AC/DC Power Supply

Littelfuse AC/DC Power Supply is a commonly used building block in electronic designs. The components in these power supply building blocks need to be reliable and long-lasting, and Littelfuse offers a range of products that fit those requirements. This portfolio of components covers overcurrent and overvoltage protection, the power stage, and output protection. Typical applications for Littelfuse AC/DC Power Supply products include automotive, solar, industrial, manufacturing, and more.

Results: 495
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Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Product Type
Fuse Size/Group
Body Style
Current Rating
Voltage Rating AC
Voltage Rating DC
Littelfuse Cartridge Fuses 250V 4A Slo-Blo
Datasheet
12.638In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 4 A 250 VAC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.75A
Datasheet
16.259In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A
Datasheet
45.533In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Resettable Fuses - PPTC
Littelfuse Cartridge Fuses 250V 125mA TL HBC
Datasheet
973In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 125 mA 250 VAC
Littelfuse Cartridge Fuses 250V 12A IEC PT TD HBC
Datasheet
1.700In Stock
Min.: 1
Mult.: 1
: 1.000

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 12 A 250 VAC

Littelfuse Resettable Fuses - PPTC 6V 600MA-HD 50A SMD
Datasheet
3.696In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 12V 3.5A-HD 10A SMD
Datasheet
2.256In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1812 LoRho SL 2.60A
Datasheet
2.782In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

Resettable Fuses - PPTC
Littelfuse Cartridge Fuses 250V 1.6A Slo-Blo
Datasheet
892In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 1.6 A 250 VAC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.60A
Datasheet
6.564In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 2920 LoRho SL 7.0A
Datasheet
2.670In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

Resettable Fuses - PPTC
Littelfuse Cartridge Fuses 250V .5A Slo-Blo
Datasheet
818In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 500 mA 250 VAC

Littelfuse Resettable Fuses - PPTC 12V 5.0A-HD 50A SMD
Datasheet
5.347In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 6V 5.5A-HD 50A SMD
Datasheet
1.755In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Resettable Fuses - PPTC
Littelfuse Cartridge Fuses 250V .8A Slo-Blo
Datasheet
1.094In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 800 mA 250 VAC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.50A
Datasheet
15.030In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Resettable Fuses - PPTC
Littelfuse Industrial & Electrical Fuses 25A 600VAC J Fuses
Datasheet
155In Stock
Min.: 1
Mult.: 1
Cartridge Fuses 25 A 600 VAC
Littelfuse Fuses with Leads - Through Hole 125V 7A FM10A Mil
Datasheet
980In Stock
Min.: 1
Mult.: 1
No
PCB Mount Fuse PICO II Leaded Fuses 7 A 125 VAC 125 VDC
Littelfuse Fuses with Leads - Through Hole 125V 1A FM10A Mil
Datasheet
910In Stock
Min.: 1
Mult.: 1
No
PCB Mount Fuse PICO II Leaded Fuses 1 A 125 VAC 125 VDC
Littelfuse Cartridge Fuses FUSE 250V 5X20 PT RAD TL PB-FREE 10A
Datasheet
952In Stock
1.000Expected 03/09/2026
Min.: 1
Mult.: 1

Ceramic Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.25A Slo-Blo
Datasheet
793In Stock
Min.: 1
Mult.: 1

Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 1.25 A 250 VAC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 2.6A
Datasheet
107In Stock
4.000Expected 21/01/2027
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Resettable Fuses - PPTC
Littelfuse Cartridge Fuses 250V 10A Slo-Blo
Datasheet
1.057In Stock
Min.: 1
Mult.: 1

Ceramic Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses FUS 5X20 PGT RAD FORM T HBC 3.15A/250V-P
Datasheet
773In Stock
Min.: 1
Mult.: 1

Ceramic Fuse 5 mm x 20 mm Cylindrical 3.15 A 250 VAC
Littelfuse Industrial & Electrical Fuses 6A 600VAC 300VDC Class T
Datasheet
1In Stock
Min.: 1
Mult.: 1

Cartridge Fuses 6 A 600 VAC 300 VDC