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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 #

ESD Protection Diodes / TVS Diodes 64volts 5uA 3.9 Amps Bi-Dir

SMAJ64CA
Bourns
1: $0.542
33,424In Stock

Mfr. Part No.
SMAJ64CA

Mouser Part No
652-SMAJ64CA

Bourns

ESD Protection Diodes / TVS Diodes 64volts 5uA 3.9 Amps Bi-Dir

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Datasheet

33,424In Stock

Cut Tape

$0.542

$0.267

$0.238

$0.145

$0.135

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 8.5V 400W 5% BiDirectional

SMAJ8.5CA-Q
Bourns
1: $0.542
27,986In Stock

Mfr. Part No.
SMAJ8.5CA-Q

Mouser Part No
652-SMAJ8.5CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 8.5V 400W 5% BiDirectional

Learn More

Datasheet

27,986In Stock

Cut Tape

$0.542

$0.254

$0.225

$0.186

$0.143

Reel

$0.115

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes SMBJ - A 130V

SMBJ130A-Q
Bourns
1: $0.584
49,404In Stock

Mfr. Part No.
SMBJ130A-Q

Mouser Part No
652-SMBJ130A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMBJ - A 130V

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Datasheet

49,404In Stock

Cut Tape

$0.584

$0.484

$0.329

$0.257

Reel

$0.177

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 13volts 600W 5% Bi-Dir. AEC-Q101

SMBJ13CA-Q
Bourns
1: $0.598
10,909In Stock

Mfr. Part No.
SMBJ13CA-Q

Mouser Part No
652-SMBJ13CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 13volts 600W 5% Bi-Dir. AEC-Q101

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Datasheet

10,909In Stock

Cut Tape

$0.598

$0.496

$0.338

$0.264

Reel

$0.172

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 200volts 1uA 1 Amps Uni-Dir

SMBJ200A
Bourns
1: $0.487
12,699In Stock

Mfr. Part No.
SMBJ200A

Mouser Part No
652-SMBJ200A

Bourns

ESD Protection Diodes / TVS Diodes 200volts 1uA 1 Amps Uni-Dir

Learn More

Datasheet

12,699In Stock

Cut Tape

$0.487

$0.441

$0.35

$0.296

Reel

$0.229

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 20volts 600W 5% Uni-Dir. AEC-Q101

SMBJ20A-Q
Bourns
1: $0.681
14,370In Stock

Mfr. Part No.
SMBJ20A-Q

Mouser Part No
652-SMBJ20A-Q

Bourns

ESD Protection Diodes / TVS Diodes 20volts 600W 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

14,370In Stock

Cut Tape

$0.681

$0.453

$0.307

$0.24

Reel

$0.16

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 28volts 5uA 13.2 Amps Bi-Dir

SMBJ28CA-H
Bourns
1: $1.00
10,536In Stock

Mfr. Part No.
SMBJ28CA-H

Mouser Part No
652-SMBJ28CA-H

Bourns

ESD Protection Diodes / TVS Diodes 28volts 5uA 13.2 Amps Bi-Dir

Learn More

Datasheet

10,536In Stock

Cut Tape

$1.00

$0.614

$0.395

$0.30

Reel

$0.189

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 12,000

ESD Protection Diodes / TVS Diodes 54volts 5uA 6.9 Amps Bi-Dir

SMBJ54CA
Bourns
1: $0.765
23,500In Stock

Mfr. Part No.
SMBJ54CA

Mouser Part No
652-SMBJ54CA

Bourns

ESD Protection Diodes / TVS Diodes 54volts 5uA 6.9 Amps Bi-Dir

Learn More

Datasheet

23,500In Stock

Cut Tape

$0.765

$0.474

$0.302

$0.228

Reel

$0.139

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 58volts 600W 5% Uni-Dir. AEC-Q101

SMBJ58A-Q
Bourns
1: $0.681
16,923In Stock

Mfr. Part No.
SMBJ58A-Q

Mouser Part No
652-SMBJ58A-Q

Bourns

ESD Protection Diodes / TVS Diodes 58volts 600W 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

16,923In Stock

Cut Tape

$0.681

$0.453

$0.307

$0.24

Reel

$0.163

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes SMBJ - A 7.5V

SMBJ7.5A-Q
Bourns
1: $0.834
22,761In Stock

Mfr. Part No.
SMBJ7.5A-Q

Mouser Part No
652-SMBJ7.5A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMBJ - A 7.5V

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Datasheet

22,761In Stock

Cut Tape

$0.834

$0.51

$0.325

$0.271

Reel

$0.177

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 85volts 5uA 4.4 Amps Bi-Dir

SMBJ85CA
Bourns
1: $0.556
19,255In Stock

Mfr. Part No.
SMBJ85CA

Mouser Part No
652-SMBJ85CA

Bourns

ESD Protection Diodes / TVS Diodes 85volts 5uA 4.4 Amps Bi-Dir

Learn More

Datasheet

19,255In Stock

Cut Tape

$0.556

$0.353

$0.264

$0.157

Reel

$0.131

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 14volts 5uA 64.7 Amps Bi-Dir

SMCJ14CA
Bourns
1: $0.50
8,379In Stock

Mfr. Part No.
SMCJ14CA

Mouser Part No
652-SMCJ14CA

Bourns

ESD Protection Diodes / TVS Diodes 14volts 5uA 64.7 Amps Bi-Dir

Learn More

Datasheet

8,379In Stock

Cut Tape

$0.50

$0.45

$0.295

Reel

$0.282

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 51volts 5uA 18.2 Amps Bi-Dir

