Surface Mount Fuses – Mouser Vietnam

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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: $1.49
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

$1.49

$1.32

$1.24

$1.02

$0.883

Reel

$0.863

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: $2.28
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

$2.28

$1.91

$1.71

$1.49

View

Reel

$0.846

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: $1.74
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

$1.74

$1.55

$1.34

$1.16

View

Reel

$0.89

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: $1.75
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

$1.75

$1.56

$1.34

$1.16

View

Reel

$0.846

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: $2.27
9,484In Stock
10,500On Order

Mfr. Part #
0443003.DR

Mouser Part #
576-0443003.DR

Littelfuse

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

Learn More

Datasheet

9,484In Stock

10,500On Order

Cut Tape

$2.27

$1.67

$1.56

$1.20

View

Reel

$0.967

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: $2.28
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

$2.28

$1.97

$1.82

$1.51

View

Reel

$0.846

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: $1.61
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

$1.61

$1.43

$1.23

$1.07

View

Reel

$0.821

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: $2.20
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

$2.20

$1.97

$1.73

$1.51

View

Reel

$0.967

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: $2.12
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

$2.12

$1.91

$1.81

$1.46

View

Reel

$0.967

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: $2.05
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

$2.05

$1.85

$1.76

$1.42

View

Reel

$0.845

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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