50 mA Fuses 203

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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

374005000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

50 mA

Pin Wire

5.6 mJ

-40 °C (-40 °F)

Matte Tin

50 A

1 m

Ammo Pack; Tape

0.335 in (8.5 mm)

e3

TR5

0.315 in (8 mm)

CSA; UL

85 °C (185 °F)

Time Lag

30300500131

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

50 mA

Pin Wire

70 μJ

-25 °C (-13 °F)

50 A

1 m

Pre Arcing Time: Open within 60 s at 200% Rated Current

Bulk

0.236 in (6 mm)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

30300500421

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

50 mA

Pin Wire

70 μJ

-25 °C (-13 °F)

50 A

1 m

Pre Arcing Time: Open within 60 s at 200% Rated Current

Bulk

0.236 in (6 mm)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

02620.050V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

50 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

02680.050V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

50 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

02720.050V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

50 mA

Pin Wire

66.6 μJ

-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

02730.050V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

50 mA

Pin Wire

66.6 μJ

-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

37200500075

Littelfuse

Electric Fuse

Through Hole Mount

250 V

50 mA

Pin Wire

10.8 mJ

-40 °C (-40 °F)

35 A

20 ms

0.335 in (8.5 mm)

TR5

0.315 in (8 mm)

CCC; CE; CUL; KC; UL; VDE

85 °C (185 °F)

Time Lag

02170.05MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

50 mA

End Cap

490 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; CUL; KC; SEMKO; UL; VDE

125 °C (257 °F)

Fast

02170.05MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

50 mA

End Cap

490 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 ms at 400% Rated Current

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; CUL; KC; SEMKO; UL; VDE

125 °C (257 °F)

Fast

02170.05MRET1P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

50 mA

Pin Wire

490 μJ

-55 °C (-67 °F)

35 A

3 ms

Pre Arcing Time: Open within 3 ms at 400% Rated Current

Tape And Reel

0.22 in (5.6 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.846 in (21.5 mm)

CCC; CE; CSA; CUL; KC; SEMKO; UL; VDE

125 °C (257 °F)

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.