Electronic components such as thin array plastic packages and process for fabricating same
View Patent ↗A process for fabricating an integrated circuit package includes establishing a plating mask on a first surface of a metal carrier. The plating mask defines a plurality of components including a die attach pad, at least one row of contact pads and at least one additional electronic component. A plurality of metallic layers is deposited on exposed portions of the first surface of the metal carrier. The plating mask is stripped from the metal carrier, leaving the plurality of metallic layers in the form of the plurality of components. A semiconductor die is mounted to die attach pad and pads of the semiconductor die are electrically connected to ones of the contact pads and to the additional electronic component. The first surface of the metal carrier is overmolded to encapsulate the plurality of components and the semiconductor die and the metal carrier is etched away.
1. An integrated circuit package comprising:
a plurality of components including at least one die attach pad, at least one row of contact pads and at least one additional electronic component, said plurality of components each comprising a plurality of metallic layers, wherein the plurality of metallic layers in each component is the same as the plurality of layers in each of the other components of the plurality of components;
at least one semiconductor die mounted to a respective one of said at least one die attach pad and electrically connected to said ones of said contact pads and to said at least one additional electronic component;
an overmold covering said at least one semiconductor die and said plurality of components.
2. The integrated circuit package according to claim 1 , wherein said plurality of components are indented from said overmold covering.
3. The integrated circuit package according to claim 1 , further comprising a solder mask covering passive ones of said components.
4. The integrated circuit package according to claim 3 , further comprising a plurality of solder balls fixed to active ones of said components.
5. The integrated circuit package according to claim 1 , wherein said plurality of components comprises two die attach pads, at least one row of contact pads, an inductor and a capacitor.
6. The integrated circuit package according to claim 5 , wherein said inductor and said capacitor are disposed between said die attach pads and each semiconductor die is electrically connected to said inductor and said capacitor.
7. The integrated circuit package according to claim 1 , wherein each of said at least one semiconductor die is mounted to the respective one of the at least one die attach pad and wire bonds connect pads of each of said at least one semiconductor die with ones of said contact pads and with said at least one additional electronic component.
8. The integrated circuit package according to claim 1 , wherein said components further include a circuit pattern of a plurality of traces extending from said at least one row of contact pads to ends proximal said at least one die attach pad.
9. The integrated circuit package according to claim 8 , wherein said additional electronic component comprises at least one capacitor and one of said plurality of traces includes a respective trace extending in from each said at least one capacitor.
10. The integrated circuit package according to claim 9 , wherein each of said at least one semiconductor die is mounted to said respective one of said at least one die attach pad and wire bonds connect each said at least one semiconductor die to ones of the traces.
11. The integrated circuit package according to claim 9 , wherein at least one of said at least one semiconductor die is flip chip mounted to said respective one of said at least one die attach pad such that pads of said semiconductor die are electrically connected to ones of said traces.
12. An integrated circuit package comprising:
a plurality of components including at least one row of contact pads and at least one additional electronic component, said plurality of components each consisting of a same plurality of metallic layers;
at least one semiconductor die mounted to a respective one of at least one die attach pads and electrically connected to said ones of said contact pads and to said at least one additional electronic component;
an overmold covering said at least one semiconductor die and said plurality of components.
13. The integrated circuit package of claim 12 , wherein the plurality of components further comprises a plurality of component die attach pads.
14. An integrated circuit package comprising:
a plurality of components including at least one row of contact pads and at least one additional electronic component, said plurality of components each comprising,
a first layer having a first composition,
a second layer having a second composition, different from the first composition, and
a third layer having a third composition, different from the first and second compositions, and
at least one semiconductor die mounted to a respective one of at least one die attach pads and electrically connected to said ones of said contact pads and to said at least one additional electronic component;
an overmold covering said at least one semiconductor die and said plurality of components.
15. The integrated circuit package of claim 14 , wherein the plurality of components further comprises a plurality of component die attach pads.