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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Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
Littelfuse ESD Protection Diodes / TVS Diodes SMDJ - CA 400V
Datasheet
3,739In Stock
Min.: 1
Mult.: 1
Reel: 3,000
Littelfuse ESD Protection Diodes / TVS Diodes 3kW 40V 5% Uni-Directional
Datasheet
5,455In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 40V 5% Bi-Directional
Datasheet
11,610In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 43V 5% Bi-Directional
Datasheet
4,524In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 45V 5% Bi-Directional
Datasheet
3,711In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 5V 5% Uni-Directional
Datasheet
5,417In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 5V 5% Bi-Directional
Datasheet
8,850In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 51V 5% Bi-Directional
Datasheet
5,365In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 58V 5% Bi-Directional
Datasheet
2,903In Stock
3,000Expected 2026-04-03
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 6.5V 5% Bi-Directional
Datasheet
7,329In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 64V 5% Uni-Directional
Datasheet
6,800In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 64V 5% Bi-Directional
Datasheet
2,718In Stock
15,000On Order
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 70V 5% Uni-Directional
Datasheet
6,426In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 75V 5% Bi-Directional
Datasheet
3,288In Stock
3,000Expected 2026-04-16
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 8V 5% Uni-Directional
Datasheet
4,165In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse ESD Protection Diodes / TVS Diodes 3kW 90V 5% Bi-Directional
Datasheet
3,442In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse Varistors 30V 14mm Epoxy UltraMOV
Datasheet
5,598In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 275V
Datasheet
2,793In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors 820V 2500pF
Datasheet
9,584In Stock
Min.: 1
Mult.: 1

Littelfuse Varistors RADIAL VARISTOR LEAD FREE
Datasheet
1,105In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC .3A 60V 10A Imax
Datasheet
13,492In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Resettable Fuses - PPTC .5A 60V 10A Imax
Datasheet
25,109In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Resettable Fuses - PPTC .75A 30V 40A Imax
Datasheet
12,338In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Resettable Fuses - PPTC 60V 750MA-HD 10A MAX
Datasheet
16,584In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Littelfuse Resettable Fuses - PPTC 30V 40A IMAX
Datasheet
4,897In Stock
7,948Expected 2026-03-25
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000