Patent ID: 8243457

Claim:
An electronic component mounting structure comprising: a casing including an accommodating portion, an insertion opening formed at outside of the accommodating portion, and a threaded hole to which a screw is fastened; an electronic component including a contact terminal having elasticity; a printed circuit board including a conductor layer electrically connectable to the contact terminal and a board fitting portion configured to fit into the insertion opening; and a fixing plate including a plate fitting portion configured to fit into the insertion opening, and a screw insertion hole through which the screw is inserted, and configured to fix the printed circuit board to the casing in a connection direction of the contact terminal, wherein: in the accommodating portion, the fixing plate is disposed on the printed circuit board, and the printed circuit board is disposed on the electronic component, the fixing plate is fixed to the casing by the screw inserted through the screw insertion hole in a state where the plate fitting portion is fitted into the insertion opening, and both the board fitting portion and the plate fitting portion are fitted in the insertion opening with no vacant space in the insertion opening.