LINEAR TECHNOLOGY MATERIALS DECLARATION

LTC6946IUFD-2#TRPBF (Engineering Calculation) QFN 4mm X 5mm Exp. Pad  
(printed on: 2017-03-19 05:56:17) TOTAL MASS (g): 0.050574
COMPONENT
MATERIAL
VENDOR/
INDUSTRY NAMES
CONSTITUENT
NAME
CAS
   NUMBER   
CONSTITUENT
MASS (g)
CONSTITUENT
(PPM) OF MATERIAL
CONSTITUENT
(PPM) OF TOTAL PKG.
Active Device Linear Technology Silicon (Si) 7440-21-3 0.002535 1000000 50124.3671875
Die Coat Dow Corning Silicone 69430-27-9 0.000000 0 0
Lead Frame Cu Copper (Cu) 7440-50-8 0.019997 975000 395399.21875
Iron (Fe) 7439-89-6 0.000492 24000 9728.28027344
Phosphorus (P) 7723-14-0 0.000006 300 118.637557983
Zinc (Zn) 7440-66-6 0.000014 700 276.820953369
Nickel (Ni) 7440-02-0 0.000000 0 0
Silicon (Si) 7440-21-3 0.000000 0 0
Magnesium (Mg) 7439-95-4 0.000000 0 0
Tin (Sn) 7440-31-5 0.000000 0 0
Lead Frame Total: 0.020509 1000000 405522.9375
Plating PMI Exter. Plating Pb 7439-92-1 0.000000 0 0
Exter. Plating Sn 7440-31-5 0.000227 1000000 4492.56640625
External Plating Total: 0.000227 1000000 4492.56640625
Inter. Plating Ni 7440-02-0 0.000000 0 0
Inter. Plating Ag 7440-22-4 0.000429 1000000 8482.58496094
Internal Plating Total: 0.000429 1000000 8482.58496094
Die Attach ELECTRICALLY CONDUCTIVE ADHESIVE Silver (Ag) 7440-22-4 0.001090 750000 21552.4902344
Tin (Sn) 7440-31-5 0.000000 0 0
Lead (Pb) 7439-92-1 0.000000 0 0
Silica (SiO2) 60676-86-0 0.000000 0 0
Indium (In) 7440-74-6 0.000000 0 0
Metal Oxide   0.000000 0 0
Antimony (Sb) 7440-36-0 0.000000 0 0
Resin (EP)   0.000363 250000 7177.57177734
Die Attach Total: 0.001453 1000000 28730.0605469
Encapsulation MULTI-AROMATIC RESIN Br/Sb FREE Resin (EP)   0.003244 130000 64143.3671875
Bromine (Br) 40039-93-8 0.000000 0 0
Silica (SiO2) 60676-86-0 0.021457 860000 424267.65625
Antimony
Trioxide (Sb2O3)
1309-64-4 0.000000 0 0
Metal Hydroxide   0.000000 0 0
Carbon Black (C) 1333-86-4 0.000250 10000 4943.23144531
Encapsulation Total: 0.024951 1000000 493354.25
Bond Wire
Estimated
AFW/TANAKA/ Kn Gold (Au) 7440-57-5 0.000470 1000000 9293.27539062
  TOTAL MASS (g): 0.050574