Circuit Protection – Mouser Japan

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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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Types of Circuit Protection

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
Surface Mount Fuses FUSE 35V FA 1206 8A AECQ 0437008.WRA Littelfuse 1: ¥307.3 5,266In Stock	Mfr. Part # 0437008.WRA Mouser Part # 576-0437008.WRA	Littelfuse	Surface Mount Fuses FUSE 35V FA 1206 8A AECQ Learn More about Littelfuse 437a fuses	Datasheet	5,266In Stock	Cut Tape ¥307.3 ¥262.4 ¥247.5 ¥202.6 View Reel ¥132.5 ¥179.4 ¥167.8 ¥148.5 ¥136.9 ¥132.5 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 2A 32V FAST ACTING 0440002.WRA Littelfuse 1: ¥327.2 3,954In Stock	Mfr. Part # 0440002.WRA Mouser Part # 576-0440002.WRA	Littelfuse	Surface Mount Fuses 2A 32V FAST ACTING Learn More about Littelfuse 440a fuses	Datasheet	3,954In Stock	Cut Tape ¥327.2 ¥282.4 ¥265.8 ¥217.6 View Reel ¥143 ¥191 ¥179.4 ¥158.1 ¥146.7 ¥143 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses FUSE 63V AUTOC HIGH I2T 1206 3A 0440003.WRA Littelfuse 1: ¥327.2 2,419In Stock	Mfr. Part # 0440003.WRA Mouser Part # 576-0440003.WRA	Littelfuse	Surface Mount Fuses FUSE 63V AUTOC HIGH I2T 1206 3A Learn More about Littelfuse 440a fuses	Datasheet	2,419In Stock	Cut Tape ¥327.2 ¥282.4 ¥265.8 ¥217.6 View Reel ¥143 ¥191 ¥179.4 ¥158.1 ¥146.7 ¥143 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 7A 63V FAST ACTING 0440007.WRA Littelfuse 1: ¥327.2 2,126In Stock	Mfr. Part # 0440007.WRA Mouser Part # 576-0440007.WRA	Littelfuse	Surface Mount Fuses 7A 63V FAST ACTING Learn More about Littelfuse 440a fuses	Datasheet	2,126In Stock	Cut Tape ¥327.2 ¥282.4 ¥265.8 ¥217.6 View Reel ¥143 ¥191 ¥179.4 ¥158.1 ¥146.7 ¥143 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses FUSE 63V AUTOC HIGH I2T 1206 2.5A 044002.5WRA Littelfuse 1: ¥327.2 4,362In Stock	Mfr. Part # 044002.5WRA Mouser Part # 576-044002.5WRA	Littelfuse	Surface Mount Fuses FUSE 63V AUTOC HIGH I2T 1206 2.5A Learn More about Littelfuse 440a fuses	Datasheet	4,362In Stock	Cut Tape ¥327.2 ¥282.4 ¥265.8 ¥217.6 View Reel ¥143 ¥191 ¥179.4 ¥158.1 ¥146.7 ¥143 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses FUSE 32V HIGH I2T 0603 2A AEC-Q200 0441002.WRA Littelfuse 1: ¥292.3 3,365In Stock	Mfr. Part # 0441002.WRA Mouser Part # 576-0441002.WRA	Littelfuse	Surface Mount Fuses FUSE 32V HIGH I2T 0603 2A AEC-Q200 Learn More about Littelfuse 441 smd fuses	Datasheet	3,365In Stock	Cut Tape ¥292.3 ¥252.5 ¥237.5 ¥196 View Reel ¥131.1 ¥174.4 ¥161.8 ¥144.2 ¥131.7 ¥131.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses FUSE 32V HIGH I2T 0603 3A AEC-Q200 0441003.WRA Littelfuse 1: ¥333.9 3,138In Stock	Mfr. Part # 0441003.WRA Mouser Part # 576-0441003.WRA	Littelfuse	Surface Mount Fuses FUSE 32V HIGH I2T 0603 3A AEC-Q200 Learn More about Littelfuse 441 smd fuses	Datasheet	3,138In Stock	Cut Tape ¥333.9 ¥277.4 ¥255.8 ¥212.6 View Reel ¥131.1 ¥196 ¥176.1 ¥162.1 ¥149.3 ¥131.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses FUSE 32V HIGH I2T 0603 5A AEC-Q200 0441005.WRA Littelfuse 1: ¥304 5,814In Stock	Mfr. Part # 0441005.WRA Mouser Part # 576-0441005.WRA	Littelfuse	Surface Mount Fuses FUSE 32V HIGH I2T 0603 5A AEC-Q200 Learn More about Littelfuse 441 smd fuses	Datasheet	5,814In Stock	Cut Tape ¥304 ¥260.8 ¥244.2 ¥199.3 View Reel ¥124.1 ¥177.7 ¥164.8 ¥147 ¥135.5 ¥124.