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Circuit Protection

Circuit Protection devices and components are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many circuit protection manufacturers including Analog Devices, Bourns, Eaton, Phoenix Contact, TDK EPCOS, Littelfuse, Vishay, & more.
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Please view our selection of circuit protection devices below.

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Results: 361.803

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Download Table (.CSV)

Part #

Board Mount Surge Protectors Overvoltage Prot Cntr

LTC4360CSC8-2#TRMPBF
Analog Devices
1: Rp70.944
666In Stock

Mfr. Part No.
LTC4360CSC8-2#TRMPBF

Mouser Part No
584-C4360CSC8-2TMPF

Analog Devices

Board Mount Surge Protectors Overvoltage Prot Cntr

Datasheet

666In Stock

Cut Tape

Rp70.944

Rp53.777

Rp49.398

Rp44.668

Reel

Rp40.815

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Board Mount Surge Protectors Hi V Surge Stopper w/ C Lim

LT4363CMS-2#PBF
Analog Devices
1: Rp139.786
1.525In Stock
1.665On Order

Mfr. Part No.
LT4363CMS-2#PBF

Mouser Part No
584-LT4363CMS-2#PBF

Analog Devices

Board Mount Surge Protectors Hi V Surge Stopper w/ C Lim

Datasheet

1.525In Stock

1.665On Order

Rp139.786

Rp108.430

Rp97.745

Rp97.570

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 2Kohms Special Tol Special Tol

NTCLE203E3202SB0
Vishay / BC Components
1: Rp19.444
3.465In Stock

Mfr. Part No.
NTCLE203E3202SB0

Mouser Part No
594-NTCLE203E3202SB0

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 2Kohms Special Tol Special Tol

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Datasheet

3.465In Stock

Rp19.444

Rp17.867

Rp15.853

Rp15.117

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 4.7Kohms 3% SMD

NTCS0603E3472HHT
Vishay / BC Components
1: Rp6.481
11.860In Stock

Mfr. Part No.
NTCS0603E3472HHT

Mouser Part No
594-NTCS0603E3472HHT

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 4.7Kohms 3% SMD

Learn More

Datasheet

11.860In Stock

Cut Tape

Rp6.481

Rp5.325

Rp4.677

Rp4.134

View

Reel

Rp3.346

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

NTC (Negative Temperature Coefficient) Thermistors 47Kohms 5% SMD

NTCS0603E3473JHT
Vishay / BC Components
1: Rp5.781
10.136In Stock

Mfr. Part No.
NTCS0603E3473JHT

Mouser Part No
594-NTCS0603E3473JHT

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 47Kohms 5% SMD

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Datasheet

10.136In Stock

Cut Tape

Rp5.781

Rp5.413

Rp4.782

Rp3.976

Reel

Rp3.468

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

NTC (Negative Temperature Coefficient) Thermistors 22Kohms 5% SMD

NTCS0805E3223JHT
Vishay / BC Components
1: Rp5.781
11.970In Stock

Mfr. Part No.
NTCS0805E3223JHT

Mouser Part No
594-NTCS0805E3223JHT

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 22Kohms 5% SMD

Learn More

Datasheet

11.970In Stock

Cut Tape

Rp5.781

Rp4.800

Rp4.257

Rp3.801

View

Reel

Rp2.855

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

NTC (Negative Temperature Coefficient) Thermistors 680Kohms 5% SMD

NTCS0805E3684JXT
Vishay / BC Components
1: Rp6.131
12.058In Stock

Mfr. Part No.
NTCS0805E3684JXT

Mouser Part No
594-NTCS0805E3684JXT

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 680Kohms 5% SMD

Learn More

Datasheet

12.058In Stock

Cut Tape

Rp6.131

Rp5.255

Rp4.695

Rp4.222

Reel

Rp3.486

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

NTC (Negative Temperature Coefficient) Thermistors 10K 1% 3435K 80MM AWG24

NTCALUG01A103F800L
Vishay / BC Components
1: Rp97.920
603In Stock

Mfr. Part No.
NTCALUG01A103F800L

Mouser Part No
594-NTLUG01A103F800L

Vishay / BC Components

NTC (Negative Temperature Coefficient) Thermistors 10K 1% 3435K 80MM AWG24

Learn More

Datasheet

603In Stock

Rp97.920

Rp88.111

Rp84.432

Rp79.878

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors 1% 100-kohm linear t hermistor in 0402 A A 595-TMP6331DECT

