All Results (8,855)

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 6V 4.0A-HD 50A SMD

0805L400SLWR
Littelfuse
1: $3.50
1,240In Stock

Mfr. Part No.
0805L400SLWR

Mouser Part No
576-0805L400SLWR

Littelfuse

Resettable Fuses - PPTC 6V 4.0A-HD 50A SMD

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Datasheet

1,240In Stock

Cut Tape

$3.50

$2.90

$2.68

$2.67

View

Reel

$1.59

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 12V POLYFUSE 1206 LoRho SL 1.1A

1206L110/12SLYR
Littelfuse
1: $4.23
433In Stock
4,000Expected 31/12/2026

Mfr. Part No.
1206L110/12SLYR

Mouser Part No
576-1206L110/12SLYR

Littelfuse

Resettable Fuses - PPTC 12V POLYFUSE 1206 LoRho SL 1.1A

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Datasheet

433In Stock

4,000Expected 31/12/2026

Cut Tape

$4.23

$3.75

$3.40

$2.83

View

Reel

$2.05

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.80A

1206L380SLTHYR
Littelfuse
1: $2.56
242In Stock
4,000Expected 3/2/2027

Mfr. Part No.
1206L380SLTHYR

Mouser Part No
576-1206L380SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.80A

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Datasheet

242In Stock

4,000Expected 3/2/2027

Cut Tape

$2.56

$2.09

$1.77

$1.62

View

Reel

$1.25

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 2A

1210L200SLYR
Littelfuse
1: $3.30
66In Stock
4,000Expected 22/2/2027

Mfr. Part No.
1210L200SLYR

Mouser Part No
576-1210L200SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 2A

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Datasheet

66In Stock

4,000Expected 22/2/2027

Cut Tape

$3.30

$2.91

$2.53

$2.12

View

Reel

$1.54

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V 5A 1210 POLYFUSE SURF MOUNT

1210L500SLWR
Littelfuse
1: $3.73
817In Stock
3,000Expected 21/1/2027

Mfr. Part No.
1210L500SLWR

Mouser Part No
576-1210L500SLWR

Littelfuse

Resettable Fuses - PPTC 6V 5A 1210 POLYFUSE SURF MOUNT

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Datasheet

817In Stock

3,000Expected 21/1/2027

Cut Tape

$3.73

$3.09

$2.86

$2.37

View

Reel

$1.71

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD 100mA 500A Dual Negative

B1101UCLRP
Littelfuse
1: $7.52
698In Stock

Mfr. Part No.
B1101UCLRP

Mouser Part No
576-B1101UCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 100mA 500A Dual Negative

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Datasheet

698In Stock

Cut Tape

$7.52

$5.00

$3.58

$3.28

$3.10

Reel

$3.10

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 1.5KV NOM

CG31.5L
Littelfuse
1: $5.83
566In Stock
2,450On Order

Mfr. Part No.
CG31.5L

Mouser Part No
576-CG31.5L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 1.5KV NOM

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Datasheet

566In Stock

2,450On Order

$5.83

$3.71

$3.35

$3.22

$3.01

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 2.0KV NOM

CG32.0L
Littelfuse
1: $4.87
100In Stock
700On Order

Mfr. Part No.
CG32.0L

Mouser Part No
576-CG32.0L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 2.0KV NOM

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Datasheet

100In Stock

700On Order

$4.87

$3.73

$3.01

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 2.0KV

CG32.0LTR
Littelfuse
1: $4.94
489In Stock
2,000Expected 14/12/2026

Mfr. Part No.
CG32.0LTR

Mouser Part No
576-CG32.0LTR

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STAN. 2.0KV

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Datasheet

489In Stock

2,000Expected 14/12/2026

Cut Tape

$4.94

$3.78

$3.28

Reel

$3.06

Min.: 1
Mult.: 1

: 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 2.5KV NOM

CG32.5L
Littelfuse
1: $5.83
574In Stock
2,450On Order

Mfr. Part No.
CG32.5L

Mouser Part No
576-CG32.5L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 2.5KV NOM

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Datasheet

574In Stock

2,450On Order

$5.83

$4.47

$3.56

$3.26

$3.01

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Standard HV

CG33.3L
Littelfuse
1: $5.25
321In Stock
350Expected 29/10/2026

Mfr. Part No.
CG33.3L

Mouser Part No
576-CG33.3L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Standard HV

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Datasheet

321In Stock

350Expected 29/10/2026

$5.25

$4.01

$3.26

Min.: 1
Mult.: 1

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

CG34.0L
Littelfuse
1: $5.56
115In Stock
1,750On Order

Mfr. Part No.
CG34.0L

Mouser Part No
576-CG34.0L

Littelfuse

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

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Datasheet

115In Stock

1,750On Order

$5.56

$4.24

$3.69

$3.26

Min.: 1
Mult.: 1

Schottky Diodes & Rectifiers 10A 45V TO-277B

DST1045S-A
Littelfuse
1: $2.56
564In Stock

Mfr. Part No.
DST1045S-A

Mouser Part No
576-DST1045S-A

Littelfuse

Schottky Diodes & Rectifiers 10A 45V TO-277B

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Datasheet

564In Stock

Cut Tape

$2.56

$1.63

$1.13

$1.10

Reel

$0.894

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Schottky Diodes & Rectifiers 5A 60V TO-277B

