Circuit Protection – Mouser South Africa

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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: 211

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Part #

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO

KR104R0J
Littelfuse
1: $1.16
3,672In Stock

Mfr. Part No.
KR104R0J

Mouser Part No
576-KR104R0J

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSO

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Datasheet

3,672In Stock

$1.16

$0.868

$0.693

$0.652

View

Min.: 1
Mult.: 1

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

KR502F0J
Littelfuse
1: $0.711
2,070In Stock

Mfr. Part No.
KR502F0J

Mouser Part No
576-KR502F0J

Littelfuse

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

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Datasheet

2,070In Stock

$0.711

$0.675

$0.63

$0.601

View

Min.: 1
Mult.: 1

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

1210L260SLYR
Littelfuse
1: $2.06
1,460In Stock

Mfr. Part No.
1210L260SLYR

Mouser Part No
576-1210L260SLYR

Littelfuse

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

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Datasheet

1,460In Stock

Cut Tape

$2.06

$1.80

$1.59

$1.30

View

Reel

$0.758

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

2920L700SLPR
Littelfuse
1: $2.92
926In Stock
2,000Expected 2026/04/10

Mfr. Part No.
2920L700SLPR

Mouser Part No
576-2920L700SLPR

Littelfuse

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

Learn More

Datasheet

926In Stock

2,000Expected 2026/04/10

Cut Tape

$2.92

$2.42

$2.24

$1.86

View

Reel

$1.31

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 3.8A

1210L380SLYR
Littelfuse
1: $2.19
1,277In Stock

Mfr. Part No.
1210L380SLYR

Mouser Part No
576-1210L380SLYR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 1210 LoRho SL 3.8A

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Datasheet

1,277In Stock

Cut Tape

$2.19

$1.88

$1.54

$1.40

View

Reel

$0.897

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .100A

0402L010SLKR
Littelfuse
1: $2.61
11,495In Stock

Mfr. Part No.
0402L010SLKR

Mouser Part No
576-0402L010SLKR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .100A

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Datasheet

11,495In Stock

Cut Tape

$2.61

$2.20

$2.04

$1.72

View

Reel

$1.48

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

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

2920L500/24SLDR
Littelfuse
1: $3.24
14,065In Stock

Mfr. Part No.
2920L500/24SLDR

Mouser Part No
576-2920L500/24SLDR

Littelfuse

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

Learn More

Datasheet

14,065In Stock

Cut Tape

$3.24

$2.69

$2.49

$2.06

View

Reel

$1.44

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

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

0603L050SLYR
Littelfuse
1: $1.83
36,981In Stock

Mfr. Part No.
0603L050SLYR

Mouser Part No
576-0603L050SLYR

Littelfuse

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

Learn More

Datasheet

36,981In Stock

Cut Tape

$1.83

$1.57

$1.42

$1.21

View

Reel

$0.989

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 24V 7.0A-HD 22A SMD

2920L700/24SLER
Littelfuse
1: $3.07
27,037In Stock

Mfr. Part No.
2920L700/24SLER

Mouser Part No
576-2920L700/24SLER

Littelfuse

Resettable Fuses - PPTC 24V 7.0A-HD 22A SMD

Learn More

Datasheet

27,037In Stock

Cut Tape

$3.07

$2.54

$2.35

$1.95

View

Reel

$1.48

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .100A

0402L020SLKR
Littelfuse
1: $2.54
1,491In Stock

Mfr. Part No.
0402L020SLKR

Mouser Part No
576-0402L020SLKR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .100A

