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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 (EUR) 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: 1,63 € 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 1,63 € 0,78 € 0,697 € 0,55 € Reel 0,476 € View 0,48 € 0,426 € 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: 1,20 € 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 1,20 € 0,561 € 0,498 € 0,389 € Reel 0,335 € View 0,335 € 0,293 € 0,291 € 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: 1,34 € 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 1,34 € 0,632 € 0,563 € 0,441 € Reel 0,381 € View 0,382 € 0,338 € 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: 0,894 € 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 0,894 € 0,413 € 0,366 € 0,281 € Reel 0,23 € View 0,255 € 0,212 € 0,199 € 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: 1,83 € 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 1,83 € 1,17 € 0,775 € 0,615 € Reel 0,50 € View 0,546 € 0,465 € 0,463 € 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: 1,60 € 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 1,60 € 0,989 € 0,653 € 0,513 € Reel 0,397 € View 0,439 € 0,353 € 0,341 € 0,33 € 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: 1,35 € 366In Stock 10 500Expected 02/12/2026	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 02/12/2026	Cut Tape 1,35 € 0,638 € 0,568 € 0,445 € Reel 0,384 € View 0,385 € 0,339 € 0,337 € 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: 0,774 € 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 0,774 € 0,354 € 0,312 € 0,239 € Reel 0,20 € View 0,203 € 0,174 € 0,159 € 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: 2,00 € 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 2,00 € 0,972 € 0,869 € 0,69 € Reel 0,594 € View 0,595 € 0,575 € 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: 0,869 € 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 0,869 € 0,62 € 0,385 € 0,266 € Reel 0,20 € View 0,224 € 0,174 € 0,16 € 0,144 € 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: 0,98 € 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 0,98 € 0,611 € 0,402 € 0,316 € Reel 0,244 € View 0,277 € 0,218 € 0,21 € 0,204 € 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: 1,18 € 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 1,18 € 0,549 € 0,487 € 0,357 € Reel 0,306 € View 0,307 € 0,268 € 0,26 € 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: 1,69 € 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 1,69 € 0,809 € 0,723 € 0,572 € Reel 0,495 € View 0,499 € 0,465 € 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: 0,851 € 128In Stock 7 500Expected 02/12/2026	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 02/12/2026	Cut Tape 0,851 € 0,39 € 0,345 € 0,264 € Reel 0,224 € View 0,225 € 0,194 € 0,187 € 0,175 € 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: 1,54 € 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 1,54 € 0,734 € 0,654 € 0,516 € Reel 0,436 € View 0,449 € 0,409 € 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: 0,92 € 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 0,92 € 0,424 € 0,375 € 0,289 € Reel 0,237 € View 0,248 € 0,215 € 0,206 € 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: 1,67 € 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 1,67 € 0,80 € 0,715 € 0,565 € 0,469 € Reel 0,458 € 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: 1,23 € 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 1,23 € 0,777 € 0,514 € 0,475 € Reel 0,321 € View 0,35 € 0,296 € 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: 2,28 € 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 2,28 € 1,12 € 1,01 € 0,802 € Reel 0,705 € View 0,706 € 0,699 € 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: 1,59 € 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 1,59 € 0,758 € 0,677 € 0,534 € Reel 0,455 € View 0,464 € 0,427 € 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: 4,34 € 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 4,34 € 2,25 € 2,05 € 1,71 € Reel 1,68 € 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: 1,88 € 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 1,88 € 0,912 € 0,814 € 0,647 € Reel 0,562 € View 0,574 € 0,542 € 0,54 € 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: 4,46 € 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 4,46 € 2,36 € 2,02 € 1,73 € Reel 1,66 € 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: 1,19 € 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 1,19 € 0,557 € 0,495 € 0,386 € Reel 0,332 € View 0,333 € 0,292 € 0,283 € 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: 0,843 € 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 0,843 € 0,385 € 0,341 € 0,261 € Reel 0,237 € View 0,188 € 0,174 € 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