LINEAR TECHNOLOGY MATERIALS DECLARATION

LTC3355IUF#TRPBF (Engineering Calculation) QFN 4mm X 4mm Exp. Pad  
(printed on: 2017-03-16 23:25:10) TOTAL MASS (g): 0.040807
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 0.002317 1000000 56779.8945312
Die Coat Dow Corning Silicone 69430-27-9 0.000000 0 0
Lead Frame Cu Copper (Cu) 7440-50-8 0.015239 975000 373443.625
Iron (Fe) 7439-89-6 0.000375 24000 9189.66796875
Phosphorus (P) 7723-14-0 0.000005 300 122.528900146
Zinc (Zn) 7440-66-6 0.000011 700 269.563598633
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: 0.015630 1000000 383025.34375
Plating PMI Exter. Plating Pb 7439-92-1 0.000000 0 0
Exter. Plating Sn 7440-31-5 0.000734 1000000 17979.7070312
External Plating Total: 0.000734 1000000 17979.7070312
Inter. Plating Ni 7440-02-0 0.000000 0 0
Inter. Plating Ag 7440-22-4 0.000347 1000000 8503.50585938
Internal Plating Total: 0.000347 1000000 8503.50585938
Die Attach ELECTRICALLY CONDUCTIVE ADHESIVE Silver (Ag) 7440-22-4 0.001001 750000 24530.2890625
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)   0.000334 250000 8184.93115234
Die Attach Total: 0.001335 1000000 32715.2207031
Encapsulation MULTI-AROMATIC RESIN Br/Sb FREE Resin (EP)   0.002640 130000 64695.2695312
Bromine (Br) 40039-93-8 0.000000 0 0
Silica (SiO2) 60676-86-0 0.017467 860000 428042.5
Antimony
Trioxide (Sb2O3)
1309-64-4 0.000000 0 0
Metal Hydroxide   0.000000 0 0
Carbon Black (C) 1333-86-4 0.000203 10000 4974.67382812
Encapsulation Total: 0.020310 1000000 497712.4375
Bond Wire
Estimated
AFW/TANAKA/ Kn Gold (Au) 7440-57-5 0.000134 1000000 3283.77490234
  TOTAL MASS (g): 0.040807