CPC H05B 3/18 (2013.01) [H05B 3/283 (2013.01); H05B 2203/017 (2013.01)] | 20 Claims |
1. A heater assembly comprising:
a substrate having a first surface and a second surface opposing the first surface, the substrate defining at least one trench on the first surface and a pair of via holes extending from the at least one trench and through the substrate;
a functional element disposed inside the at least one trench and being flush with the first surface of the substrate; and
a pair of terminal pins disposed in the pair of via holes.
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