Reliable BMS Protection Solutions

Littelfuse provides a wide portfolio of products designed for reliable BMS protection, from EVs to grids. These products include fuses, TVS diodes, gate drivers, solid-state relays, sensors, and resistors. From small APL applications to utility grids, Littelfuse offers various modules and products with a wide range of specifications, ensuring engineers can find the most suitable choice for any project.

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Case Code - mm
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Littelfuse Current Sense Resistors - SMD 2T SSA3921 9W 70ppm 0.5mOhm1.0%
Datasheet
2,815In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Reel, Cut Tape, MouseReel SSA 500 uOhms 1 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.83 mm (0.033 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 4W 50ppm 3mOhm1.0%
Datasheet
1,927In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Reel, Cut Tape, MouseReel SSA 3 mOhms 1 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.42 mm (0.017 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA5931 10W 50ppm 1mOhm 1.0
Datasheet
1,847In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,500

Reel, Cut Tape, MouseReel SSA 1 mOhms 1 % 5931 15078 15 mm (0.591 in) 7.75 mm (0.305 in) 1.07 mm (0.042 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 6W 150ppm 0.5mOhm 1.0
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 500 uOhms 1 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.85 mm (0.033 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 6W 150ppm 0.5mOhm 5.0
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 500 uOhms 5 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.85 mm (0.033 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 6W 100ppm 1mOhm 1.0
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 1 mOhms 1 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.44 mm (0.017 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 6W 100ppm 1mOhm 5.0
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 1 mOhms 5 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.44 mm (0.017 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 6W 50ppm 2mOhm1.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 2 mOhms 1 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.67 mm (0.026 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 6W 50ppm 2mOhm5.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 2 mOhms 5 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.67 mm (0.026 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 4W 50ppm 3mOhm5.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 3 mOhms 5 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.42 mm (0.017 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 4W 50ppm 4mOhm1.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Reel, Cut Tape, MouseReel SSA 4 mOhms 1 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.33 mm (0.013 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA2512 4W 50ppm 4mOhm5.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 4 mOhms 5 % 2512 6432 6.35 mm (0.25 in) 3.02 mm (0.119 in) 0.33 mm (0.013 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 9W 150ppm 0.2mOhm1.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Reel, Cut Tape, MouseReel SSA 200 uOhms 1 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 1.4 mm (0.055 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 9W 150ppm 0.2mOhm5.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 200 uOhms 5 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 1.4 mm (0.055 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 10W 150ppm 0.3mOhm1.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 300 uOhms 1 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 1.28 mm (0.05 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 10W 150ppm 0.3mOhm5.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 300 uOhms 5 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 1.28 mm (0.05 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 9W 70ppm 0.5mOhm5.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 500 uOhms 5 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.83 mm (0.033 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 8W 70ppm 0.75mOhm 1.0
Datasheet
Non-Stocked Lead-Time 15 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Reel, Cut Tape, MouseReel SSA 750 uOhms 1 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.56 mm (0.022 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 8W 70ppm 0.75mOhm 5.0
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 750 uOhms 5 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.56 mm (0.022 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 7W 50ppm 1mOhm 1.0
Datasheet
Non-Stocked Lead-Time 15 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Reel, Cut Tape, MouseReel SSA 1 mOhms 1 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.42 mm (0.017 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 7W 50ppm 1mOhm 5.0
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 1 mOhms 5 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.42 mm (0.017 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 6W 50ppm 2mOhm1.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 2 mOhms 1 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.58 mm (0.023 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 6W 50ppm 2mOhm5.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 2 mOhms 5 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.58 mm (0.023 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 6W 50ppm 3mOhm1.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 3 mOhms 1 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.38 mm (0.015 in) Metal Film 2 Terminal SMD/SMT
Littelfuse Current Sense Resistors - SMD 2T SSA3921 6W 50ppm 3mOhm5.0%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

Reel SSA 3 mOhms 5 % 3921 50110 (Reversed) 10 mm (0.394 in) 5.2 mm (0.205 in) 0.38 mm (0.015 in) Metal Film 2 Terminal SMD/SMT