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Communications Infrastructure Solutions

Littelfuse provides a wide range of communication infrastructure solutions that ensure speed and reliability in all environments. These solutions are energy efficient, dependable, and easy to incorporate into compact designs. Communication infrastructure solutions from Littelfuse include TVS diodes, varistors, NTC thermistors, fuses, and more.

All Results (1,136)

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Part #

ESD Protection Diodes / TVS Diodes 3kW 11V 5% Uni-Directional

SMDJ11A
Littelfuse
1: $1.31
1,122In Stock

Mfr. Part No.
SMDJ11A

Mouser Part No
576-SMDJ11A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 11V 5% Uni-Directional

Learn More

Datasheet

1,122In Stock

Cut Tape

$1.31

$1.05

$0.749

$0.596

$0.575

Reel

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 120V 5% Uni-Directional

SMDJ120A
Littelfuse
1: $1.32
2,440In Stock

Mfr. Part No.
SMDJ120A

Mouser Part No
576-SMDJ120A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 120V 5% Uni-Directional

Learn More

Datasheet

2,440In Stock

Cut Tape

$1.32

$1.08

$0.86

$0.695

Reel

$0.57

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 120V 5% Bi-Directional

SMDJ120CA
Littelfuse
1: $1.58
1,867In Stock

Mfr. Part No.
SMDJ120CA

Mouser Part No
576-SMDJ120CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 120V 5% Bi-Directional

Learn More

Datasheet

1,867In Stock

Cut Tape

$1.58

$1.30

$1.02

$0.859

$0.773

Reel

$0.716

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 12V 5% Uni-Directional

SMDJ12A-T7
Littelfuse
1: $1.99
195In Stock

Mfr. Part No.
SMDJ12A-T7

Mouser Part No
576-SMDJ12A-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 12V 5% Uni-Directional

Learn More

Datasheet

195In Stock

Cut Tape

$1.99

$1.25

$0.831

Reel

$0.621

$0.564

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 13V 5% Uni-Directional

SMDJ13A
Littelfuse
1: $2.02
4,592In Stock

Mfr. Part No.
SMDJ13A

Mouser Part No
576-SMDJ13A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 13V 5% Uni-Directional

Learn More

Datasheet

4,592In Stock

Cut Tape

$2.02

$1.27

$0.841

$0.659

$0.598

Reel

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 13V 5% Uni-Directional

SMDJ13A-T7
Littelfuse
1: $1.25
500In Stock

Mfr. Part No.
SMDJ13A-T7

Mouser Part No
576-SMDJ13A-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 13V 5% Uni-Directional

Learn More

Datasheet

500In Stock

Cut Tape

$1.25

$1.01

$0.741

Reel

$0.657

$0.524

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 14V 5% Uni-Directional

SMDJ14A
Littelfuse
1: $1.47
2,725In Stock

Mfr. Part No.
SMDJ14A

Mouser Part No
576-SMDJ14A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 14V 5% Uni-Directional

Learn More

Datasheet

2,725In Stock

Cut Tape

$1.47

$1.20

$0.831

$0.594

$0.562

Reel

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 150V 5% Bi-Directional

SMDJ150CA-T7
Littelfuse
1: $3.57
77In Stock

Mfr. Part No.
SMDJ150CA-T7

Mouser Part No
576-SMDJ150CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 150V 5% Bi-Directional

Learn More

Datasheet

77In Stock

Cut Tape

$3.57

$2.35

$1.58

Reel

$1.25

$1.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 15V 5% Uni-Directional

SMDJ15A-T7
Littelfuse
1: $1.28
476In Stock

Mfr. Part No.
SMDJ15A-T7

Mouser Part No
576-SMDJ15A-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 15V 5% Uni-Directional

Learn More

Datasheet

476In Stock

Cut Tape

$1.28

$1.02

$0.741

Reel

$0.585

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 170V 5% Uni-Directional

SMDJ170A
Littelfuse
1: $1.38
1,311In Stock
2,900Expected 19/3/2026

Mfr. Part No.
SMDJ170A

Mouser Part No
576-SMDJ170A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 170V 5% Uni-Directional

Learn More

Datasheet

1,311In Stock

2,900Expected 19/3/2026

Cut Tape

$1.38

$1.09

$0.79

$0.635

$0.607

Reel

$0.567

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 170V 5% Bi-Directional

SMDJ170CA-T7
Littelfuse
1: $3.73
408In Stock

Mfr. Part No.
SMDJ170CA-T7

Mouser Part No
576-SMDJ170CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 170V 5% Bi-Directional

Learn More

Datasheet

408In Stock

Cut Tape

$3.73

$2.39

$1.64

Reel

$1.20

$1.18

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 17V 5% Uni-Directional

SMDJ17A
Littelfuse
1: $2.02
2,392In Stock

Mfr. Part No.
SMDJ17A

Mouser Part No
576-SMDJ17A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 17V 5% Uni-Directional

Learn More

Datasheet

2,392In Stock

Cut Tape

$2.02

$1.27

$0.841

$0.659

$0.598

Reel

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 17V 5% Bi-Directional

SMDJ17CA-T7
Littelfuse
1: $2.17
317In Stock

Mfr. Part No.
SMDJ17CA-T7

Mouser Part No
576-SMDJ17CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 17V 5% Bi-Directional

