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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 Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations Termination ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage RoHS Status Flammability Rating Lead Free Contact Plating Voltage - Rated Current Rating Radiation Hardening Additional Feature Package / Case REACH SVHC Reach Compliance Code Lead Pitch Height Approval Agency Thickness Resistance Mfr Mounting Type Operating Temperature Size / Dimension Voltage - Rated DC Height Seated (Max) Ratings Voltage - Rated AC HTS Code Packing Method Physical Dimension Max Current Rating Type Lead Length JESD-609 Code Terminal Finish Base Part Number Surface Mount Terminal Pitch Subcategory Ambient Temperature Range High Max Power Dissipation Body Material Terminal Shape Reference Standard Body Length or Diameter Body Breadth Rated Current Circuit Protection Type Rated Voltage(DC) Body Height Case Code (Metric) Case Code (Imperial) Tolerance Current Rating (Amps) Wire/Cable Diameter Response Time Resistor Type Rated Power Dissipation (P) Terminal Placement Max Voltage Rating (AC) Thermistor Application Lead Diameter Lead Spacing Rated (AC) Voltage (URac) Power Dissipation Width - Tab Terminal Material Hold Current Fuse Type Current - Max Voltage - Max Time to Trip Trip Current Resistance @ 25°C 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)
SF-2410FP040T-2 SF-2410FP040T-2 Bourns Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) SinglFuse™ SF-2410FP-T Active 1 (Unlimited) ROHS3 Compliant SINGLFUSE, PRE ARCING TIME: OPEN WITHIN 5 SEC AT 200% RATED CURRENT 2-SMD, Square End Block cUL, UL Surface Mount -55°C~125°C 0.240Lx0.102W x 0.102 H 6.10mmx2.60mmx2.60mm 125V TR, 7 INCH 6.1mm x 2.6mm x 2.6mm e4 Gold (Au) YES WRAPAROUND CUL; UL 6.1mm 2.6 mm 0.4A ELECTRIC FUSE 125V 2.6mm 400mA Fast Blow Board Mount (Cartridge Style Excluded) 50A 0.2149 0.4995Ohm
MF-LS100S MF-LS100S Bourns Inc. 0.0000
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0.00000000 download Surface Mount Bulk 2011 Multifuse®, MF-LS Obsolete 1 (Unlimited) 2 Axial EAR99 24V ROHS3 Compliant 100A Strap CSA, TUV, UR 130mOhm User Defined -40°C~85°C 0.866Lx0.199W 22.00mmx5.05mm 24V 8533.40.80.70 TR, 13 INCH 100A Polymeric e2 Tin/Silver (Sn/Ag) MF-LS Non-linear Resistors FLAT TEMPERATURE SENSING 1.5W 1A 7s 2.5A 1A 0.039 1.00mm 70mOhm 260mOhm
MF-USMD010-2 MF-USMD010-2 Bourns Inc. 0.0000
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0.00000000 download Tape & Reel (TR) 2003 Multifuse®, MF-USMD Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 30V Non-RoHS Compliant Contains Lead 100mA 0.8 TO 15 OHMS AT 23 DEG CEL 1210 (3225 Metric) 850μm CSA, TUV, UR 15Ohm Surface Mount -40°C~85°C 0.127Lx0.102W 3.22mmx2.58mm 30V 8533.40.80.70 TR 10A Polymeric MF-USMD YES WRAPAROUND 3225 1210 0.8W DUAL ENDED TEMPERATURE SENSING 100mA 30V 600ms 300mA 0.033 0.85mm 800mOhm 15Ohm
