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Circuit Protection Devices

Bourns manufactures and supplies a wide range of circuit protection technologies, including fuses, PTC thermistors, varistors, GDTs, resettable thermal cut-offs, surge protection devices, hybrid protectors, discrete semiconductor solutions, and more. Reliable surge protection is a critical design consideration to help ensure operational reliability of consumer electronics, industrial/communication equipment, automotive, battery charging, energy storage infrastructure, and renewable energy harvesting ecosystems.

All Results (8,016)

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Part #

ESD Protection Diodes / TVS Diodes 12volts 5uA 150.6 Amps Bi-Dir

SMLJ12CA
Bourns
1: $1.60
3,058In Stock

Mfr. Part No.
SMLJ12CA

Mouser Part No
652-SMLJ12CA

Bourns

ESD Protection Diodes / TVS Diodes 12volts 5uA 150.6 Amps Bi-Dir

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Datasheet

3,058In Stock

Cut Tape

$1.60

$0.779

$0.692

$0.582

Reel

$0.578

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 14volts 5uA 129.4 Amps Bi-Dir

SMLJ14CA
Bourns
1: $1.60
6,716In Stock

Mfr. Part No.
SMLJ14CA

Mouser Part No
652-SMLJ14CA

Bourns

ESD Protection Diodes / TVS Diodes 14volts 5uA 129.4 Amps Bi-Dir

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Datasheet

6,716In Stock

Cut Tape

$1.60

$1.20

$1.01

$0.832

Reel

$0.647

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 7.5volts 100uA 232.6 Amps Uni-Dir

SMLJ7.5A
Bourns
1: $1.41
7,748In Stock

Mfr. Part No.
SMLJ7.5A

Mouser Part No
652-SMLJ7.5A

Bourns

ESD Protection Diodes / TVS Diodes 7.5volts 100uA 232.6 Amps Uni-Dir

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Datasheet

7,748In Stock

Cut Tape

$1.41

$1.09

$0.892

$0.734

Reel

$0.571

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 90volts 5uA 20.6 Amps Bi-Dir

SMLJ90CA
Bourns
1: $1.75
7,576In Stock

Mfr. Part No.
SMLJ90CA

Mouser Part No
652-SMLJ90CA

Bourns

ESD Protection Diodes / TVS Diodes 90volts 5uA 20.6 Amps Bi-Dir

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Datasheet

7,576In Stock

Cut Tape

$1.75

$1.29

$1.11

$0.91

Reel

$0.709

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Board Mount Surge Protectors 850V 50mA Dual Bi-dir TBU

TBU-DF085-050-WH
Bourns
1: $4.75
7,541In Stock

Mfr. Part No.
TBU-DF085-050-WH

Mouser Part No
652-TBU-DF085-050-WH

Bourns

Board Mount Surge Protectors 850V 50mA Dual Bi-dir TBU

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Datasheet

7,541In Stock

Cut Tape

$4.75

$3.77

$2.54

$2.19

$1.99

Reel

$1.92

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Board Mount Surge Protectors Dual Unidirectional TBU Device

TBU-DT065-100-WH
Bourns
1: $3.14
8,234In Stock

Mfr. Part No.
TBU-DT065-100-WH

Mouser Part No
652-TBU-DT065-100-WH

Bourns

Board Mount Surge Protectors Dual Unidirectional TBU Device

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Datasheet

8,234In Stock

Cut Tape

$3.14

$2.75

$1.90

$1.54

Reel

$1.19

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD 145V(DRM) 600A (IPP) 180V(B

TISP4180H3BJR-S
Bourns
1: $1.82
13,541In Stock

Mfr. Part No.
TISP4180H3BJR-S

Mouser Part No
652-TISP4180H3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 145V(DRM) 600A (IPP) 180V(B

