.hide-partial { max-height: none; } .show-more { display: none; }

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.

All Results (8,850)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Select a category below to see filtering options and narrow down your search.

Part #

Small Signal Switching Diodes 1200V, 30A, TO-220-2L FRED

DPU30I1200PA
IXYS
1: $5.69
88In Stock
1,000Expected 2026/07/06
New Product

Mfr. Part No.
DPU30I1200PA

Mouser Part No
747-DPU30I1200PA

New Product

IXYS

Small Signal Switching Diodes 1200V, 30A, TO-220-2L FRED

Learn More

Datasheet

88In Stock

1,000Expected 2026/07/06

$5.69

$3.73

$2.77

$2.33

$2.02

Min.: 1
Mult.: 1

IGBTs 650V, 55A, XPT Gen5 B5 IGBT in TO-263

IXYA55N65B5
IXYS
1: $8.33
77In Stock
300Expected 2026/11/06
New Product

Mfr. Part No.
IXYA55N65B5

Mouser Part No
747-IXYA55N65B5

New Product

IXYS

IGBTs 650V, 55A, XPT Gen5 B5 IGBT in TO-263

Learn More

Datasheet

77In Stock

300Expected 2026/11/06

$8.33

$5.30

$4.04

$3.78

Min.: 1
Mult.: 1

IGBTs 650V, 100A, XPT Gen5 C5 IGBT in TO-247AD

IXYH100N65C5
IXYS
1: $15.97
70In Stock
300Expected 2026/11/06
New Product

Mfr. Part No.
IXYH100N65C5

Mouser Part No
747-IXYH100N65C5

New Product

IXYS

IGBTs 650V, 100A, XPT Gen5 C5 IGBT in TO-247AD

Learn More

Datasheet

70In Stock

300Expected 2026/11/06

$15.97

$11.16

$8.56

Min.: 1
Mult.: 1

IGBTs 650V, 50A, XPT Gen5 C5 IGBT in TO-263

IXYA50N65C5
IXYS
1: $8.33
75In Stock
300Expected 2026/12/23
New Product

Mfr. Part No.
IXYA50N65C5

Mouser Part No
747-IXYA50N65C5

New Product

IXYS

IGBTs 650V, 50A, XPT Gen5 C5 IGBT in TO-263

Learn More

Datasheet

75In Stock

300Expected 2026/12/23

$8.33

$5.30

$4.04

$3.78

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.75A

0603L175SLYR
Littelfuse
1: $1.56
16,586In Stock

Mfr. Part No.
0603L175SLYR

Mouser Part No
576-0603L175SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.75A

Learn More

Datasheet

16,586In Stock

Cut Tape

$1.56

$1.37

$1.19

$1.12

View

Reel

$0.835

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A

1206L300SLTHYR
Littelfuse
1: $1.69
54,145In Stock

Mfr. Part No.
1206L300SLTHYR

Mouser Part No
576-1206L300SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A

Learn More

Datasheet

54,145In Stock

Cut Tape

$1.69

$1.44

$1.26

$1.15

View

Reel

$1.08

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Small Signal Switching Diodes 40 Amps 1800V