Learn More

Datasheet

317In Stock

Cut Tape

$2.17

$1.37

$0.909

Reel

$0.602

$0.566

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 180V 5% Uni-Directional

SMDJ180A
Littelfuse
1: $2.47
1,177In Stock

Mfr. Part No.
SMDJ180A

Mouser Part No
576-SMDJ180A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 180V 5% Uni-Directional

Learn More

Datasheet

1,177In Stock

Cut Tape

$2.47

$2.02

$1.43

$1.26

$1.24

Reel

$1.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 18V 5% Bi-Directional

SMDJ18CA
Littelfuse
1: $1.24
2,220In Stock

Mfr. Part No.
SMDJ18CA

Mouser Part No
576-SMDJ18CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 18V 5% Bi-Directional

Learn More

Datasheet

2,220In Stock

Cut Tape

$1.24

$0.969

$0.867

$0.767

$0.698

Reel

$0.663

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 18V 5% Bi-Directional

SMDJ18CA-T7
Littelfuse
1: $1.64
740In Stock

Mfr. Part No.
SMDJ18CA-T7

Mouser Part No
576-SMDJ18CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 18V 5% Bi-Directional

Learn More

Datasheet

740In Stock

Cut Tape

$1.64

$1.28

$0.902

Reel

$0.714

$0.67

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 20V 5% Uni-Directional

SMDJ20A
Littelfuse
1: $0.945
1,856In Stock
3,000Expected 13/5/2026

Mfr. Part No.
SMDJ20A

Mouser Part No
576-SMDJ20A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 20V 5% Uni-Directional

Learn More

Datasheet

1,856In Stock

3,000Expected 13/5/2026

Cut Tape

$0.945

$0.783

$0.595

$0.552

$0.534

Reel

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 20V 5% Bi-Directional

SMDJ20CA-T7
Littelfuse
1: $1.60
900In Stock

Mfr. Part No.
SMDJ20CA-T7

Mouser Part No
576-SMDJ20CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 20V 5% Bi-Directional

Learn More

Datasheet

900In Stock

Cut Tape

$1.60

$1.29

$0.902

Reel

$0.823

$0.67

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 22V 5% Uni-Directional

SMDJ22A
Littelfuse
1: $1.29
589In Stock

Mfr. Part No.
SMDJ22A

Mouser Part No
576-SMDJ22A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 22V 5% Uni-Directional

Learn More

Datasheet

589In Stock

Cut Tape

$1.29

$1.05

$0.77

$0.638

$0.55

Reel

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 24V 5% Uni-Directional

SMDJ24A
Littelfuse
1: $0.709
4In Stock
12,000On Order

Mfr. Part No.
SMDJ24A

Mouser Part No
576-SMDJ24A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 24V 5% Uni-Directional

Learn More

Datasheet

4In Stock

12,000On Order

Cut Tape

$0.709

$0.591

$0.562

Reel

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes SMDJ - A 250V

SMDJ250A
Littelfuse
1: $2.61
1,216In Stock

Mfr. Part No.
SMDJ250A

Mouser Part No
576-SMDJ250A

Littelfuse

ESD Protection Diodes / TVS Diodes SMDJ - A 250V

Datasheet

1,216In Stock

Cut Tape

$2.61

$2.09

$1.57

$1.26

$1.18

Reel

$1.18

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 26V 5% Uni-Directional

SMDJ26A-T7
Littelfuse
1: $2.02
50In Stock

Mfr. Part No.
SMDJ26A-T7

Mouser Part No
576-SMDJ26A-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 26V 5% Uni-Directional

Learn More

Datasheet

50In Stock

Cut Tape

$2.02

$1.27

$0.841

Reel

$0.581

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 26V 5% Bi-Directional

SMDJ26CA
Littelfuse
1: $0.973
514In Stock
3,000Expected 5/5/2026

Mfr. Part No.
SMDJ26CA

Mouser Part No
576-SMDJ26CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 26V 5% Bi-Directional

Learn More

Datasheet

514In Stock

3,000Expected 5/5/2026

Cut Tape

$0.973

$0.841

$0.734

$0.692

Reel

$0.663

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 28V 5% Uni-Directional

SMDJ28A
Littelfuse
1: $0.917
2,682In Stock

Mfr. Part No.
SMDJ28A

Mouser Part No
576-SMDJ28A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 28V 5% Uni-Directional

Learn More

Datasheet

2,682In Stock

Cut Tape

$0.917

$0.763

$0.609

$0.562

Reel

$0.524

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 28V 5% Bi-Directional

SMDJ28CA
Littelfuse
1: $1.06
4,509In Stock
9,000On Order

Mfr. Part No.
SMDJ28CA

Mouser Part No
576-SMDJ28CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 28V 5% Bi-Directional

Learn More

Datasheet

4,509In Stock

9,000On Order

Cut Tape

$1.06

$0.863

$0.694

$0.67

Reel

$0.663

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Communications Infrastructure Solutions

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Communications Infrastructure Solutions

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