Substrate for mounting semiconductor element and method of manufacturing the same
View Patent ↗The present invention provides a semiconductor element mounting substrate 101 including: a base substrate 1 having a region 2 for mounting a semiconductor element 11 , the region 2 being set on the major surface of the base substrate 1 ; a plurality of wiring patterns 3 formed on the base substrate 1 and connected to the semiconductor element 11 ; and a dummy pattern 8 formed like a frame in the region 2 for mounting the semiconductor element 11 and not connected to the wiring patterns 3.
1. A substrate for mounting a semiconductor element, comprising:
a base substrate having a region for mounting the semiconductor element, the region being set on a major surface of the base substrate;
a plurality of wiring patterns formed on the base substrate and connected to the semiconductor element; and
a dummy pattern formed like a frame in the region for mounting the semiconductor element and not connected to the wiring patterns;
the semiconductor element connected to the dummy pattern without an adhesive; and
the semiconductor element fixed on the base substrate with an adhesive.
2. The substrate for mounting a semiconductor element according to claim 1 , wherein the dummy pattern is made of the same conductor material as the wiring patterns and is insulated from the wiring patterns.
3. The substrate for mounting a semiconductor element according to claim 1 , wherein the dummy pattern is made of an insulating material.
4. The substrate for mounting a semiconductor element according to claim 1 , wherein the dummy pattern has a larger thickness than the wiring pattern.
5. The substrate for mounting a semiconductor element according to claim 1 , wherein a plurality of dummy patterns are formed inward and outward from each other.
6. The substrate for mounting a semiconductor element according to claim 5 , wherein the inner dummy pattern has a larger thickness than the outer dummy pattern.
7. A substrate for mounting a semiconductor element, comprising:
a base substrate having a region for mounting a semiconductor element, the region being set on a major surface of the base substrate;
a plurality of wiring patterns formed on the base substrate for connection to a semiconductor element;
a frame-like dummy pattern formed in the region for mounting a semiconductor element and not connected to the wiring patterns;
a semiconductor element connected to the dummy pattern and to the wiring patterns; and
an adhesive in the volume surrounded by the semiconductor element, the dummy pattern and the base substrate.
8. A substrate for mounting a semiconductor element, comprising:
a base substrate having a region for mounting a semiconductor element, the region being on a major surface of the base substrate;
a plurality of wiring patterns formed on the base substrate for connection to a semiconductor element;
a frame-like dummy pattern in the region for mounting a semiconductor element and not connected to the wiring patterns;
a semiconductor element connected to the dummy pattern and to the wiring patterns;
the semiconductor element fixed on the base substrate with an adhesive; and
a thickness of the adhesive is less than a thickness of the dummy pattern.