LINEAR TECHNOLOGY MATERIALS DECLARATION

LT4321HUF#PBF (Engineering Calculation) QFN 4mm X 4mm Exp. Pad  
(printed on: 2017-03-19 06:10:46) TOTAL MASS (g): 0.037502
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 0.001881 1000000 50156.8867188
Die Coat Dow Corning Silicone 69430-27-9 0.000000 0 0
Lead Frame Cu Copper (Cu) 7440-50-8 0.012129 975000 323419.96875
Iron (Fe) 7439-89-6 0.000299 24000 7972.83935547
Phosphorus (P) 7723-14-0 0.000004 300 106.660049438
Zinc (Zn) 7440-66-6 0.000009 700 239.985122681
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: 0.012441 1000000 331739.4375
Plating PMI Exter. Plating Pb 7439-92-1 0.000000 0 0
Exter. Plating Sn 7440-31-5 0.000580 1000000 15474.4306641
External Plating Total: 0.000580 1000000 15474.4306641
Inter. Plating Ni 7440-02-0 0.000000 0 0
Inter. Plating Ag 7440-22-4 0.000278 1000000 7412.87304688
Internal Plating Total: 0.000278 1000000 7412.87304688
Die Attach ELECTRICALLY CONDUCTIVE ADHESIVE Silver (Ag) 7440-22-4 0.000865 750000 23065.2363281
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)   0.000288 250000 7679.52392578
Die Attach Total: 0.001153 1000000 30744.7617188
Encapsulation MULTI-AROMATIC RESIN Br/Sb FREE Resin (EP)   0.002739 130000 73035.4609375
Bromine (Br) 40039-93-8 0.000000 0 0
Silica (SiO2) 60676-86-0 0.018120 860000 483170.03125
Antimony
Trioxide (Sb2O3)
1309-64-4 0.000000 0 0
Metal Hydroxide   0.000000 0 0
Carbon Black (C) 1333-86-4 0.000211 10000 5626.31787109
Encapsulation Total: 0.021070 1000000 561831.8125
Bond Wire
Estimated
AFW/TANAKA/ Kn Gold (Au) 7440-57-5 0.000099 1000000 2639.83618164
  TOTAL MASS (g): 0.037502