Circuit Protection – Mouser Liechtenstein

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Connected Drug Delivery Device Ecosystem Solutions

Littelfuse features a wide portfolio of products used to build and enhance drug delivery systems. These drug delivery systems include auto-injectors, continuous glucose monitors, insulin pumps, drug delivery pens, and wearable injectors. Products offered by Littelfuse for these applications include detect switches, plunger position sensors, microcontrollers, thermistors, TVS diode arrays, gate drivers, and fuses.

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Types of Circuit Protection

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Results: 189

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Part #

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.75A

0603L175SLYR
Littelfuse
1: CHF 1.32
16’259In Stock

Mfr. Part No.
0603L175SLYR

Mouser Part No
576-0603L175SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 1.75A

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Datasheet

16’259In Stock

Cut Tape

CHF 1.32

CHF 1.12

CHF 0.992

CHF 0.945

View

Reel

CHF 0.672

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A

1206L300SLTHYR
Littelfuse
1: CHF 1.52
45’533In Stock

Mfr. Part No.
1206L300SLTHYR

Mouser Part No
576-1206L300SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A

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Datasheet

45’533In Stock

Cut Tape

CHF 1.52

CHF 1.39

CHF 1.15

CHF 1.05

View

Reel

CHF 0.87

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

ESD Protection Diodes / TVS Diodes 400W 440V 5% Bi-Directional

SMAJ440CA
Littelfuse
1: CHF 0.789
10’495In Stock

Mfr. Part No.
SMAJ440CA

Mouser Part No
576-SMAJ440CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 440V 5% Bi-Directional

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Datasheet

10’495In Stock

Cut Tape

CHF 0.789

CHF 0.374

CHF 0.317

CHF 0.243

View

Reel

CHF 0.154

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

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

SMAJ350CA
Littelfuse
1: CHF 0.66
12’055In Stock

Mfr. Part No.
SMAJ350CA

Mouser Part No
576-SMAJ350CA

Littelfuse

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

Learn More

Datasheet

12’055In Stock

Cut Tape

CHF 0.66

CHF 0.375

CHF 0.27

CHF 0.23

View

Reel

CHF 0.154

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

Resettable Fuses - PPTC 6V 600MA-HD 50A SMD

0603L300SLYR
Littelfuse
1: CHF 1.52
3’696In Stock

Mfr. Part No.
0603L300SLYR

Mouser Part No
576-0603L300SLYR

Littelfuse

Resettable Fuses - PPTC 6V 600MA-HD 50A SMD

Learn More

Datasheet

3’696In Stock

Cut Tape

CHF 1.52

CHF 1.39

CHF 1.15

CHF 1.05

View

Reel

CHF 0.672

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

Resettable Fuses - PPTC 12V 3.5A-HD 10A SMD

1206L350/12SLWR
Littelfuse
1: CHF 2.03
2’256In Stock

Mfr. Part No.
1206L350/12SLWR

Mouser Part No
576-1206L350/12SLWR

Littelfuse

Resettable Fuses - PPTC 12V 3.5A-HD 10A SMD

Learn More

Datasheet

2’256In Stock

Cut Tape

CHF 2.03

CHF 1.68

CHF 1.54

CHF 1.29

View

Reel

CHF 0.877

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

Resettable Fuses - PPTC 6V POLYFUSE 1812 LoRho SL 2.60A

1812L260SLPR
Littelfuse
1: CHF 1.52
2’782In Stock

Mfr. Part No.
1812L260SLPR

Mouser Part No
576-1812L260SLPR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1812 LoRho SL 2.60A

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Datasheet

2’782In Stock

Cut Tape

CHF 1.52

CHF 1.39

CHF 1.15

CHF 1.05

View

Reel

CHF 0.672

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.60A

0805L260SLTHYR
Littelfuse
1: CHF 1.74
6’564In Stock

Mfr. Part No.
0805L260SLTHYR

Mouser Part No
576-0805L260SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.60A

