Circuit Protection – Mouser South Africa

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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.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes 600W 11V AEC-Q101 5% Bi-Directional TPSMB11CA Littelfuse 1: $0.95 1,723In Stock	Mfr. Part No. TPSMB11CA Mouser Part No 576-TPSMB11CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 11V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	1,723In Stock	Cut Tape $0.95 $0.59 $0.385 $0.29 Reel $0.216 View $0.264 $0.214 $0.207 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 48V AEC-Q101 5% Bi-Directional TPSMD48CA Littelfuse 1: $1.77 3,000In Stock 3,000Expected 2026/10/13	Mfr. Part No. TPSMD48CA Mouser Part No 576-TPSMD48CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 48V AEC-Q101 5% Bi-Directional Learn More about Littelfuse TPSMD TVS diodes	Datasheet	3,000In Stock 3,000Expected 2026/10/13	Cut Tape $1.77 $1.12 $0.884 $0.747 $0.586 Reel $0.492 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Varistors 18V 290pF 0805 AEC-Q200 MLA AUTO V18MLA0805LNHAUTO Littelfuse 1: $0.85 3,344In Stock	Mfr. Part No. V18MLA0805LNHAUTO Mouser Part No 576-V18MLA0805LNHAUT	Littelfuse	Varistors 18V 290pF 0805 AEC-Q200 MLA AUTO Learn More about Littelfuse aumov varistors	Datasheet	3,344In Stock	Cut Tape $0.85 $0.512 $0.471 $0.377 Reel $0.211 View $0.35 $0.297 $0.229 $0.204 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 45V AEC-Q101 5% Uni-Directional TPSMA6L45A Littelfuse 1: $0.54 8,770In Stock	Mfr. Part No. TPSMA6L45A Mouser Part No 576-TPSMA6L45A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 45V AEC-Q101 5% Uni-Directional Learn More about Littelfuse TPSMA6L TVS diodes	Datasheet	8,770In Stock	Cut Tape $0.54 $0.34 $0.287 $0.233 $0.211 Reel $0.156 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 15V AEC-Q101 5% Bi-Directional TPSMB15CA Littelfuse 1: $0.59 4,171In Stock	Mfr. Part No. TPSMB15CA Mouser Part No 576-TPSMB15CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 15V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	4,171In Stock	Cut Tape $0.59 $0.34 $0.259 $0.206 $0.197 Reel $0.172 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 220V AEC-Q101 5% Uni-Directional TPSMB220A Littelfuse 1: $1.05 2,804In Stock	Mfr. Part No. TPSMB220A Mouser Part No 576-TPSMB220A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 220V AEC-Q101 5% Uni-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	2,804In Stock	Cut Tape $1.05 $0.486 $0.431 $0.335 Reel $0.264 View $0.304 $0.258 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 530V AEC-Q101 5% Uni-Directional TPSMB530A-A Littelfuse 1: $0.99 2,537In Stock	Mfr. Part No. TPSMB530A-A Mouser Part No 576-TPSMB530A-A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 530V AEC-Q101 5% Uni-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	2,537In Stock	Cut Tape $0.99 $0.479 $0.44 $0.368 Reel $0.368 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 1.1A 16V Mini SMD AEC-Q200 MINIASMDC110F/16-2 Littelfuse 1: $0.561 3,988In Stock	Mfr. Part No. MINIASMDC110F/16-2 Mouser Part No 650-MINIASMDC110F/16	Littelfuse	Resettable Fuses - PPTC 1.1A 16V Mini SMD AEC-Q200 Learn More about Littelfuse polyswitch automotive pptcs	Datasheet	3,988In Stock	Cut Tape $0.561 $0.509 $0.423 $0.39 Reel $0.305 View $0.351 $0.323 $0.306 $0.297 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
ESD Protection Diodes / TVS Diodes 600W 43V AEC-Q101 5% Uni-Directional TPSMA6L43A Littelfuse 1: $0.77 5,954In Stock	Mfr. Part No. TPSMA6L43A Mouser Part No 576-TPSMA6L43A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 43V AEC-Q101 5% Uni-Directional Learn More about Littelfuse TPSMA6L TVS diodes	Datasheet	5,954In Stock	Cut Tape $0.77 $0.475 $0.306 $0.233 $0.211 Reel $0.185 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 15V AEC-Q101 5% Bi-Directional TPSMD15CA Littelfuse 1: $1.76 2,990In Stock	Mfr. Part No. TPSMD15CA Mouser Part No 576-TPSMD15CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 15V AEC-Q101 5% Bi-Directional Learn More about Littelfuse TPSMD TVS diodes	Datasheet	2,990In Stock	Cut Tape $1.76 $1.11 $0.884 $0.739 View Reel $0.486 $0.576 $0.495 $0.486	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 300V AEC-Q101 5% Uni-Directional TPSMB300A-A Littelfuse 1: $0.85 2,375In Stock	Mfr. Part No. TPSMB300A-A Mouser Part No 576-TPSMB300A-A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 300V AEC-Q101 5% Uni-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	2,375In Stock	Cut Tape $0.85 $0.678 $0.559 $0.461 $0.412 Reel $0.316 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 480V AEC-Q101 5% Uni-Directional TPSMB480A-A Littelfuse 1: $0.43 2,666In Stock	Mfr. Part No. TPSMB480A-A Mouser Part No 576-TPSMB480A-A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 480V AEC-Q101 5% Uni-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	2,666In Stock	Cut Tape $0.43 $0.423 $0.383 $0.372 Reel $0.316	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 1.2A 33V SMD AEC-Q200 ASMD150F/33-2 Littelfuse 1: $0.83 2,921In Stock	Mfr. Part No. ASMD150F/33-2 Mouser Part No 650-ASMD150F/33-2	Littelfuse	Resettable Fuses - PPTC 1.2A 33V SMD AEC-Q200 Learn More about Littelfuse polyswitch automotive pptcs	Datasheet	2,921In Stock	Cut Tape $0.83 $0.761 $0.632 $0.583 Reel $0.363 View $0.523 $0.483 $0.338	Min.: 1 Mult.: 1 : 1,500
