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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 #

Board Mount Surge Protectors Dual Unidirectional TBU Device

TBU-DT085-300-WH
Bourns
1: ¥383.7
9,041In Stock

Mfr. Part #
TBU-DT085-300-WH

Mouser Part #
652-TBU-DT085-300-WH

Bourns

Board Mount Surge Protectors Dual Unidirectional TBU Device

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Datasheet

9,041In Stock

Cut Tape

¥383.7

¥335.5

¥232.5

¥187.7

Reel

¥145.2

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SCRs Dual P Gate Forward Conducting

TISP61089HDMR-S
Bourns
1: ¥700.9
12,036In Stock

Mfr. Part #
TISP61089HDMR-S

Mouser Part #
652-TISP61089HDMR-S

Bourns

SCRs Dual P Gate Forward Conducting

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Datasheet

Product Comments

12,036In Stock

Cut Tape

¥700.9

¥460.1

¥323.9

¥269.1

¥259.1

Reel

¥254.1

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Varistors 38 VDC .1J 77V-CL 160PF

ZV30K0603300NIR1HT
Bourns
1: ¥28.2
36,596In Stock

Mfr. Part #
ZV30K0603300NIR1HT

Mouser Part #
652-ZV30K0603300NIRH

Bourns

Varistors 38 VDC .1J 77V-CL 160PF

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Datasheet

36,596In Stock

Cut Tape

¥28.2

¥17.4

¥14.8

¥13.6

Reel

¥11.1

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,500

Varistors ZV 35V 10%

ZV35K1812601NIR1
Bourns
1: ¥126.2
5,485In Stock

Mfr. Part #
ZV35K1812601NIR1

Mouser Part #
652-ZV35K1812601NIR1

Bourns

Varistors ZV 35V 10%

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Datasheet

5,485In Stock

Cut Tape

¥126.2

¥80.7

¥70.6

¥65.8

Reel

¥60.5

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors ZV 50V 10%

ZV50K2220801NIR1HT
Bourns
1: ¥234.2
5,297In Stock

Mfr. Part #
ZV50K2220801NIR1HT

Mouser Part #
652-ZV50K2220801NIRH

Bourns

Varistors ZV 50V 10%

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Datasheet

5,297In Stock

Cut Tape

¥234.2

¥184.4

¥167.8

¥148.3

Reel

¥123.4

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Automotive Fuses POWrFuse TH 275Vac 500Vdc 50A

PF-KT1-50
Bourns
1: ¥5,017.9
300In Stock

Mfr. Part #
PF-KT1-50

Mouser Part #
652-PF-KT1-50

Bourns

Automotive Fuses POWrFuse TH 275Vac 500Vdc 50A

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Datasheet

300In Stock

¥5,017.9

¥3,770.5

¥3,423.3

¥3,162.5

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 20 kA, 15 V bidirectional PTVS Diode in DFN

PTVS20-015C-H
Bourns
1: ¥3,250.6
155In Stock

Mfr. Part #
PTVS20-015C-H

Mouser Part #
652-PTVS20-015C-H

Bourns

ESD Protection Diodes / TVS Diodes 20 kA, 15 V bidirectional PTVS Diode in DFN

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Datasheet

155In Stock

Cut Tape

¥3,250.6

¥2,413.4

¥2,006.5

¥1,868.6

Reel

¥1,868.6

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

ESD Protection Diodes / TVS Diodes DIO TVS VRWM 28V 1500W BIDIR SMB 7" REEL

1.5SMBJ28CA-H
Bourns
1: ¥184.4
6,982In Stock

Mfr. Part #
1.5SMBJ28CA-H

Mouser Part #
652-1.5SMBJ28CA-H

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VRWM 28V 1500W BIDIR SMB 7" REEL

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Datasheet

6,982In Stock

Cut Tape

¥184.4

¥79.1

¥67.1

Reel

¥53.5

¥46

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes DIO TVS VRWM 33V 1500W UNIDIR SMB 7" REEL

