Chemical content BUK9Y4R4-40E

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Type numberPackagePackage descriptionTotal product weight
BUK9Y4R4-40ESOT669LFPAK78.33000 mg
12NCVersionPb-free solderingPb solderingNumber of processing cyclesAssembly siteRHF-indicator
934067045115512601260Manchester, United Kingdom; Hsin-chu, Taiwan; Sherman, United States Of America; Cabuyao, PhilippinesLeaded
SubpartMaterial groupSubstancesCAS numberMass(mg)Mass(%) of subpartMass(%) of total product
DieDoped siliconSilicon (Si)7440-21-32.50000100.000003.19163
ClipCopper alloyCopper (Cu)7440-50-84.9933899.867626.37480
Iron (Fe)7439-89-60.005000.099910.00638
Phosphorus (P)7723-14-00.001620.032470.00207
Lead FrameCopper alloyCopper (Cu)7440-50-837.8379799.8100048.30585
Iron (Fe)7439-89-60.056860.150000.07260
Phosphorus (P)7723-14-00.015160.040000.01936
Mould CompoundAdditiveNon hazardousProprietary0.315421.400000.40268
FillerSilica -amorphous-7631-86-91.419396.300001.81206
Silica fused60676-86-016.2216072.0000020.70931
Flame retardantAntimony Trioxide (Sb2O3)1309-64-40.450602.000000.57526
PigmentCarbon black1333-86-40.067590.300000.08629
Bromophenol/Formaldehyde/Epichlorohydrin polymer68541-56-00.495662.200000.63278
Non hazardousProprietary0.991324.400001.26557
Phenol Formaldehyde resin (generic)9003-35-41.216625.400001.55320
Post-PlatingImpurityNon hazardousProprietary0.000380.010000.00049
Tin alloyTin (Sn)7440-31-53.8496299.990004.91461
Solder PasteLead alloyLead (Pb)7439-92-16.0495092.500007.72309
Silver (Ag)7440-22-40.163502.500000.20873
Tin (Sn)7440-31-50.327005.000000.41746
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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