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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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Part #

ESD Protection Diodes / TVS Diodes 400W 6V 5% Uni-Directional

SMAJ6.0A
Littelfuse
1: $0.476
59,532In Stock
35,000Expected 4/3/2027

Mfr. Part No.
SMAJ6.0A

Mouser Part No
576-SMAJ6.0A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 6V 5% Uni-Directional

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Datasheet

59,532In Stock

35,000Expected 4/3/2027

Cut Tape

$0.476

$0.275

$0.205

$0.165

Reel

$0.106

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 6.5V 5% Uni-Directional

SMAJ6.5A
Littelfuse
1: $0.598
21,180In Stock

Mfr. Part No.
SMAJ6.5A

Mouser Part No
576-SMAJ6.5A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 6.5V 5% Uni-Directional

Learn More

Datasheet

21,180In Stock

Cut Tape

$0.598

$0.282

$0.218

$0.169

Reel

$0.112

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 60V 5% Uni-Directional

SMAJ60A
Littelfuse
1: $0.666
32,160In Stock
30,000Expected 3/12/2026

Mfr. Part No.
SMAJ60A

Mouser Part No
576-SMAJ60A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 60V 5% Uni-Directional

Learn More

Datasheet

32,160In Stock

30,000Expected 3/12/2026

Cut Tape

$0.666

$0.348

$0.26

$0.196

Reel

$0.124

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 60V 5% Bi-Directional

SMAJ60CA
Littelfuse
1: $0.639
16,982In Stock
65,000On Order

Mfr. Part No.
SMAJ60CA

Mouser Part No
576-SMAJ60CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 60V 5% Bi-Directional

Learn More

Datasheet

16,982In Stock

65,000On Order

Cut Tape

$0.639

$0.307

$0.257

$0.20

Reel

$0.116

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 64V 5% Uni-Directional

SMAJ64A
Littelfuse
1: $0.639
34,245In Stock

Mfr. Part No.
SMAJ64A

Mouser Part No
576-SMAJ64A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 64V 5% Uni-Directional

Learn More

Datasheet

34,245In Stock

Cut Tape

$0.639

$0.29

$0.245

$0.189

Reel

$0.103

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 1 Ch 22kV 9.2V .15pF SOD882

SP3522-01ETG
Littelfuse
1: $0.585
82,170In Stock

Mfr. Part No.
SP3522-01ETG

Mouser Part No
576-SP3522-01ETG

Littelfuse

ESD Protection Diodes / TVS Diodes 1 Ch 22kV 9.2V .15pF SOD882

Learn More

Datasheet

82,170In Stock

Cut Tape

$0.585

$0.273

$0.209

$0.16

Reel

$0.094

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

ESD Protection Diodes / TVS Diodes 1 Ch 22kV 9.2V .15pF 0201 DFN

SP3522-01UTG
Littelfuse
1: $0.53
41,219In Stock

Mfr. Part No.
SP3522-01UTG

Mouser Part No
576-SP3522-01UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 1 Ch 22kV 9.2V .15pF 0201 DFN