Learn More

Datasheet

6’564In Stock

Cut Tape

CHF 1.74

CHF 1.49

CHF 1.39

CHF 1.12

View

Reel

CHF 0.821

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

Resettable Fuses - PPTC 6V POLYFUSE 2920 LoRho SL 7.0A

2920L700SLPR
Littelfuse
1: CHF 2.34
2’670In Stock

Mfr. Part No.
2920L700SLPR

Mouser Part No
576-2920L700SLPR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 2920 LoRho SL 7.0A

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Datasheet

2’670In Stock

Cut Tape

CHF 2.34

CHF 1.99

CHF 1.87

CHF 1.58

View

Reel

CHF 1.19

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

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

1210L500/12SLWR
Littelfuse
1: CHF 2.03
5’347In Stock

Mfr. Part No.
1210L500/12SLWR

Mouser Part No
576-1210L500/12SLWR

Littelfuse

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

Learn More

Datasheet

5’347In Stock

Cut Tape

CHF 2.03

CHF 1.68

CHF 1.54

CHF 1.29

View

Reel

CHF 0.845

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

Resettable Fuses - PPTC 6V 5.5A-HD 50A SMD

1210L550SLWR
Littelfuse
1: CHF 2.03
1’755In Stock

Mfr. Part No.
1210L550SLWR

Mouser Part No
576-1210L550SLWR

Littelfuse

Resettable Fuses - PPTC 6V 5.5A-HD 50A SMD

Learn More

Datasheet

1’755In Stock

Cut Tape

CHF 2.03

CHF 1.68

CHF 1.54

CHF 1.29

View

Reel

CHF 0.854

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.50A

1206L350SLTHYR
Littelfuse
1: CHF 1.52
15’030In Stock

Mfr. Part No.
1206L350SLTHYR

Mouser Part No
576-1206L350SLTHYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.50A

Learn More

Datasheet

15’030In Stock

Cut Tape

CHF 1.52

CHF 1.39

CHF 1.15

CHF 1.05

View

Reel

CHF 0.672

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

ESD Protection Diodes / TVS Diodes 4.5V 7A 30kV DFN0603 Bi-dir TVS

SC1205-01UTG
Littelfuse
1: CHF 0.427
22’865In Stock

Mfr. Part No.
SC1205-01UTG

Mouser Part No
576-SC1205-01UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 4.5V 7A 30kV DFN0603 Bi-dir TVS

Learn More

Datasheet

22’865In Stock

Cut Tape

CHF 0.427

CHF 0.198

CHF 0.164

CHF 0.129

View

Reel

CHF 0.066

MouseReel Available

Min.: 1
Mult.: 1

: 15’000

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 2.6A

1210L260SLYR
Littelfuse
1: CHF 1.83
107In Stock
4’000Expected 1/21/2027

Mfr. Part No.
1210L260SLYR

Mouser Part No
576-1210L260SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 2.6A

Learn More

Datasheet

107In Stock

4’000Expected 1/21/2027

Cut Tape

CHF 1.83

CHF 1.41

CHF 1.15

CHF 1.05

View

Reel

CHF 0.781

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 1.75A

0805L175SLYR
Littelfuse
1: CHF 1.36
1’057In Stock

Mfr. Part No.
0805L175SLYR

Mouser Part No
576-0805L175SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 1.75A

Learn More

Datasheet

1’057In Stock

Cut Tape

CHF 1.36

CHF 1.25

CHF 1.04

CHF 0.955

View

Reel

CHF 0.672

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

ESD Protection Diodes / TVS Diodes 400W 11V 5% Uni-Directional

SMAJ11A
Littelfuse
1: CHF 0.362
14’536In Stock

Mfr. Part No.
SMAJ11A

Mouser Part No
576-SMAJ11A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 11V 5% Uni-Directional

Learn More

Datasheet

14’536In Stock

Cut Tape

CHF 0.362

CHF 0.171

CHF 0.141

CHF 0.109

CHF 0.095

Reel

CHF 0.095

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

ESD Protection Diodes / TVS Diodes 400W 150V 5% Uni-Directional

SMAJ150A
Littelfuse
1: CHF 0.29
8’935In Stock

Mfr. Part No.
SMAJ150A

Mouser Part No
576-SMAJ150A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 150V 5% Uni-Directional

