LINEAR TECHNOLOGY MATERIALS DECLARATION

LTC1955EUH#PBF (Engineering Calculation) QFN 5mm X 5mm Exp. Pad  
(printed on: 2017-03-17 02:22:23) TOTAL MASS (g): 0.063917
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 0.001673 1000000 26174.4589844
Die Coat Dow Corning Silicone 69430-27-9 0.000000 0 0
Lead Frame Cu Copper (Cu) 7440-50-8 0.028382 975000 444042.71875
Iron (Fe) 7439-89-6 0.000699 24000 10936.0117188
Phosphorus (P) 7723-14-0 0.000009 300 140.807006836
Zinc (Zn) 7440-66-6 0.000020 700 312.904449463
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 455432.4375
Plating PMI Exter. Plating Pb 7439-92-1 0.000000 0 0
Exter. Plating Sn 7440-31-5 0.001398 1000000 21876.3398438
External Plating Total: 0.001398 1000000 21876.3398438
Inter. Plating Ni 7440-02-0 0.000000 0 0
Inter. Plating Ag 7440-22-4 0.000635 1000000 9934.71679688
Internal Plating Total: 0.000635 1000000 9934.71679688
Die Attach ELECTRICALLY CONDUCTIVE ADHESIVE Silver (Ag) 7440-22-4 0.000798 750000 12484.8886719
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)   0.000266 250000 4161.62939453
Die Attach Total: 0.001064 1000000 16646.5175781
Encapsulation MULTI-AROMATIC RESIN Br/Sb FREE Resin (EP)   0.003888 130000 60828.6289062
Bromine (Br) 40039-93-8 0.000000 0 0
Silica (SiO2) 60676-86-0 0.025723 860000 402442.0625
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 4677.921875
Encapsulation Total: 0.029910 1000000 467948.65625
Bond Wire
Estimated
AFW/TANAKA/ Kn Gold (Au) 7440-57-5 0.000127 1000000 1986.94335938
  TOTAL MASS (g): 0.063917