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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 16V 1500W UniDir

1.5SMC16A
Bourns
1: $0.925
16,366In Stock

Mfr. Part No.
1.5SMC16A

Mouser Part No
652-1.5SMC16A

Bourns

ESD Protection Diodes / TVS Diodes 16V 1500W UniDir

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Datasheet

16,366In Stock

Cut Tape

$0.925

$0.551

$0.427

$0.329

Reel

$0.276

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 350volts SMT GDT 4X4.2mm DIA

2053-35-SM-RPLF
Bourns
1: $1.01
4,300In Stock

Mfr. Part No.
2053-35-SM-RPLF

Mouser Part No
652-2053-35-SM-RPLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 350volts SMT GDT 4X4.2mm DIA

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Datasheet

4,300In Stock

Cut Tape

$1.01

$0.926

$0.768

$0.709

Reel

$0.454

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,700

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2000V LEADED GDT 11.8x17.5mm DIA

2097-200-DLF
Bourns
1: $28.55
128In Stock

Mfr. Part No.
2097-200-DLF

Mouser Part No
652-2097-200-DLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2000V LEADED GDT 11.8x17.5mm DIA

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Datasheet

128In Stock

$28.55

$23.68

$21.46

$16.86

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 45V 5KW 5% UNI DO-214AB (SMC)

5.0SMDJ45A
Bourns
1: $3.18
6,422In Stock

Mfr. Part No.
5.0SMDJ45A

Mouser Part No
652-5.0SMDJ45A

Bourns

ESD Protection Diodes / TVS Diodes 45V 5KW 5% UNI DO-214AB (SMC)

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Datasheet

6,422In Stock

Cut Tape

$3.18

$1.67

$1.40

$1.18

Reel

$0.949

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 5.0SMDJ - A 60V

5.0SMDJ60A-Q
Bourns
1: $2.54
3,659In Stock

Mfr. Part No.
5.0SMDJ60A-Q

Mouser Part No
652-5.0SMDJ60A-Q

Bourns

ESD Protection Diodes / TVS Diodes 5.0SMDJ - A 60V

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Datasheet

3,659In Stock

Cut Tape

$2.54

$1.89

$1.60

$1.39

Reel

$1.14

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors AV AUTO SERIES 14V

AV14K2220122NIR1
Bourns
1: $1.90
8,251In Stock

Mfr. Part No.
AV14K2220122NIR1

Mouser Part No
652-AV14K2220122NIR1

Bourns

Varistors AV AUTO SERIES 14V

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Datasheet

8,251In Stock

Cut Tape

$1.90

$1.39

$1.25

$1.11

Reel

$0.947

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors AV AUTO SERIES 30V

AV30K1210401NIR1
Bourns
1: $0.558
20,572In Stock

Mfr. Part No.
AV30K1210401NIR1

Mouser Part No
652-AV30K1210401NIR1

Bourns

Varistors AV AUTO SERIES 30V

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Datasheet

20,572In Stock

Cut Tape

$0.558

$0.35

$0.302

$0.28

Reel

$0.242

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

ESD Protection Diodes / TVS Diodes SO-8 3.3V 500W Low Capacitance

CDNBS08-SRDA3.3-4
Bourns
1: $2.19
9,357In Stock

Mfr. Part No.
CDNBS08-SRDA3.3-4

Mouser Part No
652-CDNBS08SRDA3.3-4

Bourns

ESD Protection Diodes / TVS Diodes SO-8 3.3V 500W Low Capacitance

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Datasheet

9,357In Stock

Cut Tape

$2.19

$1.60

$1.35

Reel

$1.24

$1.02

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

ESD Protection Diodes / TVS Diodes 24V Peak SOT-23 Diode Array

CDSOT23-T24LC
Bourns
1: $1.14
30,362In Stock

Mfr. Part No.
CDSOT23-T24LC

Mouser Part No
652-CDSOT23-T24LC

Bourns

ESD Protection Diodes / TVS Diodes 24V Peak SOT-23 Diode Array

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Datasheet

30,362In Stock

Cut Tape

$1.14

$0.56

$0.456

$0.35

Reel

$0.269

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors 5VDC 0.2pF 0201

CG0201MLC-05H
Bourns
1: $0.34
27,025In Stock

Mfr. Part No.
CG0201MLC-05H

Mouser Part No
652-CG0201MLC-05H

Bourns

Varistors 5VDC 0.2pF 0201

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Datasheet

27,025In Stock

Cut Tape

$0.34

$0.203

$0.174

$0.159

View

Reel

$0.126

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

Varistors 18VDC 80V-CLAMP 9PF

CG0402MLE-18G
Bourns
1: $0.245
167,176In Stock

Mfr. Part No.
CG0402MLE-18G

Mouser Part No
652-CG0402MLE-18G

Bourns

Varistors 18VDC 80V-CLAMP 9PF

Datasheet

167,176In Stock

Cut Tape

$0.245

$0.146

$0.124

$0.113

View

Reel

$0.084

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Resettable Fuses - PPTC RESETTABLE FUSE 230VOLT 25OHM

