100 mA Fuses 399

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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

0665.100HXLL

Littelfuse

Electric Fuse

100 mA

-40 °C (-40 °F)

50 A

4 h

0.0456

0.335 in (8.5 mm)

250 V

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA, UL

85 °C (185 °F)

Time Lag

225.100P

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

750 μJ

Tin

35 A

225

Bulk

0.177 in (4.5 mm)

e3

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CSA; UL

Fast

37201000431

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

80 mJ

-40 °C (-40 °F)

Matte Tin

35 A

20 ms

0.047

Bulk

0.335 in (8.5 mm)

e3

250 V

TR5

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; CE; CUL; KC; UL; VDE

85 °C (185 °F)

Time Lag

0216.100HXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

4.5 mJ

-55 °C (-67 °F)

Nickel

1.5 kA

0.0045

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; SEMKO; UL; VDE

125 °C (257 °F)

Fast

0318.100MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

1.71 mJ

-55 °C (-67 °F)

Tin

35 A

5 s

Bulk

0.275 in (6.99 mm)

e3

3AG

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; UL

125 °C (257 °F)

Fast

0674.100

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

1.92 mJ

Tin Lead

50 A

674

0.154 in (3.9 mm)

e0

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Fast

0279.100H

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

100 mA

Pin Wire

390 μJ

-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

0672.100DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

1.94 mJ

Tin Lead

50 A

5 s

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

0.0019

Tape And Reel

0.154 in (3.9 mm)

e0

250 V

0.142 x 0.394 in (3.6 x 10 mm)

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Fast

224.100

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

750 μJ

Tin/Lead

35 A

224

0.177 in (4.5 mm)

e0

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CSA; PSE; UL

Fast

0216.100VXE

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

4.5 mJ

-55 °C (-67 °F)

Tin

1.2 kA

Bulk

0.236 in (6 mm)

e3

0.236 x 0.886 in (6 x 22.5 mm)

0.886 in (22.5 mm)

CCC; CE; CSA; SEMKO; UL; VDE

125 °C (257 °F)

Fast

KLDR.100HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

100 mA

End Cap

400 μJ

Nickel

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

KLDR.100

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

100 mA

End Cap

400 μJ

Nickel

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

07945814857

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

100 mA

Tab/Blade

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 600 VDC: 50000 A

Bulk

0.406 in (10.31 mm)

47 µs

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE, UL

125 °C (257 °F)

Fast

0242.100

Littelfuse

Electric Fuse

Surface Mount

250 V

250 V

100 mA

End Cap

970 μJ

4 kA

Rated Breaking Capacity at 250 VDC: 4000 A

Tape And Reel

0.331 in (8.4 mm)

0.331 x 0.119 in (8.4 x 3.02 mm)

0.119 in (3.02 mm)

UL

0674.100DRT4

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

1.92 mJ

Tin Lead

50 A

4 h

0.0019

Tape And Reel

0.154 in (3.9 mm)

e0

250 V

0.154 x 0.433 in (3.9 x 11 mm)

0.433 in (11 mm)

CSA; UL

Fast

30301000001

Littelfuse

Electric Fuse

Through Hole Mount

125 V

63 V

100 mA

Pin Wire

400 μJ

-25 °C (-13 °F)

50 A

1 m

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

Ammo Pack; Tape

0.236 in (6 mm)

0.315 in (8 mm)

CSA; UL

70 °C (158 °F)

Fast

224.100DRT1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

750 μJ

Tin Lead

35 A

224

Tape And Reel

0.177 in (4.5 mm)

e0

0.177 x 0.57 in (4.5 x 14.48 mm)

0.57 in (14.48 mm)

CSA; PSE; UL

Fast

0453.100NRSN

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

100 mA

Wraparound

1.38 mJ

-55 °C (-67 °F)

Silver

50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

5 s

Nano

0.106 in (2.69 mm)

CSA; UL

125 °C (257 °F)

Very Fast

0448.100NR

Littelfuse

Electric Fuse

Surface Mount

125 V

125 V

100 mA

End Cap

820 μJ

-55 °C (-67 °F)

Gold

50 A

Rated Breaking Capacity at 125 VDC: 50 A

Tape And Reel

0.24 in (6.1 mm)

0.106 in (2.69 mm)

e4

0.24 x 0.106 x 0.106 in (6.1 x 2.69 x 2.69 mm)

0.106 in (2.69 mm)

CSA; PSE; UL

125 °C (257 °F)

Very Fast

FLQ.100T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

100 mA

End Cap

-55 °C (-67 °F)

10 kA

0.406 in (10.31 mm)

500 V

Midget

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA, UL

125 °C (257 °F)

Time Lag

325.100P

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

87 mJ

Matte Tin

100 A

325P

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; CSA; PSE; UL

Slow

0315.100MXP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

85 mJ

-60 °C (-76 °F)

35 A

5 s

Bulk

0.275 in (6.99 mm)

3AG

1.273 x 0.275 in (32.34 x 6.98 mm)

1.288 in (32.72 mm)

CE; CSA; UL

125 °C (257 °F)

Time Lag

0239.100P

Littelfuse

Electric Fuse

Inline/Holder

125 V

100 mA

End Cap

55 mJ

-55 °C (-67 °F)

Nickel

35 A

239

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; UL

125 °C (257 °F)

Time Lag

0273.100V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

100 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

0663.100

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

80 mJ

35 A

663

0.335 in (8.5 mm)

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA; IEC; SEMKO; UL; VDE

Time Lag

313.100P

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

85 mJ

Tin

35 A

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; METI; PSE; UL

Slow

235.100

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

1.6 mJ

-55 °C (-67 °F)

