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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 #

ESD Protection Diodes / TVS Diodes 600W 10V 5% Uni-Directional

SMBJ10A
Littelfuse
1: $0.17
22,908In Stock

Mfr. Part No.
SMBJ10A

Mouser Part No
576-SMBJ10A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 10V 5% Uni-Directional

Learn More

Datasheet

22,908In Stock

Cut Tape

$0.17

$0.135

$0.097

$0.09

$0.088

Reel

$0.075

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 12V 5% Uni-Directional

SMBJ12A
Littelfuse
1: $0.32
41,440In Stock

Mfr. Part No.
SMBJ12A

Mouser Part No
576-SMBJ12A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 12V 5% Uni-Directional

Learn More

Datasheet

41,440In Stock

Cut Tape

$0.32

$0.215

$0.104

$0.102

$0.101

Reel

$0.075

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 12V 5% Bi-Directional

SMBJ12CA
Littelfuse
1: $0.37
47,785In Stock
22,500Expected 14/05/2026

Mfr. Part No.
SMBJ12CA

Mouser Part No
576-SMBJ12CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 12V 5% Bi-Directional

Learn More

Datasheet

47,785In Stock

22,500Expected 14/05/2026

Cut Tape

$0.37

$0.251

$0.187

$0.158

Reel

$0.104

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 15V 5% Bi-Directional

SMBJ15CA
Littelfuse
1: $0.32
48,186In Stock

Mfr. Part No.
SMBJ15CA

Mouser Part No
576-SMBJ15CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 15V 5% Bi-Directional

Learn More

Datasheet

48,186In Stock

Cut Tape

$0.32

$0.21

$0.119

$0.118

$0.116

Reel

$0.092

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 200V 5% Bi-Directional

SMBJ200CA
Littelfuse
1: $0.32
17,515In Stock

Mfr. Part No.
SMBJ200CA

Mouser Part No
576-SMBJ200CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 200V 5% Bi-Directional

Learn More

Datasheet

17,515In Stock

Cut Tape

$0.32

$0.208

$0.114

$0.111

$0.108

Reel

$0.096

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 20V 5% Bi-Directional

SMBJ20CA
Littelfuse
1: $0.15
19,603In Stock

Mfr. Part No.
SMBJ20CA

Mouser Part No
576-SMBJ20CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 20V 5% Bi-Directional

Learn More

Datasheet

19,603In Stock

Cut Tape

$0.15

$0.124

$0.107

Reel

$0.092

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 220V 5% Bi-Directional

SMBJ220CA
Littelfuse
1: $0.79
27,136In Stock

Mfr. Part No.
SMBJ220CA

Mouser Part No
576-SMBJ220CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 220V 5% Bi-Directional

Learn More

Datasheet

27,136In Stock

Cut Tape

$0.79

$0.469

$0.373

$0.286

Reel

$0.215

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 24V 5% Bi-Directional

SMBJ24CA
Littelfuse
1: $0.19
21,419In Stock
15,000Expected 19/05/2026

Mfr. Part No.
SMBJ24CA

Mouser Part No
576-SMBJ24CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 24V 5% Bi-Directional

Learn More

Datasheet

21,419In Stock

15,000Expected 19/05/2026

Cut Tape

$0.19

$0.166

$0.137

$0.136

$0.132

Reel

$0.092

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 250V 5% Uni-Directional

SMBJ250A
Littelfuse
1: $0.21
13,541In Stock

Mfr. Part No.
SMBJ250A

Mouser Part No
576-SMBJ250A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 250V 5% Uni-Directional

Learn More

Datasheet

13,541In Stock

Cut Tape

$0.21

$0.187

Reel

$0.183

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 26V 5% Uni-Directional

SMBJ26A
Littelfuse
1: $0.18
52,779In Stock

Mfr. Part No.
SMBJ26A

Mouser Part No
576-SMBJ26A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 26V 5% Uni-Directional

Learn More

Datasheet

52,779In Stock

Cut Tape

$0.18

$0.151

$0.11

$0.109

Reel

$0.086

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 28V 5% Uni-Directional

SMBJ28A
Littelfuse
1: $0.26
65,514In Stock

Mfr. Part No.
SMBJ28A

Mouser Part No
576-SMBJ28A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 28V 5% Uni-Directional

Learn More

Datasheet

65,514In Stock

Cut Tape

$0.26

$0.205

$0.104

$0.103

Reel

$0.08

$0.075

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 28V 5% Bi-Directional

SMBJ28CA
Littelfuse
1: $0.28
27,459In Stock

Mfr. Part No.
SMBJ28CA

Mouser Part No
576-SMBJ28CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 28V 5% Bi-Directional

Learn More

Datasheet

27,459In Stock

Cut Tape

$0.28

$0.207

$0.118

$0.116

$0.114

Reel

$0.09

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 30V 5% Uni-Directional

SMBJ30A
Littelfuse
1: $0.25
30,772In Stock

Mfr. Part No.
SMBJ30A

Mouser Part No
576-SMBJ30A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 30V 5% Uni-Directional

