HITFET™ Smart Low-Side Switches

Infineon HITFET™ Smart Low-Side Switches are versatile power transistors ideally designed for automotive and industrial applications. Their built-in intelligence and protective features offer improved performance & reliability over conventional, discrete solutions. The HITFET Smart Low-Side Switches provide a higher level of protection with overtemperature, short circuit, overcurrent, overvoltage, and ESD. Infineon HITFET combines all these protection features in one easy-to-use device.

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Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR SWITCH 42V 2.17A
Datasheet
51.053In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

Low Side 1 Output 2.17 A 15 A 100 mOhms 100 us 100 us 10 V - 40 C + 150 C SMD/SMT SOT-223-4 HITFET Reel, Cut Tape, MouseReel

Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 1.4A
Datasheet
53.542In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

Low Side 1 Output 1.4 A 7.5 A 200 mOhms 100 us 100 us 1.3 V to 2.2 V - 40 C + 150 C SMD/SMT SOT-223-4 HITFET Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
5.986In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.000

Low Side 1 Output 4 A 10 A 100 mOhms 2.8 us 4 us 3 V to 5.5 V - 40 C + 150 C SMD/SMT TDSO-8 BTF3050EJ Reel, Cut Tape, MouseReel

Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 3A
Datasheet
24.852In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

Low Side 1 Output 3 A 24 A 50 mOhms 100 us 100 us 1.3 V to 2.2 V - 40 C + 150 C SMD/SMT SOT-223-4 HITFET Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 1.3A
Datasheet
13.366In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 2 Output 1.3 A 7.5 A 200 mOhms 100 us 100 us 1.3 V to 2.2 V - 40 C + 150 C SMD/SMT SOIC-8 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 3A
Datasheet
13.884In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

Low Side 1 Output 3 A 24 A 50 mOhms 100 us 100 us 1.3 V to 2.2 V - 40 C + 150 C SMD/SMT SOT-223-4 HITFET Reel, Cut Tape, MouseReel

Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 3A
Datasheet
22.470In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

Low Side 1 Output 3 A 24 A 50 mOhms 100 us 100 us - 40 C + 150 C SMD/SMT SOT-223-4 HITFET Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
12.741In Stock
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 1 Output 5 A 20 A 70 mOhms 115 us 210 us 3 V to 5.5 V - 40 C + 150 C SMD/SMT HITFET AEC-Q100 Reel, Cut Tape

Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 2.17A
Datasheet
45.155In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

Low Side 1 Output 2.1 A 15 A 100 mOhms 100 us 100 us - 40 C + 150 C SMD/SMT SOT-223-4 HITFET Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
13.918In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 1 Output 3 A 30 A 100 mOhms 15 us 30 us 3 V to 5.5 V - 40 C + 150 C SMD/SMT TO-252-5 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET SMART LOWSIDE PWR SW
Datasheet
9.921In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500
Low Side 1 Output 2 A 6 A 104 mOhms 120 us 200 us 2 V to 10 V - 40 C + 150 C SMD/SMT TO-252-3 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET SMART LOWSIDE PWR SW
Datasheet
9.523In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 1 Output 2 A 6 A 104 mOhms 100 us 120 us 2 V to 10 V - 40 C + 150 C SMD/SMT TO-252-3 HITFET AEC-Q100 Reel, Cut Tape, MouseReel

Infineon Technologies Power Switch ICs - Power Distribution HITFET SMART LOW SIDE
Datasheet
8.559In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 1 Output 350 mA 600 mA 700 mOhms 38 us 45 us - 40 C + 150 C SMD/SMT SOIC-8 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
4.989In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 1 Output 7.5 A 42 A 10 mOhms 10 us 15 us 5.5 V to 30 V - 40 C + 150 C SMD/SMT TO-252-5 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 2.4A
Datasheet
1.431In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

High Side 1 Output 2.4 A 15 A 100 mOhms 100 us 100 us - 40 C + 150 C SMD/SMT TO-252-3 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies BTS3134D
Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 3.5A
Datasheet
1.727In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 2 Output 3.5 A 24 A 90 mOhms 100 us 100 us 10 V - 40 C + 150 C SMD/SMT TO-252-3 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
1.856In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 1 Output 2 A 7 A 250 mOhms 115 us 210 us 3 V to 5.5 V - 40 C + 150 C SMD/SMT HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
11.888In Stock
2.857Expected 4/6/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.000

Low Side 1 Output 16 A 63 mOhms 17 us 44.2 us 3.3 V to 5.5 V - 40 C + 150 C SMD/SMT TDSO-8 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 2.17A
Datasheet
21.149In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

Low Side 1 Output 2.1 A 15 A 100 mOhms 100 us 100 us - 40 C + 150 C SMD/SMT SOT-223-4 HITFET Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
32.810In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.000

Low Side 1 Output 5 A 20 A 70 mOhms 115 us 210 us 3 V to 5.5 V - 40 C + 150 C SMD/SMT HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution 10mOhm SMART LW SIDE PWR SWITCH
Datasheet
9.893In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 1 Output 7.8 A 70 A 10 mOhms 250 us 250 us 6 V to 45 V - 40 C + 150 C SMD/SMT TO-252-5 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution 0.8ohm HITFET Prtctd Auto/Ind. Relay Drv
Datasheet
39.416In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.000

Low-Side 1 Output 350 mA 1.6 Ohms 5 us 5 us - 40 C + 150 C SMD/SMT SCT-595-5 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
13.109In Stock
9.000Expected 4/23/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3.000

Low Side 1 Output 7 A 30 A 20 mOhms 42.2 us 139 us 3.3 V to 5.5 V - 40 C + 150 C SMD/SMT Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
11.077In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Low Side 1 Output 7.5 A 42 A 10 mOhms 22 us 24 us 5.5 V to 30 V - 40 C + 150 C SMD/SMT TO-252-5 HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution NPN Silicon AF TRANSISTOR
Datasheet
25.226In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 4.000

Low Side 1 Output 1.8 A 7.5 A 200 mOhms 100 us 100 us - 40 C + 150 C SMD/SMT SOT-223-4 HITFET Reel, Cut Tape, MouseReel