TMP6331DECR
Texas Instruments
1: Rp2.628
38.172In Stock

Mfr. Part No.
TMP6331DECR

Mouser Part No
595-TMP6331DECR

Texas Instruments

PTC (Positive Temperature Coefficient) Thermistors 1% 100-kohm linear t hermistor in 0402 A A 595-TMP6331DECT

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Datasheet

38.172In Stock

Cut Tape

Rp2.628

Rp2.470

Rp2.155

Rp2.049

View

Reel

Rp1.734

MouseReel Available

Min.: 1
Mult.: 1
Max.: 1.060

: 10.000

ESD Protection Diodes / TVS Diodes 600W 40.0V

SMBJ40A-13-F
Diodes Incorporated
1: Rp4.905
36.855In Stock

Mfr. Part No.
SMBJ40A-13-F

Mouser Part No
621-SMBJ40A-13-F

Diodes Incorporated

ESD Protection Diodes / TVS Diodes 600W 40.0V

Datasheet

36.855In Stock

Cut Tape

Rp4.905

Rp2.855

Rp1.524

Rp1.506

Rp1.471

Reel

Rp1.139

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes 1500W 17.0V

SMCJ17A-13-F
Diodes Incorporated
1: Rp12.963
3.987In Stock

Mfr. Part No.
SMCJ17A-13-F

Mouser Part No
621-SMCJ17A-13-F

Diodes Incorporated

ESD Protection Diodes / TVS Diodes 1500W 17.0V

Datasheet

3.987In Stock

Cut Tape

Rp12.963

Rp9.862

Rp8.391

Reel

Rp8.391

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes 1500W 70.0V

SMCJ70CA-13-F
Diodes Incorporated
1: Rp21.196
4.702In Stock
3.000On Order

Mfr. Part No.
SMCJ70CA-13-F

Mouser Part No
621-SMCJ70CA-13-F

Diodes Incorporated

ESD Protection Diodes / TVS Diodes 1500W 70.0V

Datasheet

4.702In Stock

3.000On Order

Cut Tape

Rp21.196

Rp12.490

Rp9.284

Reel

Rp9.284

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes 5000W 15V Unidirect

5KP15A-E3/54
Vishay Semiconductors
1: Rp69.017
1.082In Stock

Mfr. Part No.
5KP15A-E3/54

Mouser Part No
625-5KP15A-E3

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 5000W 15V Unidirect

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Datasheet

1.082In Stock

Cut Tape

Rp69.017

Rp45.194

Rp33.457

Rp29.779

Reel

Rp24.349

View

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes 600W 39V 5% Uni

SM6T39A-E3/52
Vishay Semiconductors
1: Rp10.685
17.262In Stock

Mfr. Part No.
SM6T39A-E3/52

Mouser Part No
625-SM6T39A-E3

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W 39V 5% Uni

Learn More

Datasheet

17.262In Stock

Cut Tape

Rp10.685

Rp6.499

Rp4.152

Rp3.451

Reel

Rp2.295

View

MouseReel Available

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes 600W 30V 5% Uni

SMBG30A-E3/52
Vishay Semiconductors
1: Rp20.320
4.060In Stock

Mfr. Part No.
SMBG30A-E3/52

Mouser Part No
625-SMBG30A-E3

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W 30V 5% Uni

Learn More

Datasheet

4.060In Stock

Cut Tape

Rp20.320

Rp16.413

Rp12.770

Rp10.510

Reel

Rp9.004

View

MouseReel Available

Min.: 1
Mult.: 1

: 750

Resettable Fuses - PPTC .3A 60VDC 10A 2920 AEC-Q200

ASMDC030F-2
Littelfuse
1: Rp12.087
5.601In Stock

Mfr. Part No.
ASMDC030F-2

Mouser Part No
650-ASMDC030F-2

Littelfuse

Resettable Fuses - PPTC .3A 60VDC 10A 2920 AEC-Q200

Learn More

Datasheet

5.601In Stock

Cut Tape

Rp12.087

Rp11.193

Rp9.442

Rp8.776

View

Reel

Rp5.343

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Resettable Fuses - PPTC .5A 60VDC 10A 2920 AEC-Q200