DH40-18A
IXYS
1: $10.82
4,885In Stock

Mfr. Part No.
DH40-18A

Mouser Part No
747-DH40-18A

IXYS

Small Signal Switching Diodes 40 Amps 1800V

Learn More

Datasheet

4,885In Stock

$10.82

$7.59

$7.00

Min.: 1
Mult.: 1

Diode Modules 500 Amps 2200V

MDO500-22N1
IXYS
1: $207.99
152In Stock

Mfr. Part No.
MDO500-22N1

Mouser Part No
747-MDO500-22N1

IXYS

Diode Modules 500 Amps 2200V

Learn More

Datasheet

152In Stock

$207.99

$205.55

Min.: 1
Mult.: 1

Gate Drivers 2A HIGH SPEED LOW-SIDE DRIVER

IX4310TTR
IXYS Integrated Circuits
1: $0.74
89,430In Stock

Mfr. Part No.
IX4310TTR

Mouser Part No
849-IX4310TTR

IXYS Integrated Circuits

Gate Drivers 2A HIGH SPEED LOW-SIDE DRIVER

Learn More

Datasheet

89,430In Stock

Cut Tape

$0.74

$0.597

$0.561

$0.521

View

Reel

$0.452

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

IGBTs TO247 1200V 85A XPT

IXYH85N120A4
IXYS
1: $22.62
1,390In Stock

Mfr. Part No.
IXYH85N120A4

Mouser Part No
747-IXYH85N120A4

IXYS

IGBTs TO247 1200V 85A XPT

Learn More

Datasheet

1,390In Stock

$22.62

$14.30

$14.27

Min.: 1
Mult.: 1

IGBTs XPT thin-wafer technology, 4th generation (Gen 4) Trench IGBT. Disc IGBT Gen 4 XPT PLUS247

IXYX110N120B4
IXYS
1: $26.04
1,256In Stock
150Expected 2026/06/15

Mfr. Part No.
IXYX110N120B4

Mouser Part No
747-IXYX110N120B4

IXYS

IGBTs XPT thin-wafer technology, 4th generation (Gen 4) Trench IGBT. Disc IGBT Gen 4 XPT PLUS247

