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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 Additional Feature Package / Case Reach Compliance Code 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 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) Pre-arcing Rating Body Height Current Rating (Amps) Response Time Joule Integral-Nom Thermistor Application Lead Diameter Lead Spacing 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)
SST 500/5K SST 500/5K Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks Tape & Reel (TR) SST Active 1 (Unlimited) EAR99 ROHS3 Compliant OPEN WITHIN 0.02 SEC AT 800% RATED CURRENT 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 e4 Nickel/Palladium (Ni/Pd) YES WRAPAROUND CE; CSA; CUL; UL 6.1mm 2.54 mm 0.5A ELECTRIC FUSE 125V 2.54mm 500mA Slow Blow Board Mount (Cartridge Style Excluded) 50A 0.27 0.49Ohm
3ABP 6-R 3ABP 6-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Bulk 3ABP yes Active EAR99 ROHS3 Compliant PRE-ARCING TIME: OPEN WITHIN 5 SEC. AT 200% RATED CURRENT 3AB, 3AG, 1/4 x 1-1/4 (Axial) CE, CSA, cURus, 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; UL 6.9mm 6A ELECTRIC FUSE 6x32mm 32.5mm 6A Fast Blow 107 J Cartridge, Ceramic 200A 107 0.015Ohm
5ST 100 5ST 100 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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 5.1mm x 20mm Nickel (Ni) NO END CAP CCC; CE; CSA; SEMKO; UL; VDE 5.1mm 0.1A ELECTRIC FUSE TIME LAG 5x20mm 20mm 100mA Slow Blow Cartridge, Glass 35A 0.03 10.3Ohm
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
3AG 100-R 3AG 100-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk 3AG Last Time Buy Not Applicable 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 100mA Fast Blow Cartridge, Glass 200A 0.002 12.5Ohms
5HTP 630-R 5HTP 630-R Bel Fuse Inc. 0.0000
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Min: 1

Mult: 1

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 0.63A ELECTRIC FUSE TIME LAG 5x20mm 21mm 630mA Slow Blow Cartridge, Ceramic 1.5kA 0.7 0.63Ohm
0ZRC0250FF1A 0ZRC0250FF1A Bel Fuse Inc. 0.0000
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Min: 1

Mult: 1

0.00000000 14 Weeks Through Hole Bulk 0ZRC yes Active 1 (Unlimited) 2 ROHS3 Compliant Tin Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.839Lx0.122W 21.30mmx3.10mm 1.039 26.40mm 40A Polymeric e3 10.2mm Non-linear Resistors WIRE TEMPERATURE SENSING 810 μm 0.402 10.20mm 2.5A 40A 90V 15.6s 5A 50mOhm 130mOhm
3SB 1.6-R 3SB 1.6-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Bulk 3SB Active Not Applicable ROHS3 Compliant 3AB, 3AG, 1/4 x 1-1/4 CE, CSA, cULus, PSE Holder -55°C~125°C 0.250Diax1.252L 6.35mmx31.80mm 250V 1.6A Slow Blow Cartridge, Glass 200A 39 0.16Ohms
0ZCN0075FF2A 0ZCN0075FF2A Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Tape & Reel (TR) 0ZCN Active 2A (4 Weeks) ROHS3 Compliant 2016 (5041 Metric), Concave cURus, TUV, UL Surface Mount -40°C~85°C 0.200Lx0.160W 5.08mmx4.07mm Polymeric 100A 60V 500ms 750mA 0.067 1.70mm 130mOhms 900mOhms 1.5A
MJS 6-R MJS 6-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks Bulk MJS yes Active EAR99 ROHS3 Compliant PRE-ARCING TIME: OPEN WITHIN 30 MILLISEC. AT 1000% RATED CURRENT 2AG, 5mm x 15mm (Axial) CE, CSA, cULus 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 6A ELECTRIC FUSE 5x15mm 15mm 6A Slow Blow 211 J Cartridge, Glass 200A 211 0.014Ohm
0678H1250-02 0678H1250-02 Bel Fuse Inc. 0.0000
RFQ

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 1.25A Board Mount (Cartridge Style Excluded) 300A AC 2kA DC 0.4 0.1Ohms
0ADAC6000-BE 0ADAC6000-BE Bel Fuse Inc. 1.3536
Add to Cart

Min: 1

Mult: 1

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 6A Fast Blow Cartridge, Ceramic 10kA 41.76 0.026Ohms
GSAP 750 GSAP 750 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk GSAP yes Obsolete Not Applicable EAR99 Non-RoHS Compliant 3AB, 3AG, 1/4 x 1-1/4 (Axial) CE, CSA, 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 0.75A ELECTRIC FUSE 6x32mm 32.5mm 750mA Slow Blow 10 J Cartridge, Ceramic 35A 9.7 0.7Ohm
5VT 800-R 5VT 800-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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 800mA Slow Blow Cartridge, Glass
0680L0500-05 0680L0500-05 Bel Fuse Inc. 0.5191
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 125V 125V 500mA Slow Blow Board Mount (Cartridge Style Excluded) 50A AC 100A DC 0.27 0.58Ohms
MS 750 MS 750 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk MS yes Obsolete Not Applicable EAR99 RoHS Compliant RATED BREAKING CAPACITY AT 125 VDC: 300 A Axial compliant CE, CSA, cURus Through Hole -55°C~125°C 0.125Diax0.280L 3.18mmx7.10mm 125V 8536.10.00.40 3.18mm x 7.1mm e3 Matte Tin (Sn) NO PIN WIRE CE; CSA; UL 3.18mm 0.75A ELECTRIC FUSE 125V 7.1mm 750mA Slow Blow Board Mount (Cartridge Style Excluded) 50A AC 300A DC 0.46 0.55Ohm
3JS 3.5-R TR 3JS 3.5-R TR Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 9 Weeks Tape & Reel (TR) 3JS Active ROHS3 Compliant 2AG, 5mm x 15mm (Axial) CE, CSA, cURus, PSE Through Hole -55°C~125°C 0.217Diax0.591L 5.50mmx15.00mm 140V 350V 3.5A Slow Blow Cartridge, Glass 100A AC 150A DC 69 0.03Ohm
0679H7000-05 0679H7000-05 Bel Fuse Inc. 0.2778
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 60V 350V TAPE AND REEL 6.1mm x 2.54mm x 2.54mm e4 Silver (Ag) UL 6.1mm 2.54 mm 7A ELECTRIC FUSE VERY FAST 2410 14400 s 2.54mm 7A Fast Blow Board Mount (Cartridge Style Excluded) 50A AC 100A DC 10.8 0.01Ohm
SSQ 200/1K SSQ 200/1K Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

