Patent ID: 6445593
Filing Date: 2002-09-03
Classification: H01F,H01G,H03H

Abstract:
A chip-like electronic component comprising:an element main body including a first end surface and a second end surface on opposite ends of said element main body, a first side surface, a second side surface, a third side surface and a fourth side surface, all of which are arranged so as to connect between the first end surface and the second end surface; external electrodes provided on an outer surface of the element main body; wherein the external electrodes are provided on at least the first side surface, the external electrodes including a first external electrode provided on the element main body at the first end surface, a second external electrode provided on the element body at the second end surface, a third external electrode provided between the first external electrode and the second external electrode; the first external electrode, the second external electrode and the third external electrode are arranged to extend to other surfaces adjacent to the first side surface, the first external electrode extends only partially over the first end surface and the second external electrode extends only partially over the second end surface such that the first end surface and the second end surface are exposed at least at approximate central portions thereof; the element main body includes a first inductor and a second inductor which are connected in series with each other between the first external electrode and the second external electrode, and a capacitor including one capacitor electrode connected to the third external electrode and another capacitor electrode connected to an approximate middle point between the first inductor and the second inductor; and the element main body has a laminated structure including a plurality of electrically insulating layers laminated in the longitudinal direction of the element main body so as to connect between the first end surface and the second end surface, the first inductor is located in the vicinity of the first end surface, which is disposed in a one third portion of the element main body in the longitudinal direction, the second inductor is located in the vicinity of the second end surface, the capacitor is located in a middle portion of the element main body, the first inductor and the second inductor are defined by coil conductors arranged among the electrically insulating layers and via-hole conductors arranged through the electrically insulating layers, such that the two inductors are extending in coiled configuration with the axial directions thereof being coincident with the longitudinal direction of the element main body, the capacitor electrodes constituting the capacitor are provided among the electrically insulating layers.