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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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Type
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Output Current
Current Limit
On Resistance - Max
On Time - Max
Off Time - Max
Operating Supply Voltage
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Maximum Operating Temperature
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Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
96In Stock
15,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 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 SMART LW SIDE PWR 42V 3A
Datasheet
308In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 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
22,494Expected 2026/08/31
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

Low Side 1 Output 10 A 35 A 22 mOhms 115 us 210 us 3 V to 5.5 V - 40 C + 150 C SMD/SMT TO-252-5 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution HITFET
Datasheet
5,410On Order
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Low Side 1 Output 6 A 30 A 44 mOhms 100 us 160 us 2 V to 10 V - 40 C + 150 C SMD/SMT D2PAK-3 (TO-263-3) HITFET AEC-Q100 Reel, Cut Tape, MouseReel
Infineon Technologies Power Switch ICs - Power Distribution Automotive smart low-side switches
Datasheet
4,000Expected 2026/11/05
Min.: 1
Mult.: 1
: 4,000

Reel, Cut Tape

Infineon Technologies Power Switch ICs - Power Distribution SMART LW SIDE PWR 42V 3A
Datasheet
11,998On Order
MouseReel Available
Min.: 1
Mult.: 1
: 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 SMART LW SIDE PWR 42V 1.4A
Datasheet
4,000Expected 2026/09/24
MouseReel Available
Min.: 1
Mult.: 1
: 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