Semiconductors – Mouser Finland

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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.

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Types of Semiconductors

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Part #

ESD Protection Diodes / TVS Diodes 30volts 400W 5% Uni-Dir. AEC-Q101

SMAJ30A-QH
Bourns
1: 0,619 €
3 939In Stock

Mfr. Part No.
SMAJ30A-QH

Mouser Part No
652-SMAJ30A-QH

Bourns

ESD Protection Diodes / TVS Diodes 30volts 400W 5% Uni-Dir. AEC-Q101

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Datasheet

3 939In Stock

Cut Tape

0,619 €

0,377 €

0,242 €

0,184 €

Reel

0,123 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

ESD Protection Diodes / TVS Diodes 30volts 400W 5% Bi-Dir. AEC-Q101

SMAJ30CA-Q
Bourns
1: 0,482 €
4 818In Stock
10 000Expected 05/01/2027

Mfr. Part No.
SMAJ30CA-Q

Mouser Part No
652-SMAJ30CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 30volts 400W 5% Bi-Dir. AEC-Q101

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Datasheet

4 818In Stock

10 000Expected 05/01/2027

Cut Tape

0,482 €

0,247 €

0,192 €

0,155 €

Reel

0,105 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 33volts 400W 5% Uni-Dir. AEC-Q101

SMAJ33A-Q
Bourns
1: 0,421 €
8 610In Stock

Mfr. Part No.
SMAJ33A-Q

Mouser Part No
652-SMAJ33A-Q

Bourns

ESD Protection Diodes / TVS Diodes 33volts 400W 5% Uni-Dir. AEC-Q101

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Datasheet

8 610In Stock

Cut Tape

0,421 €

0,223 €

0,171 €

0,135 €

Reel

0,093 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 33volts 5uA 7.5 Amps Bi-Dir

SMAJ33CA-H
Bourns
1: 0,421 €
5 847In Stock

Mfr. Part No.
SMAJ33CA-H

Mouser Part No
652-SMAJ33CA-H

Bourns

ESD Protection Diodes / TVS Diodes 33volts 5uA 7.5 Amps Bi-Dir

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Datasheet

5 847In Stock

Cut Tape

0,421 €

0,289 €

0,163 €

0,129 €

Reel

0,088 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

ESD Protection Diodes / TVS Diodes 33volts 400W 5% Bi-Dir. AEC-Q101

SMAJ33CA-Q
Bourns
1: 0,482 €
11 024In Stock
25 000Expected 11/11/2026

Mfr. Part No.
SMAJ33CA-Q

Mouser Part No
652-SMAJ33CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 33volts 400W 5% Bi-Dir. AEC-Q101

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Datasheet

11 024In Stock

25 000Expected 11/11/2026

Cut Tape

0,482 €

0,247 €

0,194 €

0,158 €

Reel

0,105 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 350volts 5uA 0.9Amps Bi-Dir

SMAJ350CA
Bourns
1: 0,877 €
4 858In Stock
10 000Expected 07/09/2026

Mfr. Part No.
SMAJ350CA

Mouser Part No
652-SMAJ350CA

Bourns

ESD Protection Diodes / TVS Diodes 350volts 5uA 0.9Amps Bi-Dir

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Datasheet

4 858In Stock

10 000Expected 07/09/2026

Cut Tape

0,877 €

0,415 €

0,356 €

0,274 €

Reel

0,189 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 36volts 5uA 6.9 Amps Uni-Dir

SMAJ36A
Bourns
1: 0,387 €
11 899In Stock

Mfr. Part No.
SMAJ36A

Mouser Part No
652-SMAJ36A

Bourns

ESD Protection Diodes / TVS Diodes 36volts 5uA 6.9 Amps Uni-Dir

Learn More

Datasheet

11 899In Stock

Cut Tape

0,387 €

0,20 €

0,164 €

0,13 €

Reel

0,088 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 36volts 400W 5% Uni-Dir. AEC-Q101

SMAJ36A-Q
Bourns
1: 0,482 €
3 406In Stock
10 000Expected 09/12/2026

Mfr. Part No.
SMAJ36A-Q

Mouser Part No
652-SMAJ36A-Q

Bourns

ESD Protection Diodes / TVS Diodes 36volts 400W 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

3 406In Stock

10 000Expected 09/12/2026

Cut Tape

0,482 €

0,223 €

0,187 €

0,146 €

Reel

0,094 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 36volts 5uA 6.9 Amps Bi-Dir

