Combined type circulator

The utility model discloses a combined type circulator, it includes copper (1), dielectric layer (2) and polytetrafluoroethylene layer (3), it is provided with PP layer A (8) to be located between circuit layer (4) and copper (1) of upper surface, it is provided with PP layer B (9) to be located between circuit layer (4) and polytetrafluoroethylene layer (3) of lower surface, still be provided with in the combined type circulator and run through polytetrafluoroethylene layer (3), PP layer B (9), ground connection hole (13) of dielectric layer (2) and PP layer A (8), contact department of PP layer and circuit layer (4), contact department of copper (1) and PP layer A (8), polytetrafluoroethylene layer (3) all are provided with tie coat (14) with contact department of PP layer B (9). The beneficial effects of the utility model are that: greatly reduce the product volume, can integrate in a base plate, put forward high electrical performance and reliability, have higher integrated level, prevent electromagnetic