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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 (1,014)

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Part #

ESD Protection Diodes / TVS Diodes SMDJ - CA 350V

SMDJ350CA
Littelfuse
1: $3.02
1,458In Stock

Mfr. Part #
SMDJ350CA

Mouser Part #
576-SMDJ350CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMDJ - CA 350V

Datasheet

1,458In Stock

Cut Tape

$3.02

$2.23

$1.58

$1.30

Reel

$1.30

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 36V 5% Uni-Directional

SMDJ36A-T7
Littelfuse
1: $1.37
203In Stock

Mfr. Part #
SMDJ36A-T7

Mouser Part #
576-SMDJ36A-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 36V 5% Uni-Directional

Learn More

Datasheet

203In Stock

Cut Tape

$1.37

$1.11

$0.867

Reel

$0.729

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 36V 5% Bi-Directional

SMDJ36CA-T7
Littelfuse
1: $1.40
230In Stock

Mfr. Part #
SMDJ36CA-T7

Mouser Part #
576-SMDJ36CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 36V 5% Bi-Directional

Learn More

Datasheet

230In Stock

Cut Tape

$1.40

$1.14

$1.11

Reel

$0.74

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 40V 5% Uni-Directional

SMDJ40A-T7
Littelfuse
1: $2.23
35In Stock

Mfr. Part #
SMDJ40A-T7

Mouser Part #
576-SMDJ40A-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 40V 5% Uni-Directional

Learn More

Datasheet

35In Stock

Cut Tape

$2.23

$1.40

$0.929

Reel

$0.593

$0.579

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 43V 5% Bi-Directional

SMDJ43CA-T7
Littelfuse
1: $1.77
790In Stock

Mfr. Part #
SMDJ43CA-T7

Mouser Part #
576-SMDJ43CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 43V 5% Bi-Directional

Learn More

Datasheet

790In Stock

Cut Tape

$1.77

$1.42

$0.996

Reel

$0.867

$0.74

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes SMDJ - A 440V

SMDJ440A
Littelfuse
1: $3.01
1,502In Stock

Mfr. Part #
SMDJ440A

Mouser Part #
576-SMDJ440A

Littelfuse

ESD Protection Diodes / TVS Diodes SMDJ - A 440V

Datasheet

1,502In Stock

Cut Tape

$3.01

$2.23

$1.58

$1.37

$1.32

Reel

$1.30

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 45V 5% Uni-Directional

SMDJ45A
Littelfuse
1: $2.20
3,558In Stock

Mfr. Part #
SMDJ45A

Mouser Part #
576-SMDJ45A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 45V 5% Uni-Directional

Learn More

Datasheet

3,558In Stock

Cut Tape

$2.20

$1.15

$0.829

$0.691

$0.649

Reel

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 45V 5% Bi-Directional

SMDJ45CA-T7
Littelfuse
1: $1.92
310In Stock

Mfr. Part #
SMDJ45CA-T7

Mouser Part #
576-SMDJ45CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 45V 5% Bi-Directional

Learn More

Datasheet

310In Stock

Cut Tape

$1.92

$1.57

$1.21

Reel

$0.829

$0.791

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 48V 5% Uni-Directional

SMDJ48A
Littelfuse
1: $1.37
1,784In Stock
3,000Expected 2026-07-15

Mfr. Part #
SMDJ48A

Mouser Part #
576-SMDJ48A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 48V 5% Uni-Directional

Learn More

Datasheet

1,784In Stock

3,000Expected 2026-07-15

Cut Tape

$1.37

$1.11

$0.867

$0.734

$0.66

Reel

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 48V 5% Uni-Directional

SMDJ48A-T7
Littelfuse
1: $2.23
500In Stock

Mfr. Part #
SMDJ48A-T7

Mouser Part #
576-SMDJ48A-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 48V 5% Uni-Directional

Learn More

Datasheet

500In Stock

Cut Tape

$2.23

$1.40

$0.929

Reel

$0.642

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 48V 5% Bi-Directional

SMDJ48CA-T7
Littelfuse
1: $1.92
507In Stock

Mfr. Part #
SMDJ48CA-T7

Mouser Part #
576-SMDJ48CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 48V 5% Bi-Directional

Learn More

Datasheet

507In Stock

Cut Tape

$1.92

$1.50

$1.05

Reel

$0.801

$0.791

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

SMDJ5.0A-T7
Littelfuse
1: $1.27
500In Stock

Mfr. Part #
SMDJ5.0A-T7

Mouser Part #
576-SMDJ5.0A-T7

Littelfuse

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

Learn More

Datasheet

500In Stock

Cut Tape

$1.27

$1.20

$0.907

Reel

$0.646

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

SMDJ5.0CA-T7
Littelfuse
1: $1.49
459In Stock

Mfr. Part #
SMDJ5.0CA-T7

Mouser Part #
576-SMDJ5.0CA-T7

Littelfuse

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

Learn More

Datasheet

459In Stock

Cut Tape

$1.49

$1.20

$0.869

Reel

$0.643

$0.625

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 51V 5% Bi-Directional

SMDJ51CA-T7
Littelfuse
1: $2.24
471In Stock

Mfr. Part #
SMDJ51CA-T7

Mouser Part #
576-SMDJ51CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 51V 5% Bi-Directional