ESD Protection Diodes / TVS Diodes 600W 16V AEC-Q101 5% Bi-Directional TPSMB16CA Littelfuse 1: $0.411 5,280In Stock	Mfr. Part No. TPSMB16CA Mouser Part No 576-TPSMB16CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 16V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	5,280In Stock	Cut Tape $0.411 $0.222 $0.206 $0.174 $0.172 Reel $0.172 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 24V AEC-Q101 5% Bi-Directional TPSMB24CA Littelfuse 1: $0.52 5,890In Stock	Mfr. Part No. TPSMB24CA Mouser Part No 576-TPSMB24CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 24V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	5,890In Stock	Cut Tape $0.52 $0.237 $0.172 Reel $0.172 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 82V AEC-Q101 5% Bi-Directional TPSMB82CA Littelfuse 1: $0.65 4,533In Stock	Mfr. Part No. TPSMB82CA Mouser Part No 576-TPSMB82CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 82V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	4,533In Stock	Cut Tape $0.65 $0.399 $0.319 $0.256 $0.231 Reel $0.172 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 200V AEC-Q101 5% Bi-Directional TPSMB200CA Littelfuse 1: $1.05 4,798In Stock	Mfr. Part No. TPSMB200CA Mouser Part No 576-TPSMB200CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 200V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	4,798In Stock	Cut Tape $1.05 $0.378 $0.345 $0.283 $0.281 Reel $0.28 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 13.2V 500MA-HD 70A SMD RF4564-000 Littelfuse 1: $0.761 2,671In Stock	Mfr. Part No. RF4564-000 Mouser Part No 576-RF4564-000	Littelfuse	Resettable Fuses - PPTC 13.2V 500MA-HD 70A SMD Learn More about Littelfuse polyswitch automotive pptcs	Datasheet	2,671In Stock	$0.761 $0.697 $0.578 $0.533 View $0.48 $0.442 $0.364	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 600W 200V AEC-Q101 5% Uni-Directional TPSMB200A Littelfuse 1: $1.15 2,584In Stock	Mfr. Part No. TPSMB200A Mouser Part No 576-TPSMB200A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 200V AEC-Q101 5% Uni-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	2,584In Stock	Cut Tape $1.15 $0.584 $0.478 $0.399 Reel $0.264 View $0.361 $0.263 $0.258 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 350V AEC-Q101 5% Bi-Directional TPSMB350CA-A Littelfuse 1: $0.911 3,040In Stock	Mfr. Part No. TPSMB350CA-A Mouser Part No 576-TPSMB350CA-A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 350V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	3,040In Stock	Cut Tape $0.911 $0.516 $0.465 $0.383 Reel $0.381 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 36V AEC-Q101 5% Uni-Directional TPSMB36A Littelfuse 1: $0.57 7,666In Stock	Mfr. Part No. TPSMB36A Mouser Part No 576-TPSMB36A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 36V AEC-Q101 5% Uni-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	7,666In Stock	Cut Tape $0.57 $0.322 $0.279 $0.229 $0.227 Reel $0.172 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 16V AEC-Q101 5% Uni-Directional TPSMC16A Littelfuse 1: $0.67 2,840In Stock	Mfr. Part No. TPSMC16A Mouser Part No 576-TPSMC16A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 16V AEC-Q101 5% Uni-Directional Learn More about Littelfuse tpsmc tvs diodes	Datasheet	2,840In Stock	Cut Tape $0.67 $0.518 $0.459 $0.357 $0.352 Reel $0.329 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 20V AEC-Q101 5% Uni-Directional TPSMC20A Littelfuse 1: $0.67 2,900In Stock	Mfr. Part No. TPSMC20A Mouser Part No 576-TPSMC20A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 20V AEC-Q101 5% Uni-Directional Learn More about Littelfuse tpsmc tvs diodes	Datasheet	2,900In Stock	Cut Tape $0.67 $0.583 $0.522 $0.409 $0.388 Reel $0.312 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 13.2V 500MA-HD 40A 1210 RF4565-000 Littelfuse 1: $0.57 3,378In Stock	Mfr. Part No. RF4565-000 Mouser Part No 576-RF4565-000	Littelfuse	Resettable Fuses - PPTC 13.2V 500MA-HD 40A 1210 Learn More about Littelfuse polyswitch automotive pptcs	Datasheet	3,378In Stock	$0.57 $0.52 $0.433 $0.398 View $0.358 $0.33 $0.263	Min.: 1 Mult.: 1
Resettable Fuses - PPTC .23A 60V SMD AEC-Q200 ASMD030F-2 Littelfuse 1: $0.811 2,021In Stock	Mfr. Part No. ASMD030F-2 Mouser Part No 650-ASMD030F-2	Littelfuse	Resettable Fuses - PPTC .23A 60V SMD AEC-Q200 Learn More about Littelfuse polyswitch automotive pptcs	Datasheet	2,021In Stock	Cut Tape $0.811 $0.747 $0.586 $0.568 Reel $0.345 View $0.515 $0.475 $0.426 $0.333 MouseReel Available	Min.: 1 Mult.: 1 : 2,000

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