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Chemical content BAS31

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Type numberPackagePackage descriptionTotal product weight
BAS31SOT23TO-236AB7.90348 mg
12NCVersionPb-free solderingPb solderingNumber of processing cyclesAssembly siteRHF-indicator
MSLPPTMPPTMSLPPTMPPT
9337231902351612601235D-22529 HAMBURG, Germany; Dongguan, China 
9337231902151412601235D-22529 HAMBURG, Germany; Dongguan, China 
SubpartMaterial groupSubstancesCAS numberMass(mg)Mass(%) of subpartMass(%) of total product
DieDoped siliconSilicon (Si)7440-21-30.20000100.000002.53053
subTotal0.20000100.000002.53053
Lead FrameIron-nickel alloyAluminium (Al)7429-90-50.002350.080000.02976
Carbon (C)7440-44-00.001180.040000.01488
Chromium (Cr)7440-47-30.006170.210000.07812
Cobalt (Co)7440-48-40.012350.420000.15623
Iron (Fe)7439-89-61.3818047.0000017.48344
Manganese (Mn)7439-96-50.024700.840000.31247
Nickel (Ni)7440-02-01.0410535.4100013.17210
Phosphorus (P)7723-14-00.000590.020000.00744
Silicon (Si)7440-21-30.007350.250000.09300
Sulphur (S)7704-34-90.000590.020000.00744
Pure metal layerCopper (Cu)7440-50-80.3822013.000004.83584
Silver (Ag)7440-22-40.079672.710001.00809
subTotal2.94000100.0000037.19881
Mould CompoundAdditiveNon hazardousProprietary0.132472.900001.67612
Triphenylphosphine603-35-00.002280.050000.02890
FillerSilica -amorphous-7631-86-93.2889672.0000041.61407
PigmentCarbon black1333-86-40.002280.050000.02890
PolymerEpichlorohydrin/o-Cresol/Formaldehyde polymer (generic)29690-82-20.6852015.000008.66960
Phenol Formaldehyde resin (generic)9003-35-40.4568010.000005.77973
subTotal4.56800100.0000057.79732
Post-PlatingImpurityLead (Pb)7439-92-10.000010.004500.00011
Non hazardousProprietary0.000110.055500.00133
Tin solderTin (Sn)7440-31-50.1898999.940002.40256
subTotal0.19000100.000002.40400
WirePure metalCopper (Cu)7440-50-80.00548100.000000.06928
subTotal0.00548100.000000.06928
total7.90348100.00000100.00000
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.
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