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: 496
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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 Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A 45,505In Stock
Cut Tape
$1.88
$1.70
$1.44
$1.29
Reel
$1.05
Min.: 1
Mult.: 1
: 4,000
Resettable Fuses - PPTC
Littelfuse Cartridge Fuses 250V 4A Slo-Blo 12,261In Stock
$2.43
$2.36
$1.90
$1.76
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 0402 LoRho SL .350A 12,503In Stock
Cut Tape
$2.55
$2.27
$2.09
$1.78
Reel
$1.34
Min.: 1
Mult.: 1
: 10,000
Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 6V 3.0A-HD 50A SMD 6,502In Stock
Cut Tape
$2.69
$2.23
$2.06
$1.71
Reel
$1.19
Min.: 1
Mult.: 1
: 4,000
Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.60A 6,544In Stock
Cut Tape
$2.16
$1.85
$1.73
$1.36
Reel
$1.02
Min.: 1
Mult.: 1
: 4,000
Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 2920 LoRho SL 7.0A 2,670In Stock
Cut Tape
$2.38
$2.11
$1.99
$1.76
Reel
$1.44
Min.: 1
Mult.: 1
: 2,000
Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1812 LoRho SL 2.60A 2,782In Stock
Cut Tape
$1.88
$1.73
$1.43
$1.30
Reel
$0.835
Min.: 1
Mult.: 1
: 2,000
Resettable Fuses - PPTC
Littelfuse Industrial & Electrical Fuses 25A 600VAC J Fuses 155In Stock
$39.93
$35.76
$29.30
$26.52
Min.: 1
Mult.: 1
Cartridge Fuses 25 A 600 VAC
Littelfuse Cartridge Fuses 250V .8A Slo-Blo 1,094In Stock
$3.61
$3.29
$3.17
$2.49
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 0603 LoRho SL 1.75A 15,004In Stock
Cut Tape
$1.62
$1.41
$1.33
$1.19
Reel
$0.835
Min.: 1
Mult.: 1
: 4,000
Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.50A 14,995In Stock
Cut Tape
$1.88
$1.73
$1.43
$1.30
Reel
$0.835
Min.: 1
Mult.: 1
: 4,000
Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 4A 5,966In Stock
Cut Tape
$2.52
$2.08
$1.92
$1.60
Reel
$1.10
Min.: 1
Mult.: 1
: 3,000
Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 12V 5.0A-HD 50A SMD 5,337In Stock
Cut Tape
$2.52
$2.08
$1.92
$1.60
Reel
$1.07
Min.: 1
Mult.: 1
: 3,000
Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 6V 5.5A-HD 50A SMD 1,755In Stock
Cut Tape
$2.52
$2.08
$1.92
$1.60
Reel
$1.08
Min.: 1
Mult.: 1
: 3,000
Resettable Fuses - PPTC
Littelfuse Cartridge Fuses 250V 1.6A Slo-Blo 1,492In Stock
$1.78
$1.54
$1.42
$1.19
Min.: 1
Mult.: 1
Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 1.6 A 250 VAC
Littelfuse Cartridge Fuses 250V 125mA TL HBC 973In Stock
$3.54
$2.93
$2.71
$2.26
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 1,700In Stock
Cut Tape
$3.56
$3.24
$3.12
$2.47
Reel
$1.59
Min.: 1
Mult.: 1
: 1,000
Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 12 A 250 VAC
Littelfuse Fuses with Leads - Through Hole 125V 7A FM10A Mil 950In Stock
$10.16
$8.43
$7.78
$6.45
Min.: 1
Mult.: 1
No
PCB Mount Fuse PICO II Leaded Fuses 7 A 125 VAC 125 VDC
Littelfuse Industrial & Electrical Fuses 200A 600VAC 300VDC Class T 15In Stock
$100.19
$85.20
$81.42
$63.41
$58.38
Min.: 1
Mult.: 1
Cartridge Leaded Fuses 200 A 600 VAC 300 VDC
Littelfuse Fuses with Leads - Through Hole 125V 1A FM10A Mil 910In Stock
$10.18
$8.44
$7.79
$6.47
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 1,770In Stock
$0.83
$0.728
$0.706
$0.593
Min.: 1
Mult.: 1
Ceramic Fuse 5 mm x 20 mm Cylindrical 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.25A Slo-Blo 771In Stock
$3.27
$2.98
$2.87
$2.26
Min.: 1
Mult.: 1
Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 1.25 A 250 VAC
Littelfuse Industrial & Electrical Fuses 6A 600VAC 300VDC Class T 1In Stock
$35.83
$30.53
$25.85
$25.31
Min.: 1
Mult.: 1
Cartridge Fuses 6 A 600 VAC 300 VDC
Littelfuse Industrial & Electrical Fuses 30A 600VAC 300VDC CLASS T 6In Stock
$35.51
$29.47
$25.48
$19.97
Min.: 1
Mult.: 1
Cartridge Leaded Fuses 30 A 600 VAC 300 VDC
Littelfuse Industrial & Electrical Fuses 300A 600VAC 300VDC Class T 5In Stock
$234.09
$196.40
$178.02
$161.51
Min.: 1
Mult.: 1
Cartridge Leaded Fuses 300 A 600 VAC 300 VDC