Surface Mount Fuses – Mouser Chile

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443 250V Nano²® Fuses

Littelfuse 443 250V Nano²^® Fuses are time-lag, surface-mount devices designed to support higher voltage applications that have limited space. These fuses enable compliance with the RoHS directive. They are fully compatible with lead-free solder alloy and higher temperature profiles associated with lead-free assembly. Littelfuse 250V Nano² Fuses are available in ratings of 0.50A to 5.0A. The 443 series is ideal for use in a variety of applications, including AC/DC power adapters, telecom equipment system power applications, portable system built-in AC/DC converters, high voltage DC/DC converters, and lighting systems.

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Part #

Surface Mount Fuses 250VAC 0.5A .6ohms 443 NANO2

0443.500DR
Littelfuse
1: $1.567
16.436In Stock
13.500Expected 9/11/2026

Mfr. Part #
0443.500DR

Mouser Part #
576-0443.500DR

Littelfuse

Surface Mount Fuses 250VAC 0.5A .6ohms 443 NANO2

Learn More

Datasheet

16.436In Stock

13.500Expected 9/11/2026

Cut Tape

$1.567

$1.388

$1.304

$1.073

$929

Reel

$908

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

500 mA

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

600 mOhms

Surface Mount Fuses 250VAC 0.75A .275ohms 443 NANO2

0443.750DR
Littelfuse
1: $2.398
4.060In Stock

Mfr. Part #
0443.750DR

Mouser Part #
576-0443.750DR

Littelfuse

Surface Mount Fuses 250VAC 0.75A .275ohms 443 NANO2

Learn More

Datasheet

4.060In Stock

Cut Tape

$2.398

$2.009

$1.798

$1.567

View

Reel

$890

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

750 mA

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

275 mOhms

Surface Mount Fuses 250VAC 1A .18ohms 443 NANO2

0443001.DR
Littelfuse
1: $1.830
15.356In Stock

Mfr. Part #
0443001.DR

Mouser Part #
576-0443001.DR

Littelfuse

Surface Mount Fuses 250VAC 1A .18ohms 443 NANO2

Learn More

Datasheet

15.356In Stock

Cut Tape

$1.830

$1.630

$1.409

$1.220

View

Reel

$936

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

1 A

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

180 mOhms

Surface Mount Fuses 250VAC 2A .052ohms 443 NANO2

0443002.DR
Littelfuse
1: $1.840
12.482In Stock

Mfr. Part #
0443002.DR

Mouser Part #
576-0443002.DR

Littelfuse

Surface Mount Fuses 250VAC 2A .052ohms 443 NANO2

Learn More

Datasheet

12.482In Stock

Cut Tape

$1.840

$1.641

$1.409

$1.220

View

Reel

$890

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

2 A

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

52 mOhms

Surface Mount Fuses 250VAC 3A .028ohms 443 NANO2

0443003.DR
Littelfuse
1: $2.314
6.484In Stock
13.500On Order

Mfr. Part #
0443003.DR

Mouser Part #
576-0443003.DR

Littelfuse

Surface Mount Fuses 250VAC 3A .028ohms 443 NANO2

Learn More

Datasheet

6.484In Stock

13.500On Order

Cut Tape

$2.314

$1.819

$1.704

$1.378

View

Reel

$889

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

3 A

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

28 mOhms

Surface Mount Fuses 250VAC 4A .016ohms 443 NANO2

0443004.DR
Littelfuse
1: $2.398
4.218In Stock

Mfr. Part #
0443004.DR

Mouser Part #
576-0443004.DR

Littelfuse

Surface Mount Fuses 250VAC 4A .016ohms 443 NANO2

Learn More

Datasheet

4.218In Stock

Cut Tape

$2.398

$2.072

$1.914

$1.588

View

Reel

$890

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

4 A

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

16 mOhms

Surface Mount Fuses 250VAC 5A .0115ohms 443 NANO2

0443005.DR
Littelfuse
1: $1.693
3.020In Stock

Mfr. Part #
0443005.DR

Mouser Part #
576-0443005.DR

Littelfuse

Surface Mount Fuses 250VAC 5A .0115ohms 443 NANO2

Learn More

Datasheet

3.020In Stock

Cut Tape

$1.693

$1.504

$1.294

$1.125

View

Reel

$863

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

5 A

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

11.5 mOhms

Surface Mount Fuses 250VAC 1.5A .1ohms 443 NANO2

044301.5DR
Littelfuse
1: $2.282
2.655In Stock

Mfr. Part #
044301.5DR

Mouser Part #
576-044301.5DR

Littelfuse

Surface Mount Fuses 250VAC 1.5A .1ohms 443 NANO2

Learn More

Datasheet

2.655In Stock

Cut Tape

$2.282

$2.072

$1.809

$1.535

View

Reel

$889

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

1.5 A

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

100 mOhms

Surface Mount Fuses 250VAC 2.5A .035ohms 443 NANO2

044302.5DR
Littelfuse
1: $2.230
4.619In Stock

Mfr. Part #
044302.5DR

Mouser Part #
576-044302.5DR

Littelfuse

Surface Mount Fuses 250VAC 2.5A .035ohms 443 NANO2

Learn More

Datasheet

4.619In Stock

Cut Tape

$2.230

$2.009

$1.904

$1.535

View

Reel

$889

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

2.5 A

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

35 mOhms

Surface Mount Fuses 250VAC 3.5A .019ohms 443 NANO2

044303.5DR
Littelfuse
1: $2.156
1.449In Stock

Mfr. Part #
044303.5DR

Mouser Part #
576-044303.5DR

Littelfuse

Surface Mount Fuses 250VAC 3.5A .019ohms 443 NANO2

Learn More

Datasheet

1.449In Stock

Cut Tape

$2.156

$1.946

$1.851

$1.493

View

Reel

$889

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

443

Surface Mount Fuses

Time Delay / Slow Blow

3.5 A

250 VAC

125 VDC

50 A, 100 A

10.08 mm x 3.05 mm

- 55 C

+ 125 C

Reel, Cut Tape, MouseReel

19 mOhms

443 250V Nano²® Fuses

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