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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 Diameter RoHS Status Contact Plating Additional Feature Package / Case Approval Agency 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 Operating Temperature (Max) Operating Temperature (Min) Subcategory Terminal Shape Reference Standard Body Length or Diameter Body Breadth Rated Current Circuit Protection Type Blow Characteristic Fuse Size Trip Time or Delay Rated Voltage(DC) Pre-arcing Rating Body Height Current Rating (Amps) Response Time Rated Power Dissipation (P) Joule Integral-Nom Thermistor Application Lead Diameter Lead Spacing Power Dissipation 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)
0685P5000-01 0685P5000-01 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 24 Weeks Tape & Reel (TR) 0685P Active 1 (Unlimited) ROHS3 Compliant 1206 (3216 Metric) CE, cURus Surface Mount -55°C~125°C 0.126Lx0.062W x 0.025 H 3.20mmx1.58mmx0.63mm 63V 50V 5A Fast Blow Board Mount (Cartridge Style Excluded) 50A AC 100A DC 4.1 0.027Ohms
5HFP 1.6-R 5HFP 1.6-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Bulk 5HFP Active ROHS3 Compliant 5mm x 20mm (Axial) CCC, CE, CSA, cULus, IMQ, PSE, SEMKO, VDE Through Hole -55°C~125°C 0.217Diax0.827L 5.50mmx21.00mm 250V 1.6A Fast Blow Cartridge, Ceramic 1.5kA 2.1 0.08Ohms
0ZRB0135FF1E 0ZRB0135FF1E Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Through Hole Bulk 0ZRB yes Active 1 (Unlimited) 2 ROHS3 Compliant Tin 0.04 TO OHMS AT 0.095 DEG CEL Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.350Lx0.118W 8.90mmx3.00mm 0.532 13.50mm 40A 30V Polymeric e3 5.1mm Non-linear Resistors WIRE TEMPERATURE SENSING 510 μm 0.201 5.10mm 800mW 1.35A 40A 7.3s 2.7A 40mOhm 130mOhm
RSTA 2 BULK RSTA 2 BULK Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 11 Weeks Bulk RSTA Active 1 (Unlimited) ROHS3 Compliant Radial, Box CQC, cURus, PSE, VDE Through Hole -55°C~125°C 0.329Lx0.157W x 0.307 H 8.35mmx4.00mmx7.80mm 63V 250V 2A Slow Blow Board Mount (Cartridge Style Excluded) 100A 26 0.032Ohms
SMP 1.25 SMP 1.25 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Cut Tape (CT) SMP Obsolete Not Applicable EAR99 ROHS3 Compliant RATED BREAKING CAPACITY AT 125 VDC: 100 A 2-SMD, Square End Block CE, cURus Surface Mount 0.380Lx0.120W x 0.120 H 9.65mmx3.05mmx3.05mm 125V 600V 8536.10.00.40 TAPE AND REEL 9.65mm x 3.05mm x 3.05mm e3 Matte Tin (Sn) YES 125°C -55°C WRAPAROUND CE; UL 9.65mm 3.05 mm 1.25A ELECTRIC FUSE 3.05mm 1.25A 14 J Board Mount (Cartridge Style Excluded) 60A AC 100A DC 17 0.079Ohm
5STP 2 5STP 2 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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 0.2A ELECTRIC FUSE TIME LAG 5x20mm 21mm 2A Slow Blow Cartridge, Glass 35A 12 0.03Ohm
5TTP 500-R 5TTP 500-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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 0.5A ELECTRIC FUSE 5x20mm 21mm 500mA Slow Blow 2 J Cartridge, Glass 100A 2.49 0.981Ohm
0ADBC1250-BE 0ADBC1250-BE Bel Fuse Inc. 0.0000
RFQ

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 1.25A Fast Blow Cartridge, Ceramic 10kA 3 0.26Ohms
5HFP 6.3 5HFP 6.3 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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 6.3A ELECTRIC FUSE VERY FAST 5x20mm 21mm 6.3A Fast Blow 70 J Cartridge, Ceramic 1.5kA 70 0.012Ohm
5SF 250 5SF 250 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk 5SF 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 5.1mm x 20mm e3 Matte Tin (Sn) NO END CAP CCC; CE; CSA; SEMKO; UL; VDE 5.1mm 0.25A ELECTRIC FUSE 5x20mm 20mm 250mA Fast Blow Cartridge, Glass 35A 0.05 1.3Ohm
MS 3 MS 3 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk MS Obsolete Not Applicable Axial CE, CSA, cURus Through Hole -55°C~125°C 0.125Diax0.280L 3.18mmx7.10mm 125V 125V 3A Slow Blow Board Mount (Cartridge Style Excluded) 50A AC 300A DC 8 0.056Ohms
3SBP 375 3SBP 375 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk 3SBP yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 3AB, 3AG, 1/4 x 1-1/4 (Axial) CE, CSA, PSE, UL 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 0.375A ELECTRIC FUSE 14400 s 32.5mm 375mA Slow Blow 2 J Cartridge, Glass 35A 2.6 2.8Ohm
5SF 6.3-R 5SF 6.3-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 10 Weeks Bulk 5SF yes Active Not Applicable EAR99 ROHS3 Compliant 5mm x 20mm CCC, CE, CSA, cURus, IMQ, SEMKO, 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 5x20mm 20mm 6.3A Fast Blow 65 J Cartridge, Glass 63A 65 0.01Ohm
0680L8000-05 0680L8000-05 Bel Fuse Inc. 0.5438
Add to Cart

