A film capacitor, comprising: a capacitor core; a positive electrode busbar; a negative electrode busbar, superposed with and insulated from the positive electrode busbar; a first electrode terminal, connected to the positive electrode busbar; a second electrode terminal, connected to the negative electrode busbar; a first connection sheet, connected to the positive electrode busbar and provided with a first connection terminal connected to the capacitor core; and a second connection sheet, opposed to the first connection sheet, connected to the negative electrode busbar and provided with a second connection terminal connected to the capacitor core, wherein the capacitor core is disposed between the first connection sheet and the second connection sheet; the first connection sheet, the first connection terminal and the positive electrode busbar are integrally formed; and the second connection sheet, the second connection terminal and the negative electrode busbar are integrally formed, further comprising an insulation sheet located between the positive electrode busbar and the negative electrode busbar, wherein the insulation sheet has an L shape and comprises a short limb and a long limb, the positive electrode busbar is disposed on an outer surface of the long limb of the insulation sheet, the negative electrode busbar is disposed on an inner surface of the long limb of the insulation sheet, characterized in that the positive electrode busbar comprises a first extending portion extended onto an outer surface of the short limb of the insulation sheet, the first electrode terminal is connected to the first extending portion, the short limb of the insulation sheet defines a notch configured to expose a portion of the second connection sheet therefrom and adjacent to the first extending portion, the second electrode terminal is connected to the portion of the second connection sheet exposed from the notch. a capacitor core; a positive electrode busbar; a negative electrode busbar, superposed with and insulated from the positive electrode busbar; a first electrode terminal, connected to the positive electrode busbar; a second electrode terminal, connected to the negative electrode busbar; a first connection sheet, connected to the positive electrode busbar and provided with a first connection terminal connected to the capacitor core; and a second connection sheet, opposed to the first connection sheet, connected to the negative electrode busbar and provided with a second connection terminal connected to the capacitor core, wherein the capacitor core is disposed between the first connection sheet and the second connection sheet; the first connection sheet, the first connection terminal and the positive electrode busbar are integrally formed; and the second connection sheet, the second connection terminal and the negative electrode busbar are integrally formed, further comprising an insulation sheet located between the positive electrode busbar and the negative electrode busbar, wherein the insulation sheet has an L shape and comprises a short limb and a long limb, the positive electrode busbar is disposed on an outer surface of the long limb of the insulation sheet, the negative electrode busbar is disposed on an inner surface of the long limb of the insulation sheet, characterized in that the positive electrode busbar comprises a first extending portion extended onto an outer surface of the short limb of the insulation sheet, the first electrode terminal is connected to the first extending portion, the short limb of the insulation sheet defines a notch configured to expose a portion of the second connection sheet therefrom and adjacent to the first extending portion, the second electrode terminal is connected to the portion of the second connection sheet exposed from the notch.