abstract |
A composite sheet comprising a magnetic powder, a metal powder and a base resin, wherein the magnetic powder is a sendust magnetic powder coated with silver (Ag), and the metal powder is coated with silver (Ag) Wherein the copper particles have a dendrite structure, and the magnetic powder, the metal powder, and the base resin are contained in a weight ratio of 65 to 75:10 to 20:10 to 20. |