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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 43volts 5uA 43.2 Amps Bi-Dir

SMLJ43CA
Bourns
1: $1.60
2,990In Stock

Mfr. Part No.
SMLJ43CA

Mouser Part No
652-SMLJ43CA

Bourns

ESD Protection Diodes / TVS Diodes 43volts 5uA 43.2 Amps Bi-Dir

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Datasheet

2,990In Stock

Cut Tape

$1.60

$1.27

$1.01

$0.832

Reel

$0.647

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 6volts 1000uA 291.3 Amps Bi-Dir

SMLJ6.0CA
Bourns
1: $1.60
11,858In Stock

Mfr. Part No.
SMLJ6.0CA

Mouser Part No
652-SMLJ6.0CA

Bourns

ESD Protection Diodes / TVS Diodes 6volts 1000uA 291.3 Amps Bi-Dir

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Datasheet

11,858In Stock

Cut Tape

$1.60

$1.20

$1.01

$0.832

Reel

$0.601

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 60volts 5uA 31 Amps Uni-Dir

SMLJ60A
Bourns
1: $1.51
5,490In Stock

Mfr. Part No.
SMLJ60A

Mouser Part No
652-SMLJ60A

Bourns

ESD Protection Diodes / TVS Diodes 60volts 5uA 31 Amps Uni-Dir

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Datasheet

5,490In Stock

Cut Tape

$1.51

$1.15

$0.952

$0.783

$0.672

Reel

$0.544

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 85volts 5uA 20.8 Amps Bi-Dir

SMLJ85CA
Bourns
1: $1.75
12,649In Stock

Mfr. Part No.
SMLJ85CA

Mouser Part No
652-SMLJ85CA

Bourns

ESD Protection Diodes / TVS Diodes 85volts 5uA 20.8 Amps Bi-Dir

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Datasheet

12,649In Stock

Cut Tape

$1.75

$1.29

$1.11

$0.877

Reel

$0.709

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Board Mount Surge Protectors I- (TRIGGER)200MA 550V(I

TBU-DF055-200-WH
Bourns
1: $4.75
7,454In Stock

Mfr. Part No.
TBU-DF055-200-WH

Mouser Part No
652-TBU-DF055-200-WH

Bourns

Board Mount Surge Protectors I- (TRIGGER)200MA 550V(I

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Datasheet

7,454In Stock

Cut Tape

$4.75

$3.77

$2.65

$2.19

$2.18

Reel

$1.78

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Board Mount Surge Protectors I- (TRIGGER)50MA 250V(I

TBU-CA025-050-WH-Q
Bourns
1: $2.92
12,774In Stock

Mfr. Part No.
TBU-CA025-050-WH-Q

Mouser Part No
652-TBUCA025-050-WHQ

Bourns

Board Mount Surge Protectors I- (TRIGGER)50MA 250V(I

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Datasheet

12,774In Stock

Cut Tape

$2.92

$2.60

$1.80

$1.44

View

Reel

$1.11

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD 320Vdrm 395 V(BO)

TISP4395J3BJR-S
Bourns
1: $2.57
12,800In Stock

Mfr. Part No.
TISP4395J3BJR-S

Mouser Part No
652-TISP4395J3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 320Vdrm 395 V(BO)

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Datasheet

12,800In Stock

Cut Tape

$2.57

$1.65

$1.10

$0.869

$0.796

Reel

$0.709

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SCRs Dual Polarity SLIC 100/45/30A

TISP9110LDMR-S
Bourns
1: $3.03
5,339In Stock

Mfr. Part No.
TISP9110LDMR-S

Mouser Part No
652-TISP9110LDMR-S

Bourns

SCRs Dual Polarity SLIC 100/45/30A

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Datasheet

Product Comments

5,339In Stock

Cut Tape

$3.03

$1.47

$1.31

$0.945

$0.906

Reel

$0.868

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Varistors 18 VDC .4J 38V-CL 355PF

ZV14K0805121NIR1
Bourns
1: $0.34
30,821In Stock

Mfr. Part No.
ZV14K0805121NIR1

Mouser Part No
652-ZV14K0805121NIR1

Bourns

Varistors 18 VDC .4J 38V-CL 355PF

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Datasheet

30,821In Stock

Cut Tape

$0.34

$0.207

$0.177

$0.162

View

Reel

$0.129

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Varistors ZV 25V 10%

ZV25K1812801NIR1
Bourns
1: $0.952
6,237In Stock

Mfr. Part No.
ZV25K1812801NIR1

Mouser Part No
652-ZV25K1812801NIR1

Bourns

Varistors ZV 25V 10%

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Datasheet

6,237In Stock

Cut Tape

$0.952

$0.661

$0.578

$0.539

Reel

$0.464

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors ZV 30V 10%

ZV30K1812801NIR1HT
Bourns
1: $1.13
5,402In Stock

Mfr. Part No.
ZV30K1812801NIR1HT

Mouser Part No
652-ZV30K1812801NIRH

Bourns

Varistors ZV 30V 10%

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Datasheet

5,402In Stock

Cut Tape

$1.13

$0.721

$0.632

$0.59

Reel

$0.543

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Varistors ZV 60 K 1210 251 NI R1

ZV60K1210251NIR1
Bourns
1: $0.558
11,370In Stock

Mfr. Part No.
ZV60K1210251NIR1

Mouser Part No
652-ZV60K1210251NIR1

Bourns

Varistors ZV 60 K 1210 251 NI R1

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Datasheet

11,370In Stock

Cut Tape

$0.558

$0.35

$0.302

$0.28

Reel

$0.245

View

Min.: 1
Mult.: 1

: 2,000

NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 2.5ohm Y kink bulk

BN-LG13Y2R5MYB
Bourns
1: $0.843
3,117In Stock

Mfr. Part No.
BN-LG13Y2R5MYB

Mouser Part No
652-BN-LG13Y2R5MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 2.5ohm Y kink bulk

