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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	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
MOSFETs BUK9K32-100E/SOT1205/LFPAK56D BUK9K32-100EX Nexperia 1: $2.58 4In Stock	Mfr. Part No. BUK9K32-100EX Mouser Part No 771-BUK9K32-100EX	Nexperia	MOSFETs BUK9K32-100E/SOT1205/LFPAK56D Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	4In Stock	Cut Tape $2.58 $1.23 $1.10 $0.87 Reel $0.753 View $0.759 $0.673 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	Si	SMD/SMT	LFPAK-56D-8	N-Channel	2 Channel	100 V	26 A	26.6 mOhms	15 V	1.7 V	27.3 nC	- 55 C	+ 175 C	64 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9K35-60E/SOT1205/LFPAK56D BUK9K35-60E,115 Nexperia 1: $1.89 3,111In Stock	Mfr. Part No. BUK9K35-60E,115 Mouser Part No 771-BUK9K35-60E115	Nexperia	MOSFETs BUK9K35-60E/SOT1205/LFPAK56D Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	3,111In Stock	Cut Tape $1.89 $0.887 $0.787 $0.615 Reel $0.529 View $0.53 $0.464 $0.46 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	1.4 V	7.8 nC	- 55 C	+ 175 C	38 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9K45-100E/SOT1205/LFPAK56D BUK9K45-100E,115 Nexperia 1: $2.12 2,365In Stock	Mfr. Part No. BUK9K45-100E,115 Mouser Part No 771-BUK9K45-100E115	Nexperia	MOSFETs BUK9K45-100E/SOT1205/LFPAK56D Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	2,365In Stock	Cut Tape $2.12 $1.00 $0.891 $0.698 Reel $0.602 View $0.604 $0.534 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	1.7 V	33.5 nC	- 55 C	+ 175 C	53 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9K52-60E/SOT1205/LFPAK56D BUK9K52-60E,115 Nexperia 1: $1.41 1,970In Stock	Mfr. Part No. BUK9K52-60E,115 Mouser Part No 771-BUK9K52-60E115	Nexperia	MOSFETs BUK9K52-60E/SOT1205/LFPAK56D Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	1,970In Stock	Cut Tape $1.41 $0.653 $0.578 $0.445 Reel $0.363 View $0.403 $0.336 $0.314 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	1.7 V	5.6 nC	- 55 C	+ 175 C	32 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9K6R2-40E/SOT1205/LFPAK56D BUK9K6R2-40E,115 Nexperia 1: $2.90 213In Stock 3,000Expected 26/11/2026	Mfr. Part No. BUK9K6R2-40E,115 Mouser Part No 771-BUK9K6R2-40E115	Nexperia	MOSFETs BUK9K6R2-40E/SOT1205/LFPAK56D Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	213In Stock 3,000Expected 26/11/2026	Cut Tape $2.90 $1.85 $1.23 $0.972 Reel $0.79 View $0.864 $0.736 $0.732 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	1.7 V	35.4 nC	- 55 C	+ 175 C	68 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9K89-100E/SOT1205/LFPAK56D BUK9K89-100E,115 Nexperia 1: $2.53 1,238In Stock	Mfr. Part No. BUK9K89-100E,115 Mouser Part No 771-BUK9K89-100E115	Nexperia	MOSFETs BUK9K89-100E/SOT1205/LFPAK56D Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	1,238In Stock	Cut Tape $2.53 $1.56 $1.03 $0.811 Reel $0.628 View $0.694 $0.558 $0.539 $0.522 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	1.7 V	16.8 nC	- 55 C	+ 175 C	38 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9K8R7-40E/SOT1205/LFPAK56D BUK9K8R7-40EX Nexperia 1: $2.14 366In Stock 10,500Expected 2/12/2026	Mfr. Part No. BUK9K8R7-40EX Mouser Part No 771-BUK9K8R7-40EX	Nexperia	MOSFETs BUK9K8R7-40E/SOT1205/LFPAK56D Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	366In Stock 10,500Expected 2/12/2026	Cut Tape $2.14 $1.01 $0.898 $0.703 Reel $0.608 View $0.609 $0.536 $0.533 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	Si	SMD/SMT	LFPAK-56D-8	N-Channel	2 Channel	40 V	30 A	7.66 mOhms	15 V	1.7 V	15.7 nC	- 55 C	+ 175 C	53 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y107-80E/SOT669/LFPAK BUK9Y107-80EX Nexperia 1: $1.22 3,935In Stock	Mfr. Part No. BUK9Y107-80EX Mouser Part No 771-BUK9Y107-80EX	Nexperia	MOSFETs BUK9Y107-80E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	3,935In Stock	Cut Tape $1.22 $0.56 $0.494 $0.378 Reel $0.317 View $0.321 $0.275 $0.252 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	1.4 V	6.2 nC	- 55 C	+ 175 