Circuit Protection – Mouser Canada

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Portable Medical Devices & Connected Drug Delivery

Littelfuse Portable Medical Devices and Connected Drug Delivery Systems feature a range of products ideal for use in wearables, digital hearing aids, insulin pumps, blood pressure monitors, and connected pharmaceutical delivery devices such as auto-injectors and inhalers. Portable and connected devices are changing how medical services are delivered to patients. These connected healthcare products from Littelfuse help lower healthcare costs, improve efficiency, and empower patients.

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Types of Circuit Protection

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Results: 212

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Part #

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

0603L200SL-VYR
Littelfuse
1: $2.87
3,414In Stock

Mfr. Part #
0603L200SL-VYR

Mouser Part #
576-0603L200SL-VYR

Littelfuse

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

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Datasheet

3,414In Stock

Cut Tape

$2.87

$2.38

$2.20

$1.83

View

Reel

$1.28

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 6V 3.0A-HD 50A SMD

0805L300SLTHYR
Littelfuse
1: $2.93
2,426In Stock

Mfr. Part #
0805L300SLTHYR

Mouser Part #
576-0805L300SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V 3.0A-HD 50A SMD

Learn More

Datasheet

2,426In Stock

Cut Tape

$2.93

$2.70

$2.24

$2.07

View

Reel

$1.32

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 6V 4.0A-HD 50A SMD

0805L400SLWR
Littelfuse
1: $2.93
1,631In Stock

Mfr. Part #
0805L400SLWR

Mouser Part #
576-0805L400SLWR

Littelfuse

Resettable Fuses - PPTC 6V 4.0A-HD 50A SMD

Learn More

Datasheet

1,631In Stock

Cut Tape

$2.93

$2.70

$2.24

$2.07

View

Reel

$1.51

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

1206L150/12SLYR
Littelfuse
1: $4.22
3,575In Stock

Mfr. Part #
1206L150/12SLYR

Mouser Part #
576-1206L150/12SLYR

Littelfuse

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

Learn More

Datasheet

3,575In Stock

Cut Tape

$4.22

$3.70

$3.42

$3.30

View

Reel

$2.10

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

1206L150SLYR
Littelfuse
1: $2.61
3,448In Stock

Mfr. Part #
1206L150SLYR

Mouser Part #
576-1206L150SLYR

Littelfuse

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

Learn More

Datasheet

3,448In Stock

Cut Tape

$2.61

$2.24

$1.96

$1.87

View

Reel

$1.28

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 12V 3.0A-HD 50A SMD

1206L300/12SLYR
Littelfuse
1: $2.93
2,543In Stock

Mfr. Part #
1206L300/12SLYR

Mouser Part #
576-1206L300/12SLYR

Littelfuse

Resettable Fuses - PPTC 12V 3.0A-HD 50A SMD

Learn More

Datasheet

2,543In Stock

Cut Tape

$2.93

$2.70

$2.24

$2.07

View

Reel

$1.32

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 4A

1206L400SLWR
Littelfuse
1: $2.73
11,836In Stock

Mfr. Part #
1206L400SLWR

Mouser Part #
576-1206L400SLWR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 4A

Learn More

Datasheet

11,836In Stock

Cut Tape

$2.73

$2.62

$2.24

$2.07

View

Reel

$1.51

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC 12V 5.0A-HD 50A SMD

1206L500/12SLPR
Littelfuse
1: $2.93
2,878In Stock

Mfr. Part #
1206L500/12SLPR

Mouser Part #
576-1206L500/12SLPR

Littelfuse

Resettable Fuses - PPTC 12V 5.0A-HD 50A SMD

Learn More

Datasheet

2,878In Stock

Cut Tape

$2.93

$2.70

$2.24

$2.07

Reel

$1.60

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

ESD Protection Diodes / TVS Diodes 400W 120V 5% Uni-Directional

SMAJ120A
Littelfuse
1: $0.154
17,938In Stock

Mfr. Part #
SMAJ120A

Mouser Part #
576-SMAJ120A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 120V 5% Uni-Directional

Learn More

Datasheet

17,938In Stock

Cut Tape

$0.154

$0.124

Reel

$0.124

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 12V 5% Uni-Directional

SMAJ12A
Littelfuse
1: $0.322
45,204In Stock

Mfr. Part #
SMAJ12A

Mouser Part #
576-SMAJ12A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 12V 5% Uni-Directional

Learn More

Datasheet

45,204In Stock

Cut Tape

$0.322

$0.247

$0.20

$0.173

$0.144

Reel

$0.109

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 12V 5% Bi-Directional

SMAJ12CA
Littelfuse
1: $0.43
39,850In Stock

Mfr. Part #
SMAJ12CA

Mouser Part #
576-SMAJ12CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 12V 5% Bi-Directional

Learn More

Datasheet

39,850In Stock

Cut Tape

$0.43

$0.347

$0.20

$0.192

Reel

$0.132

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 13V 5% Bi-Directional

SMAJ13CA
Littelfuse
1: $0.338
19,043In Stock

Mfr. Part #
SMAJ13CA

Mouser Part #
576-SMAJ13CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 13V 5% Bi-Directional

Learn More

Datasheet

19,043In Stock

Cut Tape

$0.338

$0.21

$0.141

$0.134

Reel

$0.124

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 24V 5% Uni-Directional

SMAJ24A
Littelfuse
1: $0.322
22,269In Stock
25,000Expected 2026-04-30

Mfr. Part #
SMAJ24A

Mouser Part #
576-SMAJ24A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 24V 5% Uni-Directional

