主权项 |
1. An optical connector, comprising:
a circuit board comprising a substrate and a circuit unit formed in the substrate; a photoelectric element positioned on the substrate, the photoelectric element comprising a first conductive pin and a first metallic layer, the first conductive pin being formed on a surface of the photoelectric element away from the circuit board, the first metallic layer being formed on another surface of the photoelectric element facing toward the circuit board, and the first conductive pin and the first metallic layer serving as terminals of the photoelectric element; a driver chip positioned on the substrate, the driver chip being electrically connected to the photoelectric element by the circuit unit; a light waveguide unit for transmitting optical signals; a lens element positioned between the photoelectric element and the light waveguide unit for optically coupling the light waveguide to the photoelectric element; and a connector connecting the light waveguide unit to the lens element; wherein the substrate comprises a first surface and a second surface opposite to the second surface, the substrate defines a receiving groove in the second surface, the photoelectric element is positioned on a bottom surface of the receiving groove, and the driver chip is positioned on the second surface; wherein the circuit unit comprises a first electrical contact connected to the photoelectric element, two second electrical contacts connected to the driver chip, and two connecting portions, two ends of one of the connecting portions are respectively connected to the first electrical contact and one of the second electrical contacts, and two ends of the other of the connecting portions are respectively connected to the first metallic layer and the other of the second electrical contacts; wherein the first electrical contact and the second electrical contacts are formed on the second surface, the connecting portions are embedded in the substrate. |