35 A

Bulk; Tape And Reel

0.205 in (5.2 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; KTL; UL

125 °C (257 °F)

Fast

272.100

Littelfuse

Electric Fuse

Inline/Holder

125 V

125 V

100 mA

Tab/Blade

390 μJ

-55 °C (-67 °F)

Tin

10 kA

5 s

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

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

217.100P

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

4.5 mJ

-55 °C (-67 °F)

Tin

35 A

Bulk; Tape And Reel

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; KTL; SEMKO; UL; VDE

125 °C (257 °F)

Fast

0239.100MXBP

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

55 mJ

-55 °C (-67 °F)

Tin

35 A

4 h

0.05

Bulk

0.205 in (5.2 mm)

Supplemental

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; UL

125 °C (257 °F)

Time Lag

0305.100H

Littelfuse

Electric Fuse

Through Hole Mount

277 V

277 V

100 mA

Pin Wire

700 μJ

-40 °C (-40 °F)

1.5 kA

2 ms

Bulk

0.614 in (15.6 mm)

Pico

0.354 in (9 mm)

CUL; IEC; UL

50 °C (122 °F)

0217.100MRET1P

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

2.6 mJ

-55 °C (-67 °F)

35 A

3 ms

Tape And Reel

0.205 in (5.2 mm)

0.197 x 0.787 in (5 x 20 mm)

0.787 in (20 mm)

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

125 °C (257 °F)

Very Fast

0218.100MXGP

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

79 mJ

-55 °C (-67 °F)

Tin

35 A

0.079

Bulk

0.205 in (5.2 mm)

Supplemental

e3

250 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CSA; IEC; KC; SEMKO; SEV; UL; VDE

125 °C (257 °F)

Time Lag

0219.100MXAP

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

79 mJ

-55 °C (-67 °F)

Nickel

150 A

10 ms

0.079

Bulk

0.205 in (5.2 mm)

250 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CCC; CE; CUL; SEMKO; UL

125 °C (257 °F)

Time Lag

3700100000

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

3.8 mJ

-40 °C (-40 °F)

Matte Tin

35 A

Ammo Pack; Tape And Reel

0.335 in (8.5 mm)

e3

20 ms

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; SEMKO; UL; VDE

85 °C (185 °F)

Fast

274.100

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

100 mA

Pin Wire

380 μJ

-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

0242.100HAT1

Littelfuse

Electric Fuse

Through Hole Mount

250 V

250 V

100 mA

Pin Wire

980 μJ

-40 °C (-40 °F)

Matte Tin Over Nickel

4 kA

4 h

0.0009

Ammo Pack; Tape And Reel

0.119 in (3.02 mm)

e3

250 V

0.119 x 0.331 in (3.02 x 8.4 mm)

0.331 in (8.4 mm)

UL

125 °C (257 °F)

1930100043

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

7 mJ

-25 °C (-13 °F)

35 A

Tape And Reel

0.213 in (5.4 mm)

20 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

CUL; DIN; IEC; SEMKO; VDE; UL

70 °C (158 °F)

Very Fast

0312.100MX

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

1.02 mJ

-55 °C (-67 °F)

Tin

35 A

312

Bulk

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; UL

125 °C (257 °F)

Fast

0272.100V

Littelfuse

Electric Fuse

Through Hole Mount

125 V

125 V

100 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

2010100000

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

22 mJ

-25 °C (-13 °F)

Matte Tin

80 A

Bulk

0.205 in (5.2 mm)

e3

5 ms

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

DIN 41571; UL

70 °C (158 °F)

Medium Time Lag

KLKR.100

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

100 mA

Tab/Blade

Nickel

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE, CSA, UL

Fast

312.100P

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

1.02 mJ

Nickel

35 A

312P

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; CSA; UL

Fast

235.100P

Littelfuse

Electric Fuse

Inline/Holder

250 V

100 mA

End Cap

1.6 mJ

-55 °C (-67 °F)

Tin

35 A

235P

Bulk; Tape And Reel

0.205 in (5.2 mm)

e3

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; CSA; KTL; UL

125 °C (257 °F)

Fast

1960100040

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

75 mJ

-25 °C (-13 °F)

150 A

Bulk

0.213 in (5.4 mm)

10 ms

0.197 x 0.787 in (5 x 20 mm)

0.827 in (21 mm)

BSI; CUL; IEC; SEMKO; UL; VDE

70 °C (158 °F)

Time Lag

0325.100MX52LP

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

87 mJ

-55 °C (-67 °F)

Tin

4 h

0.087

0.275 in (6.985 mm)

e3

250 V

3AB

0.275 x 1.288 in (6.985 x 32.72 mm)

1.288 in (32.72 mm)

CE

125 °C (257 °F)

Time Lag

3720100010

Littelfuse

Electric Fuse

Through Hole Mount

250 V

100 mA

Pin Wire

47 mJ

Matte Tin

35 A

Bulk

0.335 in (8.5 mm)

e3

0.335 x 0.315 in (8.5 x 8 mm)

0.315 in (8 mm)

CCC; IEC; KTL; SEMKO; UL; VDE

0665.100MALL

Littelfuse

Electric Fuse

100 mA

-40 °C (-40 °F)

50 A

4 h

0.0456

0.335 in (8.5 mm)

250 V

0.335 x 0.333 in (8.5 x 8.45 mm)

0.333 in (8.45 mm)

CSA, UL

85 °C (185 °F)

Time Lag

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.