A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
POWER MODULE SUBSTRATE UNIT AND POWER MODULE
A power-module substrate unit having at least one power-module substrate including one ceramic substrate, a circuit layer formed on one surface of the ceramic substrate, and a metal layer formed on another surface of the ceramic substrate, and a heat sink on which the metal layer of the power-module substrate is bonded, in which the metal layer is made of an aluminum plate having purity of 99.99 mass% or higher; the heat sink is made of an aluminum plate having purity of 99.90 mass% or lower; and the circuit layer has a stacking structure of a first layer made of an aluminum plate having the purity of 99.99 mass% or higher and being bonded to the ceramic substrate and a second layer made of the aluminum plate having the purity lower than 99.90 mass% and being bonded on a surface of the first layer.
POWER MODULE SUBSTRATE UNIT AND POWER MODULE
A power-module substrate unit having at least one power-module substrate including one ceramic substrate, a circuit layer formed on one surface of the ceramic substrate, and a metal layer formed on another surface of the ceramic substrate, and a heat sink on which the metal layer of the power-module substrate is bonded, in which the metal layer is made of an aluminum plate having purity of 99.99 mass% or higher; the heat sink is made of an aluminum plate having purity of 99.90 mass% or lower; and the circuit layer has a stacking structure of a first layer made of an aluminum plate having the purity of 99.99 mass% or higher and being bonded to the ceramic substrate and a second layer made of the aluminum plate having the purity lower than 99.90 mass% and being bonded on a surface of the first layer.
POWER MODULE SUBSTRATE UNIT AND POWER MODULE
LEISTUNGSMODULSUBSTRAT UND LEISTUNGSMODUL
UNITÉ DE SUBSTRAT DE MODULE DE PUISSANCE ET MODULE DE PUISSANCE
OI SOTARO (author) / OOHIRAKI TOMOYA (author)
2019-02-13
Patent
Electronic Resource
English
| European Patent Office | 2017
POWER MODULE SUBSTRATE, POWER MODULE SUBSTRATE WITH HEAT SINK, AND POWER MODULE
| European Patent Office | 2019
| European Patent Office | 2015