5 mA Fuses 32

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Part RoHS Manufacturer Circuit Protection Type Mounting Feature Rated AC Voltage Rated DC Voltage Rated Current Terminal Shape Nominal Joule Integral Minimum Operating Temperature Terminal Finish Rated Breaking Capacity Manufacturer Series Trip Time/Delay Additional Features Pre Arcing Rating (A2/s) Packing Method Body Length/Diameter Body Width Fuse Class JESD-609 Code Rated Voltage Resistance Minimum Pre Arcing Time Fuse Size Built-in Features Dimensions Body Height Reference Standard Maximum Operating Temperature Blow Characteristic

0273.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

0 pJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

273.005

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

5 mA

Tab/Blade

-55 °C (-67 °F)

10 kA

5 s

Pre Arcing Time: Open within 5 s at 200% Rated Current

0.25 in (6.35 mm)

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; UL

85 °C (185 °F)

Very Fast

0272.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA, UL

125 °C (257 °F)

Very Fast

0279.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

0 pJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

269.005

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

5 mA

Tab/Blade

-55 °C (-67 °F)

Gold

10 kA

5 s

Rated Breaking Capacity at 125 VDC: 10000 A, Pre Arcing Time: Open within 5 s at 200% Rated Current

0.235 in (5.97 mm)

e4

125 V

Micro

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

MIL-PRF-23419/7

125 °C (257 °F)

Very Fast

0274.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

100 kA

4 h

Bulk

0.25 in (6.35 mm)

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA, UL

125 °C (257 °F)

Very Fast

274.005

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

5 mA

Tab/Blade

0 pJ

-55 °C (-67 °F)

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.25 in (6.35 mm)

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

0262.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

4 h

Bulk

0.235 in (5.97 mm)

e4

125 V

Micro

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0268.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

4 h

Bulk

0.235 in (5.97 mm)

e4

125 V

Micro

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0279.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

100 kA

4 h

Bulk

0.25 in (6.35 mm)

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA, UL

85 °C (185 °F)

Very Fast

02680.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

10 kA

2 s

Bulk

0.235 in (5.97 mm)

Micro

0.29 in (7.37 mm)

CSA; UL

125 °C (257 °F)

Very Fast

02620.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

10 kA

2 s

Bulk

0.235 in (5.97 mm)

Micro

0.29 in (7.37 mm)

CSA; UL

125 °C (257 °F)

Very Fast

02730.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.25 in (6.35 mm)

Micro

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

02720.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.235 in (5.97 mm)

Micro

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0273.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

Tin

100 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA, UL

85 °C (185 °F)

Very Fast

02720.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Wire

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.235 in (5.97 mm)

125 V

Micro

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

278.005

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

0 pJ

-55 °C (-67 °F)

Tin Lead

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e0

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA; UL

125 °C (257 °F)

Very Fast

02790.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.25 in (6.35 mm)

125 V

Micro

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

279.005

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

0 pJ

-55 °C (-67 °F)

Tin Lead

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.25 in (6.35 mm)

e0

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; UL

85 °C (185 °F)

Very Fast

0272.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

0 pJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

0269.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

Bulk

e4

CSA; QPL; UL

125 °C (257 °F)

Very Fast

272.005

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

5 mA

Tab/Blade

0 pJ

-55 °C (-67 °F)

Tin Lead

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e0

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA; UL

125 °C (257 °F)

Very Fast

02740.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.25 in (6.35 mm)

125 V

Micro

0.35 in (8.89 mm)

CSA; QPL; UL

Very Fast

0278.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

100 kA

4 h

Bulk

0.235 in (5.97 mm)

125 V

Micro

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA, UL

125 °C (257 °F)

Very Fast

268.005

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

Gold

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e4

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0274.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

0 pJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.25 in (6.35 mm)

e3

125 V

Micro

0.25 x 0.35 in (6.35 x 8.89 mm)

0.35 in (8.89 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

02780.005V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.235 in (5.97 mm)

125 V

Micro

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

02790.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Wire

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.25 in (6.35 mm)

125 V

Micro

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

0278.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Pin Wire

0 pJ

-55 °C (-67 °F)

Tin

10 kA

4 h

Bulk

0.235 in (5.97 mm)

e3

125 V

Micro

0.235 x 0.287 in (5.97 x 7.3 mm)

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

02780.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Wire

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.235 in (5.97 mm)

125 V

Micro

0.287 in (7.3 mm)

CSA; QPL; UL

125 °C (257 °F)

Very Fast

02740.005H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

5 mA

Wire

-55 °C (-67 °F)

10 kA

5 s

Bulk

0.25 in (6.35 mm)

125 V

Micro

0.35 in (8.89 mm)

CSA; QPL; UL

85 °C (185 °F)

Very Fast

262.005

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

5 mA

Tab/Blade

-55 °C (-67 °F)

Gold

10 kA

Rated Breaking Capacity at 125 VDC: 10000 A

0.235 in (5.97 mm)

e4

0.235 x 0.29 in (5.97 x 7.37 mm)

0.29 in (7.37 mm)

CSA; UL

125 °C (257 °F)

Very Fast

Fuses

A fuse is an electrical safety device that is designed to protect an electrical circuit from damage caused by overcurrent. Fuses are commonly used in residential, commercial, and industrial electrical systems, and they are an important safety device that helps prevent electrical fires, equipment damage, and personal injury.

A fuse typically consists of a metal wire or filament that is enclosed in a fuse body, which is designed to protect the wire from damage. The fuse is connected in series with the electrical circuit, and when the current flowing through the circuit exceeds a preset level, the wire in the fuse will melt or blow, which opens the circuit and prevents further damage to the electrical system.

Fuses are available in a variety of types and sizes, and they can be classified based on their current rating, voltage rating, and speed of operation. Some common types of fuses include cartridge fuses, blade fuses, and plug fuses.

In addition to protecting electrical systems from overcurrent, fuses can also be used to protect electrical equipment and machinery from damage caused by short circuits or other types of electrical faults. They are a cost-effective and reliable method of electrical protection, and they are widely used in a variety of electrical applications.