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.

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Littelfuse Resettable Fuses - PPTC 24V 3.0A-HD 50A SMD
Datasheet
9,454In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500


Littelfuse Resettable Fuses - PPTC 24V 6.0A-HD 100A MAX
Datasheet
5,648In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3.0KV Standard GP Nominal
Datasheet
670In Stock
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 5.0KV NOM
Datasheet
1,140In Stock
Min.: 1
Mult.: 1

Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5.0KV Standard GP Nominal
Datasheet
1,062In Stock
Min.: 1
Mult.: 1
Reel: 500

Littelfuse Schottky Diodes & Rectifiers 100V 10A
Datasheet
12,504In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Schottky Diodes & Rectifiers 10A 100V TO-277B
Datasheet
9,439In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Schottky Diodes & Rectifiers 10A 50V TO-277B
Datasheet
4,209In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Schottky Diodes & Rectifiers 12A 100V TO-277B
Datasheet
10,268In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Schottky Diodes & Rectifiers 20A 50V TO-277B
Datasheet
12,782In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Schottky Diodes & Rectifiers 80V 20A
Datasheet
12,329In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Schottky Diodes & Rectifiers 8A 60V TO-277B
Datasheet
7,656In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000
Littelfuse Schottky Diodes & Rectifiers 200V 5A
Datasheet
7,280In Stock
5,000Expected 04/09/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Fuse Holder CLASS J FUSEBLOCK 600V 60A 3P NON-ID
Datasheet
31In Stock
Min.: 1
Mult.: 1

Littelfuse Fuse Holder CLASS J FUSEBLOCK 600V 100A 3P NON-ID
Datasheet
72In Stock
Min.: 1
Mult.: 1

Littelfuse Fuse Holder CLASS J FUSE BLOCK 600V 200A 1 POLE
Datasheet
15In Stock
Min.: 1
Mult.: 1

Littelfuse Fuse Holder CLASS T FUSE BLOCK 600V 100A 3 POLE
Datasheet
81In Stock
Min.: 1
Mult.: 1

IXYS Diode Modules 1600V 110A DUAL 21MM DK PCKAGE
Datasheet
129In Stock
Min.: 1
Mult.: 1

Littelfuse Thyristor Surge Protection Devices - TSPD 6V 50A QFN 3X3 2L SIDACtor Bi
Datasheet
12,901In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

Littelfuse Thyristor Surge Protection Devices - TSPD 50A 6V
Datasheet
6,448In Stock
7,400Expected 07/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD DO-214AA SIDACtor devices
Datasheet
4,585In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD HIGH SURGE 6V 1000A
Datasheet
2,625In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD MicroCapacitance SA SIDACtor
Datasheet
10,628In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD SIDACtor MicroCapacitance
Datasheet
4,038In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,500

Littelfuse Thyristor Surge Protection Devices - TSPD 30V 2.5kA Bi-Dir
Datasheet
1,685In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000