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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 SMCJ - CA 7.5V

SMCJ7.5CA-QH
Bourns
1: ¥210.9
2,979In Stock

Mfr. Part #
SMCJ7.5CA-QH

Mouser Part #
652-SMCJ7.5CA-QH

Bourns

ESD Protection Diodes / TVS Diodes SMCJ - CA 7.5V

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Datasheet

2,979In Stock

Cut Tape

¥210.9

¥131.9

¥86.7

¥67.6

Reel

¥50.5

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

ESD Protection Diodes / TVS Diodes SMCJ - CA 78V

SMCJ78CA-Q
Bourns
1: ¥210.9
9,369In Stock

Mfr. Part #
SMCJ78CA-Q

Mouser Part #
652-SMCJ78CA-Q

Bourns

ESD Protection Diodes / TVS Diodes SMCJ - CA 78V

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Datasheet

9,369In Stock

Cut Tape

¥210.9

¥131.9

¥86.7

¥67.6

Reel

¥53

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes SMCJ - A 8.5V

SMCJ8.5A-Q
Bourns
1: ¥197.7
9,991In Stock

Mfr. Part #
SMCJ8.5A-Q

Mouser Part #
652-SMCJ8.5A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMCJ - A 8.5V

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Datasheet

9,991In Stock

Cut Tape

¥197.7

¥123.1

¥80.7

¥62.5

Reel

¥48.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 14volts 5uA 129.4 Amps Uni-Dir

SMLJ14A
Bourns
1: ¥172.7
7,013In Stock

Mfr. Part #
SMLJ14A

Mouser Part #
652-SMLJ14A

Bourns

ESD Protection Diodes / TVS Diodes 14volts 5uA 129.4 Amps Uni-Dir

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Datasheet

7,013In Stock

Cut Tape

¥172.7

¥133

¥109

¥89.7

Reel

¥69.8

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MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors ZV 11V 10%

ZV11K1210401NIR1HT
Bourns
1: ¥61.5
7,956In Stock

Mfr. Part #
ZV11K1210401NIR1HT

Mouser Part #
652-ZV11K1210401NIRH

Bourns

Varistors ZV 11V 10%

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Datasheet

7,956In Stock

Cut Tape

¥61.5

¥37.5

¥32.4

¥29.9

Reel

¥23.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

ESD Protection Diodes / TVS Diodes 1.5SMC - CA 10.5V

1.5SMC6.8CA-Q
Bourns
1: ¥210.9
18,200In Stock

Mfr. Part #
1.5SMC6.8CA-Q

Mouser Part #
652-1.5SMC6.8CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 1.5SMC - CA 10.5V

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Datasheet

18,200In Stock

Cut Tape

¥210.9

¥131.9

¥86.7

¥67.6

Reel

¥53

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90volts 3E RAD GDT 6X8mm DIA

2056-09-B3LF
Bourns
1: ¥235.9
1,746In Stock

Mfr. Part #
2056-09-B3LF

Mouser Part #
652-2056-09-B3LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90volts 3E RAD GDT 6X8mm DIA

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Datasheet

1,746In Stock

¥235.9

¥217.6

¥169.4

¥163.4

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 05.5x6mm, 1200V

2089-120-BLF
Bourns
1: ¥187.7
1,431In Stock

Mfr. Part #
2089-120-BLF

Mouser Part #
652-2089-120-BLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 05.5x6mm, 1200V

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Datasheet

1,431In Stock

¥187.7

¥172.7

¥143

¥131.9

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 05.5x6mm, 1600V HV Axial GDT

2089-160-BLF
Bourns
1: ¥187.7
1,439In Stock

Mfr. Part #
2089-160-BLF

Mouser Part #
652-2089-160-BLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 05.5x6mm, 1600V HV Axial GDT

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Datasheet

1,439In Stock

¥187.7

¥172.7

¥143

¥131.9

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes DIO TVS VWM 5.0V 5kW BIDIR SMC AECQ

5.0SMDJ5.0CA-QH
Bourns
1: ¥634.5
908In Stock

Mfr. Part #
5.0SMDJ5.0CA-QH

Mouser Part #
652-5.0SMDJ5.0CA-QH

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 5.0V 5kW BIDIR SMC AECQ

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Datasheet

908In Stock

Cut Tape

¥634.5

¥415.3

¥323.9

Reel

¥272.4

¥230.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Varistors AVHT AUTO SERIES 17V

AV17K2220122NIR1HT
Bourns
1: ¥304
6,205In Stock

Mfr. Part #
AV17K2220122NIR1HT

Mouser Part #
652-AV17K2220122NI1H

Bourns

Varistors AVHT AUTO SERIES 17V

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Datasheet

6,205In Stock

Cut Tape

¥304

¥220.9

¥192.7

¥164.6

Reel

¥123.4

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Resettable Fuses - PPTC Ceramic PTC