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 200mA Fast Blow Board Mount (Cartridge Style Excluded) 50A AC 300A DC
5STP 800 5STP 800 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 0.8A ELECTRIC FUSE TIME LAG 5x20mm 21mm 800mA Slow Blow 1 J Cartridge, Glass 35A 1.6 0.15Ohm
5ET 3.15-R 5ET 3.15-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 10 Weeks Bulk 5ET Active 1 (Unlimited) EAR99 ROHS3 Compliant 5mm x 20mm CCC, CE, CSA, cURus, SEMKO, VDE Holder -55°C~125°C 0.201Diax0.787L 5.10mmx20.00mm 250V 5.1mm x 20mm Nickel (Ni) NO END CAP CCC; CE; CSA; SEMKO; UL; VDE 5.1mm 3.15A ELECTRIC FUSE TIME LAG 5x20mm 20mm 3.15A Slow Blow 203 J Cartridge, Glass 150A 203 0.022Ohm
3SBP 7-R 3SBP 7-R Bel Fuse Inc. 0.5339
Add to Cart

Min: 1

Mult: 1

0.00000000 8 Weeks Bulk 3SBP yes Active 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 7A ELECTRIC FUSE 14400 s 32.5mm 7A Slow Blow 372 J Cartridge, Glass 200A 372 0.016Ohm
RST 6.3-BULK-SHORT RST 6.3-BULK-SHORT Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 19 Weeks Bulk RST Active 1 (Unlimited) ROHS3 Compliant Radial, Box CE, cURus, VDE Through Hole -55°C~125°C 0.329Lx0.157W x 0.303 H 8.35mmx4.00mmx7.70mm 250V 6.3A Slow Blow Board Mount (Cartridge Style Excluded) 100A 281 0.008Ohm
0ZSA0200FF1E 0ZSA0200FF1E Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks 0ZSA Active 1 (Unlimited) ROHS3 Compliant Strap cURus, TUV User Defined -40°C~85°C 0.880Lx0.417W 22.35mmx10.60mm Polymeric 100A 30V 4s 2A 0.043 1.10mm 30mOhms 100mOhms 4.4A
3AB 200-R 3AB 200-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk 3AB yes Last Time Buy EAR99 ROHS3 Compliant PRE-ARCING TIME: OPEN WITHIN 5 SEC. AT 200% RATED CURRENT 3AB, 3AG, 1/4 x 1-1/4 CE, CSA, cURus Holder -55°C~125°C 0.250Diax1.252L 6.35mmx31.80mm 250V 6.35mm x 31.8mm e3 Matte Tin (Sn) NO END CAP CE; CSA; UL 6.35mm 0.2A ELECTRIC FUSE 6x32mm 31.8mm 200mA Fast Blow Cartridge, Ceramic 35A 0.014 5.7Ohm
3SBP 375-R 3SBP 375-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk 3SBP 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 0.375A ELECTRIC FUSE 14400 s 32.5mm 375mA Slow Blow 2 J Cartridge, Glass 200A 2.61 2.5Ohm
0ZRR0025FF1E 0ZRR0025FF1E Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks 0ZRR Active Not Applicable ROHS3 Compliant Radial, Disc cURus, TUV, UL Through Hole -40°C~85°C 0.291Dia x 0.122 T 7.40mmx3.10mm 0.500 12.70mm Polymeric 0.201 5.10mm 40A 60V 2.5s 250mA 1.25Ohms 3Ohms 500mA
5TTP 300-R 5TTP 300-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 0.3A ELECTRIC FUSE 5x20mm 21mm 300mA Slow Blow Cartridge, Glass 100A 0.885 2.14Ohm
0697W1600-05 0697W1600-05 Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 Weeks Through Hole Bulk 0697W Active 1 (Unlimited) EAR99 ROHS3 Compliant Tin 1.6A Radial, Box 7.7978mm CQC, cURus, PSE, VDE 44mOhm Through Hole -55°C~125°C 0.329Lx0.157W x 0.307 H 8.35mmx4.00mmx7.80mm 72V 350V 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 16 0.044Ohm
3AB 100-R 3AB 100-R Bel Fuse Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk 3AB yes Last Time Buy EAR99 ROHS3 Compliant PRE-ARCING TIME: OPEN WITHIN 5 SEC. AT 200% RATED CURRENT 3AB, 3AG, 1/4 x 1-1/4 CE, CSA, cURus Holder -55°C~125°C 0.250Diax1.252L 6.35mmx31.80mm 250V 6.35mm x 31.8mm e3 Matte Tin (Sn) NO END CAP CE; CSA; UL 6.35mm 0.1A ELECTRIC FUSE 31.8mm 100mA Fast Blow Cartridge, Ceramic 35A 0.002 12.5Ohm
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