow Board Mount (Cartridge Style Excluded) 100A 0.06 0.54Ohms
RJS 700 RJS 700 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk RJS Obsolete Not Applicable EAR99 Non-RoHS Compliant PRE-ARCING TIME: OPEN WITHIN 3 SEC. AT 200% RATED CURRENT Radial Bend Cylinder CE, CSA, cURus Through Hole -55°C~125°C 0.181Diax0.760L 4.60mmx19.30mm 600V 8536.10.00.40 19.3mm x 4.6mm e3 Matte Tin (Sn) NO PIN WIRE CE; CSA; UL 19.3mm 0.7A ELECTRIC FUSE TIME LAG 4.6mm 700mA Slow Blow 3 J Telecom Board Mount 60A 4.8 0.49Ohm
RJS 100-R SHORT RJS 100-R SHORT Bel Fuse Inc. 0.0000
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0.00000000 7 Weeks Bulk RJS Active 1 (Unlimited) ROHS3 Compliant Radial Bend Cylinder CE, CSA, cURus Through Hole -55°C~125°C 0.181Diax0.760L 4.60mmx19.30mm 600V 100mA Slow Blow Telecom Board Mount 100A 0.11 17.5Ohm
0ZCC0110FF2C 0ZCC0110FF2C Bel Fuse Inc. 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 0ZCC Obsolete 2A (4 Weeks) 2 ROHS3 Compliant Tin 1812 (4532 Metric) cURus, TUV Surface Mount -40°C~85°C 0.179Lx0.128W 4.55mmx3.24mm TR, 7 INCH 100A Polymeric e3 Non-linear Resistors WRAPAROUND 4532 1812 0.8W DUAL ENDED TEMPERATURE SENSING 1.1A 100A 8V 300ms 2.2A 0.022 0.55mm 40mOhm 210mOhm
5TT 250-R 5TT 250-R Bel Fuse Inc. 0.0000
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0.00000000 10 Weeks Bulk 5TT Active Not Applicable ROHS3 Compliant 5mm x 20mm CE, CSA, cULus Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 250mA Slow Blow Cartridge, Glass 100A 0.719 3.16Ohms
5HFP 1.6 5HFP 1.6 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5HFP yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 5mm x 20mm (Axial) CCC, CE, CSA, IMQ, PSE, SEMKO, UL 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 CCC; CE; CSA; IMQ; PSE; SEMKO; UL; VDE 5.5mm 1.6A ELECTRIC FUSE VERY FAST 5x20mm 21mm 1.6A Fast Blow 2 J Cartridge, Ceramic 1.5kA 2.1 0.08Ohm
5HFP 2.5 5HFP 2.5 Bel Fuse Inc. 0.0000
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0.00000000 download Bulk 5HFP yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 5mm x 20mm (Axial) CCC, CE, CSA, IMQ, PSE, SEMKO, UL 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 CCC; CE; CSA; IMQ; PSE; SEMKO; UL; VDE 5.5mm 2.5A ELECTRIC FUSE VERY FAST 5x20mm 21mm 2.5A Fast Blow 6 J Cartridge, Ceramic 1.5kA 6.8 0.04Ohm
5TT 2-R 5TT 2-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, cULus, PSE Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 2A Slow Blow Cartridge, Glass 100A 29.9 0.08Ohms
SSQ 2 /5K SSQ 2 /5K Bel Fuse Inc. 0.0000
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0.00000000 Tape & Reel (TR) SSQ Not For New Designs 1 (Unlimited) EAR99 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 TAPE AND REEL YES END CAP CE; CSA; UL 2.54 mm 2A ELECTRIC FUSE VERY FAST 86V 2.54mm 2A Fast Blow 1 J Board Mount (Cartridge Style Excluded) 50A AC 300A DC 1 0.039Ohm
0ZRM0075FF1E 0ZRM0075FF1E 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 0.417Dia x 0.150 T 10.60mmx3.80mm 0.610 15.50mm 8533.40.80.70 5A Polymeric e3 5.1mm Non-linear Resistors WIRE 1.8W TEMPERATURE SENSING 650 μm 0.201 5.10mm 750mA 5A 120V 6.3s 1.5A 250mOhm 600mOhm
RJS 200SHORT RJS 200SHORT Bel Fuse Inc. 0.0000
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0.00000000 download Bulk RJS Obsolete Not Applicable Non-RoHS Compliant Radial Bend Cylinder CE, CSA, cURus Through Hole -55°C~125°C 0.181Diax0.760L 4.60mmx19.30mm 600V 200mA Slow Blow Telecom Board Mount 60A 0.41 4.8Ohms
5TT 3-R 5TT 3-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, cULus, PSE Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 3A Slow Blow Cartridge, Glass 100A 55.6 0.043Ohms
0ADBP2500-RE 0ADBP2500-RE Bel Fuse Inc. 0.0000
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0.00000000 download 6 Weeks Bulk 0ADBP Active 1 (Unlimited) ROHS3 Compliant 3AB, 3AG, 1/4 x 1-1/4 (Axial) cURus Through Hole -55°C~125°C 0.266Dia x 1.292 H 6.76mmx32.82mm 1kV 1kV 2.5A Fast Blow Cartridge, Ceramic 10kA 4.5 0.088Ohms
SSQ 12 /5K SSQ 12 /5K 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, cULus Surface Mount -55°C~125°C 0.240Lx0.100W x 0.100 H 6.10mmx2.54mmx2.54mm 86V 125V 12A Fast Blow Board Mount (Cartridge Style Excluded) 50A AC 10kA DC 70 0.005Ohms
0686F1250-01 0686F1250-01 Bel Fuse Inc. 0.0000
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0.00000000 15 Weeks Tape & Reel (TR) C2F Active 1 (Unlimited) ROHS3 Compliant 0603 (1608 Metric) cURus Surface Mount -55°C~125°C 0.063Lx0.032W x 0.020 H 1.60mmx0.81mmx0.52mm 63V 32V 1.25A Fast Blow Board Mount (Cartridge Style Excluded) 35A AC 50A DC 0.0045 110mOhms
MRF 2 AMMO MRF 2 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, PSE, 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 2A Electric Fuse MICRO 7.7mm 2A Fast Blow Board Mount (Cartridge Style Excluded) 35A 2.1 0.028Ohm
0ZCJ0020FF2E 0ZCJ0020FF2E Bel Fuse Inc. 0.0000
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0.00000000 download 14 Weeks Surface Mount Cut Tape (CT) 0ZCJ Active 2A (4 Weeks) 2 EAR99 ROHS3 Compliant Lead Free Tin 30V 10A MINIMUM RESISTANCE IS 0.6 OHMS 1206 (3216 Metric), Concave 750μm cURus, TUV 2.5Ohm Surface Mount -40°C~85°C 0.128Lx0.065W 3.25mmx1.65mm 8533.40.80.70 TR, 7 INCH 3.5mm x 1.8mm x 0.75mm 10A 30V Polymeric e3 TEMPERATURE DEPENDENT RESISTOR WRAPAROUND UL 3216 1206 DUAL ENDED TEMPERATURE SENSING 400mW 200mA 100ms 400mA 200mA 0.030 0.75mm 600mOhm 2.5Ohm
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