摘要:
Provided are a multilayer ceramic capacitor and a manufacturing method thereof, which can stably secure capacitance and prevent cracking caused by the diffusion of an electrode material. The multilayer ceramic capacitor includes a capacitor body where an inner electrode including a first electrode material and a dielectric layer are alternately laminated, and an outer electrode disposed on an outer surface of the capacitor body and electrically connected to the inner electrode, the outer electrode including a second electrode material. A diffusion layer having a length exceeding 1 μm in which the first and second electrode materials are mixed is provided at a region where the inner electrode and the outer electrode are connected to each other.
摘要:
There is provided a multilayer ceramic capacitor including: a capacitor main body formed by alternately stacking an internal electrode including an internal electrode-forming material and a dielectric layer; and an external electrode formed on the external surface of the capacitor to be electrically connected to the internal electrode and having an external electrode-forming material, wherein the internal electrode includes a non-diffusion layer including the external electrode-forming material of 2 vol % to 20 vol % and a diffusion layer made of the external electrode-forming material on at least one of the both ends of the non-diffusion layer.The multilayer ceramic capacitor capable of preventing cracking due to the diffusion of electrode materials while stably securing capacitance and the method of fabricating the same can be provided.
摘要:
Disclosed is a multilayer ceramic capacitor. The multilayer ceramic capacitor includes a sintered ceramic body, a plurality of first internal electrodes and a plurality of second internal electrodes formed inside the sintered ceramic body, the first and second internal electrodes having ends alternately and respectively exposed to side surfaces of the sintered ceramic body, and first and second external electrodes formed on the side surfaces of the ceramic body and electrically connected to the first and second internal electrodes, the first and second external electrodes each including a plurality of pores with an average pore size of 2 μm to 5 μm and having a porosity of 2% to 10%.
摘要:
There is provided a multi-layered ceramic capacitor having a dual layer-electrode structure formed by applying a dual layer of electrode paste to the multi-layered ceramic capacitor. The multi-layered ceramic capacitor having a dual layer-electrode structure includes a capacitor body having a preset length and width and having a plurality dielectric layers stacked therein, an internal electrode unit formed on the plurality of dielectric layers and having a preset capacitance, and an external electrode unit including first external electrodes respectively formed on both sides of the capacitor body to be electrically connected to internal electrodes, and second external electrodes formed on the first external electrodes.
摘要:
A dust remover for a vacuum cleaner is provided inside a filter and is rotated by a motor. The dust remover includes: a rigid rotary member perpendicularly coupled to an output shaft of the motor to be rotated according to a rotation of the output shaft; a rotating buffer member assembled with an end portion of the rigid rotary member to be rotatable around a rotary shaft that is in parallel with the output shaft; a striking member having an end portion fixed to the rotating buffer member and another end portion contacting the filter; and an elastic member having an end portion coupled to the rotating buffer member and another end portion coupled to the rigid rotary member so as to apply an elastic recovery force to the rotating buffer member to rotate in a direction in which the rigid rotary member rotates.
摘要:
Disclosed herein are printed circuit board assemblies made of a brittle material such as silicon, glass or ceramic and provided with a connector to electrically connect the same to an external connection member, and a method for molding the printed circuit board assembly wherein the printed circuit board assembly is molded by applying a polymer resin thereto to impart hardness to the printed circuit board assembly, and an electrode terminal to connect the same to the external connection member is exposed to the outside. Disclosed herein is also an interconnection structure of an interposer, the interconnection structure electrically connected to a main printed circuit board (PCB) through a solder joint is interposed between the interposer and the solder joint to prevent or reduce concentration of stress on the solder joint caused by differences in coefficients thermal expansion between the interposer and the main PCB.
摘要:
A filter device for filtering automobile exhaust gas includes a case, front and rear support flanges mounted inside the case, and the filter member mounted between the front and rear support flanges. The front and rear support flanges are fixed vertically to the front and rear end portions of the filter member, respectively. The filter member includes a laminated or rolled-up metallic foam filter and a metallic mat or a jacket wrapping around the metallic foam filter. The porous pipe mounted inside the filter member is formed with a plurality of holes. The porous pipe is structured such that the width thereof decreases gradually towards the rear end portion or increase gradually towards the rear end portion, or the holes in the rear end portion are smaller, or a conical member is inserted in the inside space, or a pyramidal member is inserted in the inside space.
摘要:
Disclosed is a printed circuit board assembly PBA on which a connector for electrical connection to an external connection element is mounted. Such an assembly may be formed with a molding method of a PBA which includes applying a polymer resin to the PBA to mold the PBA in order to offer stiffness thereto. The foregoing method of molding the PBA according to the present disclosure is a molding method of a PBA including a PCB and a connector mounted on the PCB to electrically connect the same to an external connection element. The method includes combining the connector with a connector cover, applying a resin to the PBA combined with the connector cover to execute molding of the PBA, and separating the connector cover from the molded PBA to expose the electrode terminal for an external connection element.
摘要:
Disclosed is a connection structure for a circuit board using a solder bump to arrange circuit boards. The circuit board connection structure includes a solder bump prepared on one of two circuit boards and a perforated part formed at the other of the circuit boards to receive the solder bump. Facing both circuit boards towards each other and inserting the solder bump into the perforated part, the circuit boards are desirably arranged.
摘要:
An LCD device including: a gate line on a substrate along a first direction; a data line in a second direction perpendicular to the gate line to define a unit pixel region, wherein the data line has recesses on a first side of the data line; a repair pattern having ends crossing the data line at the recesses of the data line; a thin film transistor adjacent to a crossing of the gate line and the data line, the thin film transistor including a semiconductor layer, a gate electrode, a drain electrode and a source electrode; a passivation layer over an entire surface of the substrate including the thin film transistor; and a pixel electrode connected to the drain electrode through the passivation layer.