Automotive Application Solutions

Littelfuse Automotive Solutions contain a portfolio of AEC-Q101 and AEC-Q200 qualified TVS diodes, diode arrays, varistors, multilayer varistors, and POLY-FUSE® PTCs. Each new generation of vehicles has an increased number of electronics that control everything from the radio to fuel injection. Littelfuse provides circuit protection solutions for a range of difficult automotive applications.

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Littelfuse Resettable Fuses - PPTC Radial Lead .25A 72V 40A Imax
Datasheet
Product Comments
8,093In Stock
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse Resettable Fuses - PPTC Radial Lead .3A 72V 40A Imax
Datasheet
Product Comments
12,815In Stock
8,000Expected 28/05/2026
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC Radial Lead .4A 72V 40A Imax
Datasheet
Product Comments
14,357In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC Radial Lead .5A 72V 40A Imax
Datasheet
Product Comments
38,660In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC Radial Lead .5A 72V 40A Imax
Datasheet
Product Comments
13,542In Stock
Min.: 1
Mult.: 1
Reel: 3,000

Littelfuse Resettable Fuses - PPTC Radial Lead .75A 72V 40A Imax
Datasheet
Product Comments
7,351In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC Radial Lead .9A 72V 40A Imax
Datasheet
Product Comments
8,933In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC Radial Lead 1.1A 72V 40A Imax
Datasheet
Product Comments
10,343In Stock
6,000Expected 22/04/2026
Min.: 1
Mult.: 1
Reel: 1,500

Littelfuse Resettable Fuses - PPTC Radial Lead 1.35A 72V 40A Imax
Datasheet
Product Comments
9,957In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC Radial Lead 1.85A 72V 40A Imax
Datasheet
Product Comments
6,749In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC Radial Lead 2.5A 72V 40A Imax
Datasheet
Product Comments
10,313In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC Radial Lead 3A 72V 40A Imax
Datasheet
Product Comments
7,518In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC Radial Lead 3.75A 72V 40A Imax
Datasheet
Product Comments
3,246In Stock
7,000Expected 18/05/2026
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC SRP175F
Datasheet
5,784In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC SRP200F
Datasheet
27,959In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC SRP350F
Datasheet
12,234In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC 4.2A 30V
Datasheet
13,125In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC 1.75A 12V 100A Imax
Datasheet
32,985In Stock
Min.: 1
Mult.: 1

Littelfuse Resettable Fuses - PPTC 1.7A 16V 100A Imax
Datasheet
4,721In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V .500A 3.6X10 FA PT PB-FREE
Datasheet
150In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 2A 3.6X10 FA PT PB-FREE
Datasheet
443In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 4A 3.6X10 FA PT PB-FREE
Datasheet
225In Stock
1,000Expected 13/03/2026
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 5A 3.6X10 FA PT PB-FREE
Datasheet
51In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V 3.15A 3.6X10 FA PT PB-FREE
Datasheet
706In Stock
Min.: 1
Mult.: 1

Littelfuse Cartridge Fuses 250V .500A 3.6X10 FA PT PB-FREE
Datasheet
3In Stock
Min.: 1
Mult.: 1