Datasheet

1,256In Stock

150Expected 2026/06/15

$26.04

$20.86

$18.62

Min.: 1
Mult.: 1

Varistors 50kA 130V 20000pF

V131BA60
Littelfuse
1: $66.16
559In Stock

Mfr. Part No.
V131BA60

Mouser Part No
576-V131BA60

Littelfuse

Varistors 50kA 130V 20000pF

Learn More

Datasheet

559In Stock

$66.16

Min.: 1
Mult.: 1

Small Signal Switching Diodes Sonic Fast Recovery Diode

DHG10I1800PA
IXYS
1: $5.01
11,911In Stock

Mfr. Part No.
DHG10I1800PA

Mouser Part No
747-DHG10I1800PA

IXYS

Small Signal Switching Diodes Sonic Fast Recovery Diode

Learn More

Datasheet

11,911In Stock

$5.01

$2.76

$2.44

$2.16

Min.: 1
Mult.: 1

Cartridge Fuses 250V 4A Slo-Blo

0215004.MXEP
Littelfuse
1: $3.23
13,010In Stock

Mfr. Part No.
0215004.MXEP

Mouser Part No
576-0215004.MXEP

Littelfuse

Cartridge Fuses 250V 4A Slo-Blo

Learn More

Datasheet

13,010In Stock

$3.23

$2.67

$2.07

$1.83

View

Min.: 1
Mult.: 1

Fuse Holder CLASS T FUSE BLOCK 600V 60A 3 POLE

LFT600603C
Littelfuse
1: $52.96
1,485In Stock

Mfr. Part No.
LFT600603C

Mouser Part No
576-LFT600603C

Littelfuse

Fuse Holder CLASS T FUSE BLOCK 600V 60A 3 POLE

Datasheet

1,485In Stock

$52.96

$52.72

$48.63

$40.25

$38.47

Min.: 1
Mult.: 1

Varistors 33V 180A 500pF

V33MLA1206NH
Littelfuse
1: $1.28
42,198In Stock

Mfr. Part No.
V33MLA1206NH

Mouser Part No
576-V33MLA1206NH

Littelfuse

Varistors 33V 180A 500pF

Learn More

Datasheet

42,198In Stock

Cut Tape

$1.28

$0.928

$0.84

$0.743

View

Reel

$0.541

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

IGBTs 1700V/108A High Voltage XPT IGBT

IXYX30N170CV1
IXYS
1: $37.72
936In Stock

Mfr. Part No.
IXYX30N170CV1

Mouser Part No
747-IXYX30N170CV1

IXYS

IGBTs 1700V/108A High Voltage XPT IGBT

Learn More

Datasheet

936In Stock

$37.72

$28.88

Min.: 1
Mult.: 1

Varistors 275V 250A 50pF 13 Inch Reel

V430CH8
Littelfuse
1: $1.13
20,544In Stock

Mfr. Part No.
V430CH8

Mouser Part No
576-V430CH8

Littelfuse

Varistors 275V 250A 50pF 13 Inch Reel

Learn More

Datasheet

20,544In Stock

Cut Tape

$1.13

$0.94

$0.889

$0.839

View

Reel

$0.673

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Schottky Diodes & Rectifiers 60V 20A

DST2060DJF
Littelfuse
1: $2.87
19,030In Stock

Mfr. Part No.
DST2060DJF

Mouser Part No
576-DST2060DJF

Littelfuse

Schottky Diodes & Rectifiers 60V 20A

Learn More

Datasheet

19,030In Stock

Cut Tape

$2.87

$1.85

$1.27

$1.03

$0.957

Reel

$0.907

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Rectifiers 60 Amps 1200V

DSEI2X31-12B
IXYS
1: $29.04
2,916In Stock

Mfr. Part No.
DSEI2X31-12B

Mouser Part No
747-DSEI2X31-12B

IXYS

Rectifiers 60 Amps 1200V

Learn More

Datasheet

2,916In Stock

$29.04

$21.89

Min.: 1
Mult.: 1

Bridge Rectifiers 40 Amps 1200V

GUO40-12NO1
IXYS
1: $23.69
1,703In Stock

Mfr. Part No.
GUO40-12NO1

Mouser Part No
747-GUO40-12NO1

IXYS

Bridge Rectifiers 40 Amps 1200V

Learn More

Datasheet

1,703In Stock

$23.69

$19.13

Min.: 1
Mult.: 1

Rectifiers 4 Amps 8000V

UGE1112AY4
IXYS
1: $88.99
190In Stock

Mfr. Part No.
UGE1112AY4

Mouser Part No
747-UGE1112AY4

IXYS

Rectifiers 4 Amps 8000V

Learn More

Datasheet

190In Stock

$88.99

$82.48

Min.: 1
Mult.: 1

Gate Drivers Dual 1.5A Low Side Gate Driver

IX4427MTR
IXYS Integrated Circuits
1: $1.23
71,334In Stock

Mfr. Part No.
IX4427MTR

Mouser Part No
849-IX4427MTR

IXYS Integrated Circuits

Gate Drivers Dual 1.5A Low Side Gate Driver

Learn More

Datasheet

71,334In Stock

Cut Tape

$1.23

$0.89

$0.836

$0.74

View

Reel

$0.671

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Rectifiers High VTG Standard Rectifier

DNA30E2200PZ
IXYS
1: $7.75
9,917In Stock

Mfr. Part No.
DNA30E2200PZ

Mouser Part No
747-DNA30E2200PZ

IXYS

Rectifiers High VTG Standard Rectifier

Learn More

Datasheet

9,917In Stock

Cut Tape

$7.75

$5.18

$4.18

$3.70

Reel

$3.33

MouseReel Available

Min.: 1
Mult.: 1

: 800

Rectifiers FRED DIODE 600V, 37A

DSEI36-06AS
IXYS
1: $8.37
4,225In Stock

Mfr. Part No.
DSEI36-06AS

Mouser Part No
747-DSEI36-06AS

IXYS

Rectifiers FRED DIODE 600V, 37A

Learn More

Datasheet

4,225In Stock

Cut Tape

$8.37

$5.90

$4.77

$4.24

Reel

$3.80

MouseReel Available

Min.: 1
Mult.: 1

: 800

AC/DC Power Supply

All Results (8,850)

Customer Service Office

Company

Resources

Support

AC/DC Power Supply

All Results (8,850)

Circuit Protection

Semiconductors

Industrial Automation