Coefficient of Thermal Expansion is a function of the mold compound - in this case mold compound is Sumitomo G600.
See both ALPHA 1 and ALPHA 2:
|
MOLD COMPOUND PART NUMBER |
Manufacturer |
Thermal expansion (ALPHA 1) |
Thermal expansion (ALPHA 2) |
|
|
|
(X10-5 1/degC) |
(X10-5 1/degC) |
|
G600 |
Sumitomo |
1.0 |
4.0 |