CMF-SDV09-2 CMF-SDV09-2 Bourns Inc. 0.0000
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0.00000000 Cut Tape (CT) 2010 CMF-SD Obsolete 1 (Unlimited) ROHS3 Compliant Ceramic CMF-SD
MF-VS210-0 MF-VS210-0 Bourns Inc. 0.0000
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0.00000000 download 12 Weeks Surface Mount Bulk 2005 Multifuse®, MF-VS yes Active 1 (Unlimited) 2 Axial EAR99 16V ROHS3 Compliant 100A No Strap cURus, TUV 30mOhm User Defined -40°C~85°C 0.866Lx0.205W 22.00mmx5.20mm 8533.40.80.70 100A Polymeric e2 Tin/Silver (Sn/Ag) MF-VS FLAT DUAL OVERLOAD PROTECTION 1.5W 2.1A 5s 4.7A 2.1A 0.035 0.90mm 18mOhm 60mOhm
MF-RX300-005 MF-RX300-005 Bourns Inc. 0.0000
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0.00000000 download 8 Weeks Bulk 2011 Multifuse®, MF-RX Active 1 (Unlimited) Radial 85°C -40°C 60V ROHS3 Compliant 40A No Radial, Disc 10.2mm cURus, TUV 60mOhm Through Hole -40°C~85°C 0.980Lx0.122W 24.90mmx3.10mm 60V 1.181 30.00mm 40A Polymeric MF-RX 0.402 10.20mm 2.8W 3A 40A 60V 19.8s 6A 3A 40mOhms 100mOhms 6A
MF-SMHT136-2-6 MF-SMHT136-2-6 Bourns Inc. 0.0000
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0.00000000 download 5 Weeks Tape & Reel (TR) 2012 Multifuse®, MF-SMHT Active 1 (Unlimited) SMD/SMT 85°C -40°C ROHS3 Compliant 100A 2-SMD 330mOhm Surface Mount -40°C~125°C 0.314Lx0.264W 7.98mmx6.71mm AEC-Q200 100A Polymeric MF-SMHT 1.36A 100A 16V 10s 2.72A 1.36A 0.118 3.00mm 85mOhms 330mOhms 2.72A
MF-R075-2-14-99 MF-R075-2-14-99 Bourns Inc. 0.0000
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0.00000000 Tape & Reel (TR) Multifuse®, MF-R Obsolete 1 (Unlimited) ROHS3 Compliant Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.409Dia x 0.122 T 10.40mmx3.10mm 0.630 16.00mm Polymeric 0.201 5.10mm 40A 60V 6.3s 750mA 180mOhm 600mOhm 1.5A
MF-NSML300/12-2 MF-NSML300/12-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-NSML/X Active 2A (4 Weeks) ROHS3 Compliant 1206 (3216 Metric), Concave cURus, TUV Surface Mount -40°C~85°C 0.128Lx0.063W 3.25mmx1.60mm Polymeric MF-NSML 50A 12V 5s 3A 0.055 1.40mm 3mOhm 24mOhm 6A
MF-RX025/72-2-17 MF-RX025/72-2-17 Bourns Inc. 0.0000
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Min: 1

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0.00000000 Multifuse?, MF-RX/72 Radial, Disc cUL, cURus, TUV, UL Bourns Inc. Through Hole -40°C ~ 85°C 0.291" Dia x 0.122" T (7.40mm x 3.10mm) AEC-Q200 Polymeric 0.201" (5.10mm) 40 A 72V 2.5 s 250 mA - 1 Ohms 3 Ohms 500 mA