Learn More

Datasheet

3,117In Stock

$0.843

$0.714

$0.672

$0.613

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 25 dia Power NTC 18ohm Y kink bulk

BN-LG25Y180MYB
Bourns
1: $4.75
1,498In Stock

Mfr. Part No.
BN-LG25Y180MYB

Mouser Part No
652-BN-LG25Y180MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 25 dia Power NTC 18ohm Y kink bulk

Learn More

Datasheet

1,498In Stock

$4.75

$3.56

$3.17

$3.01

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10 dia Power NTC 47ohm Y kink bulk

BN-LG10Y470MYB
Bourns
1: $0.816
4,833In Stock

Mfr. Part No.
BN-LG10Y470MYB

Mouser Part No
652-BN-LG10Y470MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 10 dia Power NTC 47ohm Y kink bulk

Learn More

Datasheet

4,833In Stock

$0.816

$0.626

$0.539

$0.443

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 50ohm Y kink bulk

BN-LG13Y500MYB
Bourns
1: $0.843
2,854In Stock

Mfr. Part No.
BN-LG13Y500MYB

Mouser Part No
652-BN-LG13Y500MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 13 dia Power NTC 50ohm Y kink bulk

Learn More

Datasheet

2,854In Stock

$0.843

$0.714

$0.672

$0.613

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 170V 1500W UniDir

1.5SMC170A
Bourns
1: $1.37
10,924In Stock

Mfr. Part No.
1.5SMC170A

Mouser Part No
652-1.5SMC170A

Bourns

ESD Protection Diodes / TVS Diodes 170V 1500W UniDir

Learn More

Datasheet

10,924In Stock

Cut Tape

$1.37

$0.855

$0.56

$0.432

Reel

$0.339

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Industrial Surge Protectors 120VAC 2W+G 2 Protected Poles

1210-2S-120
Bourns
1: $241.21
42In Stock

Mfr. Part No.
1210-2S-120

Mouser Part No
652-1210-2S-120

Bourns

Industrial Surge Protectors 120VAC 2W+G 2 Protected Poles

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Datasheet

42In Stock

$241.21

$231.95

$202.30

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes DIO TVS VWM 120V 5kW UNIDIR SMC AECQ

5.0SMDJ120A-QH
Bourns
1: $5.52
1,335In Stock

Mfr. Part No.
5.0SMDJ120A-QH

Mouser Part No
652-5.0SMDJ120A-QH

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 120V 5kW UNIDIR SMC AECQ

Learn More

Datasheet

1,335In Stock

Cut Tape

$5.52

$3.63

$2.76

Reel

$2.42

$2.08

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes 14V 5kW 5% Uni-Dir. AEC-Q101

5.0SMDJ14A-Q
Bourns
1: $2.54
4,002In Stock

Mfr. Part No.
5.0SMDJ14A-Q

Mouser Part No
652-5.0SMDJ14A-Q

Bourns

ESD Protection Diodes / TVS Diodes 14V 5kW 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

4,002In Stock

Cut Tape

$2.54

$2.12

$1.69

$1.40

Reel

$1.14

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 5.0SMDJ - A 5V

5.0SMDJ5.0A-Q
Bourns
1: $2.54
5,388In Stock

Mfr. Part No.
5.0SMDJ5.0A-Q

Mouser Part No
652-5.0SMDJ5.0A-Q

Bourns

ESD Protection Diodes / TVS Diodes 5.0SMDJ - A 5V

Learn More

Datasheet

5,388In Stock

Cut Tape

$2.54

$1.93

$1.58

$1.35

Reel

$1.14

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 78V 5KW 5% UNI DO-214AB (SMC)

5.0SMDJ78A
Bourns
1: $3.37
6,296In Stock

Mfr. Part No.
5.0SMDJ78A

Mouser Part No
652-5.0SMDJ78A

Bourns

ESD Protection Diodes / TVS Diodes 78V 5KW 5% UNI DO-214AB (SMC)

Learn More

Datasheet

6,296In Stock

Cut Tape

$3.37

$1.75

$1.48

$1.25

Reel

$1.00

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 5volts 6 data lines

CDDFN10-0506N
Bourns
1: $1.74
10,700In Stock

Mfr. Part No.
CDDFN10-0506N

Mouser Part No
652-CDDFN10-0506N

Bourns

ESD Protection Diodes / TVS Diodes 5volts 6 data lines

Learn More

Datasheet

10,700In Stock

Cut Tape

$1.74

$1.23

$1.04

$0.728

Reel

$0.613

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes TVS Diode Array 5VOLT

CDNBS16-T05
Bourns
1: $6.17
4,456In Stock

Mfr. Part No.
CDNBS16-T05

Mouser Part No
652-CDNBS16-T05

Bourns

ESD Protection Diodes / TVS Diodes TVS Diode Array 5VOLT

Learn More

Datasheet

4,456In Stock

Cut Tape

$6.17

$3.47

$3.16

$2.71

View

Reel

$2.22

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Resettable Fuses - PPTC RESETTABLE FUSE 230VOLT 10OHM

CMF-RL10-10-0
Bourns
1: $0.979
9,800In Stock

Mfr. Part No.
CMF-RL10-10-0

Mouser Part No
652-CMF-RL10-10-0

Bourns

Resettable Fuses - PPTC RESETTABLE FUSE 230VOLT 10OHM

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Datasheet

9,800In Stock

$0.979

$0.831

$0.755

$0.653

View

Min.: 1
Mult.: 1

Circuit Protection Devices

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Circuit Protection Devices

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