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.

Types of Thermistors
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Results: 32
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Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product Type
Resistance
Mounting Style
Termination Style
Package / Case
Littelfuse Resettable Fuses - PPTC 1.5A 15V 40A Imax
Datasheet
12,877In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Resettable Fuses - PPTC 250 mOhms SMD/SMT SMD/SMT 3425 (8764 metric)
Littelfuse Resettable Fuses - PPTC 2.6A 6V 40A Imax
Datasheet
3,587In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 75 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse NTC Thermistors NTC THERMISTOR 5K OHM 5% 0805 SMT
Datasheet
3,475In Stock
Min.: 1
Mult.: 1

NTC Thermistors 5 kOhms PCB Mount SMD/SMT 0805 (2012 metric)
Littelfuse NTC Thermistors C THERMISTOR 10K OHM 5% 0603 SMT
Datasheet
3,845In Stock
Min.: 1
Mult.: 1
NTC Thermistors 10 kOhms PCB Mount SMD/SMT 0603 (1608 metric)
Littelfuse Resettable Fuses - PPTC .3A 60V 10A Imax
Datasheet
52,375In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 4.8 Ohms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC .5A 60V 10A Imax
Datasheet
79,885In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 1.4 Ohms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC 30V 40A IMAX
Datasheet
59,526In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 480 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC .75A 30V 40A Imax
Datasheet
14,012In Stock
17,200Expected 10/1/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 1 Ohms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC 60V 750MA-HD 10A MAX
Datasheet
9,985In Stock
14,000Expected 10/8/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 1 Ohms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC 1.5A 15V 40A Imax
Datasheet
15,280In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC 180 mOhms SMD/SMT SMD/SMT 2018 (5045 metric)
Littelfuse Resettable Fuses - PPTC 1.5A 33V 40A Imax
Datasheet
6,565In Stock
7,500Expected 12/28/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Resettable Fuses - PPTC 230 mOhms SMD/SMT SMD/SMT 3425 (8764 metric)
Littelfuse Resettable Fuses - PPTC 1.8A 33V 40A Imax
Datasheet
9,842In Stock
30,000Expected 10/21/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Resettable Fuses - PPTC 165 mOhms SMD/SMT SMD/SMT 3425 (8764 metric)
Littelfuse Resettable Fuses - PPTC 2.5A 15V 40A Imax
Datasheet
8,263In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Resettable Fuses - PPTC 85 mOhms SMD/SMT SMD/SMT 3425 (8764 metric)
Littelfuse Resettable Fuses - PPTC 3A 6V 40A Imax
Datasheet
6,112In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 48 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC .3A 60V 20A Imax
Datasheet
2,824In Stock
4,000Expected 10/22/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC 2.3 Ohms SMD/SMT SMD/SMT 2018 (5045 metric)
Littelfuse Resettable Fuses - PPTC 1.1A 15V 40A Imax
Datasheet
3,442In Stock
4,000Expected 10/15/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC 400 mOhms SMD/SMT SMD/SMT 2018 (5045 metric)
Littelfuse Resettable Fuses - PPTC 1.1A 33V 40A Imax
Datasheet
2,283In Stock
10,000Expected 10/8/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 410 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC 1.25A 15V 40A Imax
Datasheet
1,951In Stock
2,000Expected 1/8/2027
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 250 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC 230 mOhms 40 A 33 VDC - 40 C+ 85 C
Datasheet
2,778In Stock
6,000Expected 12/31/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 230 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC 2A 15V 40A Imax
Datasheet
4,603In Stock
16,500Expected 1/5/2027
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Resettable Fuses - PPTC 125 mOhms SMD/SMT SMD/SMT 3425 (8764 metric)
Littelfuse Resettable Fuses - PPTC 2A 6V 40A Imax
Datasheet
891In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC PCB Mount SMD/SMT 2018 (5050 metric)
Littelfuse Resettable Fuses - PPTC 15V 2.5A-HD 40A SMD
Datasheet
2,095In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 85 mOhms SMD/SMT SMD/SMT 3425 (8764 metric)
Littelfuse Resettable Fuses - PPTC 15V 40A 0.05Ohms
Datasheet
3,631In Stock
8,000Expected 10/15/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 50 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC 1.2A 16V 50A Imax
Datasheet
1,859In Stock
2,000Expected 12/28/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 340 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Littelfuse Resettable Fuses - PPTC 1.6A 16V 40A Imax
Datasheet
1,285In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Resettable Fuses - PPTC 150 mOhms SMD/SMT SMD/SMT 3425 (8764 metric)