DST560S-A
Littelfuse
1: $2.28
1,940In Stock

Mfr. Part No.
DST560S-A

Mouser Part No
576-DST560S-A

Littelfuse

Schottky Diodes & Rectifiers 5A 60V TO-277B

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Datasheet

1,940In Stock

Cut Tape

$2.28

$1.46

$0.963

$0.756

$0.634

Reel

$0.577

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Schottky Diodes & Rectifiers 8A 60V TO-277B

DST860S
Littelfuse
1: $2.61
169In Stock
5,000Expected 9/3/2027

Mfr. Part No.
DST860S

Mouser Part No
576-DST860S

Littelfuse

Schottky Diodes & Rectifiers 8A 60V TO-277B

Learn More

Datasheet

169In Stock

5,000Expected 9/3/2027

Cut Tape

$2.61

$1.39

$1.11

$0.873

Reel

$0.65

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Schottky Diodes & Rectifiers 8A 60V TO-277B

DST860S-A
Littelfuse
1: $2.83
1,674In Stock
10,000Expected 25/3/2027

Mfr. Part No.
DST860S-A

Mouser Part No
576-DST860S-A

Littelfuse

Schottky Diodes & Rectifiers 8A 60V TO-277B

Learn More

Datasheet

1,674In Stock

10,000Expected 25/3/2027

Cut Tape

$2.83

$1.71

$1.23

$0.959

View

Reel

$0.779

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Industrial & Electrical Fuses 2A 600VAC 300VDC Class T

JLLS002.T
Littelfuse
1: $53.71
1In Stock

Mfr. Part No.
JLLS002.T

Mouser Part No
576-JLLS002.T

Littelfuse

Industrial & Electrical Fuses 2A 600VAC 300VDC Class T

Learn More

Datasheet

1In Stock

$53.71

$44.55

$41.10

$34.04

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 60A 600VAC 300VDC CLASS T

JLLS060.TXP
Littelfuse
1: $68.03
6In Stock

Mfr. Part No.
JLLS060.TXP

Mouser Part No
576-JLLS060.TXP

Littelfuse

Industrial & Electrical Fuses 60A 600VAC 300VDC CLASS T

Learn More

Datasheet

6In Stock

$68.03

$56.44

$52.06

$43.10

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 225A 600VAC 300VDC Class T

JLLS225.X
Littelfuse
1: $304.00
1In Stock

Mfr. Part No.
JLLS225.X

Mouser Part No
576-JLLS225.X

Littelfuse

Industrial & Electrical Fuses 225A 600VAC 300VDC Class T

Learn More

Datasheet

1In Stock

$304.00

$252.04

$232.02

$191.98

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 60A 3P NON-ID

LFJ600603C
Littelfuse
1: $129.17
25In Stock

Mfr. Part No.
LFJ600603C

Mouser Part No
576-LFJ600603C

Littelfuse

Fuse Holder CLASS J FUSEBLOCK 600V 60A 3P NON-ID

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Datasheet

25In Stock

$129.17

$107.13

$98.79

$81.74

$75.26

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 100A 1P NON-ID

LFJ601001C
Littelfuse
1: $81.95
37In Stock
2Expected 21/1/2027

Mfr. Part No.
LFJ601001C

Mouser Part No
576-LFJ601001C

Littelfuse

Fuse Holder CLASS J FUSEBLOCK 600V 100A 1P NON-ID

Learn More

Datasheet

37In Stock

2Expected 21/1/2027

$81.95

$67.97

$62.57

$50.88

View

Min.: 1
Mult.: 1

Fuse Holder CLASS R FUSE BLOCK 250V 30A 2 POLE

LFR250302S
Littelfuse
1: $36.34
25In Stock

Mfr. Part No.
LFR250302S

Mouser Part No
576-LFR250302S

Littelfuse

Fuse Holder CLASS R FUSE BLOCK 250V 30A 2 POLE

Datasheet

25In Stock

$36.34

$30.14

$27.81

$23.04

View

Min.: 1
Mult.: 1

Fuse Holder CLASS R FUSE BLOCK 600V 30A 1 POLE

LFR600301PID
Littelfuse
1: $44.49
3In Stock

Mfr. Part No.
LFR600301PID

Mouser Part No
576-LFR600301PID

Littelfuse

Fuse Holder CLASS R FUSE BLOCK 600V 30A 1 POLE

Datasheet

3In Stock

$44.49

$36.91

$34.05

$28.21

View

Min.: 1
Mult.: 1

Fuse Holder CLASS R FUSE BLOCK 600V 30A 2 POLE

LFR600302CID
Littelfuse
1: $73.75
1In Stock

Mfr. Part No.
LFR600302CID

Mouser Part No
576-LFR600302CID

Littelfuse

Fuse Holder CLASS R FUSE BLOCK 600V 30A 2 POLE

Datasheet

1In Stock

$73.75

$61.01

$56.43

$46.72

$43.04

Min.: 1
Mult.: 1

Fuse Holder CLASS T FUSE BLOCK 300V 30A 2 POLE

LFT300302C
Littelfuse
1: $66.37
12In Stock
79On Order

Mfr. Part No.
LFT300302C

Mouser Part No
576-LFT300302C

Littelfuse

Fuse Holder CLASS T FUSE BLOCK 300V 30A 2 POLE

Datasheet

12In Stock

79On Order

$66.37

$55.27

$50.84

$43.04

View

Min.: 1
Mult.: 1

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