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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 Contact Plating Current Rating Number of Pins 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 Trip Time or Delay Rated Voltage(DC) Body Height Case Code (Metric) Case Code (Imperial) Current Rating (Amps) Response Time 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 Fuse Current Thickness (Max) Breaking Capacity @ Rated Voltage Melting I2t DC Cold Resistance Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max)
RSTA 1.6 AMMO RSTA 1.6 AMMO Bel Fuse Inc. 0.0000
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0.00000000 11 Weeks Cut Tape (CT) 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 1.6A Slow Blow Board Mount (Cartridge Style Excluded) 100A 16 0.044Ohm
5VTP 5-R 5VTP 5-R Bel Fuse Inc. 0.0000
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Min: 1

Mult: 1

0.00000000 download Bulk 5VTP yes Last Time Buy 1 (Unlimited) EAR99 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 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 444 J Cartridge, Glass 50A 444 0.012Ohm
5SFP 5 5SFP 5 Bel Fuse Inc. 0.0000
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Min: 1

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0.00000000 download Bulk 5SFP 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 0.5A ELECTRIC FUSE 5x20mm 21mm 5A Fast Blow Cartridge, Glass 50A 41 0.014Ohm
0680L2500-01 0680L2500-01 Bel Fuse Inc. 0.0000
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Min: 1

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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 2.5A Slow Blow Board Mount (Cartridge Style Excluded) 50A AC 100A DC 9 0.048Ohms
5TTP 100 5TTP 100 Bel Fuse Inc. 0.0000
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Min: 1

Mult: 1

0.00000000 download Bulk 5TTP 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, 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 CE; CSA; UL 5.5mm 0.1A ELECTRIC FUSE 5x20mm 21mm 100mA Slow Blow Cartridge, Glass 100A 0.14 15Ohm
GSAP 100-R GSAP 100-R Bel Fuse Inc. 0.0000
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Min: 1

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0.00000000 Bulk GSAP yes Last Time Buy EAR99 ROHS3 Compliant 3AB, 3AG, 1/4 x 1-1/4 (Axial) CE, CSA, cULus 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 0.1A ELECTRIC FUSE 6x32mm 32.5mm 100mA Slow Blow Cartridge, Ceramic 35A 0.209 29.4Ohm
0ADAC2000-BE 0ADAC2000-BE Bel Fuse Inc. 0.0000
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Min: 1

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0.00000000 download 6 Weeks Bulk 0ADAC 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 600V 600V 2A Fast Blow Cartridge, Ceramic 10kA 1.28 0.155Ohms
0697W4000-02 0697W4000-02 Bel Fuse Inc. 0.3622
Add to Cart

Min: 1

Mult: 1

0.00000000 8 Weeks Through Hole Cut Tape (CT) 0697W Active 1 (Unlimited) EAR99 ROHS3 Compliant Tin 4A 2 Radial, Box 7.7978mm CQC, cURus, PSE, VDE 14mOhm Through Hole -55°C~125°C 0.329Lx0.157W x 0.307 H 8.35mmx4.00mmx7.80mm 72V 350V TAPE AND REEL 8.35mm x 4mm x 7.8mm e3 CQC, PSE, UL, VDE 8.35mm 4 mm ELECTRIC FUSE TIME LAG Slow Blow Board Mount (Cartridge Style Excluded) 100A 101 0.014Ohm
0685T3500-01 0685T3500-01 Bel Fuse Inc. 0.0000
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Min: 1

Mult: 1

0.00000000 15 Weeks Cut Tape (CT) C1T Active 1 (Unlimited) EAR99 ROHS3 Compliant 1206 (3216 Metric) CE, cURus Surface Mount -55°C~125°C 0.126Lx0.062W 3.20mmx1.58mm 63V e3 Tin (Sn) - with Nickel (Ni) barrier ELECTRIC FUSE 3.5A Slow Blow Board Mount (Cartridge Style Excluded) 50A 2.28 0.042Ohm
RJS 2.5-R SHORT RJS 2.5-R SHORT Bel Fuse Inc. 0.0000
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Min: 1

Mult: 1

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 2.5A Slow Blow Telecom Board Mount 100A 56 0.056Ohm
2JQ 7 2JQ 7 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 0.75A ELECTRIC FUSE VERY FAST 5x15mm 13.8mm 7A Fast Blow Cartridge, Glass 100A AC 150A DC 46 0.01Ohm
RST 200 AMMO RST 200 AMMO Bel Fuse Inc. 0.0000
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Min: 1

Mult: 1

0.00000000 16 Weeks Tape & Box (TB) RST Active 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 200mA Slow Blow Board Mount (Cartridge Style Excluded) 100A 0.11 0.73Ohms
RST 500-BULK RST 500-BULK Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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 500mA Slow Blow Board Mount (Cartridge Style Excluded) 100A 1.7 0.18Ohm
0ZRA0400FF2D 0ZRA0400FF2D Bel Fuse Inc. 0.0000
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Min: 1

Mult: 1

0.00000000 download 14 Weeks Through Hole Tape & Reel (TR) 0ZRA yes Active 1 (Unlimited) 2 ROHS3 Compliant Tin Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.280Lx0.118W 7.10mmx3.00mm 0.504 12.80mm TR 100A Polymeric e3 5.1mm WIRE 16V 810 μm 0.201 5.10mm 4A 100A 16V 3.5s 6.8A 20mOhm 63mOhm
3JQ 1 3JQ 1 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk 3JQ yes Obsolete Not Applicable EAR99 Non-RoHS Compliant RATED BREAKING CAPACITY: 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 5.5mm x 15mm e3 Matte Tin (Sn) NO PIN WIRE CE; CSA; PSE; UL 5.5mm 1A ELECTRIC FUSE VERY FAST 5x15mm 15mm 1A Fast Blow Cartridge, Glass 100A AC 150A DC 0.46 0.098Ohm
0679H0250-05 0679H0250-05 Bel Fuse Inc. 0.2739
Add to Cart