Learn More

Datasheet

22,269In Stock

25,000Expected 2026-04-30

Cut Tape

$0.322

$0.173

$0.114

$0.111

$0.109

Reel

$0.109

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 24V 5% Bi-Directional

SMAJ24CA
Littelfuse
1: $0.43
26,868In Stock

Mfr. Part #
SMAJ24CA

Mouser Part #
576-SMAJ24CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 24V 5% Bi-Directional

Learn More

Datasheet

26,868In Stock

Cut Tape

$0.43

$0.281

$0.181

$0.167

Reel

$0.138

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 26V 5% Uni-Directional

SMAJ26A
Littelfuse
1: $0.384
35,542In Stock

Mfr. Part #
SMAJ26A

Mouser Part #
576-SMAJ26A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 26V 5% Uni-Directional

Learn More

Datasheet

35,542In Stock

Cut Tape

$0.384

$0.252

$0.15

$0.147

Reel

$0.123

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 28V 5% Uni-Directional

SMAJ28A
Littelfuse
1: $0.368
47,376In Stock

Mfr. Part #
SMAJ28A

Mouser Part #
576-SMAJ28A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 28V 5% Uni-Directional

Learn More

Datasheet

47,376In Stock

Cut Tape

$0.368

$0.281

$0.15

$0.149

Reel

$0.117

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 300V 5% Bi-Directional

SMAJ300CA
Littelfuse
1: $0.798
10,010In Stock
20,000Expected 2026-05-13

Mfr. Part #
SMAJ300CA

Mouser Part #
576-SMAJ300CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 300V 5% Bi-Directional

Learn More

Datasheet

10,010In Stock

20,000Expected 2026-05-13

Cut Tape

$0.798

$0.70

$0.487

$0.379

View

Reel

$0.262

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 30V 5% Uni-Directional

SMAJ30A
Littelfuse
1: $0.368
28,967In Stock
20,000Expected 2026-05-06

Mfr. Part #
SMAJ30A

Mouser Part #
576-SMAJ30A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 30V 5% Uni-Directional

Learn More

Datasheet

28,967In Stock

20,000Expected 2026-05-06

Cut Tape

$0.368

$0.275

$0.155

$0.154

View

Reel

$0.109

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 30V 5% Bi-Directional

SMAJ30CA
Littelfuse
1: $0.384
66,959In Stock
45,000Expected 2026-05-05

Mfr. Part #
SMAJ30CA

Mouser Part #
576-SMAJ30CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 30V 5% Bi-Directional

Learn More

Datasheet

66,959In Stock

45,000Expected 2026-05-05

Cut Tape

$0.384

$0.272

$0.154

$0.152

Reel

$0.124

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 33V 5% Uni-Directional

SMAJ33A
Littelfuse
1: $0.368
44,860In Stock

Mfr. Part #
SMAJ33A

Mouser Part #
576-SMAJ33A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 33V 5% Uni-Directional

Learn More

Datasheet

44,860In Stock

Cut Tape

$0.368

$0.244

$0.141

$0.135

Reel

$0.115

$0.109

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 33V 5% Bi-Directional

SMAJ33CA
Littelfuse
1: $0.445
31,986In Stock
20,000Expected 2026-05-05

Mfr. Part #
SMAJ33CA

Mouser Part #
576-SMAJ33CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 33V 5% Bi-Directional

Learn More

Datasheet

31,986In Stock

20,000Expected 2026-05-05

Cut Tape

$0.445

$0.295

$0.167

$0.166

Reel

$0.134

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 350V 5% Bi-Directional

SMAJ350CA
Littelfuse
1: $0.798
13,903In Stock

Mfr. Part #
SMAJ350CA

Mouser Part #
576-SMAJ350CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 350V 5% Bi-Directional

Learn More

Datasheet

13,903In Stock

Cut Tape

$0.798

$0.474

$0.376

$0.341

View

Reel

$0.307

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 36V 5% Uni-Directional

SMAJ36A
Littelfuse
1: $0.384
25,566In Stock
15,000Expected 2026-04-21

Mfr. Part #
SMAJ36A

Mouser Part #
576-SMAJ36A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 36V 5% Uni-Directional

Learn More

Datasheet

25,566In Stock

15,000Expected 2026-04-21

Cut Tape

$0.384

$0.281

$0.193

$0.173

Reel

$0.121

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 36V 5% Bi-Directional

SMAJ36CA
Littelfuse
1: $0.414
23,671In Stock

Mfr. Part #
SMAJ36CA

Mouser Part #
576-SMAJ36CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 36V 5% Bi-Directional

Learn More

Datasheet

23,671In Stock

Cut Tape

$0.414

$0.29

$0.243

$0.213

Reel

$0.137

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 40V 5% Bi-Directional

SMAJ40CA
Littelfuse
1: $0.353
24,594In Stock
20,000Expected 2026-05-05

Mfr. Part #
SMAJ40CA

Mouser Part #
576-SMAJ40CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 40V 5% Bi-Directional

Learn More

Datasheet

24,594In Stock

20,000Expected 2026-05-05

Cut Tape

$0.353

$0.282

$0.252

$0.192

$0.152

Reel

$0.124

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Portable Medical Devices & Connected Drug Delivery

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