Lead frame of AC-DC power supply circuit

The utility model relates to an AC-DC power supply circuit lead frame, which comprises a radiating fin, a first slide island, a second slide island and a plurality of outer pins, the radiating fin is connected with the first slide island, one side of the first slide island far away from the radiating fin is provided with a first outer pin, a second outer pin, a third outer pin, a fourth outer pin and a fifth outer pin, and the first outer pin, the second outer pin, the third outer pin, the fourth outer pin and the fifth outer pin are connected with the radiating fin. The first outer pin, the second outer pin, the third outer pin, the fourth outer pin and the fifth outer pin are connected through middle ribs, one end, close to the first slide island, of the first outer pin is connected with the second slide island, the third outer pin is connected with the first slide island, and the AC-DC power supply circuit lead frame is reasonable in structural distribution, reasonable in wiring and high in reliability. An