SMAJ36CA
Bourns
1: 0,421 €
3 012In Stock
20 000Expected 15/02/2027

Mfr. Part No.
SMAJ36CA

Mouser Part No
652-SMAJ36CA

Bourns

ESD Protection Diodes / TVS Diodes 36volts 5uA 6.9 Amps Bi-Dir

Learn More

Datasheet

3 012In Stock

20 000Expected 15/02/2027

Cut Tape

0,421 €

0,218 €

0,162 €

0,134 €

Reel

0,085 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 40volts 400W 5% Uni-Dir. AEC-Q101

SMAJ40A-Q
Bourns
1: 0,482 €
3 937In Stock
10 000Expected 01/03/2027

Mfr. Part No.
SMAJ40A-Q

Mouser Part No
652-SMAJ40A-Q

Bourns

ESD Protection Diodes / TVS Diodes 40volts 400W 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

3 937In Stock

10 000Expected 01/03/2027

Cut Tape

0,482 €

0,223 €

0,187 €

0,146 €

Reel

0,096 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 40volts 400W 5% Uni-Dir. AEC-Q101

SMAJ40A-QH
Bourns
1: 0,628 €
3 039In Stock

Mfr. Part No.
SMAJ40A-QH

Mouser Part No
652-SMAJ40A-QH

Bourns

ESD Protection Diodes / TVS Diodes 40volts 400W 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

3 039In Stock

Cut Tape

0,628 €

0,384 €

0,248 €

0,189 €

Reel

0,127 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

ESD Protection Diodes / TVS Diodes 43volts 5uA 5.7 Amps Uni-Dir

SMAJ43A
Bourns
1: 0,396 €
3 741In Stock
10 000Expected 01/02/2027

Mfr. Part No.
SMAJ43A

Mouser Part No
652-SMAJ43A

Bourns

ESD Protection Diodes / TVS Diodes 43volts 5uA 5.7 Amps Uni-Dir

Learn More

Datasheet

3 741In Stock

10 000Expected 01/02/2027

Cut Tape

0,396 €

0,20 €

0,151 €

0,135 €

Reel

0,08 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 43volts 5uA 5.7 Amps Bi-Dir

SMAJ43CA
Bourns
1: 0,49 €
151In Stock
10 000Expected 28/08/2026

Mfr. Part No.
SMAJ43CA

Mouser Part No
652-SMAJ43CA

Bourns

ESD Protection Diodes / TVS Diodes 43volts 5uA 5.7 Amps Bi-Dir

Learn More

Datasheet

151In Stock

10 000Expected 28/08/2026

Cut Tape

0,49 €

0,239 €

0,191 €

0,152 €

Reel

0,078 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 45volts 5uA 5.5 Amps Uni-Dir

SMAJ45A
Bourns
1: 0,396 €
6 180In Stock

Mfr. Part No.
SMAJ45A

Mouser Part No
652-SMAJ45A

Bourns

ESD Protection Diodes / TVS Diodes 45volts 5uA 5.5 Amps Uni-Dir

Learn More

Datasheet

6 180In Stock

Cut Tape

0,396 €

0,20 €

0,164 €

0,13 €

Reel

0,077 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 45volts 5uA 5.5 Amps Bi-Dir

SMAJ45CA
Bourns
1: 0,473 €
10 550In Stock

Mfr. Part No.
SMAJ45CA

Mouser Part No
652-SMAJ45CA

Bourns

ESD Protection Diodes / TVS Diodes 45volts 5uA 5.5 Amps Bi-Dir

Learn More

Datasheet

10 550In Stock

Cut Tape

0,473 €

0,239 €

0,185 €

0,148 €

Reel

0,095 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 48volts 400W 5% Uni-Dir. AEC-Q101

SMAJ48A-Q
Bourns
1: 0,482 €
4 010In Stock
10 000Expected 22/04/2027

Mfr. Part No.
SMAJ48A-Q

Mouser Part No
652-SMAJ48A-Q

Bourns

ESD Protection Diodes / TVS Diodes 48volts 400W 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

4 010In Stock

10 000Expected 22/04/2027

Cut Tape

0,482 €

0,223 €

0,187 €

0,146 €

Reel

0,096 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 48volts 5uA 5.2 Amps Bi-Dir

SMAJ48CA
Bourns
1: 0,473 €
616In Stock
25 000On Order

Mfr. Part No.
SMAJ48CA

Mouser Part No
652-SMAJ48CA

Bourns

ESD Protection Diodes / TVS Diodes 48volts 5uA 5.2 Amps Bi-Dir

Learn More

Datasheet

616In Stock

25 000On Order

Cut Tape

0,473 €

0,239 €

0,185 €

0,148 €

Reel

0,091 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 5volts 800/1600uA 43.5 Amps Uni-Dir