Min: 1

Mult: 1

0.00000000 9 Weeks Tape & Reel (TR) 0679H Active 1 (Unlimited) EAR99 ROHS3 Compliant 2-SMD, Square End Block 2.79mm cURus Surface Mount -55°C~125°C 0.240Lx0.100W x 0.110 H 6.10mmx2.54mmx2.79mm 72V 350V TAPE AND REEL 6.1mm x 2.54mm x 2.54mm e4 Silver (Ag) UL 6.1mm 2.54 mm 0.25A ELECTRIC FUSE VERY FAST 2410 14400 s Fast Blow Board Mount (Cartridge Style Excluded) 250mA 50A AC 100A DC 0.02 0.61Ohm
5STP 400 5STP 400 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 0.4A ELECTRIC FUSE TIME LAG 5x20mm 21mm 400mA Slow Blow Cartridge, Glass 35A 0.81 0.82Ohm
RJS 125 RJS 125 Bel Fuse Inc. 0.0000
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Min: 1

Mult: 1

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 1.25A ELECTRIC FUSE TIME LAG 4.6mm 125mA Slow Blow 12 J Telecom Board Mount 60A 0.17 11Ohm
MJS 1.25-R MJS 1.25-R Bel Fuse Inc. 0.0000
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Min: 1

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0.00000000 9 Weeks Bulk MJS Active ROHS3 Compliant 2AG, 5mm x 15mm (Axial) CE, CSA, cULus, PSE Through Hole -55°C~125°C 0.217Diax0.591L 5.50mmx15.00mm 250V 1.25A Slow Blow Cartridge, Glass 200A 9 0.127Ohms
MS 4TR MS 4TR Bel Fuse Inc. 0.0000
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Min: 1

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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 4A Slow Blow Board Mount (Cartridge Style Excluded) 50A AC 300A DC 14 0.041Ohms
SSQ 4/5K SSQ 4/5K Bel Fuse Inc. 0.0000
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Min: 1

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0.00000000 Tape & Reel (TR) SSQ Not For New Designs 1 (Unlimited) EAR99 ROHS3 Compliant RATED BREAKING CAPACITY AT 86 VDC: 10000 A 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 8536.10.00.40 TAPE AND REEL 6.1mm x 2.54mm x 2.54mm YES END CAP CE; CSA; UL 6.1mm 2.54 mm 4A ELECTRIC FUSE VERY FAST 86V 2.54mm 4A Fast Blow 5 J Board Mount (Cartridge Style Excluded) 50A AC 300A DC 5.1 0.019Ohm
5MFP 5-R 5MFP 5-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks Bulk 5MFP yes Active Not Applicable EAR99 ROHS3 Compliant PRE-ARCING TIME: OPEN WITHIN 5 SEC. AT 200% RATED CURRENT 5mm x 20mm (Axial) CE, CSA, PSE 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; PSE 5.5mm 5A ELECTRIC FUSE 5x20mm 21mm 5A Fast Blow 38 J Cartridge, Glass 10kA 38 0.016Ohm
2JQ 4-R 2JQ 4-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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 4A ELECTRIC FUSE VERY FAST 5x15mm 13.8mm 4A Fast Blow 12 J Cartridge, Glass 100A AC 150A DC 12 0.018Ohm
0ZCB0200FF2E 0ZCB0200FF2E Bel Fuse Inc. 0.0000
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Min: 1

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0.00000000 download Surface Mount Tape & Reel (TR) 0ZCB Obsolete 2A (4 Weeks) 2 EAR99 ROHS3 Compliant 1210 (3225 Metric), Concave cURus, TUV Surface Mount -40°C~85°C 0.127Lx0.102W 3.22mmx2.58mm 8533.40.80.70 TR, 7 INCH 100A 6V Polymeric e3 Matte Tin (Sn) Non-linear Resistors ONE SURFACE 3225 1210 DUAL ENDED OVERLOAD PROTECTION 800mW 2A 100A 1s 4A 0.055 1.40mm 15mOhm 70mOhm
0679H2000-01 0679H2000-01 Bel Fuse Inc. 0.3016
Add to Cart

Min: 1

Mult: 1

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 72V 350V TAPE AND REEL 6.1mm x 2.54mm x 2.54mm e4 Silver (Ag) UL 6.1mm 2.54 mm 2A ELECTRIC FUSE VERY FAST 2410 14400 s 2.54mm 2A Fast Blow Board Mount (Cartridge Style Excluded) 50A AC 100A DC 0.68 0.041Ohm
5MTP 800 5MTP 800 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk 5MTP yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 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; PSE; UL 5.5mm 0.8A ELECTRIC FUSE 5x20mm 21mm 800mA Medium Blow 3 J Cartridge, Glass 35A 3.8 0.23Ohm
2JQ 3.5-R 2JQ 3.5-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 7 Weeks Bulk 2JQ yes Active 1 (Unlimited) 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 3.5A ELECTRIC FUSE VERY FAST 5x15mm 13.8mm 3.5A Fast Blow 9 J Cartridge, Glass 100A AC 150A DC 9 0.023Ohm
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