Circuit Protection – Mouser United Kingdom

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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.

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Part #

Surface Mount Fuses 32V .75A 0402 Very Fast Acting

0435.750KR
Littelfuse
1: £1.26
9,206In Stock

Mfr. Part No.
0435.750KR

Mouser Part No
576-0435.750KR

Littelfuse

Surface Mount Fuses 32V .75A 0402 Very Fast Acting

Learn More

Datasheet

9,206In Stock

Cut Tape

£1.26

£0.978

£0.917

£0.759

View

Reel

£0.507

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 32V .750A V/FA HALIDE FREE

0435.750KRHF
Littelfuse
1: £1.17
12,924In Stock
20,000Expected 07/12/2026

Mfr. Part No.
0435.750KRHF

Mouser Part No
576-0435.750KRHF

Littelfuse

Surface Mount Fuses 32V .750A V/FA HALIDE FREE

Learn More

Datasheet

12,924In Stock

20,000Expected 07/12/2026

Cut Tape

£1.17

£1.04

£0.986

£0.796

View

Reel

£0.503

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 32V 1A 0402 Very Fast Acting

0435001.KR
Littelfuse
1: £1.20
6,378In Stock
10,000Expected 26/10/2026

Mfr. Part No.
0435001.KR

Mouser Part No
576-0435001.KR

Littelfuse

Surface Mount Fuses 32V 1A 0402 Very Fast Acting

Learn More

Datasheet

6,378In Stock

10,000Expected 26/10/2026

Cut Tape

£1.20

£1.04

£0.969

£0.796

View

Reel

£0.518

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 32V 0402 1A V/FA HALIDE FREE

0435001.KRHF
Littelfuse
1: £1.16
12,880In Stock

Mfr. Part No.
0435001.KRHF

Mouser Part No
576-0435001.KRHF

Littelfuse

Surface Mount Fuses 32V 0402 1A V/FA HALIDE FREE

Learn More

Datasheet

12,880In Stock

Cut Tape

£1.16

£0.969

£0.89

£0.739

View

Reel

£0.503

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 32V 3A V/FA SLIM 0402

0435003.KR
Littelfuse
1: £1.26
13,515In Stock

Mfr. Part No.
0435003.KR

Mouser Part No
576-0435003.KR

Littelfuse

Surface Mount Fuses 32V 3A V/FA SLIM 0402

Learn More

Datasheet

13,515In Stock

Cut Tape

£1.26

£1.07

£1.00

£0.826

View

Reel

£0.528

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 32V 0402 3A V/FA HALIDE FREE

0435003.KRHF
Littelfuse
1: £1.17
4,221In Stock

Mfr. Part No.
0435003.KRHF

Mouser Part No
576-0435003.KRHF

Littelfuse

Surface Mount Fuses 32V 0402 3A V/FA HALIDE FREE

Learn More

Datasheet

4,221In Stock

Cut Tape

£1.17

£1.04

£0.986

£0.796

View

Reel

£0.503

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 32V 1.5A 0402 Fast Acting

043501.5KR
Littelfuse
1: £1.26
11,098In Stock

Mfr. Part No.
043501.5KR

Mouser Part No
576-043501.5KR

Littelfuse

Surface Mount Fuses 32V 1.5A 0402 Fast Acting

Learn More

Datasheet

11,098In Stock

Cut Tape

£1.26

£1.07

£1.00

£0.826

View

Reel

£0.528

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 32V 1.5A HALIDE FREE

043501.5KRHF
Littelfuse
1: £1.26
10,126In Stock

Mfr. Part No.
043501.5KRHF

Mouser Part No
576-043501.5KRHF

Littelfuse

Surface Mount Fuses 32V 1.5A HALIDE FREE

Learn More

Datasheet

10,126In Stock

Cut Tape

£1.26

£1.07

Reel

£1.07

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 32V 3.5A HALIDE FREE

043503.5KRHF
Littelfuse
1: £1.17
6,687In Stock

Mfr. Part No.
043503.5KRHF

Mouser Part No
576-043503.5KRHF

Littelfuse

Surface Mount Fuses 32V 3.5A HALIDE FREE

Learn More

Datasheet

6,687In Stock

Cut Tape

£1.17

£1.04

£0.986

£0.796

View

Reel

£0.503

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1A

0603L100SLYR
Littelfuse
1: £1.41
9,290In Stock

Mfr. Part No.
0603L100SLYR

Mouser Part No
576-0603L100SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1A

Learn More

Datasheet

9,290In Stock

Cut Tape

£1.41

£1.30

£1.08

£0.995

View

Reel

£0.689

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.5A

0603L150SLYR
Littelfuse
1: £1.41
2,818In Stock
8,000Expected 28/08/2026

Mfr. Part No.
0603L150SLYR

Mouser Part No
576-0603L150SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.5A

