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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 (8,106)

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Part #

Varistors CV 300Vrms 5mm Bulk L1

CV300K5BL1
Bourns
1: $0.35
12,829In Stock

Mfr. Part No.
CV300K5BL1

Mouser Part No
652-CV300K5BL1

Bourns

Varistors CV 300Vrms 5mm Bulk L1

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Datasheet

12,829In Stock

$0.35

$0.217

$0.187

$0.173

View

Min.: 1
Mult.: 1

Varistors CV 510 K 20 B L1

CV510K20BL1
Bourns
1: $2.76
4,619In Stock

Mfr. Part No.
CV510K20BL1

Mouser Part No
652-CV510K20BL1

Bourns

Varistors CV 510 K 20 B L1

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Datasheet

4,619In Stock

$2.76

$1.73

$1.47

$1.28

View

Min.: 1
Mult.: 1

Varistors DV SERIES 150V

DV150K4032R2
Bourns
1: $0.83
6,419In Stock

Mfr. Part No.
DV150K4032R2

Mouser Part No
652-DV150K4032R2

Bourns

Varistors DV SERIES 150V

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Datasheet

6,419In Stock

Cut Tape

$0.83

$0.354

$0.352

Reel

$0.352

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Resettable Fuses - PPTC 6V 1.5A-HD 50A SMD

