Patent ID: 9474189
Filing Date: 2016-10-18
CPC Classification: H02M,H05K

Claim Text:
1. An inverter device comprising: a heat dissipation casing including a principal surface, heat dissipation fins arranged on an opposite side of the principal surface, a first concave portion provided adjacent to a region corresponding to the heat dissipation fins on the principal surface, and a second concave portion provided adjacent to the region corresponding to the heat dissipation fins on the principal surface; a semiconductor module arranged in the region corresponding to the heat dissipation fins on the principal surface and including a diode module and an inverter module; an inrush-current suppression resistor sealed by a sealing material in the first concave portion and electrically connected between the diode module and the inverter module; and a regenerative resistor sealed by the sealing material in the second concave portion and electrically connected between the diode module and the inverter module.