1.5SMBJ33A-H
Bourns
1: ¥182.7
6,403In Stock

Mfr. Part #
1.5SMBJ33A-H

Mouser Part #
652-1.5SMBJ33A-H

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VRWM 33V 1500W UNIDIR SMB 7" REEL

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Datasheet

6,403In Stock

Cut Tape

¥182.7

¥75.6

¥66.8

Reel

¥53.2

¥45.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes 10V 1500W UniDir

1.5SMC10A
Bourns
1: ¥144.5
12,037In Stock

Mfr. Part #
1.5SMC10A

Mouser Part #
652-1.5SMC10A

Bourns

ESD Protection Diodes / TVS Diodes 10V 1500W UniDir

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Datasheet

12,037In Stock

Cut Tape

¥144.5

¥90

¥58.3

¥44.7

Reel

¥34.5

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 15V 1500W UniDir

1.5SMC15A
Bourns
1: ¥103
11,141In Stock

Mfr. Part #
1.5SMC15A

Mouser Part #
652-1.5SMC15A

Bourns

ESD Protection Diodes / TVS Diodes 15V 1500W UniDir

Learn More

Datasheet

11,141In Stock

Cut Tape

¥103

¥56.3

¥43

¥35.7

Reel

¥27.7

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 250V 1500W BiDir

1.5SMC250CA
Bourns
1: ¥230.9
13,541In Stock

Mfr. Part #
1.5SMC250CA

Mouser Part #
652-1.5SMC250CA

Bourns

ESD Protection Diodes / TVS Diodes 250V 1500W BiDir

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Datasheet

13,541In Stock

Cut Tape

¥230.9

¥86

¥74.7

¥63.3

Reel

¥54.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 36V 1500W UniDir

1.5SMC36A
Bourns
1: ¥101.3
14,659In Stock

Mfr. Part #
1.5SMC36A

Mouser Part #
652-1.5SMC36A

Bourns

ESD Protection Diodes / TVS Diodes 36V 1500W UniDir

Learn More

Datasheet

14,659In Stock

Cut Tape

¥101.3

¥53.7

¥46.7

¥37.7

Reel

¥30.7

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 550V 1500W BiDir

1.5SMC550CA
Bourns
1: ¥230.9
14,783In Stock

Mfr. Part #
1.5SMC550CA

Mouser Part #
652-1.5SMC550CA

Bourns

ESD Protection Diodes / TVS Diodes 550V 1500W BiDir

Learn More

Datasheet

14,783In Stock

Cut Tape

¥230.9

¥116.8

¥96.5

¥75.6

Reel

¥57.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 420volts

2051-42-SM-RPLF
Bourns
1: ¥111.3
4,623In Stock

Mfr. Part #
2051-42-SM-RPLF

Mouser Part #
652-2051-42-SM-RPLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 420volts

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Datasheet

4,623In Stock

Cut Tape

¥111.3

¥104.5

¥95.2

¥86.4

Reel

¥56.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

ESD Protection Diodes / TVS Diodes DIO TVS VWM 54V 5kW BIDIR SMC AECQ

5.0SMDJ54CA-QH
Bourns
1: ¥634.5
1,398In Stock

Mfr. Part #
5.0SMDJ54CA-QH

Mouser Part #
652-5.0SMDJ54CA-QH

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 54V 5kW BIDIR SMC AECQ

Learn More

Datasheet

1,398In Stock

Cut Tape

¥634.5

¥415.3

¥323.9

Reel

¥272.4

¥230.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Varistors CHIP GUARD

CG1206MLC-12E
Bourns
1: ¥122.9
8,841In Stock

Mfr. Part #
CG1206MLC-12E

Mouser Part #
652-CG1206MLC-12E

Bourns

Varistors CHIP GUARD

Learn More

Datasheet

8,841In Stock

Cut Tape

¥122.9

¥78.7

¥68.9

¥64.3

Reel

¥52.7

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Varistors IsoMOV 5KA 320Vrms Bulk In-Line