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Datasheet

13,541In Stock

Cut Tape

$1.82

$1.14

$0.755

$0.589

Reel

$0.456

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors ZV 11V 10%

ZV11K1210401NIR1
Bourns
1: $0.462
13,927In Stock

Mfr. Part No.
ZV11K1210401NIR1

Mouser Part No
652-ZV11K1210401NIR1

Bourns

Varistors ZV 11V 10%

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Datasheet

13,927In Stock

Cut Tape

$0.462

$0.286

$0.246

$0.227

Reel

$0.18

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Varistors ZV 20V 10%

ZV20K2220122NIR1HT
Bourns
1: $2.92
2,453In Stock

Mfr. Part No.
ZV20K2220122NIR1HT

Mouser Part No
652-ZV20K2220122NIRH

Bourns

Varistors ZV 20V 10%

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Datasheet

2,453In Stock

Cut Tape

$2.92

$2.09

$1.77

$1.48

Reel

$1.01

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors ZV 40V 10%

ZV40K1210251NIR1
Bourns
1: $0.558
8,925In Stock

Mfr. Part No.
ZV40K1210251NIR1

Mouser Part No
652-ZV40K1210251NIR1

Bourns

Varistors ZV 40V 10%

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Datasheet

8,925In Stock

Cut Tape

$0.558

$0.35

$0.302

$0.28

Reel

$0.242

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Varistors ZV 40V 10%

ZV40K1210251NIR1HT
Bourns
1: $0.612
13,294In Stock

Mfr. Part No.
ZV40K1210251NIR1HT

Mouser Part No
652-ZV40K1210251NIRH

Bourns

Varistors ZV 40V 10%

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Datasheet

13,294In Stock

Cut Tape

$0.612

$0.381

$0.33

$0.306

Reel

$0.265

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Varistors ZV 40V 10%

ZV40K1812601NIR1
Bourns
1: $0.952
9,641In Stock

Mfr. Part No.
ZV40K1812601NIR1

Mouser Part No
652-ZV40K1812601NIR1

Bourns

Varistors ZV 40V 10%

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Datasheet

9,641In Stock

Cut Tape

$0.952

$0.661

$0.578

$0.539

Reel

$0.495

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Automotive Fuses POWrFuse TH 275Vac 500Vdc 50A

PF-KT1-50
Bourns
1: $41.09
300In Stock

Mfr. Part No.
PF-KT1-50

Mouser Part No
652-PF-KT1-50

Bourns

Automotive Fuses POWrFuse TH 275Vac 500Vdc 50A

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Datasheet

300In Stock

$41.09

$30.87

$28.03

$25.89

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 20 kA, 15 V bidirectional PTVS Diode in DFN

