Aug. 08, 2025
Within modern electronic devices, there exists a small but highly crucial component — the multilayer ceramic capacitor (MLCC). Due to its tiny size, comparable to that of a grain of rice, it is often referred to as the "rice" of the electronics industry.
A Multilayer Ceramic Capacitor (MLCC) is a vital electronic component widely used across electronic devices due to its compact size, high capacitance, and strong reliability. It plays an essential role in communications, computing, automotive electronics, and consumer electronics.
MLCCs are constructed by alternating layers of ceramic dielectric and metal electrodes, creating a compact structure that offers high capability within limited space. This unique design gives MLCCs several advantages, including small size, high temperature resistance, high voltage tolerance, a wide capacitance range, excellent performance, and strong reliability. These benefits make MLCCs indispensable in electronic devices, widely used in smartphones, tablets, laptops, automotive electronics, communication devices, and industrial control systems.
Did you know that a typical smartphone contains hundreds of MLCCs? This showcases just how small they are — larger capacitors wouldn't fit into the compact space of a smartphone.
The introduction of MLCCs addresses the shortcomings of traditional capacitors and meets the growing demands of modern electronics. While traditional capacitors served the needs of earlier electronic devices to some extent, they exhibited limitations in capacitance, frequency response, and temperature stability.
In high-frequency circuits, the polarization effects and parasitic inductance of traditional capacitors can significantly degrade circuit performance. MLCCs, with their small size, high frequency response, low parasitic inductance, and large capacitance, overcome these limitations and cater to the requirements of high-frequency, high-speed, and high-density electronic devices.
The emergence of MLCCs meets the demands for high-performance, miniaturized, and lightweight electronic components.
This article is provided by JYH HSU (JEC) Electronics. JEC is a research, development, production, and sales-oriented company specializing in manufacturing and selling various electronic components such as capacitors and resistors.
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