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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: $0.39
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

$0.39

$0.192

$0.171

$0.104

$0.097

Reel

$0.087

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ8.5CA-Q
Bourns
1: $0.39
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

$0.39

$0.183

$0.162

$0.134

$0.104

Reel

$0.087

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes SMBJ - A 130V

SMBJ130A-Q
Bourns
1: $0.42
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

$0.42

$0.348

$0.237

$0.185

Reel

$0.127

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: $0.43
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

$0.43

$0.357

$0.243

$0.19

$0.152

Reel

$0.129

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

SMBJ200A
Bourns
1: $0.35
12,699In Stock

Mfr. Part No.
SMBJ200A

Mouser Part No
652-SMBJ200A

Bourns

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

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Datasheet

12,699In Stock

Cut Tape

$0.35

$0.317

$0.252

$0.213

Reel

$0.17

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: $0.49
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

$0.49

$0.326

$0.221

$0.173

$0.152

Reel

$0.115

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: $0.72
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

$0.72

$0.442

$0.284

$0.216

Reel

$0.136

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: $0.55
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

$0.55

$0.341

$0.217

$0.164

Reel

$0.10

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: $0.49
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

$0.49

$0.326

$0.221

$0.173

Reel

$0.117

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes SMBJ - A 7.5V

SMBJ7.5A-Q
Bourns
1: $0.60
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

Learn More

Datasheet

22,761In Stock

Cut Tape

$0.60

$0.368

$0.234

$0.195

Reel

$0.127

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: $0.40
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

$0.40

$0.254

$0.19

$0.113

Reel

$0.094

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: $0.361
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

$0.361

$0.324

$0.212

Reel

$0.212

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

SMCJ51CA
Bourns
1: $0.45
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

$0.45

$0.361

$0.25

$0.23

Reel

$0.212

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes SMCJ - A 6.5V

SMCJ6.5A-Q
Bourns
1: $1.19
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

$1.19

$0.741

$0.486

$0.376

Reel

$0.291

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: $0.40
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

$0.40

$0.322

$0.244

$0.201

$0.176

Reel

$0.171

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes SMCJ - CA 85V

SMCJ85CA-Q
Bourns
1: $1.27
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

$1.27

$0.794

$0.522

$0.407

Reel

$0.319

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: $0.561
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

$0.561

$0.551

Reel

$0.497

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

SMLJ30A
Bourns
1: $1.00
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

$1.00

$0.649

$0.399

$0.39

Reel

$0.39

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: $0.611
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

$0.611

$0.549

Reel

$0.549

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

SMLJ45A
Bourns
1: $0.65
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

$0.65

$0.511

$0.49

Reel

$0.49

$0.416

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors SV 550 K 23 B L1

SV550K23BL1
Bourns
1: $3.70
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

$3.70

$2.34

$2.14

$1.81

View

Min.: 1
Mult.: 1

Board Mount Surge Protectors Bi-directional TBU

TBU-CA040-300-WH
Bourns
1: $1.02
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

$1.02

$0.959

$0.904

$0.836

Reel

$0.815

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

TBU-DF085-100-WH
Bourns
1: $3.49
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

$3.49

$2.57

$1.80

$1.60

Reel

$1.51

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Surge Protectors Dual Unidirectional TBU Device

TBU-DT085-200-WH
Bourns
1: $1.19
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

$1.19

$1.13

$1.07

$1.02

Reel

$0.976

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

1.5SMC11CA-Q
Bourns
1: $1.27
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

$1.27

$0.794

$0.522

$0.407

Reel

$0.319

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Circuit Protection Devices

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Circuit Protection Devices

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