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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 (8,097)

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Part #

Varistors 1100volts 20mm

MOV-20D112K
Bourns
1: $1.19
3,546In Stock

Mfr. Part No.
MOV-20D112K

Mouser Part No
652-MOV-20D112K

Bourns

Varistors 1100volts 20mm

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Datasheet

3,546In Stock

$1.19

$0.862

$0.779

$0.656

View

Min.: 1
Mult.: 1

Varistors 390volts 20mm

MOV-20D391KTR
Bourns
1: $0.57
5,017In Stock

Mfr. Part No.
MOV-20D391KTR

Mouser Part No
652-MOV-20D391KTR

Bourns

Varistors 390volts 20mm

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Datasheet

5,017In Stock

Cut Tape

$0.57

$0.392

$0.353

Reel

$0.319

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Varistors 750volts 20mm

MOV-20D751K
Bourns
1: $2.07
5,701In Stock

Mfr. Part No.
MOV-20D751K

Mouser Part No
652-MOV-20D751K

Bourns

Varistors 750volts 20mm

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Datasheet

5,701In Stock

$2.07

$1.28

$0.879

$0.821

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 440V 400W UniDir

P4SMA440A
Bourns
1: $0.45
13,129In Stock

Mfr. Part No.
P4SMA440A

Mouser Part No
652-P4SMA440A

Bourns

ESD Protection Diodes / TVS Diodes 440V 400W UniDir

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Datasheet

13,129In Stock

Cut Tape

$0.45

$0.354

$0.212

$0.183

Reel

$0.117

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 540V 400W BiDir

P4SMA540CA
Bourns
1: $0.60
9,309In Stock

Mfr. Part No.
P4SMA540CA

Mouser Part No
652-P4SMA540CA

Bourns

ESD Protection Diodes / TVS Diodes 540V 400W BiDir

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Datasheet

9,309In Stock

Cut Tape

$0.60

$0.445

$0.304

$0.24

Reel

$0.172

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 120V 600W BiDir

P6SMB120CA
Bourns
1: $0.13
14,980In Stock

Mfr. Part No.
P6SMB120CA

Mouser Part No
652-P6SMB120CA

Bourns

ESD Protection Diodes / TVS Diodes 120V 600W BiDir

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Datasheet

14,980In Stock

Cut Tape

$0.13

$0.114

$0.11

$0.109

Reel

$0.101

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 150V 600W BiDir

P6SMB150CA
Bourns
1: $0.57
12,876In Stock

Mfr. Part No.
P6SMB150CA

Mouser Part No
652-P6SMB150CA

Bourns

ESD Protection Diodes / TVS Diodes 150V 600W BiDir

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Datasheet

12,876In Stock

Cut Tape

$0.57

$0.416

$0.284

$0.158

Reel

$0.157

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 200V 600W BiDir

P6SMB200CA
Bourns
1: $0.54
16,807In Stock

Mfr. Part No.
P6SMB200CA

Mouser Part No
652-P6SMB200CA

Bourns

ESD Protection Diodes / TVS Diodes 200V 600W BiDir

Learn More

Datasheet

16,807In Stock

Cut Tape

$0.54

$0.416

$0.284

$0.226

Reel

$0.197

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 550V 600W BiDir

P6SMB550CA
Bourns
1: $0.71
20,130In Stock

Mfr. Part No.
P6SMB550CA

Mouser Part No
652-P6SMB550CA

Bourns

ESD Protection Diodes / TVS Diodes 550V 600W BiDir

Learn More

Datasheet

20,130In Stock

Cut Tape

$0.71

$0.488

$0.325

$0.253

Reel

$0.173

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 10kA 320V PTVS Diode Bidirectional

PTVS10-320C-TH
Bourns
1: $108.86
27In Stock

Mfr. Part No.
PTVS10-320C-TH

Mouser Part No
652-PTVS10-320C-TH

Bourns

ESD Protection Diodes / TVS Diodes 10kA 320V PTVS Diode Bidirectional

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Datasheet

27In Stock

$108.86

$93.15

Min.: 1
Mult.: 1

Surface Mount Fuses 2.5A Fast Act Prec 0603 SinglFuse

SF-0603FP250F-2
Bourns
1: $0.71
19,743In Stock

Mfr. Part No.
SF-0603FP250F-2

Mouser Part No
652-SF-0603FP250F-2

Bourns

Surface Mount Fuses 2.5A Fast Act Prec 0603 SinglFuse

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Datasheet

19,743In Stock

Cut Tape

$0.71

$0.604

$0.509

$0.423

View

Reel

$0.265

MouseReel Available

Min.: 1
Mult.: 1

Reel: 8,000

Surface Mount Fuses 1A High-inrush 0603 SinglFuse

SF-0603HI100F-2
Bourns
1: $0.74
15,553In Stock

Mfr. Part No.
SF-0603HI100F-2

Mouser Part No
652-SF-0603HI100F-2

Bourns

Surface Mount Fuses 1A High-inrush 0603 SinglFuse

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Datasheet

15,553In Stock

Cut Tape

$0.74

$0.62

$0.522

$0.434

View

Reel

$0.272

MouseReel Available

Min.: 1
Mult.: 1

Reel: 8,000

Surface Mount Fuses 5A 32V TIME DELAY

SF-0603HI500M-2
Bourns
1: $0.75
6,794In Stock

Mfr. Part No.
SF-0603HI500M-2

Mouser Part No
652-SF-0603HI500M-2

Bourns

Surface Mount Fuses 5A 32V TIME DELAY

Learn More

Datasheet

6,794In Stock

Cut Tape

$0.75

$0.636

$0.536

$0.445

View

Reel

$0.274

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Surface Mount Fuses .5A 65V TIME DELAY

