All-solid-state induction heating circuit

The utility model discloses an all-solid-state induction heating circuit. The all-solid-state induction heating circuit comprises a rectifier, a direct current filter, a resonant inverter and a resonant tank circuit, a rectification control circuit is arranged in the rectifier, and the rectifier is connected with the resonant inverter through the direct current filter; the resonant inverter comprises a first matching transformer and a second matching transformer, and any one matching transformer is provided with a first over-current protection unit, a second over-current protection unit, a first inverter unit and a second inverter unit; an access formed by connecting any overcurrent protection unit with one inverter unit is connected to an external resonant tank circuit through a transformer; the resonance tank circuit is of a series resonance structure, is provided with a tank circuit capacitor and is connected with an inductor. According to the utility model, the capacitor filtering is adopted at the direct