Min: 1

Mult: 1

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 75V 50V 8A Slow Blow Board Mount (Cartridge Style Excluded) 100A AC 500A DC 108 0.0099Ohms
5SF 125-R 5SF 125-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk 5SF Last Time Buy Not Applicable ROHS3 Compliant 5mm x 20mm CCC, CE, CSA, cURus, IMQ, SEMKO, VDE Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 125mA Fast Blow Cartridge, Glass 35A 0.009 3.5Ohms
0685P9300-01 0685P9300-01 Bel Fuse Inc. 0.7969
Add to Cart

Min: 1

Mult: 1

0.00000000 24 Weeks Tape & Reel (TR) 0685P Active 1 (Unlimited) ROHS3 Compliant 1206 (3216 Metric) CE, cURus Surface Mount -55°C~125°C 0.126Lx0.062W x 0.025 H 3.20mmx1.58mmx0.63mm 50V 30A Fast Blow Board Mount (Cartridge Style Excluded) 250A 450 0.001Ohms
0686F5000-01 0686F5000-01 Bel Fuse Inc. 0.2561
Add to Cart

Min: 1

Mult: 1

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 5A Fast Blow Board Mount (Cartridge Style Excluded) 35A AC 50A DC 0.14 13.5mOhms
3ABP 100 3ABP 100 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk 3ABP yes 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 (Axial) CE, CSA, PSE, UL 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; UL 6.9mm 0.1A ELECTRIC FUSE 6x32mm 32.5mm 100mA Fast Blow Cartridge, Ceramic 35A 0.002 12.5Ohm
SST 2.5 SST 2.5 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks Cut Tape (CT) 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 TAPE AND REEL 6.1mm x 2.54mm x 2.54mm e4 Nickel/Palladium (Ni/Pd) CE; CSA; UL 6.1mm 2.54 mm 2A Electric Fuse TIME LAG 2410 14400 s 5 A2/s 2.54mm 2.5A Slow Blow Board Mount (Cartridge Style Excluded) 50A 9 0.044Ohm
SST 625 SST 625 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks Tape & Reel (TR) SST Active 1 (Unlimited) EAR99 ROHS3 Compliant PRE-ARCING TIME: OPEN WITHIN 0.02 SEC AT 800% RATED CURRENT 2-SMD, Square End Block CSA, cULus Surface Mount -55°C~125°C 0.240Lx0.100W x 0.100 H 6.10mmx2.54mmx2.54mm 125V 8536.10.00.40 TAPE AND REEL 6.1mm x 2.54mm x 2.54mm e4 Nickel/Palladium (Ni/Pd) YES WRAPAROUND CE; CSA; UL 6.1mm 2.54 mm 0.625A ELECTRIC FUSE 125V 2.54mm 625mA Slow Blow Board Mount (Cartridge Style Excluded) 50A 0.45 0.4Ohm
5TTP 10 5TTP 10 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk 5TTP yes Obsolete Not Applicable EAR99 Non-RoHS Compliant PRE-ARCING TIME: OPEN WITHIN 3 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 10A ELECTRIC FUSE 5x20mm 21mm 10A Slow Blow 467 J Cartridge, Ceramic 1kA 467 0.007Ohm
0ZRC0017FF2E 0ZRC0017FF2E Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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
SSTC 500 SSTC 500 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Tape & Reel (TR) SSTC yes Active 1 (Unlimited) EAR99 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 8536.10.00.40 TAPE AND REEL 7.49mm x 3.25mm x 2.92mm e3 Matte Tin (Sn) YES WRAPAROUND 7.49mm 3.25 mm 0.5A ELECTRIC FUSE 125V 2.92mm 500mA Slow Blow Board Mount (Cartridge Style Excluded) 50A 0.27 0.46Ohm
0ADBC2500-BE 0ADBC2500-BE Bel Fuse Inc. 3.3972
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 2.5A Fast Blow Cartridge, Ceramic 10kA 4.5 0.088Ohms
5MT 500-R 5MT 500-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk 5MT Last Time Buy Not Applicable ROHS3 Compliant 5mm x 20mm CE, CSA, cULus Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 500mA Medium Blow Cartridge, Glass 35A 0.88 0.628Ohms
GSA 2 GSA 2 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk GSA Obsolete Not Applicable Non-RoHS Compliant 3AB, 3AG, 1/4 x 1-1/4 CE, CSA, PSE, UL Holder -55°C~125°C 0.250Diax1.252L 6.35mmx31.80mm 250V 2A Slow Blow Cartridge, Ceramic 100A 61 0.14Ohms
0678D2500-02 0678D2500-02 Bel Fuse Inc. 0.3154
Add to Cart

Min: 1

Mult: 1

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 125V 350V 2.5A Fast Blow Board Mount (Cartridge Style Excluded) 100A AC 2kA DC 1.6 0.043Ohms
MRF 125-BULK-SHORT MRF 125-BULK-SHORT Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 7 Weeks Bulk MRF Active 1 (Unlimited) ROHS3 Compliant Radial, Can, Vertical Through Hole -55°C~125°C 0.329Dia x 0.303 H 8.35mmx7.70mm 250V 125mA Fast Blow Board Mount (Cartridge Style Excluded) 35A 0.007 3.1Ohm
0680L9120-01 0680L9120-01 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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 75V 50V 12A Slow Blow Board Mount (Cartridge Style Excluded) 100A AC 500A DC 244 0.0063Ohms
2JQ 4 2JQ 4 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk 2JQ yes Obsolete 1 (Unlimited) EAR99 Non-RoHS 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 4A ELECTRIC FUSE VERY FAST 5x15mm 13.8mm 4A Fast Blow 12 J Cartridge, Glass 100A AC 150A DC 12 0.02Ohm
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