Circuit Protection – Mouser Finland

.hide-partial { max-height: none; } .show-more { display: none; }

Engine Cooling System Solutions

Littelfuse Engine Cooling System Solutions offer protection against threats to the ability of an engine to cool using the right fluids. Threats to these cooling systems include overheating, load dumps, surges, and ESDs. Littelfuse solutions to these threats include Schottky and TVS diodes, diode arrays, MLVS, SMD PPTCs, and MOVs.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 867

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

ESD Protection Diodes / TVS Diodes 36V 7kW UNI-DIR SLD8S AEC-Q101

SLD8S36A
Littelfuse
1: 3,05 €
2 044In Stock
1 500Expected 07/05/2026

Mfr. Part No.
SLD8S36A

Mouser Part No
576-SLD8S36A

Littelfuse

ESD Protection Diodes / TVS Diodes 36V 7kW UNI-DIR SLD8S AEC-Q101

Learn More

Datasheet

2 044In Stock

1 500Expected 07/05/2026

Cut Tape

3,05 €

2,29 €

1,68 €

Reel

1,40 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 40V 7kW UNI-DIR SLD8S AEC-Q101

SLD8S40A
Littelfuse
1: 2,23 €
986In Stock

Mfr. Part No.
SLD8S40A

Mouser Part No
576-SLD8S40A

Littelfuse

ESD Protection Diodes / TVS Diodes 40V 7kW UNI-DIR SLD8S AEC-Q101

Learn More

Datasheet

986In Stock

Cut Tape

2,23 €

2,18 €

1,62 €

Reel

1,40 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 43V 7kW UNI-DIR SLD8S AEC-Q101

SLD8S43A
Littelfuse
1: 3,92 €
1 179In Stock

Mfr. Part No.
SLD8S43A

Mouser Part No
576-SLD8S43A

Littelfuse

ESD Protection Diodes / TVS Diodes 43V 7kW UNI-DIR SLD8S AEC-Q101

Learn More

Datasheet

1 179In Stock

Cut Tape

3,92 €

Reel

3,92 €

1,51 €

1,40 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 48V 7kW UNI-DIR SLD8S AEC-Q101

SLD8S48A
Littelfuse
1: 3,00 €
1 661In Stock
2 500Expected 24/03/2026

Mfr. Part No.
SLD8S48A

Mouser Part No
576-SLD8S48A

Littelfuse

ESD Protection Diodes / TVS Diodes 48V 7kW UNI-DIR SLD8S AEC-Q101

Learn More

Datasheet

1 661In Stock

2 500Expected 24/03/2026

Cut Tape

3,00 €

2,24 €

1,61 €

Reel

1,60 €

1,57 €

1,51 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

ESD Protection Diodes / TVS Diodes 1.5kW 36V AEC-Q101 5% Bi-Directional

TPSMC36CA
Littelfuse
1: 0,387 €
6 141In Stock

Mfr. Part No.
TPSMC36CA

Mouser Part No
576-TPSMC36CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 36V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

6 141In Stock

Cut Tape

0,387 €

0,32 €

0,268 €

0,263 €

Reel

0,255 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 43V AEC-Q101 5% Bi-Directional

TPSMC43CA
Littelfuse
1: 0,361 €
5 904In Stock

Mfr. Part No.
TPSMC43CA

Mouser Part No
576-TPSMC43CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 43V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

5 904In Stock

Cut Tape

0,361 €

0,312 €

0,262 €

0,261 €

Reel

0,255 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 15V AEC-Q101 5% Uni-Directional

TPSMD15A
Littelfuse
1: 0,851 €
3 821In Stock

Mfr. Part No.
TPSMD15A

Mouser Part No
576-TPSMD15A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 15V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

3 821In Stock

Cut Tape

0,851 €

0,697 €

0,50 €

0,402 €

0,387 €

Reel

0,361 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 22V AEC-Q101 5% Uni-Directional

TPSMD22A
Littelfuse
1: 0,456 €
3 766In Stock

Mfr. Part No.
TPSMD22A

Mouser Part No
576-TPSMD22A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 22V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

3 766In Stock

Cut Tape

0,456 €

0,387 €

Reel

0,361 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 26V AEC-Q101 5% Uni-Directional

TPSMD26A
Littelfuse
1: 0,86 €
6 846In Stock

Mfr. Part No.
TPSMD26A

Mouser Part No
576-TPSMD26A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 26V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

6 846In Stock

Cut Tape

0,86 €

0,697 €

0,521 €

0,429 €

0,387 €

Reel

0,361 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 26V AEC-Q101 5% Bi-Directional

TPSMD26CA
Littelfuse
1: 0,877 €
4 703In Stock

Mfr. Part No.
TPSMD26CA

Mouser Part No
576-TPSMD26CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 26V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

4 703In Stock

Cut Tape

0,877 €

0,783 €

0,611 €

0,505 €

Reel

0,353 €

View

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 28V AEC-Q101 5% Uni-Directional

TPSMD28A
Littelfuse
1: 1,38 €
7 884In Stock

Mfr. Part No.
TPSMD28A

Mouser Part No
576-TPSMD28A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 28V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

7 884In Stock

Cut Tape

1,38 €

0,869 €

0,58 €

0,454 €

0,412 €

Reel

0,361 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 30V AEC-Q101 5% Bi-Directional

TPSMD30CA
Littelfuse
1: 1,33 €
11 972In Stock

Mfr. Part No.
TPSMD30CA

Mouser Part No
576-TPSMD30CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 30V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

