Heat dissipation device, power module and electrical equipment

The utility model discloses a heat dissipation device, a power module and electrical equipment, the heat dissipation device is applied to the power module, the power module at least comprises a first power device and a second power device, the heating value of the first power device is greater than that of the second power device, and the heat dissipation device comprises a heat exchanger and a radiator. The heat exchanger is used for being connected with the first power device so as to dissipate heat of the first power device to the outside, and the radiator is located on one side of the heat exchanger and used for being connected with the second power device so as to dissipate heat of the second power device to the outside. The cost of the heat dissipation device is reduced. 本实用新型公开一种散热装置、功率模块以及电器设备，其中散热装置应用于功率模块，功率模块至少包括第一功率器件和第二功率器件，第一功率器件的发热量大于第二功率器件的发热量，散热装置包括换热器和散热器，换热器用于连接第一功率器件，以向外界散出第一功率器件的热量，散热器位于换热器的一侧，并用于连接第二功率器件，以向外界散出第二功率器件的热量，本申请确保第一功率器件和第二功率器件散热效果的同时，实现对于散热装置成本的降低。