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SM Series Circuit Protection

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Types of Circuit Protection

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Part #

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2K OHM 10% MELF

SM202F1K
Littelfuse
1: $2.27
459In Stock

Mfr. Part No.
SM202F1K

Mouser Part No
576-SM202F1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2K OHM 10% MELF

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Datasheet

459In Stock

$2.27

$1.70

$1.36

$1.28

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

SM102B1K
Littelfuse
1: $1.54
691In Stock

Mfr. Part No.
SM102B1K

Mouser Part No
803-SM102B1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

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Datasheet

691In Stock

$1.54

$1.28

$1.26

$1.14

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Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 36V STAND-OFF,300W TVS 3K-RL

SM36.TCT
Semtech
1: $0.961
69,109In Stock

Mfr. Part No.
SM36.TCT

Mouser Part No
947-SM36.TCT

Semtech

ESD Protection Diodes / TVS Diodes 36V STAND-OFF,300W TVS 3K-RL

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Datasheet

69,109In Stock

Cut Tape

$0.961

$0.60

$0.392

$0.304

Reel

$0.237

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 400W 5V 2 Ch ESD Prot

SM05-02HTG
Littelfuse
1: $0.52
11,257In Stock

Mfr. Part No.
SM05-02HTG

Mouser Part No
576-SM05-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 5V 2 Ch ESD Prot

Learn More

Datasheet

11,257In Stock

Cut Tape

$0.52

$0.418

$0.297

$0.236

$0.217

Reel

$0.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 300W TVS2 24V 7" RL

SM24.TCT
Semtech
1: $0.85
15,212In Stock

Mfr. Part No.
SM24.TCT

Mouser Part No
947-SM24.TCT

Semtech

ESD Protection Diodes / TVS Diodes 300W TVS2 24V 7" RL

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Datasheet

15,212In Stock

Cut Tape

$0.85

$0.518

$0.352

$0.283

$0.257

Reel

$0.215

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 400W 36V 2 Ch ESD Prot

SM36-02HTG
Littelfuse
1: $0.74
18,976In Stock

Mfr. Part No.
SM36-02HTG

Mouser Part No
576-SM36-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 36V 2 Ch ESD Prot

Learn More

Datasheet

18,976In Stock

Cut Tape

$0.74

$0.466

$0.311

$0.244

$0.223

Reel

$0.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1M OHM 10% MELF

SM105R1K
Littelfuse
1: $1.29
118In Stock

Mfr. Part No.
SM105R1K

Mouser Part No
576-SM105R1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1M OHM 10% MELF

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Datasheet

118In Stock

$1.29

$1.23

$1.15

$1.10

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

SM303J1K
Littelfuse
1: $1.29
349In Stock

Mfr. Part No.
SM303J1K

Mouser Part No
576-SM303J1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

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Datasheet

349In Stock

$1.29

$1.23

$1.15

$1.08

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/

SM103J1K
Littelfuse
1: $1.29
557In Stock

Mfr. Part No.
SM103J1K

Mouser Part No
803-SM103J1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR P/

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Datasheet

557In Stock

$1.29

$1.23

$1.15

$1.10

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC 10K OHM +/-10%

SM103J1K-TR
Littelfuse
1: $0.49
3,610In Stock

Mfr. Part No.
SM103J1K-TR

Mouser Part No
803-SM103J1K-TR

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC 10K OHM +/-10%

Learn More

Datasheet

3,610In Stock

Cut Tape

$0.49

$0.463

$0.433

$0.411

View

Reel

$0.304

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

SM502F1K
Littelfuse
1: $1.31
258In Stock

Mfr. Part No.
SM502F1K

Mouser Part No
803-SM502F1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, U.S. SENSOR

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Datasheet

258In Stock

$1.31

$1.26

$1.17

$1.16

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 300W TVS2 15V 7" RL

SM15.TCT
Semtech
1: $0.77
2,700In Stock
6,000Expected 2026/03/05

Mfr. Part No.
SM15.TCT

Mouser Part No
947-SM15.TCT

Semtech

ESD Protection Diodes / TVS Diodes 300W TVS2 15V 7" RL

Learn More

Datasheet

2,700In Stock

6,000Expected 2026/03/05

Cut Tape

$0.77

$0.497

$0.347

$0.283

$0.258

Reel

$0.215

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 400W 12V 2 Ch ESD Prot

SM12-02HTG
Littelfuse
1: $0.461
1,543In Stock

Mfr. Part No.
SM12-02HTG

Mouser Part No
576-SM12-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 12V 2 Ch ESD Prot