Learn More

Datasheet

30,772In Stock

Cut Tape

$0.25

$0.191

$0.105

$0.104

Reel

$0.082

$0.075

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 30V 5% Bi-Directional

SMBJ30CA
Littelfuse
1: $0.26
46,192In Stock

Mfr. Part No.
SMBJ30CA

Mouser Part No
576-SMBJ30CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 30V 5% Bi-Directional

Learn More

Datasheet

46,192In Stock

Cut Tape

$0.26

$0.179

$0.118

$0.114

$0.11

Reel

$0.092

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 33V 5% Uni-Directional

SMBJ33A
Littelfuse
1: $0.30
92,570In Stock

Mfr. Part No.
SMBJ33A

Mouser Part No
576-SMBJ33A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 33V 5% Uni-Directional

Learn More

Datasheet

92,570In Stock

Cut Tape

$0.30

$0.214

$0.105

$0.102

$0.098

Reel

$0.075

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 36V 5% Bi-Directional

SMBJ36CA
Littelfuse
1: $0.22
25,625In Stock
21,000Expected 13/04/2026

Mfr. Part No.
SMBJ36CA

Mouser Part No
576-SMBJ36CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 36V 5% Bi-Directional

Learn More

Datasheet

25,625In Stock

21,000Expected 13/04/2026

Cut Tape

$0.22

$0.18

$0.118

$0.117

$0.115

Reel

$0.092

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 40V 5% Uni-Directional

SMBJ40A
Littelfuse
1: $0.30
44,525In Stock

Mfr. Part No.
SMBJ40A

Mouser Part No
576-SMBJ40A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 40V 5% Uni-Directional

Learn More

Datasheet

44,525In Stock

Cut Tape

$0.30

$0.213

$0.146

$0.111

Reel

$0.079

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 440V 5% Uni-Directional

SMBJ440A
Littelfuse
1: $0.69
10,917In Stock

Mfr. Part No.
SMBJ440A

Mouser Part No
576-SMBJ440A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 440V 5% Uni-Directional

Learn More

Datasheet

10,917In Stock

Cut Tape

$0.69

$0.539

$0.367

$0.282

$0.254

Reel

$0.20

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 440V 5% Bi-Directional

SMBJ440CA
Littelfuse
1: $0.35
10,693In Stock

Mfr. Part No.
SMBJ440CA

Mouser Part No
576-SMBJ440CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 440V 5% Bi-Directional

Learn More

Datasheet

10,693In Stock

Cut Tape

$0.35

$0.33

$0.257

$0.219

$0.196

Reel

$0.182

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 48V 5% Bi-Directional

SMBJ48CA
Littelfuse
1: $0.28
22,648In Stock
24,000Expected 04/05/2026

Mfr. Part No.
SMBJ48CA

Mouser Part No
576-SMBJ48CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 48V 5% Bi-Directional

Learn More

Datasheet

22,648In Stock

24,000Expected 04/05/2026

Cut Tape

$0.28

$0.24

$0.178

$0.144

Reel

$0.107

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 5V 5% Uni-Directional

SMBJ5.0A
Littelfuse
1: $0.21
72,845In Stock
42,000Expected 27/05/2026

Mfr. Part No.
SMBJ5.0A

Mouser Part No
576-SMBJ5.0A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 5V 5% Uni-Directional

Learn More

Datasheet

72,845In Stock

42,000Expected 27/05/2026

Cut Tape

$0.21

$0.167

$0.126

$0.118

Reel

$0.084

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 5V 5% Bi-Directional

SMBJ5.0CA
Littelfuse
1: $0.36
30,777In Stock

Mfr. Part No.
SMBJ5.0CA

Mouser Part No
576-SMBJ5.0CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 5V 5% Bi-Directional

Learn More

Datasheet

30,777In Stock

Cut Tape

$0.36

$0.251

$0.18

$0.142

Reel

$0.093

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 51V 5% Bi-Directional

SMBJ51CA
Littelfuse
1: $0.26
25,354In Stock

Mfr. Part No.
SMBJ51CA

Mouser Part No
576-SMBJ51CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 51V 5% Bi-Directional

Learn More

Datasheet

25,354In Stock

Cut Tape

$0.26

$0.229

$0.14

$0.136

Reel

$0.098

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 54V 5% Bi-Directional

SMBJ54CA
Littelfuse
1: $0.39
23,680In Stock

Mfr. Part No.
SMBJ54CA

Mouser Part No
576-SMBJ54CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 54V 5% Bi-Directional

Learn More

Datasheet

23,680In Stock

Cut Tape

$0.39

$0.248

$0.128

Reel

$0.106

$0.099

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 600W 6V 5% Bi-Directional

SMBJ6.0CA
Littelfuse
1: $0.47
17,333In Stock
12,000Expected 28/04/2026

Mfr. Part No.
SMBJ6.0CA

Mouser Part No
576-SMBJ6.0CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 6V 5% Bi-Directional

Learn More

Datasheet

17,333In Stock

12,000Expected 28/04/2026

Cut Tape

$0.47

$0.284

$0.182

$0.138

$0.123

Reel

$0.092

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

AC/DC Power Supply

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AC/DC Power Supply

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