LINEAR TECHNOLOGY MATERIALS DECLARATION

LTC3455EUF#PBF (Engineering Calculation) QFN 4mm X 4mm Exp. Pad  
(printed on: 2017-03-16 21:30:01) TOTAL MASS (g): 0.041316
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 0.002229 1000000 53950.6875
Die Coat Dow Corning Silicone 69430-27-9 0.000000 0 0
Lead Frame Cu Copper (Cu) 7440-50-8 0.015961 975000 386319.84375
Iron (Fe) 7439-89-6 0.000393 24000 9512.16601562
Phosphorus (P) 7723-14-0 0.000005 300 121.019935608
Zinc (Zn) 7440-66-6 0.000011 700 266.243835449
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: 0.016370 1000000 396219.28125
Plating PMI Exter. Plating Pb 7439-92-1 0.000000 0 0
Exter. Plating Sn 7440-31-5 0.000773 1000000 18697.7539062
External Plating Total: 0.000773 1000000 18697.7539062
Inter. Plating Ni 7440-02-0 0.000000 0 0
Inter. Plating Ag 7440-22-4 0.000362 1000000 8761.84277344
Internal Plating Total: 0.000362 1000000 8761.84277344
Die Attach ELECTRICALLY CONDUCTIVE ADHESIVE Silver (Ag) 7440-22-4 0.000976 750000 23623.0898438
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)   0.000325 250000 7866.29589844
Die Attach Total: 0.001301 1000000 31489.3867188
Encapsulation MULTI-AROMATIC RESIN Br/Sb FREE Resin (EP)   0.002616 130000 63317.625
Bromine (Br) 40039-93-8 0.000000 0 0
Silica (SiO2) 60676-86-0 0.017303 860000 418801.5625
Antimony
Trioxide (Sb2O3)
1309-64-4 0.000000 0 0
Metal Hydroxide   0.000000 0 0
Carbon Black (C) 1333-86-4 0.000201 10000 4865.00146484
Encapsulation Total: 0.020120 1000000 486984.21875
Bond Wire
Estimated
AFW/TANAKA/ Kn Gold (Au) 7440-57-5 0.000161 1000000 3896.84204102
  TOTAL MASS (g): 0.041316