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses FUSE 32V HIGH I2T 0603 6A AEC-Q200 0441006.WRA Littelfuse 1: ¥292.3 3,945In Stock	Mfr. Part # 0441006.WRA Mouser Part # 576-0441006.WRA	Littelfuse	Surface Mount Fuses FUSE 32V HIGH I2T 0603 6A AEC-Q200 Learn More about Littelfuse 441 smd fuses	Datasheet	3,945In Stock	Cut Tape ¥292.3 ¥259.1 ¥244.2 ¥199.3 View Reel ¥131.1 ¥171.1 ¥163.4 ¥141.5 ¥131.1 ¥131.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses FUSE 32V HIGH I2T 0603 3.5A AEC-Q200 044103.5WRA Littelfuse 1: ¥304 2,931In Stock	Mfr. Part # 044103.5WRA Mouser Part # 576-044103.5WRA	Littelfuse	Surface Mount Fuses FUSE 32V HIGH I2T 0603 3.5A AEC-Q200 Learn More about Littelfuse 441 smd fuses	Datasheet	2,931In Stock	Cut Tape ¥304 ¥260.8 ¥244.2 ¥199.3 View Reel ¥131.1 ¥177.7 ¥164.8 ¥147 ¥135.5 ¥131.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF AEC-Q200 QUAL AXGD10603NR Littelfuse 1: ¥171.1 26,321In Stock 110,000On Order	Mfr. Part # AXGD10603NR Mouser Part # 576-AXGD10603NR	Littelfuse	ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF AEC-Q200 QUAL Learn More about Littelfuse axgd suppressors	Datasheet	26,321In Stock 110,000On Order On Order Ship Dates Mfr. #: AXGD10603NR Stock: 26,321 Can Ship Immediately On Order: 25,000 Expected 12/2/2026 85,000 Expected 12/22/2026 Factory Lead-Time: 15 Weeks	Cut Tape ¥171.1 ¥78.7 ¥69.8 ¥53.7 View Reel ¥35.9 ¥52.3 ¥48.2 ¥35.9 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Resettable Fuses - PPTC 33V 750MA-HD 100A 1812 MINIASMDC075F/33-2 Littelfuse 1: ¥116.3 5,013In Stock	Mfr. Part # MINIASMDC075F/33-2 Mouser Part # 576-RF4567-000	Littelfuse	Resettable Fuses - PPTC 33V 750MA-HD 100A 1812 Learn More about Littelfuse polyswitch automotive pptcs	Datasheet	5,013In Stock	Cut Tape ¥116.3 ¥106.8 ¥88.7 ¥81.9 Reel ¥67.8 View ¥73.6 ¥67.9 ¥61 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
ESD Protection Diodes / TVS Diodes 600W 33V AEC-Q101 5% Uni-Directional TPSMA6L33A Littelfuse 1: ¥141.2 25,442In Stock	Mfr. Part # TPSMA6L33A Mouser Part # 576-TPSMA6L33A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 33V AEC-Q101 5% Uni-Directional Learn More about Littelfuse TPSMA6L TVS diodes	Datasheet	25,442In Stock	Cut Tape ¥141.2 ¥65.3 ¥56 ¥42.7 Reel ¥27.7 ¥27.2 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 33V AEC-Q101 5% Bi-Directional TPSMB33CA Littelfuse 1: ¥146.2 10,125In Stock	Mfr. Part # TPSMB33CA Mouser Part # 576-TPSMB33CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 33V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	10,125In Stock	Cut Tape ¥146.2 ¥66.9 ¥59.1 ¥45.2 Reel ¥29.1 View ¥45 ¥28.9 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 650V AEC-Q101 5% Bi-Directional TPSMB650CA-A Littelfuse 1: ¥257.5 4,186In Stock 6,000Expected 3/31/2027	Mfr. Part # TPSMB650CA-A Mouser Part # 576-TPSMB650CA-A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 650V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmb tvs diodes	Datasheet	4,186In Stock 6,000Expected 3/31/2027	Cut Tape ¥257.5 ¥124.7 ¥107.8 ¥84.5 ¥80.2 Reel ¥65.4 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 22V AEC-Q101 5% Bi-Directional TPSMC22CA Littelfuse 1: ¥212.6 8,850In Stock	Mfr. Part # TPSMC22CA Mouser Part # 576-TPSMC22CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 22V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmc tvs diodes	Datasheet	8,850In Stock	Cut Tape ¥212.6 ¥101.3 ¥91.9 ¥71.3 Reel ¥52 ¥49.