ASMDC050F-2
Littelfuse
1: Rp12.963
8.158In Stock

Mfr. Part No.
ASMDC050F-2

Mouser Part No
650-ASMDC050F-2

Littelfuse

Resettable Fuses - PPTC .5A 60VDC 10A 2920 AEC-Q200

Learn More

Datasheet

8.158In Stock

Cut Tape

Rp12.963

Rp11.964

Rp9.932

Rp9.161

View

Reel

Rp5.343

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 3POLE RADIAL LEADS GDT

GTCR36-231M-R10
Littelfuse
1: Rp52.376
1.042In Stock
1.000On Order

Mfr. Part No.
GTCR36-231M-R10

Mouser Part No
650-GTCR36-231M-R10

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 3POLE RADIAL LEADS GDT

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Datasheet

1.042In Stock

1.000On Order

Rp52.376

Rp45.544

Rp43.092

Rp34.684

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .5A 24V Mini SMD AEC-Q200

MINIASMDC050F-2
Littelfuse
1: Rp8.583
15.619In Stock

Mfr. Part No.
MINIASMDC050F-2

Mouser Part No
650-MINIASMDC050F-2

Littelfuse

Resettable Fuses - PPTC .5A 24V Mini SMD AEC-Q200

Learn More

Datasheet

15.619In Stock

Cut Tape

Rp8.583

Rp7.865

Rp6.534

Rp6.026

Reel

Rp3.801

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

Resettable Fuses - PPTC 6V 750MA-HD 40A SMD

PICOSMDC075S-2
Littelfuse
1: Rp11.561
5.011In Stock

Mfr. Part No.
PICOSMDC075S-2

Mouser Part No
650-PICOSMDC075S-2

Littelfuse

Resettable Fuses - PPTC 6V 750MA-HD 40A SMD

Learn More

Datasheet

5.011In Stock

Cut Tape

Rp11.561

Rp10.160

Rp8.741

Rp8.075

Reel

Rp4.870

View

Min.: 1
Mult.: 1

: 3.000

Varistors AV AUTO SERIES 30V

AV30K1210401NIR1
Bourns
1: Rp5.781
21.472In Stock

Mfr. Part No.
AV30K1210401NIR1

Mouser Part No
652-AV30K1210401NIR1

Bourns

Varistors AV AUTO SERIES 30V

Learn More

Datasheet

21.472In Stock

Cut Tape

Rp5.781

Rp3.573

Rp3.083

Rp2.855

Reel

Rp2.452

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Thermal Cut-offs TRIP TEMP 90C 5C TOL

HC90AY-1
Bourns
1: Rp26.276
3.221In Stock

Mfr. Part No.
HC90AY-1

Mouser Part No
652-HC90AY-1

Bourns

Thermal Cut-offs TRIP TEMP 90C 5C TOL

Learn More

Datasheet

3.221In Stock

Rp26.276

Rp24.349

Rp20.145

Rp18.568

View

Min.: 1
Mult.: 1

Thermal Cut-offs TRIP TEMP 77C 5C TOL

LC77AY-1
Bourns
1: Rp21.371
7.557In Stock

Mfr. Part No.
LC77AY-1

Mouser Part No
652-LC77AY-1

Bourns

Thermal Cut-offs TRIP TEMP 77C 5C TOL

Learn More

Datasheet

7.557In Stock

Rp21.371

Rp19.619

Rp16.273

Rp14.924

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/6V

MF-LSMF330X-2
Bourns
1: Rp15.065
8.928In Stock

Mfr. Part No.
MF-LSMF330X-2

Mouser Part No
652-MF-LSMF330X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/6V

Learn More

Datasheet

8.928In Stock

Cut Tape

Rp15.065

Rp10.528

Rp9.897

Rp8.145

View

Reel

Rp5.378

MouseReel Available

Min.: 1
Mult.: 1

: 6.000

Resettable Fuses - PPTC PTC 2.5A 30V RADIAL LEADED UNCOATED

MF-R250U
Bourns
1: Rp9.634
7.545In Stock

Mfr. Part No.
MF-R250U

Mouser Part No
652-MF-R250U

Bourns

Resettable Fuses - PPTC PTC 2.5A 30V RADIAL LEADED UNCOATED

Learn More

Datasheet

7.545In Stock

Rp9.634

Rp8.338

Rp7.059

Rp6.446

View

Min.: 1
Mult.: 1

Circuit Protection

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