C	37 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y11-80E/SOT669/LFPAK BUK9Y11-80EX Nexperia 1: $3.16 1,472In Stock	Mfr. Part No. BUK9Y11-80EX Mouser Part No 771-BUK9Y11-80EX	Nexperia	MOSFETs BUK9Y11-80E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	1,472In Stock	Cut Tape $3.16 $1.54 $1.37 $1.09 Reel $0.94 View $0.941 $0.91 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	Si	SMD/SMT	SOT-669-5	N-Channel	1 Channel	80 V	84 A	8.1 mOhms	15 V	1.7 V	44.2 nC	- 55 C	+ 175 C	194 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y153-100E/SOT669/LFPAK BUK9Y153-100E,115 Nexperia 1: $1.37 5,801In Stock	Mfr. Part No. BUK9Y153-100E,115 Mouser Part No 771-BUK9Y153-100E115	Nexperia	MOSFETs BUK9Y153-100E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	5,801In Stock	Cut Tape $1.37 $0.981 $0.609 $0.42 Reel $0.317 View $0.354 $0.275 $0.253 $0.228 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	Si	SMD/SMT	SOT-669-5	N-Channel	1 Channel	100 V	9.4 A	122 mOhms	15 V	1.7 V	6.8 nC	- 55 C	+ 175 C	37 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y21-40E/SOT669/LFPAK BUK9Y21-40E,115 Nexperia 1: $1.55 2,991In Stock	Mfr. Part No. BUK9Y21-40E,115 Mouser Part No 771-BUK9Y21-40E115	Nexperia	MOSFETs BUK9Y21-40E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	2,991In Stock	Cut Tape $1.55 $0.966 $0.635 $0.499 Reel $0.386 View $0.438 $0.345 $0.332 $0.322 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	1.4 V	7 nC	- 55 C	+ 175 C	45 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y38-100E/SOT669/LFPAK BUK9Y38-100E,115 Nexperia 1: $1.86 2,728In Stock	Mfr. Part No. BUK9Y38-100E,115 Mouser Part No 771-BUK9Y38-100E115	Nexperia	MOSFETs BUK9Y38-100E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	2,728In Stock	Cut Tape $1.86 $0.868 $0.77 $0.564 Reel $0.484 View $0.486 $0.424 $0.411 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	1.7 V	21.6 nC	- 55 C	+ 175 C	94.9 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y3R5-40E/SOT669/LFPAK BUK9Y3R5-40E,115 Nexperia 1: $2.67 1,084In Stock	Mfr. Part No. BUK9Y3R5-40E,115 Mouser Part No 771-BUK9Y3R5-40E115	Nexperia	MOSFETs BUK9Y3R5-40E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	1,084In Stock	Cut Tape $2.67 $1.28 $1.14 $0.904 Reel $0.782 View $0.789 $0.736 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	1.4 V	30.2 nC	- 55 C	+ 175 C	167 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y43-60E/SOT669/LFPAK BUK9Y43-60E,115 Nexperia 1: $1.35 128In Stock 7,500Expected 2/12/2026	Mfr. Part No. BUK9Y43-60E,115 Mouser Part No 771-BUK9Y43-60E115	Nexperia	MOSFETs BUK9Y43-60E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	128In Stock 7,500Expected 2/12/2026	Cut Tape $1.35 $0.617 $0.545 $0.418 Reel $0.355 View $0.356 $0.307 $0.296 $0.276 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	1.4 V	8.2 nC	- 55 C	+ 175 C	45 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y4R4-40E/SOT669/LFPAK BUK9Y4R4-40E,115 Nexperia 1: $2.43 2,558In Stock	Mfr. Part No. BUK9Y4R4-40E,115 Mouser Part No 771-BUK9Y4R4-40E115	Nexperia	MOSFETs BUK9Y4R4-40E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	2,558In Stock	Cut Tape $2.43 $1.16 $1.03 $0.816 Reel $0.69 View $0.71 $0.647 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	1.7 V	26.8 nC	- 55 C	+ 175 C	147 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y65-100E/SOT669/LFPAK BUK9Y65-100E,115 Nexperia 1: $1.46 2,930In Stock 9,000Expected 18/11/2026	Mfr. Part No. BUK9Y65-100E,115 Mouser Part No 771-BUK9Y65-100E115	Nexperia	MOSFETs BUK9Y65-100E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	2,930In Stock 9,000Expected 18/11/2026	Cut Tape $1.46 $0.67 $0.593 $0.457 Reel $0.375 View $0.392 $0.34 $0.325 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	1.7 V	14 nC	- 55 C	+ 175 C	64 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y7R2-60E/SOT669/LFPAK BUK9Y7R2-60E,115 Nexperia 1: $2.64 272In Stock 6,000Expected 23/11/2026	Mfr. Part No. BUK9Y7R2-60E,115 Mouser Part No 771-BUK9Y7R2-60E115	Nexperia	MOSFETs