LINEAR TECHNOLOGY MATERIALS DECLARATION

LTC3770EUH#TRPBF (Engineering Calculation) QFN 5mm X 5mm Exp. Pad  
(printed on: 2017-03-19 06:04:32) TOTAL MASS (g): 0.066286
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 0.003367 1000000 50794.8320312
Die Coat Dow Corning Silicone 69430-27-9 0.000000 0 0
Lead Frame Cu Copper (Cu) 7440-50-8 0.028382 975000 428173.09375
Iron (Fe) 7439-89-6 0.000699 24000 10545.1699219
Phosphorus (P) 7723-14-0 0.000009 300 135.774719238
Zinc (Zn) 7440-66-6 0.000020 700 301.721588135
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: 0.029110 1000000 439155.75
Plating PMI Exter. Plating Pb 7439-92-1 0.000000 0 0
Exter. Plating Sn 7440-31-5 0.001398 1000000 21094.5019531
External Plating Total: 0.001398 1000000 21094.5019531
Inter. Plating Ni 7440-02-0 0.000000 0 0
Inter. Plating Ag 7440-22-4 0.000635 1000000 9579.66015625
Internal Plating Total: 0.000635 1000000 9579.66015625
Die Attach ELECTRICALLY CONDUCTIVE ADHESIVE Silver (Ag) 7440-22-4 0.001304 750000 19672.2480469
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)   0.000435 250000 6562.44433594
Die Attach Total: 0.001739 1000000 26234.6914062
Encapsulation MULTI-AROMATIC RESIN Br/Sb FREE Resin (EP)   0.003888 130000 58654.6757812
Bromine (Br) 40039-93-8 0.000000 0 0
Silica (SiO2) 60676-86-0 0.025723 860000 388059.21875
Antimony
Trioxide (Sb2O3)
1309-64-4 0.000000 0 0
Metal Hydroxide   0.000000 0 0
Carbon Black (C) 1333-86-4 0.000299 10000 4510.73779297
Encapsulation Total: 0.029910 1000000 451224.65625
Bond Wire
Estimated
AFW/TANAKA/ Kn Gold (Au) 7440-57-5 0.000127 1000000 1915.93212891
  TOTAL MASS (g): 0.066286