发明授权
US08564118B2 Power module substrate, power module, and method for manufacturing power module substrate 有权
功率模块基板,功率模块和制造功率模块基板的方法

Power module substrate, power module, and method for manufacturing power module substrate
摘要:
A power module substrate includes: a ceramics substrate having a surface; and a metal plate connected to the surface of the ceramics substrate, composed of aluminum, and including Cu at a joint interface between the ceramics substrate and the metal plate, wherein a Cu concentration at the joint interface is in the range of 0.05 to 5 wt %.
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