MF-PSML150/6-2
Bourns
1: $1.03
8,427In Stock

Mfr. Part No.
MF-PSML150/6-2

Mouser Part No
652-MF-PSML150/6-2

Bourns

Resettable Fuses - PPTC 6V 1.5A-HD 50A SMD

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Datasheet

8,427In Stock

Cut Tape

$1.03

$0.948

$0.787

$0.727

View

Reel

$0.455

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,500

Resettable Fuses - PPTC 6V 1.75A-HD 50A MAX

MF-PSML175/12-2
Bourns
1: $1.11
3,900In Stock

Mfr. Part No.
MF-PSML175/12-2

Mouser Part No
652-MF-PSML175/12-2

Bourns

Resettable Fuses - PPTC 6V 1.75A-HD 50A MAX

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Datasheet

3,900In Stock

Cut Tape

$1.11

$1.03

$0.848

$0.783

View

Reel

$0.495

Min.: 1
Mult.: 1

Reel: 4,500

Varistors 510volts 14mm

MOV-14D511KTR
Bourns
1: $0.40
9,375In Stock

Mfr. Part No.
MOV-14D511KTR

Mouser Part No
652-MOV-14D511KTR

Bourns

Varistors 510volts 14mm

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Datasheet

9,375In Stock

Cut Tape

$0.40

$0.199

$0.183

Reel

$0.173

$0.164

View

Min.: 1
Mult.: 1

Reel: 400

ESD Protection Diodes / TVS Diodes 10V 600W UniDir

P6SMB10A
Bourns
1: $0.361
19,616In Stock

Mfr. Part No.
P6SMB10A

Mouser Part No
652-P6SMB10A

Bourns

ESD Protection Diodes / TVS Diodes 10V 600W UniDir

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Datasheet

19,616In Stock

Cut Tape

$0.361

$0.211

$0.144

$0.107

$0.084

Reel

$0.08

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes P6SMB - CA 10V

P6SMB10CA-Q
Bourns
1: $0.411
32,797In Stock

Mfr. Part No.
P6SMB10CA-Q

Mouser Part No
652-P6SMB10CA-Q

Bourns

ESD Protection Diodes / TVS Diodes P6SMB - CA 10V

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Datasheet

32,797In Stock

Cut Tape

$0.411

$0.34

$0.231

$0.181

Reel

$0.155

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes P6SMB - A 150V

P6SMB150A-Q
Bourns
1: $0.70
11,742In Stock

Mfr. Part No.
P6SMB150A-Q

Mouser Part No
652-P6SMB150A-Q

Bourns

ESD Protection Diodes / TVS Diodes P6SMB - A 150V

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Datasheet

11,742In Stock

Cut Tape

$0.70

$0.429

$0.276

$0.209

Reel

$0.16

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 15V 600W BiDir

P6SMB15CA
Bourns
1: $0.11
90,322In Stock

Mfr. Part No.
P6SMB15CA

Mouser Part No
652-P6SMB15CA

Bourns

ESD Protection Diodes / TVS Diodes 15V 600W BiDir

Learn More

Datasheet

90,322In Stock

Cut Tape

$0.11

$0.101

Reel

$0.099

$0.094

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Surface Mount Fuses .5A 32V FAST ACTING

SF-0603FP050M-2
Bourns
1: $0.57
15,757In Stock

Mfr. Part No.
SF-0603FP050M-2

Mouser Part No
652-SF-0603FP050M-2

Bourns

Surface Mount Fuses .5A 32V FAST ACTING

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Datasheet

15,757In Stock

Cut Tape

$0.57

$0.507

$0.431

$0.385

View

Reel

$0.256

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6,000

Surface Mount Fuses 0603 Slow-Blow Multilayer 3.5A Auto

SF-0603SA350M-2
Bourns
1: $1.06
6,020In Stock

Mfr. Part No.
SF-0603SA350M-2

Mouser Part No
652-SF-0603SA350M-2

Bourns

Surface Mount Fuses 0603 Slow-Blow Multilayer 3.5A Auto

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Datasheet

6,020In Stock

Cut Tape

$1.06

$0.455

Reel

$0.455

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Surface Mount Fuses 12A Slow Blow 1206 SinglFuse

SF-1206S1200W-2
Bourns
1: $1.06
12,555In Stock

Mfr. Part No.
SF-1206S1200W-2

Mouser Part No
652-SF-1206S1200W-2

Bourns

Surface Mount Fuses 12A Slow Blow 1206 SinglFuse

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Datasheet

12,555In Stock

Cut Tape

$1.06

$0.685

$0.511

$0.472

$0.469

Reel

$0.469

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,500

Surface Mount Fuses 6A Slow Blow 1206 SinglFuse

SF-1206S600M-2
Bourns
1: $0.59
17,428In Stock

Mfr. Part No.
SF-1206S600M-2

Mouser Part No
652-SF-1206S600M-2

Bourns

Surface Mount Fuses 6A Slow Blow 1206 SinglFuse

Learn More

Datasheet

17,428In Stock

Cut Tape

$0.59

$0.536

$0.445

$0.40

Reel

$0.266

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Surface Mount Fuses 5A 32V SLOW BLOW

SF-1206SA500W-2
Bourns
1: $1.08
8,905In Stock

Mfr. Part No.
SF-1206SA500W-2

Mouser Part No
652-SF-1206SA500W-2

Bourns

Surface Mount Fuses 5A 32V SLOW BLOW

Learn More

Datasheet

8,905In Stock

Cut Tape

$1.08

$0.87

$0.72

$0.633

Reel

$0.413

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,500

Surface Mount Fuses 3A 125V FAST ACTING

SF-2410FP300W-2
Bourns
1: $0.85
8,944In Stock

Mfr. Part No.
SF-2410FP300W-2

Mouser Part No
652-SF-2410FP300W-2

Bourns

Surface Mount Fuses 3A 125V FAST ACTING

Learn More

Datasheet

8,944In Stock

Cut Tape

$0.85

$0.733

$0.616

$0.511

Reel

$0.377

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Surface Mount Fuses 2410 Fast-Precision Wire 3.5A Auto

SF-2410FPA350W-2
Bourns
1: $0.99
9,563In Stock

Mfr. Part No.
SF-2410FPA350W-2

Mouser Part No
652-SF-2410FPA350W-2

Bourns

Surface Mount Fuses 2410 Fast-Precision Wire 3.5A Auto

Learn More

Datasheet

9,563In Stock

Cut Tape

$0.99

$0.783

$0.648

$0.576

Reel

$0.372

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Surface Mount Fuses 0.75A 250V SinglFuse Time Lag & Low Power

