443LC 280VAC NANO2 Subminiature SMD Fuses

Littelfuse 443LC NANO2® Subminiature SMD Fuses are small square surface mount fuses with 280VAC voltage rating. The 443LC series is fully compatible with lead-free solder alloy and higher temperature profiles associated with lead-free assembly. These fuses are available in 0.50A - 5.00A. Typical applications include AC/DC power adapters, telecom equipment system power, portable system built-in AC/DC converters, high voltage DC/DC converters, lighting systems, and LED lighting.

Results: 10
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Product
Fuse Type
Current Rating
Voltage Rating AC
Interrupt Rating
Fuse Size/Group
Minimum Operating Temperature
Maximum Operating Temperature
Packaging
Resistance
Littelfuse Surface Mount Fuses 280VAC 0.5A .6ohms 443LC NANO2
Datasheet
5,926In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 500 mA 280 VAC 50 A at 280 VAC 10.08 mm x 3.05 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 600 mOhms
Littelfuse Surface Mount Fuses 280VAC 2A .052ohms 443LC NANO2
Datasheet
2,818In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 2 A 280 VAC 50 A at 280 VAC NANO - 55 C + 125 C Reel, Cut Tape, MouseReel 52 mOhms
Littelfuse Surface Mount Fuses 280VAC 3A .028ohms 443LC NANO2
Datasheet
2,021In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 3 A 280 VAC 50 A at 280 VAC 10.10 mm x 3.12 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 28 mOhms
Littelfuse Surface Mount Fuses 280VAC 4A .016ohms 443LC NANO2
Datasheet
10,671In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 4 A 280 VAC 50 A at 280 VAC 10.10 mm x 3.12 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 16 mOhms
Littelfuse Surface Mount Fuses 280VAC 1A .18ohms 443LC NANO2
Datasheet
443In Stock
3,000Expected 15/06/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 1 A 280 VAC 50 A at 280 VAC 10.10 mm x 3.12 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 180 mOhms
Littelfuse Surface Mount Fuses 280VAC 5A .0115ohm 443LC NANO2
Datasheet
113In Stock
1,500Expected 27/03/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 5 A 280 VAC 50 A at 280 VAC 10.10 mm x 3.12 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 11.5 mOhms
Littelfuse Surface Mount Fuses 280VAC 1.5A .1ohms 443LC NANO2
Datasheet
6,000Expected 10/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 1.5 A 280 VAC 50 A at 280 VAC 10.10 mm x 3.12 mm - 55 C + 125 C Reel, Cut Tape, MouseReel 100 mOhms
Littelfuse Surface Mount Fuses 280VAC 0.75A .275ohms 443LC NANO2
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,500
Mult.: 1,500
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 750 mA 280 VAC 50 A at 280 VAC - 55 C + 125 C Reel 275 mOhms
Littelfuse Surface Mount Fuses 280VAC 2.5A .035ohms 443LC NANO2
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,500
Mult.: 1,500
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 2.5 A 280 VAC 50 A at 280 VAC 10.10 mm x 3.12 mm - 55 C + 125 C Reel 35 mOhms
Littelfuse Surface Mount Fuses 280VAC 3.5A .019ohms 443LC NANO2
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,500
Mult.: 1,500
Reel: 1,500

443 Surface Mount Fuses Time Delay / Slow Blow 3.5 A 280 VAC 50 A at 280 VAC 10.10 mm x 3.12 mm - 55 C + 125 C Reel 19 mOhms