MF-RX375-2 MF-RX375-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 5 Weeks Through Hole Tape & Reel (TR) 2011 Multifuse®, MF-RX yes Last Time Buy 1 (Unlimited) 2 Radial EAR99 60V ROHS3 Compliant 40A No Radial, Disc 10.2mm cURus, TUV 50mOhm Through Hole -40°C~85°C 1.118Lx0.122W 28.40mmx3.10mm 1.319 33.50mm 8533.40.80.70 TR, 15 INCH 40A Polymeric e3 Tin (Sn) MF-RX WIRE OVERLOAD PROTECTION 810 μm 0.402 10.20mm 3.2W 3.75A 24s 7.5A 3.75A 30mOhm 80mOhm
MF-FSML250/6-2 MF-FSML250/6-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-FSML Active 2A (4 Weeks) ROHS3 Compliant 0603 (1608 Metric), Concave cUL, cURus, TUV Surface Mount -40°C~85°C 0.065Lx0.033W 1.65mmx0.85mm Polymeric 50A 6V 5s 2.5A 0.055 1.40mm 3.5mOhm 60mOhm 5A
MF-MSMD075-2 MF-MSMD075-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) 2004 Multifuse®, MF-MSMD Obsolete 1 (Unlimited) 2 SMD/SMT EAR99 13.2V Non-RoHS Compliant Contains Lead 750mA 0.11 OHMS MINIMUM AT 23 DEG CEL 1812 (4532 Metric) 620μm CSA, TUV, UR 450mOhm Surface Mount -40°C~85°C 0.179Lx0.020W 4.55mmx0.50mm 13.2V 8533.40.80.70 TR 100A Polymeric MF-MSMD YES WRAPAROUND 4532 1812 1.2W DUAL TEMPERATURE SENSING 750mA 13.2V 200ms 1.5A 0.134 3.41mm 110mOhm 450mOhm
2421-33-G 2421-33-G Bourns Inc. 0.0000
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0.00000000 Obsolete 1 (Unlimited)
CMF-RL50-10-0 CMF-RL50-10-0 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 20 Weeks Through Hole Bulk 2009 CMF-RL Active 1 (Unlimited) 2 Radial EAR99 ROHS3 Compliant Tin Radial, Disc 5.08mm UR 50Ohm Through Hole -40°C~125°C 0.386Lx0.197W 9.80mmx5.00mm 0.532 13.50mm 8533.40.80.70 3A Ceramic e2 5.08mm WIRE 10% 220V OVERLOAD PROTECTION 600 μm 0.200 5.08mm 650V 65mA 3A 220V 600V Int 150ms 150mA 50Ohm
MF-R185-2-17 MF-R185-2-17 Bourns Inc. 0.0000
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0.00000000 Multifuse?, MF-R Radial, Disc cUL, cURus, TUV, UL Bourns Inc. Through Hole -40°C ~ 85°C 0.472" Dia x 0.118" T (12.00mm x 3.00mm) AEC-Q200 Polymeric 0.201" (5.10mm) 40 A 30V 8.7 s 1.85 A - 40 mOhms 110 mOhms 3.7 A
MF-FSMF050X-2 MF-FSMF050X-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 12 Weeks PCB, Surface Mount Tape & Reel (TR) 2009 Multifuse®, MF-FSMF yes Active 1 (Unlimited) 2 SMD/SMT EAR99 6V ROHS3 Compliant Gold 6V 40A No 0603 (1608 Metric), Concave No SVHC 1mm cURus, TUV 800mOhm Surface Mount -40°C~85°C 0.065Lx0.033W 1.65mmx0.85mm 6V 8533.40.80.70 TR, 7 INCH 40A Polymeric e4 MF-FSMF 85°C WRAPAROUND 1608 0603 DUAL ENDED OVERLOAD PROTECTION 6V 500mW 500mA 100ms 1A 500mA 0.039 1.00mm 100mOhm 800mOhm
MF-PSHT035KX-2 MF-PSHT035KX-2 Bourns Inc. 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-PSHT Active 1 (Unlimited) ROHS3 Compliant 0805 (2012 Metric), Concave Surface Mount -40°C~125°C 0.085Lx0.053W 2.15mmx1.35mm AEC-Q200 Polymeric 40A 16V 100ms 350mA 0.047 1.20mm 250mOhm 3Ohm 1.75A