BUK9Y7R2-60E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	272In Stock 6,000Expected 23/11/2026	Cut Tape $2.64 $1.26 $1.13 $0.894 $0.741 Reel $0.725 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	1.7 V	35 nC	- 55 C	+ 175 C	167 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y7R6-40E/SOT669/LFPAK BUK9Y7R6-40E,115 Nexperia 1: $1.94 1,474In Stock	Mfr. Part No. BUK9Y7R6-40E,115 Mouser Part No 771-BUK9Y7R6-40E115	Nexperia	MOSFETs BUK9Y7R6-40E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	1,474In Stock	Cut Tape $1.94 $1.23 $0.813 $0.751 Reel $0.507 View $0.554 $0.468 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	Si	SMD/SMT	SOT-669-5	N-Channel	1 Channel	40 V	79 A	6.4 mOhms	15 V	1.7 V	16.4 nC	- 55 C	+ 175 C	95 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y8R5-80E/SOT669/LFPAK BUK9Y8R5-80EX Nexperia 1: $3.60 1,093In Stock	Mfr. Part No. BUK9Y8R5-80EX Mouser Part No 771-BUK9Y8R5-80EX	Nexperia	MOSFETs BUK9Y8R5-80E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	1,093In Stock	Cut Tape $3.60 $1.77 $1.59 $1.27 Reel $1.12 View $1.12 $1.11 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	1.4 V	54.7 nC	- 55 C	+ 175 C	238 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9Y8R7-60E/SOT669/LFPAK BUK9Y8R7-60E,115 Nexperia 1: $2.52 2,843In Stock	Mfr. Part No. BUK9Y8R7-60E,115 Mouser Part No 771-BUK9Y8R7-60E115	Nexperia	MOSFETs BUK9Y8R7-60E/SOT669/LFPAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	2,843In Stock	Cut Tape $2.52 $1.20 $1.07 $0.845 Reel $0.719 View $0.734 $0.676 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	1.7 V	31 nC	- 55 C	+ 175 C	147 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK964R2-80E/SOT404/D2PAK BUK964R2-80E,118 Nexperia 1: $6.87 227In Stock End of Life	Mfr. Part No. BUK964R2-80E,118 Mouser Part No 771-BUK964R2-80E118 End of Life	Nexperia	MOSFETs BUK964R2-80E/SOT404/D2PAK	Datasheet	227In Stock	Cut Tape $6.87 $3.56 $3.24 $2.71 Reel $2.65 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	1.7 V	123 nC	- 55 C	+ 175 C	349 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9K31-100L/SOT1205/LFPAK56D BUK9K31-100LX Nexperia 1: $2.98 230In Stock End of Life	Mfr. Part No. BUK9K31-100LX Mouser Part No 771-BUK9K31-100LX End of Life	Nexperia	MOSFETs BUK9K31-100L/SOT1205/LFPAK56D	Datasheet	230In Stock	Cut Tape $2.98 $1.44 $1.29 $1.02 Reel $0.888 View $0.908 $0.857 $0.854 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	2.05 V	16.2 nC	- 55 C	+ 175 C	43 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK763R8-80E/SOT404/D2PAK BUK763R8-80E,118 Nexperia 1: $7.06 4,800Expected 19/11/2026	Mfr. Part No. BUK763R8-80E,118 Mouser Part No 771-BUK763R8-80E118	Nexperia	MOSFETs BUK763R8-80E/SOT404/D2PAK Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	4,800Expected 19/11/2026	Cut Tape $7.06 $3.73 $3.20 $2.73 Reel $2.62 MouseReel Available	Min.: 1 Mult.: 1 : 800	Si	SMD/SMT	D2PAK-3 (TO-263-3)	N-Channel	1 Channel	80 V	120 A	3.8 mOhms	20 V	3 V	169 nC	- 55 C	+ 175 C	357 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9K18-40E/SOT1205/LFPAK56D BUK9K18-40E,115 Nexperia 1: $1.88 15,482Expected 30/11/2026	Mfr. Part No. BUK9K18-40E,115 Mouser Part No 771-BUK9K18-40E115	Nexperia	MOSFETs BUK9K18-40E/SOT1205/LFPAK56D Learn More about Nexperia BUKxxx Automotive MOSFETs	Datasheet	15,482Expected 30/11/2026	Cut Tape $1.88 $0.881 $0.783 $0.611 Reel $0.525 View $0.526 $0.461 $0.447 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	Si	SMD/SMT	LFPAK-56D-8	N-Channel	2 Channel	40 V	30 A	17.1 mOhms	15 V	1.7 V	14.5 nC	- 55 C	+ 175 C	38 W	Enhancement	Reel, Cut Tape, MouseReel
MOSFETs BUK9M60-100L/SOT1210/mLFPAK BUK9M60-100LX Nexperia 1: $1.33 3In Stock End of Life	Mfr. Part No. BUK9M60-100LX Mouser Part No 771-BUK9M60-100LX End of Life	Nexperia	MOSFETs BUK9M60-100L/SOT1210/mLFPAK	Datasheet	3In Stock	Cut Tape $1.33 $0.609 $0.539 $0.413 Reel $0.374 View $0.298 $0.275 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	2.05 V	9.8 nC	- 55 C	+ 175 C	50.4 W	Enhancement	Reel, Cut Tape, MouseReel