SMCJ51CA
Bourns
1: $0.626
15,184In Stock

Mfr. Part No.
SMCJ51CA

Mouser Part No
652-SMCJ51CA

Bourns

ESD Protection Diodes / TVS Diodes 51volts 5uA 18.2 Amps Bi-Dir

Learn More

Datasheet

15,184In Stock

Cut Tape

$0.626

$0.502

$0.348

$0.32

Reel

$0.293

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes SMCJ - A 6.5V

SMCJ6.5A-Q
Bourns
1: $1.65
10,879In Stock

Mfr. Part No.
SMCJ6.5A-Q

Mouser Part No
652-SMCJ6.5A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMCJ - A 6.5V

Learn More

Datasheet

10,879In Stock

Cut Tape

$1.65

$1.03

$0.676

$0.523

Reel

$0.404

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 78volts 5uA 11.4 Amps Uni-Dir

SMCJ78A
Bourns
1: $0.556
14,597In Stock

Mfr. Part No.
SMCJ78A

Mouser Part No
652-SMCJ78A

Bourns

ESD Protection Diodes / TVS Diodes 78volts 5uA 11.4 Amps Uni-Dir

Learn More

Datasheet

14,597In Stock

Cut Tape

$0.556

$0.448

$0.339

$0.279

$0.243

Reel

$0.227

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes SMCJ - CA 85V

SMCJ85CA-Q
Bourns
1: $1.77
22,817In Stock

Mfr. Part No.
SMCJ85CA-Q

Mouser Part No
652-SMCJ85CA-Q

Bourns

ESD Protection Diodes / TVS Diodes SMCJ - CA 85V

Learn More

Datasheet

22,817In Stock

Cut Tape

$1.77

$1.10

$0.726

$0.566

Reel

$0.443

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 22volts 3kW 5% Uni-Dir. AEC-Q101

SMLJ22A-Q
Bourns
1: $0.778
2,975In Stock

Mfr. Part No.
SMLJ22A-Q

Mouser Part No
652-SMLJ22A-Q

Bourns

ESD Protection Diodes / TVS Diodes 22volts 3kW 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

2,975In Stock

Cut Tape

$0.778

$0.766

Reel

$0.649

$0.626

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 30volts 5uA 62 Amps Uni-Dir

SMLJ30A
Bourns
1: $1.39
4,912In Stock

Mfr. Part No.
SMLJ30A

Mouser Part No
652-SMLJ30A

Bourns

ESD Protection Diodes / TVS Diodes 30volts 5uA 62 Amps Uni-Dir

Learn More

Datasheet

4,912In Stock

Cut Tape

$1.39

$0.902

$0.555

$0.542

Reel

$0.521

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 36volts 3kW 5% Bi-Dir. AEC-Q101

SMLJ36CA-Q
Bourns
1: $0.848
5,678In Stock

Mfr. Part No.
SMLJ36CA-Q

Mouser Part No
652-SMLJ36CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 36volts 3kW 5% Bi-Dir. AEC-Q101

Learn More

Datasheet

5,678In Stock

Cut Tape

$0.848

$0.742

Reel

$0.695

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 45volts 5uA 41.2 Amps Uni-Dir

SMLJ45A
Bourns
1: $0.904
5,301In Stock

Mfr. Part No.
SMLJ45A

Mouser Part No
652-SMLJ45A

Bourns

ESD Protection Diodes / TVS Diodes 45volts 5uA 41.2 Amps Uni-Dir

Learn More

Datasheet

5,301In Stock

Cut Tape

$0.904

$0.709

$0.681

Reel

$0.681

$0.556

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors SV 550 K 23 B L1

SV550K23BL1
Bourns
1: $5.14
2,585In Stock

Mfr. Part No.
SV550K23BL1

Mouser Part No
652-SV550K23BL1

Bourns

Varistors SV 550 K 23 B L1

Learn More

Datasheet

2,585In Stock

$5.14

$3.25

$2.97

$2.52

View

Min.: 1
Mult.: 1

Board Mount Surge Protectors Bi-directional TBU

TBU-CA040-300-WH
Bourns
1: $1.42
1,874In Stock

Mfr. Part No.
TBU-CA040-300-WH

Mouser Part No
652-TBU-CA040-300-WH

Bourns

Board Mount Surge Protectors Bi-directional TBU

Learn More

Datasheet

1,874In Stock

Cut Tape

$1.42

$1.33

$1.26

$1.16

Reel

$1.09

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Surge Protectors I- (TRIGGER)100MA 850V(I

TBU-DF085-100-WH
Bourns
1: $4.85
7,931In Stock

Mfr. Part No.
TBU-DF085-100-WH

Mouser Part No
652-TBU-DF085-100-WH

Bourns

Board Mount Surge Protectors I- (TRIGGER)100MA 850V(I

Learn More

Datasheet

7,931In Stock

Cut Tape

$4.85

$3.57

$2.50

$2.24

$2.22

Reel

$1.82

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Surge Protectors Dual Unidirectional TBU Device

TBU-DT085-200-WH
Bourns
1: $1.65
8,319In Stock

Mfr. Part No.
TBU-DT085-200-WH

Mouser Part No
652-TBU-DT085-200-WH

Bourns

Board Mount Surge Protectors Dual Unidirectional TBU Device

Learn More

Datasheet

8,319In Stock

Cut Tape

$1.65

$1.57

$1.49

$1.42

Reel

$1.36

Quote

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 1.5SMC - CA 20.3V

1.5SMC11CA-Q
Bourns
1: $1.77
37,353In Stock

Mfr. Part No.
1.5SMC11CA-Q

Mouser Part No
652-1.5SMC11CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 1.5SMC - CA 20.3V

Learn More

Datasheet

37,353In Stock

Cut Tape

$1.77

$1.10

$0.726

$0.566

Reel

$0.443

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Circuit Protection Devices

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Circuit Protection Devices

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