0603L Resettable Fuses

Littelfuse 0603L Resettable Fuses provide surface mount overcurrent protection for applications with premium space and resettable protection is desired. These Polymeric Positive Temperature Coefficient (PPTC) devices feature low resistance, low profile, and fast response to fault currents. The 0603L resettable fuses include a compact design that saves board space and compatible with high-temperature solders. These fuses operate at -40°C to +85°C temperature range and 0.5W power dissipation. Typical applications include USB peripherals, disk drives, CD-ROMs, game console port protection, and PDAs / digital cameras.

Types of Circuit Protection
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Results: 25
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Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.75A
Datasheet
16,319In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 9V 3A 0603 POLYFUSE SURF MOUNT
Datasheet
5,654In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000


Littelfuse Resettable Fuses - PPTC 6V 600MA-HD 50A SMD
Datasheet
6,496In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000


Littelfuse Resettable Fuses - PPTC 60V 20MA-HD 40A SMD
Datasheet
17,587In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 0.50A
Datasheet
23,913In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 15V POLYFUSE SURF MOUNT 0603 0.08A
Datasheet
1,035In Stock
4,000Expected 09/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000


Littelfuse Resettable Fuses - PPTC 60V 10MA-HD 40A SMD
Datasheet
7,958In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 24V .035A 0603 PTC
Datasheet
3,321In Stock
12,000Expected 01/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 15V 0603 .100A POLY SURF MOUNT
Datasheet
5,522In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 9V .200A POLY SURF MOUNT
Datasheet
2,855In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 9V .250A POLY SURF MOUNT
Datasheet
1,643In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 6V .350A POLY SURF MOUNT
Datasheet
5,571In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1A
Datasheet
10,293In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.5A
Datasheet
2,878In Stock
8,000Expected 02/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000


Littelfuse Resettable Fuses - PPTC 6V 2.0A-HD 50A MAX
Datasheet
4,144In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 36V 30MA-HD 40A SMD
Datasheet
1,039In Stock
20,000Expected 22/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 6V POLY 0603 0.5A
Datasheet
85In Stock
12,000Expected 01/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 0.75A
Datasheet
425In Stock
8,000Expected 03/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V 1.75A-HD 6A MAX
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 4,000
Mult.: 4,000
: 4,000

Littelfuse Resettable Fuses - PPTC 6V 2.00A 0603 SL PTC
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 4,000
Mult.: 4,000
: 4,000

Littelfuse Varistors Multi-Layer
Datasheet
Non-Stocked Lead-Time 22 Weeks
Min.: 1
Mult.: 1

Littelfuse Varistors MULTI LAYER VARISTOR SURFACE MOUNT
Datasheet
Non-Stocked Lead-Time 22 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Littelfuse Varistors MULTI-LAYER VARISTOR SURFACE MOUNT
Datasheet
Non-Stocked Lead-Time 17 Weeks
Min.: 4,000
Mult.: 4,000
: 4,000

Littelfuse Varistors Multi-Layer
Datasheet
Non-Stocked Lead-Time 22 Weeks
Min.: 10,000
Mult.: 10,000
: 10,000

Littelfuse Varistors MULTI-LAYER VARISTOR SURFACE MOUNT
Datasheet
Non-Stocked Lead-Time 17 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 4,000