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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Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Product
Mounting Style
Termination Style
Package/Case
Voltage Rating AC
Voltage Rating DC
Varistor Voltage
Clamping Voltage
Peak Surge Current
Surge Energy Rating
Capacitance
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
Littelfuse Varistors 12V 410pF 0805 AEC-Q200 MLA AUTO
Datasheet
9.725In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0805 (2012 metric) 9 VAC 12 VDC 14 V 29 V 40 A 100 mJ 410 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 18V 1270pF 1206 AEC-Q200 MLA AUTO
Datasheet
2.896In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 1206 (3216 metric) 14 VAC 18 VDC 28 V 44 V 150 A 400 mJ 1270 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 48V 520pF 1210 AEC-Q200 MLA AUTO
Datasheet
4.194In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

MLA AUTO MLVs PCB Mount SMD/SMT 1210 (3225 metric) 40 VAC 48 VDC 66.5 V 105 V 250 A 1.2 J 400 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 14V 180pF 0603 AEC-Q200 MLA AUTO
Datasheet
13.046In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0603 (1608 metric) 10 VAC 14 VDC 21.5 V 34.5 V 30 A 100 mJ 180 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 24V 2220 125C AUML AEC-Q200 Low Profile
Datasheet
637In Stock
Min.: 1
Mult.: 1
Reel: 1.000

AUML MLVs PCB Mount SMD/SMT 2220 (5650 metric) 24 VDC 39 V 60 V 10 A 25 J - 40 C + 125 C AEC-Q100 Reel, Cut Tape
Littelfuse Varistors 30V 90pF 0603 AEC-Q200 MLA AUTO
Datasheet
35.172In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0603 (1608 metric) 25 VAC 30 VDC 46 V 74 V 30 A 100 mJ 90 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 30V 1760pF 1210 AEC-Q200 MLA AUTO
Datasheet
1.968In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

MLA AUTO MLVs PCB Mount SMD/SMT 1210 (3225 metric) 25 VAC 30 VDC 43 V 68 V 220 A 900 mJ 600 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 18V 290pF 0805 AEC-Q200 MLA AUTO
Datasheet
3.544In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0805 (2012 metric) 14 VAC 18 VDC 28 V 44 V 40 A 100 mJ 290 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 18V 1440pF 1210 AEC-Q200 MLA AUTO
Datasheet
1.395In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

MLA AUTO MLVs PCB Mount SMD/SMT 1210 (3225 metric) 14 VAC 18 VDC 28 V 44 V 500 A 2.5 J 2930 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 5.5V 1840pF 0805 AEC-Q200 MLA AUTO
Datasheet
4.862In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0805 (2012 metric) 4 VAC 5 VDC 9.3 V 17.5 V 120 A 300 mJ 1840 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 18 VDC 6J 40V-CL
Datasheet
1.391In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1.000

AUML MLVs PCB Mount SMD/SMT 1812 (4532 metric) 18 VDC 32 V 40 V 5 A 6 J - 40 C + 125 C Reel, Cut Tape, MouseReel
Littelfuse Varistors 30V 90pF 0805 AEC-Q200 MLA AUTO
Datasheet
4.480In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0805 (2012 metric) 25 VAC 30 VDC 46 V 72 V 30 A 100 mJ 130 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 18V 1206 125C AUML AEC-Q200 Low Profile
Datasheet
4.720In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

AUML MLVs PCB Mount SMD/SMT 1206 (3216 metric) 18 VDC 23 V 40 V 1.5 A 1.5 J - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 18V 2220 125C AUML AEC-Q200 Low Profile
Datasheet
1.691In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1.000
AUML MLVs PCB Mount SMD/SMT 2220 (5650 metric) 18 VDC 23 V 40 V 10 A 25 J - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 26V 220pF 0805 AEC-Q200 MLA AUTO
Datasheet
24.010In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0805 (2012 metric) 20 VAC 26 VDC 38.5 V 60 V 100 A 300 mJ 220 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 26V 1040pF 1210 AEC-Q200 MLA AUTO
Datasheet
9.904In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

MLA AUTO MLVs PCB Mount SMD/SMT 1210 (3225 metric) 20 VAC 26 VDC 38.5 V 60 V 300 A 1.2 J 1480 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 33V 500pF 1206 AEC-Q200 MLA AUTO
Datasheet
13.398In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 1206 (3216 metric) 26 VAC 33 VDC 49 V 75 V 180 A 800 mJ 500 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 42V 425pF 1206 AEC-Q200 MLA AUTO
Datasheet
5.268In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 1206 (3216 metric) 30 VAC 42 VDC 60 V 92 V 180 A 800 mJ 425 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 48V 2220 125C AUML AEC-Q200 Low Profile
Datasheet
2.067In Stock
Min.: 1
Mult.: 1
Reel: 1.000

AUML MLVs PCB Mount SMD/SMT 2220 (5650 metric) 48 VDC 66.5 V 105 V 10 A 25 J - 40 C + 125 C AEC-Q100 Reel, Cut Tape
Littelfuse Varistors 5.5V 500pF 0603 AEC-Q200 MLA AUTO
Datasheet
38.119In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0603 (1608 metric) 4 VAC 5 VDC 9.3 V 17.5 V 30 A 100 mJ 960 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 14V 560pF 0805 AEC-Q200 MLA AUTO
Datasheet
2.286In Stock
2.500Expected 05/06/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0805 (2012 metric) 10 VAC 14 VDC 20.3 V 32 V 120 A 300 mJ 560 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 14V 1400pF 1206 AEC-Q200 MLA AUTO
Datasheet
16In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 1206 (3216 metric) 10 VAC 14 VDC 20.3 V 32 V 150 A 400 mJ 1200 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 1W 16V 2220 AEC-Q200
Datasheet
421In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

AUML MLVs PCB Mount SMD/SMT 2220 (5650 metric) 16 VDC 26.4 V 42 V 50 J 0.025 uF - 55 C + 125 C AEC-Q200 Reel, Cut Tape, MouseReel
Littelfuse Varistors 18V 1210 125C AUML AEC-Q200 Low Profile
Datasheet
1.648In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

AUML MLVs PCB Mount SMD/SMT 1210 (3225 metric) 18 VDC 32 V 40 V 1.5 A 3 J - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel
Littelfuse Varistors 18V 120pF 0603 AEC-Q200 MLA AUTO
Datasheet
1.209In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

MLA AUTO MLVs PCB Mount SMD/SMT 0603 (1608 metric) 14 VAC 18 VDC 28 V 50 V 30 A 100 mJ 120 pF - 55 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel