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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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Part #

Resettable Fuses - PPTC 12V 3.5A-HD 10A SMD

1206L350/12SLWR
Littelfuse
1: $2.96
2,683In Stock

Mfr. Part #
1206L350/12SLWR

Mouser Part #
576-1206L350/12SLWR

Littelfuse

Resettable Fuses - PPTC 12V 3.5A-HD 10A SMD

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Datasheet

2,683In Stock

Cut Tape

$2.96

$2.73

$2.26

$2.09

View

Reel

$1.33

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN 3.0KV

CG33.0LTR
Littelfuse
1: $5.35
3,829In Stock

Mfr. Part #
CG33.0LTR

Mouser Part #
576-CG33.0LTR

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN 3.0KV

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Datasheet

3,829In Stock

Cut Tape

$5.35

$4.81

$4.60

$3.89

Reel

$2.96

View

Min.: 1
Mult.: 1

Reel: 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN 4.0KV

CG34.0LTR
Littelfuse
1: $7.29
4,001In Stock

Mfr. Part #
CG34.0LTR

Mouser Part #
576-CG34.0LTR

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN 4.0KV

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Datasheet

4,001In Stock

Cut Tape

$7.29

$6.22

$5.74

$4.76

Reel

$3.15

View

Min.: 1
Mult.: 1

Reel: 500

Schottky Diodes & Rectifiers 5A 80V TO-277B

DST580S
Littelfuse
1: $1.86
8,465In Stock

Mfr. Part #
DST580S

Mouser Part #
576-DST580S

Littelfuse

Schottky Diodes & Rectifiers 5A 80V TO-277B

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Datasheet

8,465In Stock

Cut Tape

$1.86

$1.16

$0.764

$0.595

Reel

$0.414

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Schottky Diodes & Rectifiers 8A 100V TO-277B

DST8100S-A
Littelfuse
1: $1.78
12,053In Stock

Mfr. Part #
DST8100S-A

Mouser Part #
576-DST8100S-A

Littelfuse

Schottky Diodes & Rectifiers 8A 100V TO-277B

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Datasheet

12,053In Stock

Cut Tape

$1.78

$1.35

$1.10

$0.87

Reel

$0.637

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Thyristor Surge Protection Devices - TSPD 22V 500A DO214 2L SIDACtor Bi

P0220SCLRP
Littelfuse
1: $2.64
4,641In Stock

Mfr. Part #
P0220SCLRP

Mouser Part #
576-P0220SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 22V 500A DO214 2L SIDACtor Bi

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Datasheet

4,641In Stock

Cut Tape

$2.64

$1.67

$1.12

$0.882

Reel

$0.649

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 22V

P0300ECL
Littelfuse
1: $1.53
9,964In Stock

Mfr. Part #
P0300ECL

Mouser Part #
576-P0300ECL

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 22V

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Datasheet

9,964In Stock

$1.53

$1.22

$0.902

$0.822

View

Min.: 1
Mult.: 1

Thyristor Surge Protection Devices - TSPD 500A 90V

P1100SCMCLRP
Littelfuse
1: $2.99
2,694In Stock

Mfr. Part #
P1100SCMCLRP

Mouser Part #
576-P1100SCMCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 90V

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Datasheet

2,694In Stock

Cut Tape

$2.99

$1.92

$1.30

$1.05

Reel

$0.78

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP275M
Littelfuse
1: $2.71
1,455In Stock

Mfr. Part #
TMOV14RP275M

Mouser Part #
576-TMOV14RP275M

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

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Datasheet

1,455In Stock

$2.71

$2.02

$1.83

$1.63

View

Min.: 1
Mult.: 1

Varistors THERMALLY PROTECTED VARISTOR 20MM

TMOV20RP420E
Littelfuse
1: $3.01
1,581In Stock

Mfr. Part #
TMOV20RP420E

Mouser Part #
576-TMOV20RP420E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 20MM

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Datasheet

1,581In Stock

$3.01

$1.98

$1.75

$1.64

View

Min.: 1
Mult.: 1

Varistors THERMALLY PROTECTED VARISTOR 34 MM DISC

TMOV34S271EP
Littelfuse
1: $29.71
247In Stock

Mfr. Part #
TMOV34S271EP

Mouser Part #
576-TMOV34S271EP

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 34 MM DISC

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Datasheet

247In Stock

$29.71

$23.78

$21.19

$20.46

View

Min.: 1
Mult.: 1

Varistors 175V 10mm Epoxy UltraMOV

V10E175P
Littelfuse
1: $0.62
9,761In Stock

Mfr. Part #
V10E175P

Mouser Part #
576-V10E175P

Littelfuse

Varistors 175V 10mm Epoxy UltraMOV

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Datasheet

9,761In Stock

$0.62

$0.434

$0.388

$0.336

View

Min.: 1
Mult.: 1

Varistors 275V 10mm Epoxy UltraMOV

V10E275P
Littelfuse
1: $0.512
8,351In Stock

Mfr. Part #
V10E275P

Mouser Part #
576-V10E275P

Littelfuse

Varistors 275V 10mm Epoxy UltraMOV

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Datasheet

8,351In Stock

$0.512

$0.352

$0.301

$0.271

View

Min.: 1
Mult.: 1

Varistors 12V 410pF 0805 AEC-Q200 MLA AUTO

V12MLA0805LNHAUTO
Littelfuse
1: $0.62
9,725In Stock

Mfr. Part #
V12MLA0805LNHAUTO

Mouser Part #
576-V12MLA0805LNHAUT

Littelfuse

Varistors 12V 410pF 0805 AEC-Q200 MLA AUTO

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Datasheet

9,725In Stock

Cut Tape

$0.62

$0.38

$0.329

$0.304

Reel

$0.237

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Varistors 18V 1270pF 1206 AEC-Q200 MLA AUTO