Learn More

Datasheet

1,543In Stock

Cut Tape

$0.461

$0.305

$0.241

$0.222

$0.202

Reel

$0.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 400W 15V 2 Ch ESD Prot

SM15-02HTG
Littelfuse
1: $0.20
6,772In Stock

Mfr. Part No.
SM15-02HTG

Mouser Part No
576-SM15-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 15V 2 Ch ESD Prot

Learn More

Datasheet

6,772In Stock

Cut Tape

$0.20

$0.197

$0.195

$0.194

Reel

$0.184

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 400W 24V 2 Ch ESD Prot

SM24-02HTG
Littelfuse
1: $0.24
9,000On Order

Mfr. Part No.
SM24-02HTG

Mouser Part No
576-SM24-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 24V 2 Ch ESD Prot

Learn More

Datasheet

9,000On Order

Cut Tape

$0.24

$0.205

$0.193

Reel

$0.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 4.7K OHM 10%

SM472F1K
Littelfuse
1,000: $0.802
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
SM472F1K

Mouser Part No
576-SM472F1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 4.7K OHM 10%

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Datasheet

Non-Stocked Lead-Time 12 Weeks

$0.802

Min.: 1,000
Mult.: 1,000

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

SM501B1K
Littelfuse
500: $1.01
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
SM501B1K

Mouser Part No
803-SM501B1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR, US SENSOR

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

$1.01

$0.962

$0.93

Min.: 500
Mult.: 500

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OHM 10% MELF

SM102E1K
Littelfuse
1: $2.05
Non-Stocked

Mfr. Part No.
SM102E1K

Mouser Part No
576-SM102E1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 1K OHM 10% MELF

Learn More

Datasheet

Non-Stocked

$2.05

$1.54

$1.23

$1.16

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K OHM 10% MELF

SM103G1K
Littelfuse
1: $2.06
Non-Stocked

Mfr. Part No.
SM103G1K

Mouser Part No
576-SM103G1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 10K OHM 10% MELF

Learn More

Datasheet

Non-Stocked

$2.06

$1.55

$1.24

$1.17

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 0.5C MELF

SM104J1O-TR
Littelfuse
5,000: $0.705
Non-Stocked

Mfr. Part No.
SM104J1O-TR

Mouser Part No
576-SM104J1O-TR

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 0.5C MELF

Learn More

Datasheet

Non-Stocked

$0.705

Min.: 5,000
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 10% MELF

SM104R1K
Littelfuse
1: $2.05
Non-Stocked

Mfr. Part No.
SM104R1K

Mouser Part No
576-SM104R1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 100K OHM 10% MELF

Learn More

Datasheet

Non-Stocked

$2.05

$1.54

$1.23

$1.16

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2.186K OHM MELF

SM222E1K
Littelfuse
1: $2.05
Non-Stocked

Mfr. Part No.
SM222E1K

Mouser Part No
576-SM222E1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2.186K OHM MELF

Learn More

Datasheet

Non-Stocked

$2.05

$1.54

$1.23

$1.16

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2.5K OHM 10%

SM252B4K
Littelfuse
1: $2.05
Non-Stocked

Mfr. Part No.
SM252B4K

Mouser Part No
576-SM252B4K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2.5K OHM 10%

Learn More

Datasheet

Non-Stocked

$2.05

$1.54

$1.23

$1.16

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 250K OHM 10% MELF

SM254R1K
Littelfuse
1: $2.05
Non-Stocked

Mfr. Part No.
SM254R1K

Mouser Part No
576-SM254R1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 250K OHM 10% MELF

Learn More

Datasheet

Non-Stocked

$2.05

$1.54

$1.23

$1.16

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 500K OHM 10%

SM504R1K
Littelfuse
1: $2.05
Non-Stocked

Mfr. Part No.
SM504R1K

Mouser Part No
576-SM504R1K

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 500K OHM 10%

Learn More

Datasheet

Non-Stocked

$2.05

$1.54

$1.23

$1.16

View

Min.: 1
Mult.: 1

SM Series Circuit Protection

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