Learn More

Datasheet

471In Stock

Cut Tape

$2.24

$1.83

Reel

$0.832

$0.791

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 54V 5% Uni-Directional

SMDJ54A
Littelfuse
1: $2.12
2,153In Stock

Mfr. Part #
SMDJ54A

Mouser Part #
576-SMDJ54A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 54V 5% Uni-Directional

Learn More

Datasheet

2,153In Stock

Cut Tape

$2.12

$1.38

$0.918

$0.72

$0.655

Reel

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 54V 5% Bi-Directional

SMDJ54CA
Littelfuse
1: $1.47
2,726In Stock

Mfr. Part #
SMDJ54CA

Mouser Part #
576-SMDJ54CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 54V 5% Bi-Directional

Learn More

Datasheet

2,726In Stock

Cut Tape

$1.47

$1.15

$0.975

$0.913

$0.827

Reel

$0.791

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 54V 5% Bi-Directional

SMDJ54CA-T7
Littelfuse
1: $1.92
495In Stock

Mfr. Part #
SMDJ54CA-T7

Mouser Part #
576-SMDJ54CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 54V 5% Bi-Directional

Learn More

Datasheet

495In Stock

Cut Tape

$1.92

$1.57

$1.21

Reel

$0.826

$0.795

$0.791

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 58V 5% Uni-Directional

SMDJ58A
Littelfuse
1: $1.47
1,459In Stock
3,000Expected 2026-05-21

Mfr. Part #
SMDJ58A

Mouser Part #
576-SMDJ58A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 58V 5% Uni-Directional

Learn More

Datasheet

1,459In Stock

3,000Expected 2026-05-21

Cut Tape

$1.47

$1.13

$0.84

$0.682

$0.646

Reel

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 58V 5% Uni-Directional

SMDJ58A-T7
Littelfuse
1: $0.814
494In Stock

Mfr. Part #
SMDJ58A-T7

Mouser Part #
576-SMDJ58A-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 58V 5% Uni-Directional

Learn More

Datasheet

494In Stock

Cut Tape

$0.814

$0.775

$0.663

Reel

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 58V 5% Bi-Directional

SMDJ58CA-T7
Littelfuse
1: $1.96
256In Stock

Mfr. Part #
SMDJ58CA-T7

Mouser Part #
576-SMDJ58CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 58V 5% Bi-Directional

Learn More

Datasheet

256In Stock

Cut Tape

$1.96

$1.61

$1.21

Reel

$0.832

$0.791

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 6V 5% Bi-Directional

SMDJ6.0CA
Littelfuse
1: $1.49
3,459In Stock

Mfr. Part #
SMDJ6.0CA

Mouser Part #
576-SMDJ6.0CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 6V 5% Bi-Directional

Learn More

Datasheet

3,459In Stock

Cut Tape

$1.49

$1.10

$0.883

$0.764

$0.669

Reel

$0.625

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 6V 5% Bi-Directional

SMDJ6.0CA-T7
Littelfuse
1: $2.39
248In Stock

Mfr. Part #
SMDJ6.0CA-T7

Mouser Part #
576-SMDJ6.0CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 6V 5% Bi-Directional

Learn More

Datasheet

248In Stock

Cut Tape

$2.39

$1.51

$1.00

Reel

$0.688

$0.625

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 6.5V 5% Uni-Directional

SMDJ6.5A
Littelfuse
1: $2.23
995In Stock

Mfr. Part #
SMDJ6.5A

Mouser Part #
576-SMDJ6.5A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 6.5V 5% Uni-Directional

Learn More

Datasheet

995In Stock

Cut Tape

$2.23

$1.40

$0.929

$0.728

$0.66

Reel

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 3kW 6.5V 5% Bi-Directional

SMDJ6.5CA-T7
Littelfuse
1: $2.39
500In Stock

Mfr. Part #
SMDJ6.5CA-T7

Mouser Part #
576-SMDJ6.5CA-T7

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 6.5V 5% Bi-Directional

Learn More

Datasheet

500In Stock

Cut Tape

$2.39

$1.51

$1.00

Reel

$0.784

$0.625

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 3kW 60V 5% Uni-Directional

SMDJ60A
Littelfuse
1: $0.814
3,210In Stock
3,000Expected 2026-04-29

Mfr. Part #
SMDJ60A

Mouser Part #
576-SMDJ60A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 60V 5% Uni-Directional

Learn More

Datasheet

3,210In Stock

3,000Expected 2026-04-29

Cut Tape

$0.814

$0.708

$0.642

$0.62

Reel

$0.579

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Communications Infrastructure Solutions

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Communications Infrastructure Solutions

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