V18MLA1206NHAUTO
Littelfuse
1: $1.61
2,896In Stock

Mfr. Part #
V18MLA1206NHAUTO

Mouser Part #
576-V18MLA1206NHAUTO

Littelfuse

Varistors 18V 1270pF 1206 AEC-Q200 MLA AUTO

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Datasheet

2,896In Stock

Cut Tape

$1.61

$1.16

$1.05

$0.922

Reel

$0.691

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Varistors 2800V 70kA 800pF

V282BB60
Littelfuse
1: $348.19
22In Stock

Mfr. Part #
V282BB60

Mouser Part #
576-V282BB60

Littelfuse

Varistors 2800V 70kA 800pF

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Datasheet

22In Stock

$348.19

$305.15

Min.: 1
Mult.: 1

Varistors 300V 800pF

V300LA40AP
Littelfuse
1: $1.13
5,950In Stock

Mfr. Part #
V300LA40AP

Mouser Part #
576-V300LA40AP

Littelfuse

Varistors 300V 800pF

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Datasheet

5,950In Stock

$1.13

$0.815

$0.539

$0.538

Min.: 1
Mult.: 1

Varistors 25V 100A 700pF 7 Inch Reel

V39CH8T
Littelfuse
1: $1.47
2,868In Stock

Mfr. Part #
V39CH8T

Mouser Part #
576-V39CH8T

Littelfuse

Varistors 25V 100A 700pF 7 Inch Reel

Learn More

Datasheet

2,868In Stock

Cut Tape

$1.47

$1.17

$1.10

$1.01

Reel

$0.877

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Varistors 30V 250A 800pF

V47ZT1P
Littelfuse
1: $0.527
29,704In Stock

Mfr. Part #
V47ZT1P

Mouser Part #
576-V47ZT1P

Littelfuse

Varistors 30V 250A 800pF

Learn More

Datasheet

Product Comments

29,704In Stock

Cut Tape

$0.527

$0.321

$0.276

$0.256

Reel

$0.194

View

Min.: 1
Mult.: 1

Reel: 1,000

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V5.5MLA0805LNT
Littelfuse
1: $0.62
9,227In Stock

Mfr. Part #
V5.5MLA0805LNT

Mouser Part #
576-V5.5MLA0805LNT

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

9,227In Stock

Cut Tape

$0.62

$0.38

$0.329

$0.304

View

Reel

$0.225

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Varistors VARISTOR RA SERIES LEAD FREE

V82RA16X2749
Littelfuse
1: $10.35
408In Stock

Mfr. Part #
V82RA16X2749

Mouser Part #
576-V82RA16X2749

Littelfuse

Varistors VARISTOR RA SERIES LEAD FREE

Learn More

Datasheet

408In Stock

$10.35

$8.56

$8.17

$7.08

View

Min.: 1
Mult.: 1

Varistors 100A 3000pF

V8ZS1P
Littelfuse
1: $0.744
11,070In Stock

Mfr. Part #
V8ZS1P

Mouser Part #
576-V8ZS1P

Littelfuse

Varistors 100A 3000pF

Learn More

Datasheet

Product Comments

11,070In Stock

Cut Tape

$0.744

$0.519

$0.465

$0.403

Reel

$0.299

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

IGBTs XPT 1200V IGBT GenX5 XPT IGBT

IXYH40N120C3D1
IXYS
1: $20.09
290In Stock

Mfr. Part #
IXYH40N120C3D1

Mouser Part #
747-IXYH40N120C3D1

IXYS

IGBTs XPT 1200V IGBT GenX5 XPT IGBT

Learn More

Datasheet

290In Stock

$20.09

$11.21

$10.45

$10.03

View

Min.: 1
Mult.: 1

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

IXYX110N120B4
IXYS
1: $36.60
1,270In Stock
150Expected 2026-06-08

Mfr. Part #
IXYX110N120B4

Mouser Part #
747-IXYX110N120B4

IXYS

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

Datasheet

1,270In Stock

150Expected 2026-06-08

$36.60

$23.34

$22.48

$21.67

View

Min.: 1
Mult.: 1

Rectifiers 23 Amps 3200V

UGE0421AY4
IXYS
1: $105.88
64In Stock

Mfr. Part #
UGE0421AY4

Mouser Part #
747-UGE0421AY4

IXYS

Rectifiers 23 Amps 3200V

Datasheet

64In Stock

$105.88

$89.17

Min.: 1
Mult.: 1

AC/DC Power Supply

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AC/DC Power Supply

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