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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 #

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 06.2x4.2mm, 2700V

2093-270-SM-RPLF
Bourns
1: ¥207.6
1,694In Stock

Mfr. Part #
2093-270-SM-RPLF

Mouser Part #
652-2093-270-SM-RPLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 06.2x4.2mm, 2700V

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Datasheet

1,694In Stock

Cut Tape

¥207.6

¥191

¥158

¥145.8

Reel

¥94.3

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MouseReel Available

Min.: 1
Mult.: 1

: 2,400

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 08x8mm, 1600V HV Axial GDT

2095-160-BLF
Bourns
1: ¥230.9
1,875In Stock

Mfr. Part #
2095-160-BLF

Mouser Part #
652-2095-160-BLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 08x8mm, 1600V HV Axial GDT

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Datasheet

1,875In Stock

¥230.9

¥212.6

¥176.1

¥160.8

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes DIO TVS VWM 64V 5kW UNIDIR SMC AECQ

5.0SMDJ64A-QH
Bourns
1: ¥609.6
1,453In Stock

Mfr. Part #
5.0SMDJ64A-QH

Mouser Part #
652-5.0SMDJ64A-QH

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 64V 5kW UNIDIR SMC AECQ

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Datasheet

1,453In Stock

Cut Tape

¥609.6

¥398.6

¥312.3

Reel

¥262.4

¥222.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Varistors AV AUTO SERIES 17V

AV17K0805121NIR1
Bourns
1: ¥41.5
11,778In Stock

Mfr. Part #
AV17K0805121NIR1

Mouser Part #
652-AV17K0805121NIR1

Bourns

Varistors AV AUTO SERIES 17V

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Datasheet

11,778In Stock

Cut Tape

¥41.5

¥25.2

¥21.6

¥19.8

Reel

¥13.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,500

Varistors AV AUTO SERIES 17V

AV17K1812801NIR1
Bourns
1: ¥171.1
5,773In Stock

Mfr. Part #
AV17K1812801NIR1

Mouser Part #
652-AV17K1812801NIR1

Bourns

Varistors AV AUTO SERIES 17V

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Datasheet

5,773In Stock

Cut Tape

¥171.1

¥124.7

¥97.7

¥77.2

Reel

¥63

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors AVHT AUTO SERIES 20V

AV20K1206201NIR1HT
Bourns
1: ¥54.8
10,045In Stock

Mfr. Part #
AV20K1206201NIR1HT

Mouser Part #
652-AV20K1206201NI1H

Bourns

Varistors AVHT AUTO SERIES 20V

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Datasheet

10,045In Stock

Cut Tape

¥54.8

¥33.6

¥28.9

¥26.7

Reel

¥23.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

ESD Protection Diodes / TVS Diodes TVS Diode Array 12VOLT

CDSOT23-T12
Bourns
1: ¥116.3
9,831In Stock

Mfr. Part #
CDSOT23-T12

Mouser Part #
652-CDSOT23-T12

Bourns

ESD Protection Diodes / TVS Diodes TVS Diode Array 12VOLT

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Datasheet

9,831In Stock

Cut Tape

¥116.3

¥58

¥46

¥35

Reel

¥26.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors CV 150Vrms 20mm Bulk L1

CV150K20BL1
Bourns
1: ¥652.8
5,412In Stock

Mfr. Part #
CV150K20BL1

Mouser Part #
652-CV150K20BL1

Bourns

Varistors CV 150Vrms 20mm Bulk L1

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Datasheet

5,412In Stock

¥652.8

¥413.6

¥377

¥323.9

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 0805 SMD Polymer PTC 1.25A/6V