Learn More

Datasheet

8’935In Stock

Cut Tape

CHF 0.29

CHF 0.179

CHF 0.129

CHF 0.107

Reel

CHF 0.068

View

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

ESD Protection Diodes / TVS Diodes 400W 250V 5% Uni-Directional

SMAJ250A
Littelfuse
1: CHF 0.411
7’802In Stock

Mfr. Part No.
SMAJ250A

Mouser Part No
576-SMAJ250A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 250V 5% Uni-Directional

Learn More

Datasheet

7’802In Stock

Cut Tape

CHF 0.411

CHF 0.234

CHF 0.201

CHF 0.15

View

Reel

CHF 0.134

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

ESD Protection Diodes / TVS Diodes 400W 8V 5% Uni-Directional

SMAJ8.0A
Littelfuse
1: CHF 0.362
17’720In Stock

Mfr. Part No.
SMAJ8.0A

Mouser Part No
576-SMAJ8.0A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 8V 5% Uni-Directional

Learn More

Datasheet

17’720In Stock

Cut Tape

CHF 0.362

CHF 0.174

CHF 0.141

CHF 0.109

CHF 0.095

Reel

CHF 0.095

MouseReel Available

Min.: 1
Mult.: 1

: 5’000

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 5K OHM 5% 0805 SMT

KR502F0J
Littelfuse
1: CHF 0.595
3’475In Stock

Mfr. Part No.
KR502F0J

Mouser Part No
576-KR502F0J

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 5K OHM 5% 0805 SMT

Learn More

Datasheet

3’475In Stock

CHF 0.595

CHF 0.564

CHF 0.528

CHF 0.504

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .350A

0402L035SLKR
Littelfuse
1: CHF 2.43
15’113In Stock

Mfr. Part No.
0402L035SLKR

Mouser Part No
576-0402L035SLKR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .350A

Learn More

Datasheet

15’113In Stock

Cut Tape

CHF 2.43

CHF 2.04

CHF 1.89

CHF 1.58

View

Reel

CHF 1.16

MouseReel Available

Min.: 1
Mult.: 1

: 10’000

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 0.50A

0603L050SLYR
Littelfuse
1: CHF 1.52
22’456In Stock

Mfr. Part No.
0603L050SLYR

Mouser Part No
576-0603L050SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0603 LoRho SL 0.50A

Learn More

Datasheet

22’456In Stock

Cut Tape

CHF 1.52

CHF 1.36

CHF 1.16

CHF 1.05

View

Reel

CHF 0.87

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

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

1206L400SLWR
Littelfuse
1: CHF 2.12
27’830In Stock

Mfr. Part No.
1206L400SLWR

Mouser Part No
576-1206L400SLWR

Littelfuse

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

Learn More

Datasheet

27’830In Stock

Cut Tape

CHF 2.12

CHF 1.71

CHF 1.63

CHF 1.52

View

Reel

CHF 1.03

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

Resettable Fuses - PPTC 6V 3.0A 1210 PTC SL

1210L300SLWR
Littelfuse
1: CHF 1.52
17’923In Stock

Mfr. Part No.
1210L300SLWR

Mouser Part No
576-1210L300SLWR

Littelfuse

Resettable Fuses - PPTC 6V 3.0A 1210 PTC SL

Learn More

Datasheet

17’923In Stock

Cut Tape

CHF 1.52

CHF 1.39

CHF 1.15

CHF 1.06

Reel

CHF 0.782

View

Min.: 1
Mult.: 1

: 3’000

Resettable Fuses - PPTC 24V 5.0A-HD 50A SMD

2920L500/24SLDR
Littelfuse
1: CHF 2.98
11’582In Stock
16’500Expected 9/1/2026

Mfr. Part No.
2920L500/24SLDR

Mouser Part No
576-2920L500/24SLDR

Littelfuse

Resettable Fuses - PPTC 24V 5.0A-HD 50A SMD

Learn More

Datasheet

11’582In Stock

16’500Expected 9/1/2026

Cut Tape

CHF 2.98

CHF 2.48

CHF 2.29

CHF 1.90

View

Reel

CHF 1.28

MouseReel Available

Min.: 1
Mult.: 1

: 1’500

Connected Drug Delivery Device Ecosystem Solutions

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