MF-RX110/72-0 MF-RX110/72-0 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 7 Weeks PCB, Through Hole Bulk 2008 Multifuse®, MF-RX/72 yes Active 1 (Unlimited) 2 Radial EAR99 72V ROHS3 Compliant UL94 V-0 Lead Free Tin 40A No Radial, Disc No SVHC 5.1mm 3.1mm cURus, TUV 3.1mm 250mOhm Through Hole -40°C~85°C 0.427Lx0.122W 10.84mmx3.10mm 72V 0.662 16.84mm 60V 8533.40.80.70 40A Polymeric 7.6mm e3 MF-RX 5.1mm 1.5W Polymer WIRE 810 μm OVERLOAD PROTECTION 810 μm 0.201 5.10mm 1.5W 1.1A 8.2s 2.2A 1.1A 150mOhm 380mOhm
MF-FSML150/8-2 MF-FSML150/8-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-FSML Active 2A (4 Weeks) ROHS3 Compliant 0603 (1608 Metric), Concave cUL, cURus, TUV Surface Mount -40°C~85°C 0.065Lx0.033W 1.65mmx0.85mm Polymeric 50A 8V 4s 1.5A 0.055 1.40mm 10mOhm 120mOhm 3A
MF-NSMF012-2 MF-NSMF012-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 12 Weeks PCB, Surface Mount Tape & Reel (TR) 2005 Multifuse®, MF-NSMF yes Active 1 (Unlimited) 2 SMD/SMT EAR99 30V ROHS3 Compliant Lead Free Gold 30V 120mA No 1206 (3216 Metric), Concave No SVHC 1.1mm cURus, TUV 8.5Ohm Surface Mount -40°C~85°C 0.126Lx0.063W 3.20mmx1.60mm 30V AEC-Q200 8533.40.80.70 TR, 7 INCH 10A Polymeric e4 MF-NSMF 85°C 400mW WRAPAROUND 3216 1206 DUAL ENDED OVERLOAD PROTECTION 400mW 250μm 120mA 200ms 290mA 0.043 1.10mm 1.35Ohm 8.5Ohm
CMF-RL35A-10-0 CMF-RL35A-10-0 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 20 Weeks Through Hole Bulk 2009 CMF-RL Active 1 (Unlimited) 2 Radial ROHS3 Compliant Tin Radial, Disc 5mm UR 35Ohm Through Hole -40°C~125°C 0.295Lx0.220W 7.50mmx5.60mm 0.512 13.00mm 3A Ceramic e3 5mm WIRE 10% 220V OVERLOAD PROTECTION 600 μm 0.197 5.00mm 650V 75mA 3A 220V 600V Int 150ms 150mA 35Ohm
MF-RX030/72-AP MF-RX030/72-AP Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 7 Weeks Tape & Box (TB) 2012 MF-RX/72 yes Active 1 (Unlimited) 2 Radial EAR99 85°C -40°C ROHS3 Compliant 0.76 TO 1.36 OHMS AT 23 DEG CEL Radial, Disc 5.1mm UL 1.36Ohm Through Hole 0.291Diax0.122W 7.40mmx3.10mm 0.528 13.40mm 8533.40.80.70 AMMO PACK 40A e3 Tin (Sn) NO WIRE PTC RESETTABLE FUSE OVERLOAD PROTECTION 0.201 5.10mm 72V 500mW 300mA 40A 72V 3s 600mA
MF-PSML075/12-2 MF-PSML075/12-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-PSML/X Active 2A (4 Weeks) ROHS3 Compliant 0805 (2012 Metric), Concave cUL, cURus, TUV Surface Mount -40°C~85°C 0.085Lx0.053W 2.15mmx1.35mm Polymeric 50A 12V 200ms 750mA 0.028 0.70mm 40mOhm 300mOhm 1.5A
MF-R075-0-A0-99 MF-R075-0-A0-99 Bourns Inc. 0.0000
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Min: 1

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0.00000000 Multifuse®, MF-R Obsolete 1 (Unlimited) ROHS3 Compliant Radial, Disc cURus, TUV Through Hole -40°C~85°C 0.409Dia x 0.122 T 10.40mmx3.10mm 0.630 16.00mm Polymeric 0.201 5.10mm 40A 60V 6.3s 750mA 180mOhm 600mOhm 1.5A