SMAJ5.0A
Bourns
1: 0,37 €
39 506Expected 29/09/2026

Mfr. Part No.
SMAJ5.0A

Mouser Part No
652-SMAJ5.0A

Bourns

ESD Protection Diodes / TVS Diodes 5volts 800/1600uA 43.5 Amps Uni-Dir

Learn More

Datasheet

39 506Expected 29/09/2026

Cut Tape

0,37 €

0,211 €

0,145 €

0,119 €

Reel

0,071 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes SMAJ - A 5V

SMAJ5.0A-Q
Bourns
1: 0,516 €
9 499In Stock
10 000Expected 15/03/2027

Mfr. Part No.
SMAJ5.0A-Q

Mouser Part No
652-SMAJ5.0A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMAJ - A 5V

Learn More

Datasheet

9 499In Stock

10 000Expected 15/03/2027

Cut Tape

0,516 €

0,267 €

0,20 €

0,151 €

Reel

0,108 €

0,087 €

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes SMAJ - CA 5V

SMAJ5.0CA-Q
Bourns
1: 0,533 €
4 249In Stock

Mfr. Part No.
SMAJ5.0CA-Q

Mouser Part No
652-SMAJ5.0CA-Q

Bourns

ESD Protection Diodes / TVS Diodes SMAJ - CA 5V

Learn More

Datasheet

4 249In Stock

Cut Tape

0,533 €

0,247 €

0,208 €

0,164 €

Reel

0,11 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 51volts 5uA 4.9 Amps Uni-Dir

SMAJ51A
Bourns
1: 0,421 €
2 084In Stock
10 000Expected 06/05/2027

Mfr. Part No.
SMAJ51A

Mouser Part No
652-SMAJ51A

Bourns

ESD Protection Diodes / TVS Diodes 51volts 5uA 4.9 Amps Uni-Dir

Learn More

Datasheet

2 084In Stock

10 000Expected 06/05/2027

Cut Tape

0,421 €

0,20 €

0,158 €

0,125 €

Reel

0,077 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 51volts 5uA 4.9 Amps Bi-Dir

SMAJ51CA
Bourns
1: 0,396 €
2 471In Stock
45 000Expected 08/09/2026

Mfr. Part No.
SMAJ51CA

Mouser Part No
652-SMAJ51CA

Bourns

ESD Protection Diodes / TVS Diodes 51volts 5uA 4.9 Amps Bi-Dir

Learn More

Datasheet

2 471In Stock

45 000Expected 08/09/2026

Cut Tape

0,396 €

0,226 €

0,151 €

0,128 €

Reel

0,091 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 54volts 5uA 4.6 Amps Uni-Dir

SMAJ54A
Bourns
1: 0,421 €
1 469In Stock
20 000On Order

Mfr. Part No.
SMAJ54A

Mouser Part No
652-SMAJ54A

Bourns

ESD Protection Diodes / TVS Diodes 54volts 5uA 4.6 Amps Uni-Dir

Learn More

Datasheet

1 469In Stock

20 000On Order

Cut Tape

0,421 €

0,212 €

0,158 €

0,133 €

Reel

0,084 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 54volts 400W 5% Bi-Dir. AEC-Q101

SMAJ54CA-Q
Bourns
1: 0,533 €
4 035In Stock

Mfr. Part No.
SMAJ54CA-Q

Mouser Part No
652-SMAJ54CA-Q

Bourns

ESD Protection Diodes / TVS Diodes 54volts 400W 5% Bi-Dir. AEC-Q101

Learn More

Datasheet

4 035In Stock

Cut Tape

0,533 €

0,247 €

0,207 €

0,164 €

Reel

0,108 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

ESD Protection Diodes / TVS Diodes 58volts 5uA 4.3 Amps Uni-Dir

SMAJ58A
Bourns
1: 0,387 €
9 382In Stock
10 000Expected 08/04/2027

Mfr. Part No.
SMAJ58A

Mouser Part No
652-SMAJ58A

Bourns

ESD Protection Diodes / TVS Diodes 58volts 5uA 4.3 Amps Uni-Dir

Learn More

Datasheet

9 382In Stock

10 000Expected 08/04/2027

Cut Tape

0,387 €

0,20 €

0,158 €

0,126 €

Reel

0,07 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

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