Circuit Protection – Mouser Finland

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

ECU Solutions

Littelfuse ECU Solutions offer a range of protection for the many circuits found in the Electronic Control Units (ECU) of modern automobiles. These ECUs control functions like GPS connectivity, transmission and engine control, and door lock. Littelfuse ECU Solutions include fuses, PPTCs, MOVs, MLVs, ESD suppressors, and more that provide defense against overcurrents and ESD that threaten various vehicular ECUs.

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

Types of Circuit Protection

List Images

Results: 398

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 TVS 600W ASYM DO214AA AEQ101 Stand off Voltage 28V

TPSMB2818CA
Littelfuse
1: 0,869 €
2 564In Stock
New Product

Mfr. Part No.
TPSMB2818CA

Mouser Part No
576-TPSMB2818CA

New Product

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 600W ASYM DO214AA AEQ101 Stand off Voltage 28V

Learn More

Datasheet

2 564In Stock

Cut Tape

0,869 €

0,542 €

0,354 €

0,273 €

Reel

0,214 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes TVS 600W ASYM DO214AA AEQ101 Stand of Voltage 30V

TPSMB3018CA
Littelfuse
1: 0,877 €
2 651In Stock
New Product

Mfr. Part No.
TPSMB3018CA

Mouser Part No
576-TPSMB3018CA

New Product

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 600W ASYM DO214AA AEQ101 Stand of Voltage 30V

Learn More

Datasheet

2 651In Stock

Cut Tape

0,877 €

0,543 €

0,355 €

0,274 €

Reel

0,212 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes TVS 1.5KW 300V Uni DO-214AB TR13 RoHS

TPSMC300A
Littelfuse
1: 0,989 €
5 973In Stock

Mfr. Part No.
TPSMC300A

Mouser Part No
576-TPSMC300A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 1.5KW 300V Uni DO-214AB TR13 RoHS

Learn More

Datasheet

5 973In Stock

Cut Tape

0,989 €

0,80 €

0,623 €

0,502 €

0,439 €

Reel

0,369 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 47V AEC-Q101 5% Bi-Directional

TPSMC47CA
Littelfuse
1: 0,576 €
4 879In Stock

Mfr. Part No.
TPSMC47CA

Mouser Part No
576-TPSMC47CA

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 47V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

4 879In Stock

Cut Tape

0,576 €

0,559 €

0,435 €

0,343 €

0,31 €

Reel

0,268 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

TPSMC43A
Littelfuse
1: 0,679 €
6 916In Stock

Mfr. Part No.
TPSMC43A

Mouser Part No
576-TPSMC43A

Littelfuse

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

Learn More

Datasheet

6 916In Stock

Cut Tape

0,679 €

0,471 €

0,402 €

0,312 €

0,286 €

Reel

0,268 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

TPSMC36A
Littelfuse
1: 0,576 €
7 515In Stock

Mfr. Part No.
TPSMC36A

Mouser Part No
576-TPSMC36A

Littelfuse

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

Learn More

Datasheet

7 515In Stock

Cut Tape

0,576 €

0,559 €

0,435 €

0,343 €

0,31 €

Reel

0,268 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes TPSMB - CA 24V

TPSMB2412CA
Littelfuse
1: 0,877 €
2 781In Stock

Mfr. Part No.
TPSMB2412CA

Mouser Part No
576-TPSMB2412CA

Littelfuse

ESD Protection Diodes / TVS Diodes TPSMB - CA 24V

Learn More

Datasheet

2 781In Stock

Cut Tape

0,877 €

0,543 €

0,355 €

0,274 €

Reel

0,214 €

View

Min.: 1
Mult.: 1

: 3 000

Varistors 18V 1440pF 1210 AEC-Q200 MLA AUTO

V18MLA1210NHAUTO
Littelfuse
1: 2,10 €
2 335In Stock

Mfr. Part No.
V18MLA1210NHAUTO

Mouser Part No
576-V18MLA1210NHAUTO

Littelfuse

Varistors 18V 1440pF 1210 AEC-Q200 MLA AUTO

Learn More

Datasheet

2 335In Stock

Cut Tape

2,10 €

1,32 €

1,24 €

1,06 €

Reel

0,771 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

ESD Protection Diodes / TVS Diodes 600W 110V AEC-Q101 5% Uni-Directional

TPSMB110A
Littelfuse
1: 0,998 €
5 619In Stock

Mfr. Part No.
TPSMB110A

Mouser Part No
576-TPSMB110A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 110V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