MF-PSML125/6-2
Bourns
1: ¥149.5
5,752In Stock

Mfr. Part #
MF-PSML125/6-2

Mouser Part #
652-MF-PSML125/6-2

Bourns

Resettable Fuses - PPTC 0805 SMD Polymer PTC 1.25A/6V

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Datasheet

5,752In Stock

Cut Tape

¥149.5

¥114.4

¥107.3

¥81.1

View

Reel

¥69.9

MouseReel Available

Min.: 1
Mult.: 1

: 4,500

ESD Protection Diodes / TVS Diodes 16V 400W BiDir

P4SMA16CA
Bourns
1: ¥89.7
10,162In Stock

Mfr. Part #
P4SMA16CA

Mouser Part #
652-P4SMA16CA

Bourns

ESD Protection Diodes / TVS Diodes 16V 400W BiDir

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Datasheet

10,162In Stock

Cut Tape

¥89.7

¥43

¥35.2

¥22.8

Reel

¥16.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 200V 400W UniDir

P4SMA200A
Bourns
1: ¥83.1
15,549In Stock

Mfr. Part #
P4SMA200A

Mouser Part #
652-P4SMA200A

Bourns

ESD Protection Diodes / TVS Diodes 200V 400W UniDir

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Datasheet

15,549In Stock

Cut Tape

¥83.1

¥25.7

¥20.9

¥16.8

Reel

¥13.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 220V 400W UniDir

P4SMA220A
Bourns
1: ¥101.3
9,795In Stock

Mfr. Part #
P4SMA220A

Mouser Part #
652-P4SMA220A

Bourns

ESD Protection Diodes / TVS Diodes 220V 400W UniDir

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Datasheet

9,795In Stock

Cut Tape

¥101.3

¥48.2

¥39.4

¥31.9

Reel

¥19.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 24V 400W UniDir

P4SMA24A
Bourns
1: ¥83.1
13,699In Stock

Mfr. Part #
P4SMA24A

Mouser Part #
652-P4SMA24A

Bourns

ESD Protection Diodes / TVS Diodes 24V 400W UniDir

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Datasheet

13,699In Stock

Cut Tape

¥83.1

¥38.7

¥31.7

¥25.1

Reel

¥16.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 27V 600W UniDir

P6SMB27A
Bourns
1: ¥54.8
14,412In Stock

Mfr. Part #
P6SMB27A

Mouser Part #
652-P6SMB27A

Bourns

ESD Protection Diodes / TVS Diodes 27V 600W UniDir

Learn More

Datasheet

14,412In Stock

Cut Tape

¥54.8

¥29.7

¥25.2

¥20.9

Reel

¥15.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 47V 600W BiDir

P6SMB47CA
Bourns
1: ¥98
13,228In Stock

Mfr. Part #
P6SMB47CA

Mouser Part #
652-P6SMB47CA

Bourns

ESD Protection Diodes / TVS Diodes 47V 600W BiDir

Learn More

Datasheet

13,228In Stock

Cut Tape

¥98

¥60.1

¥38.4

¥30.1

Reel

¥18.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Industrial & Electrical Fuses POWrFuse BD 800Vac 800Vdc 400A

PF-FB2-400
Bourns
1: ¥26,978
19In Stock

Mfr. Part #
PF-FB2-400

Mouser Part #
652-PF-FB2-400

Bourns

Industrial & Electrical Fuses POWrFuse BD 800Vac 800Vdc 400A

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Datasheet

19In Stock

¥26,978

¥23,533

¥22,229.2

¥20,898.7

Min.: 1
Mult.: 1

Industrial & Electrical Fuses POWrFuse BD 240Vac 150Vdc 50A

PF-MB1-50
Bourns
1: ¥11,216.7
100In Stock

Mfr. Part #
PF-MB1-50

Mouser Part #
652-PF-MB1-50

Bourns

Industrial & Electrical Fuses POWrFuse BD 240Vac 150Vdc 50A

Learn More

Datasheet

100In Stock

¥11,216.7

¥11,195.1

¥6,640.7

¥6,639

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes DIO TVS VWM 33V 7kW UNIDIR SM8SF AECQ

SM8SF33A-Q
Bourns
1: ¥609.6
660In Stock

Mfr. Part #
SM8SF33A-Q

Mouser Part #
652-SM8SF33A-Q

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 33V 7kW UNIDIR SM8SF AECQ

Learn More

Datasheet

660In Stock

Cut Tape

¥609.6

¥398.6

¥299

¥232.5

Reel

¥210.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 750

ESD Protection Diodes / TVS Diodes SMA6J - CA 18V

SMA6J18CA-Q
Bourns
1: ¥108
8,284In Stock

Mfr. Part #
SMA6J18CA-Q

Mouser Part #
652-SMA6J18CA-Q

Bourns

ESD Protection Diodes / TVS Diodes SMA6J - CA 18V

Learn More

Datasheet

8,284In Stock

Cut Tape

¥108

¥50.8

¥41.9

¥33.9

Reel

¥21.6

View

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes SMA6J - A 70V

SMA6J70A
Bourns
1: ¥84.7
11,337In Stock

Mfr. Part #
SMA6J70A

Mouser Part #
652-SMA6J70A

Bourns

ESD Protection Diodes / TVS Diodes SMA6J - A 70V

Learn More

Datasheet

11,337In Stock

Cut Tape

¥84.7

¥51.5

¥32.7

¥25.6

Reel

¥15.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 20volts 5uA 12.3 Amps Uni-Dir

SMAJ20A
Bourns
1: ¥49.8
13,380In Stock

Mfr. Part #
SMAJ20A

Mouser Part #
652-SMAJ20A

Bourns

ESD Protection Diodes / TVS Diodes 20volts 5uA 12.3 Amps Uni-Dir

Learn More

Datasheet

13,380In Stock

Cut Tape

¥49.8

¥26.1

¥20.9

¥16.8

Reel

¥12.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 22volts 400W 5% Bi-Dir. AEC-Q101

SMAJ22CA-Q
Bourns
1: ¥99.7
8,488In Stock

Mfr. Part #
SMAJ22CA-Q

Mouser Part #
652-SMAJ22CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 22volts 400W 5% Bi-Dir. AEC-Q101

Learn More

Datasheet

8,488In Stock

Cut Tape

¥99.7

¥47.7

¥38.9

¥31.7

Reel

¥20.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes SMBJ - A 6.5V

SMBJ6.5A-Q
Bourns
1: ¥99.7
9,328In Stock

Mfr. Part #
SMBJ6.5A-Q

Mouser Part #
652-SMBJ6.5A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMBJ - A 6.5V

Learn More

Datasheet

9,328In Stock

Cut Tape

¥99.7

¥47.7

¥38.9

¥31.7

Reel

¥21.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 58volts 5uA 16 Amps Uni-Dir

SMCJ58A-H
Bourns
1: ¥197.7
11,724In Stock

Mfr. Part #
SMCJ58A-H

Mouser Part #
652-SMCJ58A-H

Bourns

ESD Protection Diodes / TVS Diodes 58volts 5uA 16 Amps Uni-Dir

Learn More

Datasheet

11,724In Stock

Cut Tape

¥197.7

¥123.1

¥80.7

¥62.5

Reel

¥48.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

ESD Protection Diodes / TVS Diodes SMCJ - CA 75V

SMCJ75CA-Q
Bourns
1: ¥210.9
10,800In Stock

Mfr. Part #
SMCJ75CA-Q

Mouser Part #
652-SMCJ75CA-Q

Bourns

ESD Protection Diodes / TVS Diodes SMCJ - CA 75V

Learn More

Datasheet

10,800In Stock

Cut Tape

¥210.9

¥131.9

¥86.7

¥67.6

Reel

¥53

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Circuit Protection Devices

All Results (8,016)

Circuit Protection

Industrial Automation

Semiconductors

Thermal Management