Bipolar transistors

Diodes

ESD protection, TVS, filtering and signal conditioning

MOSFETs

SiC MOSFETs

GaN FETs

IGBTs

Analog & Logic ICs

Automotive qualified products (AEC-Q100/Q101)

Chemical content BUK7M21-40E

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Type numberPackagePackage descriptionTotal product weight
BUK7M21-40ESOT1210mLFPAK36.120000 mg
12NCVersionPb-free solderingPb solderingNumber of processing cyclesRHF-indicator
MSLPPTMPPTMSLPPTMPPT
9340700871151126030 s126020 s3Leaded
SubpartMaterial groupSubstancesCAS numberMass(mg)Mass(%) of subpartMass(%) of total product
DieDoped siliconSilicon (Si)7440-21-30.710000100.0000001.965670
subTotal0.710000100.0000001.965670
ClipCopper alloyCopper (Cu)7440-50-85.68860099.80000015.749169
Iron (Fe)7439-89-60.0085500.1500000.023671
Phosphorus (P)7723-14-00.0028500.0500000.007890
subTotal5.700000100.00000015.780731
Lead FrameCopper alloyCopper (Cu)7440-50-813.87220099.80000038.405869
Iron (Fe)7439-89-60.0208500.1500000.057724
Phosphorus (P)7723-14-00.0069500.0500000.019241
subTotal13.900000100.00000038.482835
Mould CompoundFillerSilica fused60676-86-05.28860062.00000014.641750
Flame retardantAluminium Hydroxide (Al(OH)3)21645-51-21.32215015.5000003.660437
ImpuritySilicon Dioxide (SiO2)14808-60-70.0170600.2000000.047231
PigmentCarbon black1333-86-40.0426500.5000000.118079
Polymer3,3',5,5'-Tetramethyl-4,4'-dihydroxybiphenyl diglycidyl ether homopolymer89118-70-70.1706002.0000000.472315
Epichlorohydrin/o-Cresol/Formaldehyde polymer (generic)29690-82-20.93830011.0000002.597730
Phenolic resinProprietary0.7506408.8000002.078184
subTotal8.530000100.00000023.615725
Post-PlatingImpurityNon hazardousProprietary0.0003850.0100000.001066
Tin alloyTin (Sn)7440-31-53.84961599.99000010.657849
subTotal3.850000100.00000010.658915
Solder PasteLead alloyLead (Pb)7439-92-13.17275092.5000008.783915
Silver (Ag)7440-22-40.0857502.5000000.237403
Tin (Sn)7440-31-50.1715005.0000000.474806
subTotal3.430000100.0000009.496124
total36.120000100.000000100.000000
Note(s):
1 This is a generic description of the substance used as the actual composition of the substances are either considered proprietary or no official CAS number is available. If a CAS number is given, it is the closest match available.
Disclaimer
All information in this document is furnished for exploratory or indicative purposes only. All information in this document is believed to be accurate and reliable. However, Nexperia does not give any representations or warranties as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information. Nexperia may make changes to information published in this document at any time and without notice. Minor deviations may occur in the products from different manufacturing location. This document supersedes and replaces all information supplied prior to the publication hereof. Nothing in this document may be interpreted or construed as an offer to sell products that is open for acceptance or the grant, conveyance or implication of any license under any copyrights, patents or other industrial or intellectual property rights.