LINEAR TECHNOLOGY MATERIALS DECLARATION

LTC4557EUD#TRPBF (Engineering Calculation) QFN 3mm X 3mm Exp. Pad  
(printed on: 2017-03-17 02:22:27) TOTAL MASS (g): 0.021263
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 0.000747 1000000 35132.109375
Die Coat Dow Corning Silicone 69430-27-9 0.000000 0 0
Lead Frame Cu Copper (Cu) 7440-50-8 0.007293 975000 342996.625
Iron (Fe) 7439-89-6 0.000180 24000 8465.56933594
Phosphorus (P) 7723-14-0 0.000002 300 94.0618743896
Zinc (Zn) 7440-66-6 0.000005 700 235.154693604
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: 0.007480 1000000 351791.4375
Plating PMI Exter. Plating Pb 7439-92-1 0.000000 0 0
Exter. Plating Sn 7440-31-5 0.000345 1000000 16206.8066406
External Plating Total: 0.000345 1000000 16206.8066406
Inter. Plating Ni 7440-02-0 0.000000 0 0
Inter. Plating Ag 7440-22-4 0.000169 1000000 7948.22900391
Internal Plating Total: 0.000169 1000000 7948.22900391
Die Attach ELECTRICALLY CONDUCTIVE ADHESIVE Silver (Ag) 7440-22-4 0.000471 750000 22151.5722656
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)   0.000157 250000 7383.85742188
Die Attach Total: 0.000628 1000000 29535.4296875
Encapsulation MULTI-AROMATIC RESIN Br/Sb FREE Resin (EP)   0.001538 130000 72333.578125
Bromine (Br) 40039-93-8 0.000000 0 0
Silica (SiO2) 60676-86-0 0.010174 860000 478492.78125
Antimony
Trioxide (Sb2O3)
1309-64-4 0.000000 0 0
Metal Hydroxide   0.000000 0 0
Carbon Black (C) 1333-86-4 0.000118 10000 5549.65087891
Encapsulation Total: 0.011830 1000000 556376.0625
Bond Wire
Estimated
AFW/TANAKA/ Kn Gold (Au) 7440-57-5 0.000064 1000000 3009.97998047
  TOTAL MASS (g): 0.021263