BUKx Automotive MOSFETs

Nexperia BUKx Automotive MOSFETs are logic-level N-channel MOSFETs featuring TrenchMOS technology. Designed and qualified to meet AEC-Q101 standards, the Nexperia BUKx MOSFETs are ideal for demanding automotive applications, including 12V systems, motor control, and start-stop micro-hybrid systems. The MOSFETs offer excellent thermal performance with a maximum operating temperature of +175°C, making the devices suitable for thermally challenging environments.

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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 Technology
Mounting Style
Package/Case
Transistor Polarity
Number of Channels
Vds - Drain-Source Breakdown Voltage
Id - Continuous Drain Current
Rds On - Drain-Source Resistance
Vgs - Gate-Source Voltage
Vgs th - Gate-Source Threshold Voltage
Qg - Gate Charge
Minimum Operating Temperature
Maximum Operating Temperature
Pd - Power Dissipation
Channel Mode
Packaging
Nexperia MOSFETs BUK7Y4R4-40E/SOT669/LFPAK
Datasheet
1,481In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56-5 N-Channel 1 Channel 40 V 100 A 3.3 mOhms - 20 V, 20 V 3 V 39 nC - 55 C + 175 C 147 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7Y65-100E/SOT669/LFPAK
Datasheet
2,805In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56-5 N-Channel 1 Channel 100 V 19 A 44 mOhms - 20 V, 20 V 3 V 17.8 nC - 55 C + 175 C 64 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9K29-100E/SOT1205/LFPAK56D
Datasheet
255In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56D-8 N-Channel 2 Channel 100 V 30 A 25.1 mOhms - 15 V, 15 V 1.7 V 5.6 nC - 55 C + 175 C 68 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9K35-60E/SOT1205/LFPAK56D
Datasheet
2,355In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56D-8 N-Channel 2 Channel 60 V 22 A 32 mOhms - 10 V, 10 V 1.4 V 7.8 nC - 55 C + 175 C 38 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9K45-100E/SOT1205/LFPAK56D
Datasheet
1,845In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56D-8 N-Channel 2 Channel 100 V 21 A 38.3 mOhms - 15 V, 15 V 1.7 V 33.5 nC - 55 C + 175 C 53 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9K52-60E/SOT1205/LFPAK56D
Datasheet
1,256In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56D-8 N-Channel 2 Channel 60 V 16 A 47.3 mOhms - 15 V, 15 V 1.7 V 5.6 nC - 55 C + 175 C 32 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9K6R2-40E/SOT1205/LFPAK56D
Datasheet
1,231In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56D-8 N-Channel 2 Channel 40 V 40 A 5.27 mOhms - 15 V, 15 V 1.7 V 35.4 nC - 55 C + 175 C 68 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9K89-100E/SOT1205/LFPAK56D
Datasheet
1,244In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56D-8 N-Channel 2 Channel 100 V 12.5 A 75.8 mOhms - 15 V, 15 V 1.7 V 16.8 nC - 55 C + 175 C 38 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9M15-40H/SOT1210/mLFPAK
Datasheet
26In Stock
1,500Expected 05/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-33-8 N-Channel 1 Channel 40 V 30 A 15 mOhms - 10 V, 16 V 1.5 V 16.2 nC - 55 C + 175 C 44 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y107-80E/SOT669/LFPAK
Datasheet
1,573In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56-5 N-Channel 1 Channel 80 V 11.8 A 98 mOhms - 10 V, 10 V 1.4 V 6.2 nC - 55 C + 175 C 37 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y12-40E/SOT669/LFPAK
Datasheet
193In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 40 V 52 A 10 mOhms - 10 V, 10 V 1.4 V 9.8 nC - 55 C + 175 C 65 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y25-60E/SOT669/LFPAK
Datasheet
4,504In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 60 V 34 A 21.5 mOhms - 10 V, 10 V 1.4 V 12 nC - 55 C + 175 C 65 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y38-100E/SOT669/LFPAK
Datasheet
2,642In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 100 V 30 A 31.3 mOhms - 10 V, 10 V 1.7 V 21.6 nC - 55 C + 175 C 94.9 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y3R5-40E/SOT669/LFPAK
Datasheet
1,204In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 40 V 100 A 3.6 mOhms - 10 V, 10 V 1.4 V 30.2 nC - 55 C + 175 C 167 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y43-60E/SOT669/LFPAK
Datasheet
11,275In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 60 V 22 A 38 mOhms - 10 V, 10 V 1.4 V 8.2 nC - 55 C + 175 C 45 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y4R4-40E/SOT669/LFPAK
Datasheet
1,279In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 40 V 100 A 3.7 mOhms - 10 V, 10 V 1.7 V 26.8 nC - 55 C + 175 C 147 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y59-60E/SOT669/LFPAK
Datasheet
202In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 60 V 16.7 A 51 mOhms - 10 V, 10 V 1.7 V 6.1 nC - 55 C + 175 C 37 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y65-100E/SOT669/LFPAK
Datasheet
6,333In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 100 V 19 A 51.4 mOhms - 15 V, 15 V 1.7 V 14 nC - 55 C + 175 C 64 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y6R0-60E/SOT669/LFPAK
Datasheet
1,983In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 60 V 100 A 4.6 mOhms - 15 V, 15 V 1.7 V 39.4 nC - 55 C + 175 C 195 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y8R7-60E/SOT669/LFPAK
Datasheet
1,377In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 60 V 86 A 6.8 mOhms - 15 V, 15 V 1.7 V 31 nC - 55 C + 175 C 147 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK762R6-60E/SOT404/D2PAK
Datasheet
41In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 800

Si SMD/SMT D2PAK-3 (TO-263-3) N-Channel 1 Channel 60 V 120 A 1.97 mOhms - 20 V, 20 V 3 V 140 nC - 55 C + 175 C 324 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK964R2-80E/SOT404/D2PAK
Datasheet
340In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 800

Si SMD/SMT D2PAK-3 (TO-263-3) N-Channel 1 Channel 80 V 120 A 4.2 mOhms - 10 V, 10 V 1.7 V 123 nC - 55 C + 175 C 349 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9K31-100L/SOT1205/LFPAK56D
Datasheet
230In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT Power SO-8 N-Channel 2 Channel 100 V 24 A 31.7 mOhms - 20 V, 20 V 2.05 V 16.2 nC - 55 C + 175 C 43 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9M16-100L/SOT1210/mLFPAK
Datasheet
3,126In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT Power33-4 N-Channel 1 Channel 100 V 45 A 15.3 mOhms - 20 V, 20 V 2.05 V 28.5 nC - 55 C + 175 C 19.9 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9M60-100L/SOT1210/mLFPAK
Datasheet
2,655In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT Power33-8 N-Channel 1 Channel 100 V 19 A 60 mOhms - 20 V, 20 V 2.05 V 9.8 nC - 55 C + 175 C 50.4 W Enhancement Reel, Cut Tape, MouseReel