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 BUK9225-55A

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Type numberPackagePackage descriptionTotal product weight
BUK9225-55ASOT428DPAK337.435205 mg
12NCVersionPb-free solderingPb solderingNumber of processing cyclesRHF-indicator
MSLPPTMPPTMSLPPTMPPT
9340566981181712601260Leaded
SubpartMaterial groupSubstancesCAS numberMass(mg)Mass(%) of subpartMass(%) of total product
DieDoped siliconSilicon (Si)7440-21-33.500000100.0000001.037236
subTotal3.500000100.0000001.037236
Lead FrameCopper alloyCopper (Cu)7440-50-8202.24288898.79000059.935325
Iron (Fe)7439-89-60.2047200.1000000.060669
Nickel (Ni)7440-02-02.2109761.0800000.655230
Phosphorus (P)7723-14-00.0614160.0300000.018201
subTotal204.720000100.00000060.669425
Mould CompoundFillerSilica fused60676-86-091.88400078.00000027.230117
Flame retardantAntimony Pentoxide (Sb2O5)1314-60-91.1780001.0000000.349104
Bromophenol/Formaldehyde/Epichlorohydrin polymer68541-56-01.7670001.5000000.523656
PigmentCarbon black1333-86-40.4712000.4000000.139642
PolymerEpichlorohydrin/o-Cresol/Formaldehyde polymer (generic)29690-82-211.3088009.6000003.351399
Phenol Formaldehyde resin (generic)9003-35-411.1910009.5000003.316489
subTotal117.800000100.00000034.910406
Post-PlatingImpurityNon hazardousProprietary0.0007290.0100000.000216
Tin alloyTin (Sn)7440-31-57.28927199.9900002.160199
subTotal7.290000100.0000002.160415
Solder WireLead alloyLead (Pb)7439-92-12.88323193.5000000.854455
Silver (Ag)7440-22-40.0462551.5000000.013708
Tin (Sn)7440-31-50.1541845.0000000.045693
subTotal3.083670100.0000000.913855
WirePure metalAluminium (Al)7429-90-50.88737399.9900000.262976
Nickel (Ni)7440-02-00.0000890.0100000.000026
subTotal0.887462100.0000000.263002
WirePure metalAluminium (Al)7429-90-50.15405899.9900000.045655
Nickel (Ni)7440-02-00.0000150.0100000.000005
subTotal0.154073100.0000000.045660
total337.435205100.000000100.000000
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.