MF-RX375/72-0 MF-RX375/72-0 Bourns Inc. 0.0000
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Min: 1

Mult: 1

0.00000000 download 7 Weeks PCB, Through Hole Bulk 2005 Multifuse®, MF-RX/72 yes Active 1 (Unlimited) 2 Radial 72V ROHS3 Compliant UL94 V-0 Lead Free Tin 40A No Radial, Disc No SVHC 10.2mm 3.1mm cURus, TUV 3.1mm 50mOhm Through Hole -40°C~85°C 0.926Lx0.122W 23.51mmx3.10mm 72V 1.161 29.50mm 60V 40A Polymeric 7.6mm e3 MF-RX 10.2mm Polymer WIRE 810 μm OVERLOAD PROTECTION 810 μm 0.402 10.20mm 3.2W 3.75A 24s 7.5A 3.75A 30mOhm 80mOhm
MF-MSMF110-2 MF-MSMF110-2 Bourns Inc. 0.0000
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0.00000000 download 12 Weeks Surface Mount Tape & Reel (TR) 2008 Multifuse®, MF-MSMF yes Active 1 (Unlimited) 2 SMD/SMT 6V ROHS3 Compliant Lead Free 6V 100A No MINIMUM RESISTANCE IS 0.04 OHMS 1812 (4532 Metric), Concave No SVHC 850μm cURus, TUV 210mOhm Surface Mount -40°C~85°C 0.181Lx0.128W 4.60mmx3.24mm 6V AEC-Q200 TR, 7 INCH 100A Polymeric MF-MSMF 800mW ONE SURFACE 4532 1812 DUAL ENDED 6V 800mW Gold 1.1A 300ms 2.2A 1.1A 0.033 0.85mm 40mOhm 210mOhm
MF-RX135-AP-99 MF-RX135-AP-99 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 5 Weeks Tape & Box (TB) 2013 Multifuse®, MF-RX yes Obsolete 1 (Unlimited) 2 Radial EAR99 ROHS3 Compliant 40A 0.12 OHMS MINIMUM AT 23 DEG CEL Radial, Disc 5.1mm cURus, TUV 190mOhm Through Hole -40°C~85°C 0.483Lx0.122W 12.26mmx3.10mm 0.718 18.26mm 8533.40.80.70 AMMO PACK 40A Polymeric e3 Tin (Sn) MF-RX NO WIRE TEMPERATURE SENSING 0.201 5.10mm 60V 1.7W 1.35A 60V 9.6s 2.7A 1.35A 120mOhm 300mOhm
SF-0603HI100M-2 SF-0603HI100M-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 10 Weeks Tape & Reel (TR) 2018 SinglFuse™ SF-0603HIxxxM Active 1 (Unlimited) ROHS3 Compliant PRE ARCING TIME: OPEN WITHIN 60 SEC AT 200% RATED CURRENT 0603 (1608 Metric) UL Surface Mount -55°C~150°C 0.063Lx0.031W x 0.031 H 1.60mmx0.80mmx0.80mm 32V TR, 7 INCH 1.6mm x 0.8mm x 0.8mm SF-0603 YES WRAPAROUND UL 1.6mm 0.8 mm 1A ELECTRIC FUSE 0.8mm 1A Board Mount (Cartridge Style Excluded) 50A 0.08 0.21Ohm
MF-USML200-2 MF-USML200-2 Bourns Inc. 0.0000
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Min: 1

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0.00000000 download 14 Weeks Tape & Reel (TR) Multifuse®, MF-USML Active 2A (4 Weeks) 2 ROHS3 Compliant MINIMUM RESISTANCE IS 0.0050 OHMS 1210 (3225 Metric), Concave unknown cURus, TUV Surface Mount -40°C~85°C 0.127Lx0.102W 3.22mmx2.58mm 6V TR, 7 INCH Polymeric MF-USML YES WRAPAROUND DUAL ENDED 6V 2A 50A 3s 4A 0.024 0.60mm 5mOhm 30mOhm 4A
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