11 972In Stock

Cut Tape

1,33 €

0,84 €

0,56 €

0,44 €

0,402 €

Reel

0,361 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 33V AEC-Q101 5% Bi-Directional

TPSMD33CA
Littelfuse
1: 1,18 €
7 362In Stock

Mfr. Part No.
TPSMD33CA

Mouser Part No
576-TPSMD33CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 33V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

7 362In Stock

Cut Tape

1,18 €

0,818 €

0,56 €

0,44 €

0,409 €

Reel

0,361 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 36V AEC-Q101 5% Uni-Directional

TPSMD36A
Littelfuse
1: 0,86 €
8 495In Stock

Mfr. Part No.
TPSMD36A

Mouser Part No
576-TPSMD36A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 36V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

8 495In Stock

Cut Tape

0,86 €

0,768 €

0,588 €

0,486 €

Reel

0,365 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 48V AEC-Q101 5% Bi-Directional

TPSMD48CA
Littelfuse
1: 1,39 €
3 874In Stock

Mfr. Part No.
TPSMD48CA

Mouser Part No
576-TPSMD48CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 48V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

3 874In Stock

Cut Tape

1,39 €

0,646 €

0,544 €

Reel

0,402 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 3kW 58V AEC-Q101 5% Bi-Directional

TPSMD58CA
Littelfuse
1: 1,11 €
3 535In Stock

Mfr. Part No.
TPSMD58CA

Mouser Part No
576-TPSMD58CA

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 58V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

3 535In Stock

Cut Tape

1,11 €

0,836 €

0,56 €

0,44 €

0,402 €

Reel

0,402 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

Resettable Fuses - PPTC .3A 30V Mini SMD AEC-Q200

MINIASMDC030F-2
Littelfuse
1: 0,378 €
7 563In Stock

Mfr. Part No.
MINIASMDC030F-2

Mouser Part No
650-MINIASMDC030F-2

Littelfuse

Resettable Fuses - PPTC .3A 30V Mini SMD AEC-Q200

Learn More

Datasheet

7 563In Stock

Cut Tape

0,378 €

0,375 €

0,321 €

0,296 €

Reel

0,187 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2 000

ESD Protection Diodes / TVS Diodes 600W 18V AEC-Q101 5% Uni-Directional

TPSMA6L18A
Littelfuse
1: 0,31 €
11 600In Stock

Mfr. Part No.
TPSMA6L18A

Mouser Part No
576-TPSMA6L18A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 18V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

11 600In Stock

Cut Tape

0,31 €

0,267 €

0,217 €

0,179 €

Reel

0,138 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 600W 26V AEC-Q101 5% Uni-Directional

TPSMA6L26A
Littelfuse
1: 0,318 €
10 148In Stock

Mfr. Part No.
TPSMA6L26A

Mouser Part No
576-TPSMA6L26A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 26V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

10 148In Stock

Cut Tape

0,318 €

0,243 €

0,184 €

0,154 €

0,139 €

Reel

0,129 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 600W 33V AEC-Q101 5% Uni-Directional

TPSMA6L33A
Littelfuse
1: 0,232 €
12 270In Stock

Mfr. Part No.
TPSMA6L33A

Mouser Part No
576-TPSMA6L33A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 33V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

12 270In Stock

Cut Tape

0,232 €

0,185 €

0,177 €

0,175 €

Reel

0,138 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 600W 36V AEC-Q101 5% Uni-Directional

TPSMA6L36A
Littelfuse
1: 0,525 €
33 941In Stock

Mfr. Part No.
TPSMA6L36A

Mouser Part No
576-TPSMA6L36A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 36V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

33 941In Stock

Cut Tape

0,525 €

0,316 €

0,254 €

0,194 €

0,174 €

Reel

0,132 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 600W 480V AEC-Q101 5% Bi-Directional

TPSMB480CA-A
Littelfuse
1: 1,19 €
16 273In Stock

Mfr. Part No.
TPSMB480CA-A

Mouser Part No
576-TPSMB480CA-A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 480V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

16 273In Stock

Cut Tape

1,19 €

0,749 €

0,497 €

0,388 €

0,353 €

Reel

0,31 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 600W 550V AEC-Q101 5% Uni-Directional

TPSMB550A-A
Littelfuse
1: 0,757 €
14 765In Stock

Mfr. Part No.
TPSMB550A-A

Mouser Part No
576-TPSMB550A-A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 550V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

14 765In Stock

Cut Tape

0,757 €

0,523 €

0,378 €

0,329 €

Reel

0,286 €

0,284 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

ESD Protection Diodes / TVS Diodes 600W 650V AEC-Q101 5% Bi-Directional

TPSMB650CA-A
Littelfuse
1: 1,24 €
5 291In Stock

Mfr. Part No.
TPSMB650CA-A

Mouser Part No
576-TPSMB650CA-A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 650V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

5 291In Stock

Cut Tape

1,24 €

0,624 €

0,523 €

0,409 €

0,372 €

Reel

0,323 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

Varistors 17V 10mm Epoxy AEC-Q200 AUMOV

V10E17AUTO
Littelfuse
1: 0,516 €
6 048In Stock

Mfr. Part No.
V10E17AUTO

Mouser Part No
576-V10E17AUTO

Littelfuse

Varistors 17V 10mm Epoxy AEC-Q200 AUMOV

Learn More

Datasheet

6 048In Stock

0,516 €

0,361 €

0,323 €

0,282 €

View

Min.: 1
Mult.: 1

Engine Cooling System Solutions

Types of Circuit Protection

Customer Service Office

Company

Resources

Support