CMF-RL25-0
Bourns
1: $0.87
11,620In Stock

Mfr. Part No.
CMF-RL25-0

Mouser Part No
652-CMF-RL25-0

Bourns

Resettable Fuses - PPTC RESETTABLE FUSE 230VOLT 25OHM

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Datasheet

11,620In Stock

$0.87

$0.792

$0.658

$0.607

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC Ceramic PTC

CMF-SDP07-2
Bourns
1: $1.74
5,848In Stock

Mfr. Part No.
CMF-SDP07-2

Mouser Part No
652-CMF-SDP07-2

Bourns

Resettable Fuses - PPTC Ceramic PTC

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Datasheet

5,848In Stock

Cut Tape

$1.74

$1.54

$1.15

$1.12

Reel

$1.02

View

MouseReel Available

Min.: 1
Mult.: 1

: 350

Varistors CV 275 K 7 B L1

CV275K7BL1
Bourns
1: $0.857
15,163In Stock

Mfr. Part No.
CV275K7BL1

Mouser Part No
652-CV275K7BL1

Bourns

Varistors CV 275 K 7 B L1

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Datasheet

15,163In Stock

$0.857

$0.545

$0.476

$0.344

View

Min.: 1
Mult.: 1

Varistors DV SERIES 230V

DV230K4032R2
Bourns
1: $1.62
10,504In Stock

Mfr. Part No.
DV230K4032R2

Mouser Part No
652-DV230K4032R2

Bourns

Varistors DV SERIES 230V

Learn More

Datasheet

10,504In Stock

Cut Tape

$1.62

$1.06

$0.936

$0.876

Reel

$0.748

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Varistors IsoMOV 8KA 555Vrms Bulk In-Line

IsoM8-555-B-L2
Bourns
1: $4.00
1,954In Stock

Mfr. Part No.
IsoM8-555-B-L2

Mouser Part No
652-ISOM8-555-B-L2

Bourns

Varistors IsoMOV 8KA 555Vrms Bulk In-Line

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Datasheet

1,954In Stock

$4.00

$2.53

$2.00

$1.63

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 30V 3.5A-HD 100A MAX

MF-S350
Bourns
1: $0.83
10,615In Stock

Mfr. Part No.
MF-S350

Mouser Part No
652-MFS350

Bourns

Resettable Fuses - PPTC 30V 3.5A-HD 100A MAX

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Datasheet

10,615In Stock

$0.83

$0.759

$0.63

$0.581

View

Min.: 1
Mult.: 1

Varistors 1100volts 14mm

MOV-14D112K
Bourns
1: $0.884
5,323In Stock

Mfr. Part No.
MOV-14D112K

Mouser Part No
652-MOV-14D112K

Bourns

Varistors 1100volts 14mm

Learn More

Datasheet

5,323In Stock

$0.884

$0.556

$0.486

$0.438

View

Min.: 1
Mult.: 1

Varistors 220volts 20mm

MOV-20D221KTR
Bourns
1: $1.02
6,955In Stock

Mfr. Part No.
MOV-20D221KTR

Mouser Part No
652-MOV-20D221KTR

Bourns

Varistors 220volts 20mm

Learn More

Datasheet

6,955In Stock

Cut Tape

$1.02

$0.649

$0.567

Reel

$0.528

$0.492

View

Min.: 1
Mult.: 1

: 250

ESD Protection Diodes / TVS Diodes 400V 400W BiDir

P4SMA400CA
Bourns
1: $1.20
8,278In Stock

Mfr. Part No.
P4SMA400CA

Mouser Part No
652-P4SMA400CA

Bourns

ESD Protection Diodes / TVS Diodes 400V 400W BiDir

Learn More

Datasheet

8,278In Stock

Cut Tape

$1.20

$0.583

$0.481

$0.369

Reel

$0.257

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes P6SMB - CA 100V

P6SMB100CA-Q
Bourns
1: $1.02
16,581In Stock

Mfr. Part No.
P6SMB100CA-Q

Mouser Part No
652-P6SMB100CA-Q

Bourns

ESD Protection Diodes / TVS Diodes P6SMB - CA 100V

Learn More

Datasheet

16,581In Stock

Cut Tape

$1.02

$0.499

$0.403

$0.307

Reel

$0.237

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 13V 600W UniDir

P6SMB13A
Bourns
1: $0.435
16,428In Stock

Mfr. Part No.
P6SMB13A

Mouser Part No
652-P6SMB13A

Bourns

ESD Protection Diodes / TVS Diodes 13V 600W UniDir

Learn More

Datasheet

16,428In Stock

Cut Tape

$0.435

$0.23

$0.194

$0.158

Reel

$0.135

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes DIO TVS VBR 24V 600W UNIDIR SMB AECQ

P6SMB24A-Q
Bourns
1: $0.898
21,335In Stock

Mfr. Part No.
P6SMB24A-Q

Mouser Part No
652-P6SMB24A-Q

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VBR 24V 600W UNIDIR SMB AECQ

Learn More

Datasheet

21,335In Stock

Cut Tape

$0.898

$0.431

$0.354

$0.287

Reel

$0.204

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 300V 600W UniDir

P6SMB300A
Bourns
1: $1.16
12,102In Stock

Mfr. Part No.
P6SMB300A

Mouser Part No
652-P6SMB300A

Bourns

ESD Protection Diodes / TVS Diodes 300V 600W UniDir

Learn More

Datasheet

12,102In Stock

Cut Tape

$1.16

$0.713

$0.46

$0.351

Reel

$0.241

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 350V 600W UniDir

P6SMB350A
Bourns
1: $1.16
15,119In Stock

Mfr. Part No.
P6SMB350A

Mouser Part No
652-P6SMB350A

Bourns

ESD Protection Diodes / TVS Diodes 350V 600W UniDir

Learn More

Datasheet

15,119In Stock

Cut Tape

$1.16

$0.551

$0.46

$0.351

Reel

$0.269

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Circuit Protection Devices

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Circuit Protection Devices

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