PTVS20-015C-H
Bourns
1: $26.62
155In Stock

Mfr. Part No.
PTVS20-015C-H

Mouser Part No
652-PTVS20-015C-H

Bourns

ESD Protection Diodes / TVS Diodes 20 kA, 15 V bidirectional PTVS Diode in DFN

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Datasheet

155In Stock

Cut Tape

$26.62

$19.76

$16.43

$15.30

Reel

$15.30

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

ESD Protection Diodes / TVS Diodes 100V 1500W BiDir

1.5SMC100CA
Bourns
1: $1.43
12,063In Stock

Mfr. Part No.
1.5SMC100CA

Mouser Part No
652-1.5SMC100CA

Bourns

ESD Protection Diodes / TVS Diodes 100V 1500W BiDir

Learn More

Datasheet

12,063In Stock

Cut Tape

$1.43

$0.684

$0.581

$0.449

Reel

$0.351

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 20V 1500W UniDir

1.5SMC20A
Bourns
1: $1.18
16,516In Stock

Mfr. Part No.
1.5SMC20A

Mouser Part No
652-1.5SMC20A

Bourns

ESD Protection Diodes / TVS Diodes 20V 1500W UniDir

Learn More

Datasheet

16,516In Stock

Cut Tape

$1.18

$0.581

$0.477

$0.366

Reel

$0.283

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 30V 1500W BiDir

1.5SMC30CA
Bourns
1: $0.925
15,922In Stock

Mfr. Part No.
1.5SMC30CA

Mouser Part No
652-1.5SMC30CA

Bourns

ESD Protection Diodes / TVS Diodes 30V 1500W BiDir

Learn More

Datasheet

15,922In Stock

Cut Tape

$0.925

$0.528

$0.403

$0.321

$0.307

Reel

$0.262

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 350V 1500W BiDir

1.5SMC350CA-H
Bourns
1: $2.20
6,787In Stock

Mfr. Part No.
1.5SMC350CA-H

Mouser Part No
652-1.5SMC350CA-H

Bourns

ESD Protection Diodes / TVS Diodes 350V 1500W BiDir

Learn More

Datasheet

6,787In Stock

Cut Tape

$2.20

$1.40

$0.921

$0.722

Reel

$0.552

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

ESD Protection Diodes / TVS Diodes DIO TVS VBR 36V 1500W BIIDIR SMC AECQ

1.5SMC36CA-Q
Bourns
1: $1.71
23,895In Stock

Mfr. Part No.
1.5SMC36CA-Q

Mouser Part No
652-1.5SMC36CA-Q

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VBR 36V 1500W BIIDIR SMC AECQ

Learn More

Datasheet

23,895In Stock

Cut Tape

$1.71

$0.842

$0.683

$0.554

Reel

$0.434

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 100V 5KW 5% UNI DO-214AB (SMC)

5.0SMDJ100A
Bourns
1: $3.37
6,471In Stock

Mfr. Part No.
5.0SMDJ100A

Mouser Part No
652-5.0SMDJ100A

Bourns

ESD Protection Diodes / TVS Diodes 100V 5KW 5% UNI DO-214AB (SMC)

Learn More

Datasheet

6,471In Stock

Cut Tape

$3.37

$1.75

$1.48

$1.12

Reel

$1.00

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes DIO TVS VWM 45V 5kW UNIDIR SMC AECQ

5.0SMDJ45A-Q
Bourns
1: $2.54
6,540In Stock

Mfr. Part No.
5.0SMDJ45A-Q

Mouser Part No
652-5.0SMDJ45A-Q

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 45V 5kW UNIDIR SMC AECQ

Learn More

Datasheet

6,540In Stock

Cut Tape

$2.54

$2.12

$1.69

$1.43

Reel

$1.14

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors AV AUTO SERIES 14V

AV14K1210401NIR1
Bourns
1: $1.14
12,368In Stock

Mfr. Part No.
AV14K1210401NIR1

Mouser Part No
652-AV14K1210401NIR1

Bourns

Varistors AV AUTO SERIES 14V

Learn More

Datasheet

12,368In Stock

Cut Tape

$1.14

$0.632

$0.468

$0.411

Reel

$0.279

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Varistors AV AUTO SERIES 14V

AV14K1812801NIR1
Bourns
1: $1.40
6,529In Stock

Mfr. Part No.
AV14K1812801NIR1

Mouser Part No
652-AV14K1812801NIR1

Bourns

Varistors AV AUTO SERIES 14V

Learn More

Datasheet

6,529In Stock

Cut Tape

$1.40

$1.02

$0.80

$0.766

Reel

$0.515

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors AVHT AUTO SERIES 20V

AV20K1210401NIR1HT
Bourns
1: $0.734
13,664In Stock

Mfr. Part No.
AV20K1210401NIR1HT

Mouser Part No
652-AV20K1210401NI1H

Bourns

Varistors AVHT AUTO SERIES 20V

Learn More

Datasheet

13,664In Stock

Cut Tape

$0.734

$0.457

$0.396

$0.367

Reel

$0.28

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

ESD Protection Diodes / TVS Diodes TVS Diode Array 12VOLT

CDNBS08-T12C
Bourns
1: $4.23
9,398In Stock

Mfr. Part No.
CDNBS08-T12C

Mouser Part No
652-CDNBS08-T12C

Bourns

ESD Protection Diodes / TVS Diodes TVS Diode Array 12VOLT

Learn More

Datasheet

9,398In Stock

Cut Tape

$4.23

$2.23

$2.01

$1.63

Reel

$1.33

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Circuit Protection Devices

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Circuit Protection Devices

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