Element array and footprint layout for element array
An element array and a footprint layout for an element array are disclosed. The element array can have a rectangular configuration defining two side surfaces and two end surfaces. The element array can include a plurality of stacked dielectric-electrode layers. One dielectric-electrode layer can include a plurality of element electrodes, such as eight element electrodes. Each of the plurality of element electrodes forms a part of an individual element for the element array. The element array device can further include a common electrode. The common electrode is used as part of each of the individual elements for the element array. The common electrode can include a lead for termination to one of the two end surfaces of the element array or, in a particular embodiment, to one of the two side surfaces of the element array.
1. An element array for mounting to a circuit board, the element array having a rectangular configuration defining first and second opposing side surfaces and first and second opposing end surfaces, said element array comprising:
at least one dielectric layer; and
a plurality of stacked dielectric-electrode layers, said plurality of stacked dielectric-electrode layers including at least a first dielectric-electrode layer and at least a second dielectric-electrode layer, said first dielectric-electrode layer comprising a plurality of element electrodes, each of said plurality of element electrodes forming a part of an individual element for said element array;
wherein each of said plurality of element electrodes comprises a lead for termination to one of said first and second opposing side surfaces of said element array, and
said element array further comprises a plurality of termination structures external to said stacked dielectric-electrode layers for coupling said leads of said element electrodes to a circuit board.
2. An element array as in claim 1 , wherein said individual element for said element array comprises one of a capacitor, a varistor, and a resistor.
3. An element array as in claim 1 , wherein said element array is a size 1206 element array.
4. An element array as in claim 3 , wherein said first dielectric-electrode layer comprises at least eight element electrodes.
5. An element array as in claim 1 , wherein said second dielectric-electrode layer includes a common electrode.
6. An element array as in claim 5 , wherein said common electrode comprises a shared capacitor plate for said plurality of element electrodes.
7. An element array as in claim 5 , wherein said common electrode comprises at least one lead for termination to one of said first and second opposing end surfaces of said element array.
8. An element array as in claim 5 , wherein said common electrode comprises at least one lead for termination to one of said first and second opposing side surfaces of said element array.
9. An element array as in claim 1 , wherein said first dielectric-electrode layer includes a common electrode.
10. An element array as in claim 9 , wherein said common electrode comprises at least one lead for termination to one of said first and second opposing side surfaces of said element array.
11. An element array as in claim 1 , wherein said element array has an aspect ratio of less than 1:1.