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 BUK9Y14-80E/SOT669/LFPAK
Datasheet
10,882In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 80 V 62 A 12.2 mOhms - 15 V, 15 V 1.7 V 28.9 nC - 55 C + 175 C 147 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y15-60E/SOT669/LFPAK
Datasheet
4,386In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 60 V 53 A 12.1 mOhms - 15 V, 15 V 1.7 V 17.2 nC - 55 C + 175 C 95 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y21-40E/SOT669/LFPAK
Datasheet
6,758In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 40 V 33 A 17 mOhms - 10 V, 10 V 1.4 V 7 nC - 55 C + 175 C 45 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y29-40E/SOT669/LFPAK
Datasheet
13,787In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 40 V 25 A 25.8 mOhms - 10 V, 10 V 1.7 V 5 nC - 55 C + 175 C 37 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y41-80E/SOT669/LFPAK
Datasheet
7,931In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 80 V 24 A 35.7 mOhms - 10 V, 10 V 1.7 V 11.9 nC - 55 C + 175 C 64 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y43-60E/SOT669/LFPAK
Datasheet
11,260In 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 BUK9Y4R8-60E/SOT669/LFPAK
Datasheet
2,144In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 60 V 100 A 3.3 mOhms - 15 V, 15 V 1.7 V 50 nC - 55 C + 175 C 238 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y72-80E/SOT669/LFPAK
Datasheet
6,838In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 80 V 15 A 65 mOhms - 15 V, 15 V 1.7 V 7.9 nC - 55 C + 175 C 45 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y7R2-60E/SOT669/LFPAK
Datasheet
4,823In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 60 V 100 A 5.4 mOhms - 15 V, 15 V 1.7 V 35 nC - 55 C + 175 C 167 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9Y8R5-80E/SOT669/LFPAK
Datasheet
2,648In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 80 V 100 A 8 mOhms - 10 V, 10 V 1.4 V 54.7 nC - 55 C + 175 C 238 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9K12-80L/SOT1205/LFPAK56D
Datasheet
944In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT Power SO-8 N-Channel 2 Channel 80 V 51 A 11.2 mOhms - 20 V, 20 V 2.05 V 66 nC - 55 C + 175 C 68 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9K35-100L/SOT1205/LFPAK56D
Datasheet
1,493In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT Power SO-8 N-Channel 2 Channel 100 V 23 A 35 mOhms - 20 V, 20 V 2.05 V 16.5 nC - 55 C + 175 C 42 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK9M60-100L/SOT1210/mLFPAK
Datasheet
2,845In 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
Nexperia MOSFETs BUK7K25-40E/SOT1205/LFPAK56D
Datasheet
707In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56D-8 N-Channel 2 Channel 40 V 27 A 21.25 mOhms - 20 V, 20 V 3 V 7.9 nC - 55 C + 175 C 32 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7K52-60E/SOT1205/LFPAK56D
Datasheet
917In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-33-8 N-Channel 2 Channel 60 V 15.4 A 45 mOhms - 20 V, 20 V 3 V 9.2 nC - 55 C + 175 C 32 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7K5R1-30E/SOT1205/LFPAK56D
Datasheet
884In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56D-8 N-Channel 2 Channel 30 V 40 A 4.34 mOhms - 20 V, 20 V 3 V 31.1 nC - 55 C + 175 C 68 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7K5R6-30E/SOT1205/LFPAK56D
Datasheet
1,336In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56D-8 N-Channel 2 Channel 30 V 40 A 4.76 mOhms - 20 V, 20 V 3 V 29.7 nC - 55 C + 175 C 64 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7Y12-40E/SOT669/LFPAK
Datasheet
620In Stock
1,500Expected 2026/09/15
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT SOT-669-5 N-Channel 1 Channel 40 V 52 A 9.3 mOhms - 20 V, 20 V 3 V 15 nC - 55 C + 175 C 65 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7Y14-80E/SOT669/LFPAK
Datasheet
1,349In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56-5 N-Channel 1 Channel 80 V 65 A 9.2 mOhms - 20 V, 20 V 3 V 44.8 nC - 55 C + 175 C 147 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7Y15-60E/SOT669/LFPAK
Datasheet
79In Stock
7,500Expected 2026/09/15
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56-5 N-Channel 1 Channel 60 V 53 A 9.6 mOhms - 20 V, 20 V 3 V 25.41 nC - 55 C + 175 C 94 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7Y153-100E/SOT669/LFPAK
Datasheet
1,483In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56-5 N-Channel 1 Channel 100 V 9.4 A 104 mOhms - 20 V, 20 V 3 V 9.4 nC - 55 C + 175 C 37.3 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7Y21-40E/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 33 A 17.8 mOhms - 20 V, 20 V 3 V 10 nC - 55 C + 175 C 45 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7Y25-60E/SOT669/LFPAK
Datasheet
201In Stock
3,000Expected 2026/09/15
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56-5 N-Channel 1 Channel 60 V 34 A 15.7 mOhms - 20 V, 20 V 3 V 16.1 nC - 55 C + 175 C 64 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7Y43-60E/SOT669/LFPAK
Datasheet
1,905In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

Si SMD/SMT LFPAK-56-5 N-Channel 1 Channel 60 V 22 A 29.8 mOhms - 20 V, 20 V 3 V 10.4 nC - 55 C + 175 C 45 W Enhancement Reel, Cut Tape, MouseReel
Nexperia MOSFETs BUK7Y4R4-40E/SOT669/LFPAK
Datasheet
1,461In 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