Learn More

Datasheet

41,219In Stock

Cut Tape

$0.53

$0.235

$0.203

$0.152

View

Reel

$0.076

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

Detector Switches 10mA 5VDC Flat Terminal

FDSD002R
C&K
1: $2.14
3,496In Stock
3,500Expected 15/10/2026

Mfr. Part No.
FDSD002R

Mouser Part No
611-FDSD002R

C&K

Detector Switches 10mA 5VDC Flat Terminal

Learn More

Datasheet

3,496In Stock

3,500Expected 15/10/2026

Cut Tape

$2.14

$1.88

$1.78

$1.70

View

Reel

$1.37

MouseReel Available

Min.: 1
Mult.: 1

: 3,500

Detector Switches Micro Mini SMT Detect-HDT Ser

HDT0001
C&K
1: $1.44
9,944In Stock

Mfr. Part No.
HDT0001

Mouser Part No
611-HDT0001

C&K

Detector Switches Micro Mini SMT Detect-HDT Ser

Learn More

Datasheet

9,944In Stock

Cut Tape

$1.44

$1.25

$1.18

$1.13

View

Reel

$0.933

MouseReel Available

Min.: 1
Mult.: 1

: 2,450

Detector Switches SWITCH HDT0104

HDT0104
C&K
1: $2.00
4,589In Stock

Mfr. Part No.
HDT0104

Mouser Part No
611-HDT0104

C&K

Detector Switches SWITCH HDT0104

Learn More

Datasheet

4,589In Stock

Cut Tape

$2.00

$1.77

$1.67

$1.59

View

Reel

$1.29

MouseReel Available

Min.: 1
Mult.: 1

: 2,100

Tactile Switches Tact

KMR211NG LFS
C&K
1: $0.884
42,157In Stock

Mfr. Part No.
KMR211NG LFS

Mouser Part No
611-KMR211NGLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

42,157In Stock

Cut Tape

$0.884

$0.783

$0.73

$0.653

View

Reel

$0.466

MouseReel Available

Min.: 1
Mult.: 1

: 7,000

Tactile Switches SPST Rnd Bttn Gull .05A 32VDC 1W SMD

KMR221G LFS
C&K
1: $0.884
23,733In Stock
35,000Expected 2/11/2026

Mfr. Part No.
KMR221G LFS

Mouser Part No
611-KMR221G-LFS

C&K

Tactile Switches SPST Rnd Bttn Gull .05A 32VDC 1W SMD

Learn More

Datasheet

23,733In Stock

35,000Expected 2/11/2026

Cut Tape

$0.884

$0.783

$0.73

$0.653

View

Reel

$0.466

MouseReel Available

Min.: 1
Mult.: 1

: 7,000

Tactile Switches Tact

KMR221NG LFS
C&K
1: $0.898
33,711In Stock

Mfr. Part No.
KMR221NG LFS

Mouser Part No
611-KMR221NGLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

33,711In Stock

Cut Tape

$0.898

$0.783

$0.73

$0.653

View

Reel

$0.462

MouseReel Available

Min.: 1
Mult.: 1

: 7,000

Tactile Switches Microminiature SMT Top Actuated

KMR223G LFG
C&K
1: $1.17
7,042In Stock
21,000Expected 28/10/2026

Mfr. Part No.
KMR223G LFG

Mouser Part No
611-KMR223GLFG

C&K

Tactile Switches Microminiature SMT Top Actuated

Learn More

Datasheet

7,042In Stock

21,000Expected 28/10/2026

Cut Tape

$1.17

$1.04

$0.966

$0.861

View

Reel

$0.626

MouseReel Available

Min.: 1
Mult.: 1

: 7,000

Tactile Switches Tact

KMR223NG LFG
C&K
1: $1.17
7,000In Stock

Mfr. Part No.
KMR223NG LFG

Mouser Part No
611-KMR223NGLFG

C&K

Tactile Switches Tact

Learn More

Datasheet

7,000In Stock

Cut Tape

$1.17

$1.11

$1.03

$0.898

View

Reel

$0.627

Min.: 1
Mult.: 1

: 7,000

Tactile Switches Tact

KMR231NG LFS
C&K
1: $1.29
17,365In Stock
7,000On Order

Mfr. Part No.
KMR231NG LFS

Mouser Part No
611-KMR231NGLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

