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 (USD) 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
15,004In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 15V POLYFUSE SURF MOUNT 0603 0.08A
Datasheet
4,965In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000


Littelfuse Resettable Fuses - PPTC 60V 10MA-HD 40A SMD
Datasheet
21,188In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 24V .035A 0603 PTC
Datasheet
13,759In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 0.50A
Datasheet
15,720In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 9V 3A 0603 POLYFUSE SURF MOUNT
Datasheet
4,728In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 15V 0603 .100A POLY SURF MOUNT
Datasheet
3,943In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 9V .200A POLY SURF MOUNT
Datasheet
1,097In Stock
4,000Expected 12/8/2026
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 9V .250A POLY SURF MOUNT
Datasheet
1,529In Stock
4,000Expected 2/17/2027
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 6V .350A POLY SURF MOUNT
Datasheet
5,076In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 0.75A
Datasheet
4,329In Stock
4,000On Order
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1A
Datasheet
7,870In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.5A
Datasheet
9,718In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000


Littelfuse Resettable Fuses - PPTC 6V 2.0A-HD 50A MAX
Datasheet
4,098In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000


Littelfuse Resettable Fuses - PPTC 6V 600MA-HD 50A SMD
Datasheet
3,458In Stock
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000


Littelfuse Resettable Fuses - PPTC 60V 20MA-HD 40A SMD
Datasheet
25In Stock
31,900Expected 10/19/2026
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 36V 30MA-HD 40A SMD
Datasheet
19,063Expected 9/29/2026
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC PTC 6V POLY 0603 0.5A
Datasheet
3,975In Stock
15,921On Order
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000

Littelfuse Resettable Fuses - PPTC 6V 1.75A-HD 6A MAX
Datasheet
Non-Stocked Lead-Time 10 Weeks
A tariff of 10% may be applied if shipping to the United States.
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
A tariff of 10% may be applied if shipping to the United States.
Min.: 4,000
Mult.: 4,000
: 4,000

Littelfuse Varistors Multi-Layer
Datasheet
Non-Stocked Lead-Time 32 Weeks
A tariff of 35% may be applied if shipping to the United States.
Min.: 1
Mult.: 1

Littelfuse Varistors MULTI LAYER VARISTOR SURFACE MOUNT
Datasheet
Non-Stocked Lead-Time 32 Weeks
MouseReel Available
A tariff of 35% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 2,500

Littelfuse Varistors MULTI-LAYER VARISTOR SURFACE MOUNT
Datasheet
Non-Stocked Lead-Time 20 Weeks
A tariff of 10% may be applied if shipping to the United States.
Min.: 4,000
Mult.: 4,000
: 4,000

Littelfuse Varistors Multi-Layer
Datasheet
Non-Stocked Lead-Time 32 Weeks
A tariff of 35% may be applied if shipping to the United States.
Min.: 10,000
Mult.: 10,000
: 10,000

Littelfuse Varistors MULTI-LAYER VARISTOR SURFACE MOUNT
Datasheet
Non-Stocked Lead-Time 20 Weeks
MouseReel Available
A tariff of 10% may be applied if shipping to the United States.
Min.: 1
Mult.: 1
: 4,000