Learn More

Datasheet

1,491In Stock

Cut Tape

$2.54

$2.19

$2.01

$1.67

View

Reel

$1.26

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .500A

0402L050SLKR
Littelfuse
1: $2.87
3,059In Stock

Mfr. Part No.
0402L050SLKR

Mouser Part No
576-0402L050SLKR

Littelfuse

Resettable Fuses - PPTC 6V POLYFUSE 0402 LoRho SL .500A

Learn More

Datasheet

3,059In Stock

Cut Tape

$2.87

$2.38

$2.20

$1.83

View

Reel

$1.34

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

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

0603L100SLYR
Littelfuse
1: $1.64
5,784In Stock
8,000Expected 2026/02/23

Mfr. Part No.
0603L100SLYR

Mouser Part No
576-0603L100SLYR

Littelfuse

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

Learn More

Datasheet

5,784In Stock

8,000Expected 2026/02/23

Cut Tape

$1.64

$1.49

$1.26

$1.16

View

Reel

$0.833

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

0603L150SLYR
Littelfuse
1: $1.76
2,872In Stock
4,000Expected 2026/03/23

Mfr. Part No.
0603L150SLYR

Mouser Part No
576-0603L150SLYR

Littelfuse

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

Learn More

Datasheet

2,872In Stock

4,000Expected 2026/03/23

Cut Tape

$1.76

$1.64

$1.51

$1.26

View

Reel

$0.833

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

0603L175SLYR
Littelfuse
1: $1.77
17,123In Stock

Mfr. Part No.
0603L175SLYR

Mouser Part No
576-0603L175SLYR

Littelfuse

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

Learn More

Datasheet

17,123In Stock

Cut Tape

$1.77

$1.67

$1.36

$1.15

View

Reel

$0.757

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

0603L200SL-VYR
Littelfuse
1: $1.87
4,434In 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

4,434In Stock

Cut Tape

$1.87

$1.55

$1.43

$1.19

View

Reel

$0.833

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

0805L300SLTHYR
Littelfuse
1: $2.43
2,426In Stock

Mfr. Part No.
0805L300SLTHYR

Mouser Part No
576-0805L300SLTHYR

Littelfuse

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

Learn More

Datasheet

2,426In Stock

Cut Tape

$2.43

$1.87

$1.54

$1.40

View

Reel

$1.01

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

0805L400SLWR
Littelfuse
1: $1.91
1,651In Stock

Mfr. Part No.
0805L400SLWR

Mouser Part No
576-0805L400SLWR

Littelfuse

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

Learn More

Datasheet

1,651In Stock

Cut Tape

$1.91

$1.76

$1.47

$1.35

View

Reel

$0.985

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

1206L150/12SLYR
Littelfuse
1: $2.67
3,575In 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

3,575In Stock

Cut Tape

$2.67

$2.28

$2.11

$2.08

View

Reel

$1.50

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

1206L150SLYR
Littelfuse
1: $1.78
3,448In Stock

Mfr. Part No.
1206L150SLYR

Mouser Part No
576-1206L150SLYR

Littelfuse

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

Learn More

Datasheet

3,448In Stock

Cut Tape

$1.78

$1.54

$1.28

$1.17

View

Reel

$0.989

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

1206L300/12SLYR
Littelfuse
1: $1.91
2,543In Stock

Mfr. Part No.
1206L300/12SLYR

Mouser Part No
576-1206L300/12SLYR

Littelfuse

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

Learn More

Datasheet

2,543In Stock

Cut Tape

$1.91

$1.76

$1.47

$1.35

View

Reel

$0.897

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

1206L400SLWR
Littelfuse
1: $1.78
11,836In Stock

Mfr. Part No.
1206L400SLWR

Mouser Part No
576-1206L400SLWR

Littelfuse

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

Learn More

Datasheet

11,836In Stock

Cut Tape

$1.78

$1.71

$1.47

$1.35

Reel

$1.19

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

1206L500/12SLPR
Littelfuse
1: $2.29
2,878In Stock

Mfr. Part No.
1206L500/12SLPR

Mouser Part No
576-1206L500/12SLPR

Littelfuse

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

Learn More

Datasheet

2,878In Stock

Cut Tape

$2.29

$1.88

$1.54

$1.40

View

Reel

$1.04

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

SMAJ120A
Littelfuse
1: $0.10
17,938In Stock

Mfr. Part No.
SMAJ120A

Mouser Part No
576-SMAJ120A

Littelfuse

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

Learn More

Datasheet

17,938In Stock

Cut Tape

$0.10

$0.081

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ12A
Littelfuse
1: $0.211
45,204In Stock

Mfr. Part No.
SMAJ12A

Mouser Part No
576-SMAJ12A

Littelfuse

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

Learn More

Datasheet

45,204In Stock

Cut Tape

$0.211

$0.16

$0.13

$0.113

$0.094

Reel

$0.071

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ12CA
Littelfuse
1: $0.28
39,850In Stock

Mfr. Part No.
SMAJ12CA

Mouser Part No
576-SMAJ12CA

Littelfuse

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

Learn More

Datasheet

39,850In Stock

Cut Tape

$0.28

$0.226

$0.13

$0.126

Reel

$0.086

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Connected Drug Delivery Device Ecosystem Solutions

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