CMF-SDP25-2
Bourns
1: ¥212.6
6,950In Stock

Mfr. Part #
CMF-SDP25-2

Mouser Part #
652-CMF-SDP25-2

Bourns

Resettable Fuses - PPTC Ceramic PTC

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Datasheet

6,950In Stock

Cut Tape

¥212.6

¥191

¥149.7

¥136.7

Reel

¥136.7

View

MouseReel Available

Min.: 1
Mult.: 1

: 350

Varistors CV 275 K 10 B L1

CV275K10BL1
Bourns
1: ¥280.7
14,267In Stock

Mfr. Part #
CV275K10BL1

Mouser Part #
652-CV275K10BL1

Bourns

Varistors CV 275 K 10 B L1

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Datasheet

14,267In Stock

¥280.7

¥172.7

¥114.3

¥106.8

View

Min.: 1
Mult.: 1

Varistors CV 300 K 14 B L1

CV300K14BL1
Bourns
1: ¥390.3
6,586In Stock

Mfr. Part #
CV300K14BL1

Mouser Part #
652-CV300K14BL1

Bourns

Varistors CV 300 K 14 B L1

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Datasheet

6,586In Stock

¥390.3

¥244.2

¥219.3

¥182.7

View

Min.: 1
Mult.: 1

Varistors CV 300Vrms 20mm Bulk L1

CV300K20BL1
Bourns
1: ¥674.4
3,856In Stock

Mfr. Part #
CV300K20BL1

Mouser Part #
652-CV300K20BL1

Bourns

Varistors CV 300Vrms 20mm Bulk L1

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Datasheet

3,856In Stock

¥674.4

¥426.9

¥365.4

¥310.6

View

Min.: 1
Mult.: 1

Varistors CV+ 275 K 7 B L1

CVQ275K7BL1
Bourns
1: ¥212.6
16,654In Stock

Mfr. Part #
CVQ275K7BL1

Mouser Part #
652-CVQ275K7BL1

Bourns

Varistors CV+ 275 K 7 B L1

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Datasheet

16,654In Stock

¥212.6

¥110.5

¥82.7

¥75.6

View

Min.: 1
Mult.: 1

Varistors CV+ 300 K 20 B L1

CVQ300K20BL1
Bourns
1: ¥431.9
5,006In Stock

Mfr. Part #
CVQ300K20BL1

Mouser Part #
652-CVQ300K20BL1

Bourns

Varistors CV+ 300 K 20 B L1

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Datasheet

5,006In Stock

¥431.9

¥322.2

¥294

¥252.5

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6V 2.0A-HD 50A SMD

MF-USML200/6-2
Bourns
1: ¥134.5
3,170In Stock

Mfr. Part #
MF-USML200/6-2

Mouser Part #
652-MF-USML200/6-2

Bourns

Resettable Fuses - PPTC 6V 2.0A-HD 50A SMD

Learn More

Datasheet

3,170In Stock

Cut Tape

¥134.5

¥102.5

¥96.2

¥72.6

View

Reel

¥47.2

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Varistors 200volts 14mm

MOV-14D201KTR
Bourns
1: ¥63.1
6,405In Stock

Mfr. Part #
MOV-14D201KTR

Mouser Part #
652-MOV-14D201KTR

Bourns

Varistors 200volts 14mm

Learn More

Datasheet

6,405In Stock

Cut Tape

¥63.1

¥38.5

¥33.2

¥30.7

Reel

¥27.4

View

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes 12V 400W UniDir

P4SMA12A
Bourns
1: ¥83.1
17,142In Stock

Mfr. Part #
P4SMA12A

Mouser Part #
652-P4SMA12A

Bourns

ESD Protection Diodes / TVS Diodes 12V 400W UniDir

Learn More

Datasheet

17,142In Stock

Cut Tape

¥83.1

¥53.3

¥31.7

¥25.1

Reel

¥16.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 18V 400W BiDir

P4SMA18CA
Bourns
1: ¥93
10,736In Stock

Mfr. Part #
P4SMA18CA

Mouser Part #
652-P4SMA18CA

Bourns

ESD Protection Diodes / TVS Diodes 18V 400W BiDir

Learn More

Datasheet

10,736In Stock

Cut Tape

¥93

¥57

¥36.2

¥28.2

Reel

¥18.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 300V 400W BiDir

P4SMA300CA
Bourns
1: ¥146.2
4,579In Stock

Mfr. Part #
P4SMA300CA

Mouser Part #
652-P4SMA300CA

Bourns

ESD Protection Diodes / TVS Diodes 300V 400W BiDir

Learn More

Datasheet

4,579In Stock

Cut Tape

¥146.2

¥90.7

¥58.8

¥45

Reel

¥29.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 33V 400W BiDir

P4SMA33CA
Bourns
1: ¥89.7
14,858In Stock

Mfr. Part #
P4SMA33CA

Mouser Part #
652-P4SMA33CA

Bourns

ESD Protection Diodes / TVS Diodes 33V 400W BiDir

Learn More

Datasheet

14,858In Stock

Cut Tape

¥89.7

¥34.9

¥26.2

¥20.9

Reel

¥14.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes DIO TVS VBR 33V 600W BIIDIR SMB AECQ

P6SMB33CA-Q
Bourns
1: ¥119.6
8,300In Stock

Mfr. Part #
P6SMB33CA-Q

Mouser Part #
652-P6SMB33CA-Q

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VBR 33V 600W BIIDIR SMB AECQ

Learn More

Datasheet

8,300In Stock

Cut Tape

¥119.6

¥57.5

¥47.2

¥35.9

Reel

¥27.4

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 91V 600W UniDir

P6SMB91A
Bourns
1: ¥86.4
10,318In Stock

Mfr. Part #
P6SMB91A

Mouser Part #
652-P6SMB91A

Bourns

ESD Protection Diodes / TVS Diodes 91V 600W UniDir

Learn More

Datasheet

10,318In Stock

Cut Tape

¥86.4

¥40.7

¥33.2

¥26.1

Reel

¥18.1

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Circuit Protection Devices

All Results (8,016)

Circuit Protection

Industrial Automation

Semiconductors

Thermal Management