SF-0603SA050M-2
Bourns
1: $1.09
8,000In Stock

Mfr. Part No.
SF-0603SA050M-2

Mouser Part No
652-SF-0603SA050M-2

Bourns

Surface Mount Fuses .5A 65V TIME DELAY

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Datasheet

8,000In Stock

Cut Tape

$1.09

$0.965

$0.801

$0.737

View

Reel

$0.454

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Surface Mount Fuses 1206 High-Inrush Multilayer 1.5A Auto

SF-1206HIA150M-2
Bourns
1: $0.88
19,289In Stock

Mfr. Part No.
SF-1206HIA150M-2

Mouser Part No
652-SF-1206HIA150M-2

Bourns

Surface Mount Fuses 1206 High-Inrush Multilayer 1.5A Auto

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Datasheet

19,289In Stock

Cut Tape

$0.88

$0.763

$0.643

$0.534

Reel

$0.362

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Surface Mount Fuses 4A Slow Blow 1206 SinglFuse

SF-1206S400M-2
Bourns
1: $0.50
6,471In Stock

Mfr. Part No.
SF-1206S400M-2

Mouser Part No
652-SF-1206S400M-2

Bourns

Surface Mount Fuses 4A Slow Blow 1206 SinglFuse

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Datasheet

6,471In Stock

Cut Tape

$0.50

$0.461

$0.403

$0.373

Reel

$0.266

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Surface Mount Fuses 15A 32V TIME DELAY

SF-1206SA1500W-2
Bourns
1: $1.16
8,031In Stock

Mfr. Part No.
SF-1206SA1500W-2

Mouser Part No
652-SF-1206SA1500W-2

Bourns

Surface Mount Fuses 15A 32V TIME DELAY

Learn More

Datasheet

8,031In Stock

Cut Tape

$1.16

$0.928

$0.768

$0.674

Reel

$0.441

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,500

Surface Mount Fuses 1.6A 110V TIME DELAY

SF-1206SA160W-2
Bourns
1: $1.08
9,854In Stock

Mfr. Part No.
SF-1206SA160W-2

Mouser Part No
652-SF-1206SA160W-2

Bourns

Surface Mount Fuses 1.6A 110V TIME DELAY

Learn More

Datasheet

9,854In Stock

Cut Tape

$1.08

$0.87

$0.72

$0.632

Reel

$0.413

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,500

Surface Mount Fuses 4A 35V TIME DELAY

SF-1206SA400M-2
Bourns
1: $0.88
14,141In Stock

Mfr. Part No.
SF-1206SA400M-2

Mouser Part No
652-SF-1206SA400M-2

Bourns

Surface Mount Fuses 4A 35V TIME DELAY

Learn More

Datasheet

14,141In Stock

Cut Tape

$0.88

$0.763

$0.643

$0.534

Reel

$0.362

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Surface Mount Fuses 3A 32V TIME DELAY

SF-1206SP300M-2
Bourns
1: $0.74
10,530In Stock

Mfr. Part No.
SF-1206SP300M-2

Mouser Part No
652-SF-1206SP300M-2

Bourns

Surface Mount Fuses 3A 32V TIME DELAY

Learn More

Datasheet

10,530In Stock

Cut Tape

$0.74

$0.62

$0.522

$0.434

Reel

$0.288

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Surface Mount Fuses 5A 32V TIME DELAY

SF-1206SP500M-2
Bourns
1: $0.63
17,643In Stock

Mfr. Part No.
SF-1206SP500M-2

Mouser Part No
652-SF-1206SP500M-2

Bourns

Surface Mount Fuses 5A 32V TIME DELAY

Learn More

Datasheet

17,643In Stock

Cut Tape

$0.63

$0.574

$0.476

$0.434

Reel

$0.288

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Surface Mount Fuses 2410 Fast-Precision Tube 0.375A

SF-2410FP0375T-2
Bourns
1: $1.68
2,706In Stock

Mfr. Part No.
SF-2410FP0375T-2

Mouser Part No
652-SF-2410FP0375T-2

Bourns

Surface Mount Fuses 2410 Fast-Precision Tube 0.375A

Learn More

Datasheet

2,706In Stock

Cut Tape

$1.68

$1.55

$1.29

$1.01

View

Reel

$0.721

Min.: 1
Mult.: 1

Reel: 2,000

Surface Mount Fuses 1.5A 250V FAST ACTING

SF-2410FPA150W-2
Bourns
1: $0.99
9,985In Stock

Mfr. Part No.
SF-2410FPA150W-2

Mouser Part No
652-SF-2410FPA150W-2

Bourns

Surface Mount Fuses 1.5A 250V FAST ACTING

Learn More

Datasheet

9,985In 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 1A 250V SinglFuse Time Lag & Low Power

SF-3812TL100T-2
Bourns
1: $1.73
1,782In Stock

Mfr. Part No.
SF-3812TL100T-2

Mouser Part No
652-SF-3812TL100T-2

Bourns

Surface Mount Fuses 1A 250V SinglFuse Time Lag & Low Power

Learn More

Datasheet

1,782In Stock

Cut Tape

$1.73

$1.60

$1.33

$1.22

Reel

$0.82

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

ESD Protection Diodes / TVS Diodes SMA6J - CA 45V

SMA6J45CA-Q
Bourns
1: $0.95
8,080In Stock

Mfr. Part No.
SMA6J45CA-Q

Mouser Part No
652-SMA6J45CA-Q

Bourns

ESD Protection Diodes / TVS Diodes SMA6J - CA 45V

Learn More

Datasheet

8,080In Stock

Cut Tape

$0.95

$0.595

$0.385

$0.295

Reel

$0.187

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Circuit Protection Devices

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Circuit Protection Devices

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