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 30V AEC-Q101 5% Bi-Directional TPSMC30CA Littelfuse 1: ¥217.6 9,611In Stock	Mfr. Part # TPSMC30CA Mouser Part # 576-TPSMC30CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 30V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmc tvs diodes	Datasheet	9,611In Stock	Cut Tape ¥217.6 ¥101.3 ¥90 ¥69.9 ¥68.4 Reel ¥49.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 33V AEC-Q101 5% Uni-Directional TPSMC33A Littelfuse 1: ¥220.9 5,959In Stock	Mfr. Part # TPSMC33A Mouser Part # 576-TPSMC33A	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 33V AEC-Q101 5% Uni-Directional Learn More about Littelfuse tpsmc tvs diodes	Datasheet	5,959In Stock	Cut Tape ¥220.9 ¥107.5 ¥91.9 ¥74.1 ¥68.9 Reel ¥49.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 43V AEC-Q101 5% Bi-Directional TPSMC43CA Littelfuse 1: ¥215.9 5,551In Stock	Mfr. Part # TPSMC43CA Mouser Part # 576-TPSMC43CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 43V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmc tvs diodes	Datasheet	5,551In Stock	Cut Tape ¥215.9 ¥136.5 ¥101.3 ¥87.5 Reel ¥55.1 View ¥69.9 ¥68.4 ¥49.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 56V AEC-Q101 5% Bi-Directional TPSMC56CA Littelfuse 1: ¥206 4,769In Stock	Mfr. Part # TPSMC56CA Mouser Part # 576-TPSMC56CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 56V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmc tvs diodes	Datasheet	4,769In Stock	Cut Tape ¥206 ¥101.3 ¥85 ¥66.3 ¥60 Reel ¥49.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1.5kW 68V AEC-Q101 5% Bi-Directional TPSMC68CA Littelfuse 1: ¥207.6 6,032In Stock 6,000Expected 1/26/2027	Mfr. Part # TPSMC68CA Mouser Part # 576-TPSMC68CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1.5kW 68V AEC-Q101 5% Bi-Directional Learn More about Littelfuse tpsmc tvs diodes	Datasheet	6,032In Stock 6,000Expected 1/26/2027	Cut Tape ¥207.6 ¥101.3 ¥87.9 ¥69.9 ¥64.3 Reel ¥49.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 15V AEC-Q101 5% Uni-Directional TPSMD15A Littelfuse 1: ¥206 4,371In Stock	Mfr. Part # TPSMD15A Mouser Part # 576-TPSMD15A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 15V AEC-Q101 5% Uni-Directional Learn More about Littelfuse TPSMD TVS diodes	Datasheet	4,371In Stock	Cut Tape ¥206 ¥136.2 ¥116.9 ¥95.5 ¥89.5 Reel ¥73.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 22V AEC-Q101 5% Uni-Directional TPSMD22A Littelfuse 1: ¥206 6,651In Stock	Mfr. Part # TPSMD22A Mouser Part # 576-TPSMD22A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 22V AEC-Q101 5% Uni-Directional Learn More about Littelfuse TPSMD TVS diodes	Datasheet	6,651In Stock	Cut Tape ¥206 ¥130.2 ¥116.3 ¥93.7 ¥79.2 Reel ¥73.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 24V AEC-Q101 5% Bi-Directional TPSMD24CA Littelfuse 1: ¥206 3,765In Stock 15,000Expected 10/27/2026	Mfr. Part # TPSMD24CA Mouser Part # 576-TPSMD24CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 24V AEC-Q101 5% Bi-Directional Learn More about Littelfuse TPSMD TVS diodes	Datasheet	3,765In Stock 15,000Expected 10/27/2026	Cut Tape ¥206 ¥136.2 ¥116.3 ¥97.3 Reel ¥73.4 ¥73.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 26V AEC-Q101 5% Uni-Directional TPSMD26A Littelfuse 1: ¥206 4,014In Stock	Mfr. Part # TPSMD26A Mouser Part # 576-TPSMD26A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 26V AEC-Q101 5% Uni-Directional Learn More about Littelfuse TPSMD TVS diodes	Datasheet	4,014In Stock	Cut Tape ¥206 ¥136.2 ¥116.3 ¥93.7 ¥86.4 Reel ¥73.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000