17,365In Stock

7,000On Order

Cut Tape

$1.29

$1.14

$1.06

$0.948

View

Reel

$0.68

MouseReel Available

Min.: 1
Mult.: 1

: 7,000

Tactile Switches SMT Micro Miniature Tactile Switch with 1.9 mm Height Actuator

KMR232NG ULC LFS
C&K
1: $1.06
20,727In Stock

Mfr. Part No.
KMR232NG ULC LFS

Mouser Part No
611-KMR232NGULCLFS

C&K

Tactile Switches SMT Micro Miniature Tactile Switch with 1.9 mm Height Actuator

Learn More

Datasheet

20,727In Stock

Cut Tape

$1.06

$0.928

$0.864

$0.771

View

Reel

$0.533

Min.: 1
Mult.: 1

: 7,000

Tactile Switches Microminiature SMT Top Actuated

KMR241G LFS
C&K
1: $0.993
9,015In Stock

Mfr. Part No.
KMR241G LFS

Mouser Part No
611-KMR241GLFS

C&K

Tactile Switches Microminiature SMT Top Actuated

Learn More

Datasheet

9,015In Stock

Cut Tape

$0.993

$0.855

$0.797

$0.711

View

Reel

$0.49

MouseReel Available

Min.: 1
Mult.: 1

: 7,000

Tactile Switches Tact

KMR241NG LFS
C&K
1: $0.952
14,334In Stock

Mfr. Part No.
KMR241NG LFS

Mouser Part No
611-KMR241NGLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

14,334In Stock

Cut Tape

$0.952

$0.855

$0.797

$0.711

View

Reel

$0.495

Min.: 1
Mult.: 1

: 7,000

Tactile Switches Microminiature SMT Top Actuated

KMR243G LFG
C&K
1: $1.17
11,382In Stock

Mfr. Part No.
KMR243G LFG

Mouser Part No
611-KMR243GLFG

C&K

Tactile Switches Microminiature SMT Top Actuated

Learn More

Datasheet

11,382In Stock

Cut Tape

$1.17

$1.04

$0.966

$0.861

View

Reel

$0.62

MouseReel Available

Min.: 1
Mult.: 1

: 7,000

Tactile Switches Tact

KMR421G LFS
C&K
1: $0.993
18,626In Stock

Mfr. Part No.
KMR421G LFS

Mouser Part No
611-KMR421GLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

18,626In Stock

Cut Tape

$0.993

$0.888

$0.827

$0.738

View

Reel

$0.534

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

Tactile Switches Tact

KMR421NG LFS
C&K
1: $1.33
15,336In Stock

Mfr. Part No.
KMR421NG LFS

Mouser Part No
611-KMR421NGLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

15,336In Stock

Cut Tape

$1.33

$1.32

$1.14

$1.10

View

Reel

$0.56

Min.: 1
Mult.: 1

: 6,000

Tactile Switches Tact

KMR421NG ULC LFS
C&K
1: $1.39
3,520In Stock

Mfr. Part No.
KMR421NG ULC LFS

Mouser Part No
611-KMR421NGULCLFS

C&K

Tactile Switches Tact

Learn More

Datasheet

3,520In Stock

Cut Tape

$1.39

$1.21

$1.12

$1.00

View

Reel

$0.707

Min.: 1
Mult.: 1

: 6,000

Tactile Switches 50mA 32VDC 1.9mmH 4N Low Current IP67

KMR641NG ULC LFS
C&K
1: $1.28
23,343In Stock

Mfr. Part No.
KMR641NG ULC LFS

Mouser Part No
611-KMR641NGULCLFS

C&K

Tactile Switches 50mA 32VDC 1.9mmH 4N Low Current IP67

Learn More

Datasheet

23,343In Stock

Cut Tape

$1.28

$1.12

$1.04

$0.925

View

Reel

$0.666

MouseReel Available

Min.: 1
Mult.: 1

: 7,000

Tactile Switches 50mA 32VDC 2.5mmH 3N IP67

KMR731NG LFS
C&K
1: $1.44
14,635In Stock

Mfr. Part No.
KMR731NG LFS

Mouser Part No
611-KMR731NGLFS

C&K

Tactile Switches 50mA 32VDC 2.5mmH 3N IP67

Learn More

Datasheet

14,635In Stock

Cut Tape

$1.44

$1.23

$1.14

$1.02

View

Reel

$0.741

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

Portable Medical Devices & Connected Drug Delivery

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Portable Medical Devices & Connected Drug Delivery

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