SF-3812TL075T-2
Bourns
1: $1.73
3,506In Stock

Mfr. Part No.
SF-3812TL075T-2

Mouser Part No
652-SF-3812TL075T-2

Bourns

Surface Mount Fuses 0.75A 250V SinglFuse Time Lag & Low Power

Learn More

Datasheet

3,506In Stock

Cut Tape

$1.73

$1.60

$1.33

$1.23

View

Reel

$0.806

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

ESD Protection Diodes / TVS Diodes DIO TVS VWM 24V 600W BIDIR SMA AECQ

SMA6J24CA-Q
Bourns
1: $0.47
71,733In Stock

Mfr. Part No.
SMA6J24CA-Q

Mouser Part No
652-SMA6J24CA-Q

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 24V 600W BIDIR SMA AECQ

Learn More

Datasheet

71,733In Stock

Cut Tape

$0.47

$0.315

$0.213

$0.191

Reel

$0.121

View

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes SMA6J - CA 85V

SMA6J85CA
Bourns
1: $0.85
8,418In Stock

Mfr. Part No.
SMA6J85CA

Mouser Part No
652-SMA6J85CA

Bourns

ESD Protection Diodes / TVS Diodes SMA6J - CA 85V

Learn More

Datasheet

8,418In Stock

Cut Tape

$0.85

$0.526

$0.34

$0.261

View

Reel

$0.165

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes SMA6J - CA 90V

SMA6J90CA
Bourns
1: $0.85
16,739In Stock

Mfr. Part No.
SMA6J90CA

Mouser Part No
652-SMA6J90CA

Bourns

ESD Protection Diodes / TVS Diodes SMA6J - CA 90V

Learn More

Datasheet

16,739In Stock

Cut Tape

$0.85

$0.526

$0.34

$0.261

Reel

$0.166

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 40volts 400W 5% Uni-Dir. AEC-Q101

SMAJ40A-Q
Bourns
1: $0.39
14,965In Stock

Mfr. Part No.
SMAJ40A-Q

Mouser Part No
652-SMAJ40A-Q

Bourns

ESD Protection Diodes / TVS Diodes 40volts 400W 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

14,965In Stock

Cut Tape

$0.39

$0.265

$0.179

$0.14

$0.105

Reel

$0.087

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 48volts 400W 5% Bi-Dir. AEC-Q101

SMAJ48CA-Q
Bourns
1: $0.44
19,945In Stock

Mfr. Part No.
SMAJ48CA-Q

Mouser Part No
652-SMAJ48CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 48volts 400W 5% Bi-Dir. AEC-Q101

Learn More

Datasheet

19,945In Stock

Cut Tape

$0.44

$0.294

$0.199

$0.155

Reel

$0.113

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes SMBJ - CA 100V

SMBJ100CA-Q
Bourns
1: $0.57
60,731In Stock

Mfr. Part No.
SMBJ100CA-Q

Mouser Part No
652-SMBJ100CA-Q

Bourns

ESD Protection Diodes / TVS Diodes SMBJ - CA 100V

Learn More

Datasheet

60,731In Stock

Cut Tape

$0.57

$0.454

$0.311

$0.245

$0.216

Reel

$0.17

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes SMBJ - A 110V

SMBJ110A-Q
Bourns
1: $0.70
58,557In Stock

Mfr. Part No.
SMBJ110A-Q

Mouser Part No
652-SMBJ110A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMBJ - A 110V

Learn More

Datasheet

58,557In Stock

Cut Tape

$0.70

$0.429

$0.276

$0.209

Reel

$0.16

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Circuit Protection Devices

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Circuit Protection Devices

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