Learn More

Datasheet

2,818In Stock

8,000Expected 28/08/2026

Cut Tape

£1.41

£1.27

£1.08

£0.995

View

Reel

£0.689

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V 2.0A-HD 50A MAX

0603L200SL-VYR
Littelfuse
1: £1.41
4,109In Stock

Mfr. Part No.
0603L200SL-VYR

Mouser Part No
576-0603L200SL-VYR

Littelfuse

Resettable Fuses - PPTC 6V 2.0A-HD 50A MAX

Learn More

Datasheet

4,109In Stock

Cut Tape

£1.41

£1.30

£1.07

£0.986

View

Reel

£0.689

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 0.75A

0805L075SLYR
Littelfuse
1: £1.18
2,866In Stock

Mfr. Part No.
0805L075SLYR

Mouser Part No
576-0805L075SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 0.75A

Learn More

Datasheet

2,866In Stock

Cut Tape

£1.18

£0.925

£0.818

£0.78

View

Reel

£0.627

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 1.10A

0805L110SLYR
Littelfuse
1: £1.41
9,895In Stock

Mfr. Part No.
0805L110SLYR

Mouser Part No
576-0805L110SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 1.10A

Learn More

Datasheet

9,895In Stock

Cut Tape

£1.41

£1.27

£1.07

£0.96

View

Reel

£0.812

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 1.5A

0805L150SLYR
Littelfuse
1: £1.41
4,053In Stock

Mfr. Part No.
0805L150SLYR

Mouser Part No
576-0805L150SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 1.5A

Learn More

Datasheet

4,053In Stock

Cut Tape

£1.41

£1.20

£1.07

£0.986

View

Reel

£0.689

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.00A

0805L200SLTHYR
Littelfuse
1: £1.41
8,672In Stock

Mfr. Part No.
0805L200SLTHYR

Mouser Part No
576-0805L200SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.00A

Learn More

Datasheet

8,672In Stock

Cut Tape

£1.41

£1.30

£1.08

£0.995

View

Reel

£0.812

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 3.00A

0805L300SLWR
Littelfuse
1: £1.97
4,827In Stock
9,000Expected 28/08/2026

Mfr. Part No.
0805L300SLWR

Mouser Part No
576-0805L300SLWR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 3.00A

Learn More

Datasheet

4,827In Stock

9,000Expected 28/08/2026

Cut Tape

£1.97

£1.63

£1.52

£1.26

View

Reel

£0.882

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 0.75A

1206L075SLYR
Littelfuse
1: £1.41
6,303In Stock

Mfr. Part No.
1206L075SLYR

Mouser Part No
576-1206L075SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 0.75A

Learn More

Datasheet

6,303In Stock

Cut Tape

£1.41

£1.30

£1.07

£0.986

View

Reel

£0.689

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 1.10A

1206L110SLYR
Littelfuse
1: £1.41
10,510In Stock

Mfr. Part No.
1206L110SLYR

Mouser Part No
576-1206L110SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 1.10A

Learn More

Datasheet

10,510In Stock

Cut Tape

£1.41

£1.30

£1.07

£0.978

View

Reel

£0.689

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 12V POLYFUSE 1206 LoRho SL 1.50A

1206L150/12SLYR
Littelfuse
1: £2.42
5,212In Stock

Mfr. Part No.
1206L150/12SLYR

Mouser Part No
576-1206L150/12SLYR

Littelfuse

Resettable Fuses - PPTC 12V POLYFUSE 1206 LoRho SL 1.50A

Learn More

Datasheet

5,212In Stock

Cut Tape

£2.42

£2.03

£1.91

£1.85

View

Reel

£1.24

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 1.50A

1206L150SLYR
Littelfuse
1: £1.41
5,132In Stock

Mfr. Part No.
1206L150SLYR

Mouser Part No
576-1206L150SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 1.50A

Learn More

Datasheet

5,132In Stock

Cut Tape

£1.41

£1.18

£1.07

£0.986

View

Reel

£0.812

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 2A

1206L200SLYR
Littelfuse
1: £1.41
4,175In Stock

Mfr. Part No.
1206L200SLYR

Mouser Part No
576-1206L200SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 2A

Learn More

Datasheet

4,175In Stock

Cut Tape

£1.41

£1.27

£1.05

£0.969

View

Reel

£0.689

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 2.6A

1206L260SLTHYR
Littelfuse
1: £1.41
4,045In Stock

Mfr. Part No.
1206L260SLTHYR

Mouser Part No
576-1206L260SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 2.6A

Learn More

Datasheet

4,045In Stock

Cut Tape

£1.41

£1.30

£1.07

£0.986

View

Reel

£0.812

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 12V 4.0A-HD 50A SMD

1206L400/12SLWR
Littelfuse
1: £1.89
5,006In Stock

Mfr. Part No.
1206L400/12SLWR

Mouser Part No
576-1206L400/12SLWR

Littelfuse

Resettable Fuses - PPTC 12V 4.0A-HD 50A SMD

Learn More

Datasheet

5,006In Stock

Cut Tape

£1.89

£1.56

£1.44

£1.20

View

Reel

£0.871

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 4.50A

1206L450SLWR
Littelfuse
1: £1.84
3,979In Stock

Mfr. Part No.
1206L450SLWR

Mouser Part No
576-1206L450SLWR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 4.50A

Learn More

Datasheet

3,979In Stock

Cut Tape

£1.84

£1.62

£1.52

£1.43

View

Reel

£0.856

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Circuit Protection for IoT Wearable Devices

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