5 619In Stock

Cut Tape

0,998 €

0,643 €

0,414 €

0,343 €

0,31 €

Reel

0,291 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 600W 510V AEC-Q101 5% Uni-Directional

TPSMB510A-A
Littelfuse
1: 0,826 €
5 162In Stock

Mfr. Part No.
TPSMB510A-A

Mouser Part No
576-TPSMB510A-A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 510V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

5 162In Stock

Cut Tape

0,826 €

0,593 €

0,433 €

0,363 €

0,337 €

Reel

0,272 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

TPSMD28A
Littelfuse
1: 0,929 €
7 534In 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 534In Stock

Cut Tape

0,929 €

0,746 €

0,581 €

0,477 €

Reel

0,353 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Varistors 26V 220pF 0805 AEC-Q200 MLA AUTO

V26MLA0805NHAUTO
Littelfuse
1: 0,404 €
20 966In Stock

Mfr. Part No.
V26MLA0805NHAUTO

Mouser Part No
576-V26MLA0805NHAUTO

Littelfuse

Varistors 26V 220pF 0805 AEC-Q200 MLA AUTO

Learn More

Datasheet

20 966In Stock

Cut Tape

0,404 €

0,283 €

0,253 €

0,219 €

View

Reel

0,157 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Varistors 26V 1040pF 1210 AEC-Q200 MLA AUTO

V26MLA1210NHAUTO
Littelfuse
1: 1,25 €
9 822In Stock

Mfr. Part No.
V26MLA1210NHAUTO

Mouser Part No
576-V26MLA1210NHAUTO

Littelfuse

Varistors 26V 1040pF 1210 AEC-Q200 MLA AUTO

Learn More

Datasheet

9 822In Stock

Cut Tape

1,25 €

0,912 €

0,823 €

0,729 €

Reel

0,539 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

Varistors 30V 1760pF 1210 AEC-Q200 MLA AUTO

V30MLA1210LNHAUTO
Littelfuse
1: 1,45 €
1 918In Stock

Mfr. Part No.
V30MLA1210LNHAUTO

Mouser Part No
576-V30MLA1210LNHAUT

Littelfuse

Varistors 30V 1760pF 1210 AEC-Q200 MLA AUTO

Learn More

Datasheet

1 918In Stock

Cut Tape

1,45 €

1,07 €

0,972 €

0,86 €

View

Reel

0,637 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

Surface Mount Fuses 4A 32V 1206 Fast-Acting AEC-Q200

0437004.WRA
Littelfuse
1: 1,49 €
8 331In Stock

Mfr. Part No.
0437004.WRA

Mouser Part No
576-0437004.WRA

Littelfuse

Surface Mount Fuses 4A 32V 1206 Fast-Acting AEC-Q200

Learn More

Datasheet

8 331In Stock

Cut Tape

1,49 €

1,32 €

1,25 €

1,01 €

View

Reel

0,624 €

Min.: 1
Mult.: 1

: 3 000

Resettable Fuses - PPTC 33V 750MA-HD 100A 1812

MINIASMDC075F/33-2
Littelfuse
1: 0,602 €
6 615In Stock
3 000Expected 25/08/2026

Mfr. Part No.
MINIASMDC075F/33-2

Mouser Part No
576-RF4567-000

Littelfuse

Resettable Fuses - PPTC 33V 750MA-HD 100A 1812

Learn More

Datasheet

6 615In Stock

3 000Expected 25/08/2026

Cut Tape

0,602 €

0,553 €

0,459 €

0,423 €

Reel

0,308 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1 500

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

TPSMB550A-A
Littelfuse
1: 1,06 €
14 060In 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 060In Stock

