Circuit Protection for IoT Wearable Devices

Littelfuse Circuit Protection for IoT Wearable Devices provide protection and are also extremely small in size to be compatible with the small form factor of IoT Wearables. For general purpose circuits (buttons, audio, etc.), the SP1013 and SP1014 are available in 0201 size; for the ultimate in small size, the SP1020 and SP1021 are 01005 size. For high-frequency circuits (RF), the SP3022 is available with 0.35pF and 0201 size.

Types of Fuses

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Results: 98
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product Type Fuse Size/Group Current Rating Voltage Rating AC Voltage Rating DC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.75A 16,259In Stock
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A 45,533In Stock
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC
Littelfuse Surface Mount Fuses 32V 0402 5A V/FA HALIDE FREE 15,993In Stock
20,000Expected 1/9/2026
Min.: 1
Mult.: 1
: 10,000

SMD Fuses 0402 (1005 metric) 5 A 32 VAC 32 VDC

Littelfuse Resettable Fuses - PPTC 12V 5.0A-HD 50A SMD 5,347In Stock
Min.: 1
Mult.: 1
: 3,000

Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 6V 5.5A-HD 50A SMD 1,755In Stock
Min.: 1
Mult.: 1
: 3,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.50A 15,030In Stock
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC
Littelfuse Surface Mount Fuses 32V 2A 0402 Very Fast Acting 6,897In Stock
Min.: 1
Mult.: 1
: 10,000

SMD Fuses 0402 (1005 metric) 2 A 32 VAC 32 VDC
Littelfuse Surface Mount Fuses 32V .5A 0402 Very Fast Acting 13,049In Stock
Min.: 1
Mult.: 1
: 10,000

SMD Fuses 0402 (1005 metric) 500 mA 32 VAC 32 VDC

Littelfuse Resettable Fuses - PPTC 6V 600MA-HD 50A SMD 3,696In Stock
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 12V 3.5A-HD 10A SMD 2,256In Stock
Min.: 1
Mult.: 1
: 3,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1812 LoRho SL 2.60A 2,782In Stock
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC
Littelfuse Surface Mount Fuses 32V 2.5A HALIDE FREE 6,789In Stock
Min.: 1
Mult.: 1
: 10,000

SMD Fuses 0402 (1005 metric) 2.5 A 32 VAC 32 VDC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.60A 6,564In Stock
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 2920 LoRho SL 7.0A 2,670In Stock
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 2.6A 107In Stock
4,000Expected 21/1/2027
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 1.75A 1,057In Stock
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .350A 15,123In Stock
Min.: 1
Mult.: 1
: 10,000

Resettable Fuses - PPTC
Littelfuse Surface Mount Fuses 32V .250A SLIM Fast Acting 0402 23,573In Stock
30,000Expected 28/9/2026
Min.: 1
Mult.: 1
: 10,000

SMD Fuses 0402 (1005 metric) 250 mA 32 VAC 32 VDC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 0.50A 22,456In Stock
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 4A 27,830In Stock
Min.: 1
Mult.: 1
: 3,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V 3.0A 1210 PTC SL 17,923In Stock
Min.: 1
Mult.: 1
: 3,000

Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 24V 5.0A-HD 50A SMD 11,582In Stock
16,500Expected 1/9/2026
Min.: 1
Mult.: 1
: 1,500

Resettable Fuses - PPTC

Littelfuse Resettable Fuses - PPTC 24V 7.0A-HD 22A SMD 14,453In Stock
Min.: 1
Mult.: 1
: 2,500

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 9V 3A 0603 POLYFUSE SURF MOUNT 5,068In Stock
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC
Littelfuse Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .100A 8,617In Stock
Min.: 1
Mult.: 1
: 10,000

Resettable Fuses - PPTC