IsoM5-320-B-L2
Bourns
1: ¥267.4
2,246In Stock

Mfr. Part #
IsoM5-320-B-L2

Mouser Part #
652-ISOM5-320-B-L2

Bourns

Varistors IsoMOV 5KA 320Vrms Bulk In-Line

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Datasheet

2,246In Stock

¥267.4

¥196

¥171.1

¥162.8

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 24V 1.8A-HD 100A MAX

MF-LS180
Bourns
1: ¥106.3
13,397In Stock

Mfr. Part #
MF-LS180

Mouser Part #
652-MF-LS180

Bourns

Resettable Fuses - PPTC 24V 1.8A-HD 100A MAX

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Datasheet

13,397In Stock

¥106.3

¥96.7

¥80.2

¥74.1

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6V 3.0A-HD 50A SMD

MF-NSML300/6-2
Bourns
1: ¥137.9
5,741In Stock

Mfr. Part #
MF-NSML300/6-2

Mouser Part #
652-MF-NSML300/6-2

Bourns

Resettable Fuses - PPTC 6V 3.0A-HD 50A SMD

Learn More

Datasheet

5,741In Stock

Cut Tape

¥137.9

¥115.4

¥102

¥84

Reel

¥67.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,500

Resettable Fuses - PPTC 12V 1.75A-HD 50A 1210

MF-USML175/12-2
Bourns
1: ¥93
10,327In Stock

Mfr. Part #
MF-USML175/12-2

Mouser Part #
652-MF-USML175/12-2

Bourns

Resettable Fuses - PPTC 12V 1.75A-HD 50A 1210

Learn More

Datasheet

10,327In Stock

Cut Tape

¥93

¥81.9

¥78.1

¥74.4

View

Reel

¥57.6

Min.: 1
Mult.: 1

: 5,000

Resettable Fuses - PPTC 12V 2.0A-HD 50A 1210

MF-USML200/12-2
Bourns
1: ¥117.9
5,097In Stock

Mfr. Part #
MF-USML200/12-2

Mouser Part #
652-MF-USML200/12-2

Bourns

Resettable Fuses - PPTC 12V 2.0A-HD 50A 1210

Learn More

Datasheet

5,097In Stock

Cut Tape

¥117.9

¥103.5

¥98.7

¥78.4

View

Reel

¥65.4

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Varistors 1100pF 47volts 10%

MOV-07D470K
Bourns
1: ¥31.6
43,442In Stock

Mfr. Part #
MOV-07D470K

Mouser Part #
652-MOV-07D470K

Bourns

Varistors 1100pF 47volts 10%

Learn More

Datasheet

43,442In Stock

¥31.6

¥18.4

¥15.9

¥14.5

View

Min.: 1
Mult.: 1

Varistors 39volts 14mm

MOV-14D390KTR
Bourns
1: ¥74.7
10,427In Stock

Mfr. Part #
MOV-14D390KTR

Mouser Part #
652-MOV-14D390KTR

Bourns

Varistors 39volts 14mm

Learn More

Datasheet

10,427In Stock

Cut Tape

¥74.7

¥46.2

¥40

¥37

Reel

¥35

View

Min.: 1
Mult.: 1

: 500

Varistors 1100volts 20mm

MOV-20D112K
Bourns
1: ¥219.3
3,214In Stock

Mfr. Part #
MOV-20D112K

Mouser Part #
652-MOV-20D112K

Bourns

Varistors 1100volts 20mm

Learn More

Datasheet

3,214In Stock

¥219.3

¥158.6

¥143.5

¥120.9

View

Min.: 1
Mult.: 1

Circuit Protection Devices

All Results (8,016)

Circuit Protection

Industrial Automation

Semiconductors

Thermal Management