Cut Tape

1,06 €

0,738 €

0,487 €

0,396 €

Reel

0,284 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Surface Mount Fuses FUSE 63V AUTOC HIGH I2T 1206 2.5A

044002.5WRA
Littelfuse
1: 1,70 €
5 790In Stock

Mfr. Part No.
044002.5WRA

Mouser Part No
576-044002.5WRA

Littelfuse

Surface Mount Fuses FUSE 63V AUTOC HIGH I2T 1206 2.5A

Learn More

Datasheet

5 790In Stock

Cut Tape

1,70 €

1,47 €

1,38 €

1,13 €

View

Reel

0,673 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 600W 100V AEC-Q101 5% Bi-Directional

TPSMB100CA
Littelfuse
1: 0,946 €
6 957In Stock

Mfr. Part No.
TPSMB100CA

Mouser Part No
576-TPSMB100CA

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 100V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

6 957In Stock

Cut Tape

0,946 €

0,565 €

0,395 €

0,316 €

Reel

0,227 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 600W 300V AEC-Q101 5% Bi-Directional

TPSMB300CA-A
Littelfuse
1: 1,25 €
5 392In Stock

Mfr. Part No.
TPSMB300CA-A

Mouser Part No
576-TPSMB300CA-A

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 300V AEC-Q101 5% Bi-Directional

Learn More

Datasheet

5 392In Stock

Cut Tape

1,25 €

0,789 €

0,523 €

0,409 €

0,372 €

Reel

0,296 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 3kW 24V AEC-Q101 5% Uni-Directional

TPSMD24A
Littelfuse
1: 0,929 €
4 515In Stock

Mfr. Part No.
TPSMD24A

Mouser Part No
576-TPSMD24A

Littelfuse

ESD Protection Diodes / TVS Diodes 3kW 24V AEC-Q101 5% Uni-Directional

Learn More

Datasheet

4 515In Stock

Cut Tape

0,929 €

0,746 €

0,581 €

0,477 €

0,41 €

Reel

0,345 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Varistors 18V 1270pF 1206 AEC-Q200 MLA AUTO

V18MLA1206NHAUTO
Littelfuse
1: 1,10 €
2 590In Stock

Mfr. Part No.
V18MLA1206NHAUTO

Mouser Part No
576-V18MLA1206NHAUTO

Littelfuse

Varistors 18V 1270pF 1206 AEC-Q200 MLA AUTO

Learn More

Datasheet

2 590In Stock

Cut Tape

1,10 €

0,798 €

0,722 €

0,639 €

View

Reel

0,465 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Resettable Fuses - PPTC .5A 24V Mini SMD AEC-Q200

MINIASMDC050F-2
Littelfuse
1: 0,482 €
14 358In Stock

Mfr. Part No.
MINIASMDC050F-2

Mouser Part No
650-MINIASMDC050F-2

Littelfuse

Resettable Fuses - PPTC .5A 24V Mini SMD AEC-Q200

Learn More

Datasheet

14 358In Stock

Cut Tape

0,482 €

0,423 €

0,365 €

0,329 €

Reel

0,194 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

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

TPSMD30CA
Littelfuse
1: 0,929 €
11 442In 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 442In Stock

Cut Tape

0,929 €

0,746 €

0,581 €

0,477 €

0,41 €

Reel

0,354 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Varistors 18V 1206 125C AUML AEC-Q200 Low Profile

V18AUMLA1206NH
Littelfuse
1: 0,998 €
4 320In Stock

Mfr. Part No.
V18AUMLA1206NH

Mouser Part No
576-V18AUMLA1206NH

Littelfuse

Varistors 18V 1206 125C AUML AEC-Q200 Low Profile

Learn More

Datasheet

4 320In Stock

Cut Tape

0,998 €

0,723 €

0,654 €

0,577 €

View

Reel

0,417 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

ECU Solutions

Types of Circuit Protection

Customer Service Office

Company

Resources

Support