X5R Ceramic Capacitor

Updated: 2026-07-23

Overview

The C1005X5R1A475K050BC is a multilayer ceramic capacitor (MLCC) designed for use in a wide range of electronic applications. It belongs to the X5R dielectric class, which offers a balance between performance and cost, making it suitable for general-purpose applications. With a capacitance of 4.7μF and a voltage rating of 10V, this capacitor is commonly used in filtering, decoupling, and energy storage circuits. MLCCs like the C1005X5R1A475K050BC are favored for their small footprint, high reliability, and excellent electrical properties. They are widely employed in consumer electronics, automotive systems, and telecommunications equipment, where space and performance are critical factors.

Structure and Working Principle

The C1005X5R1A475K050BC consists of multiple layers of ceramic dielectric material interspersed with metal electrodes. These layers are stacked and sintered to form a monolithic structure, which provides high capacitance in a compact package. The X5R dielectric material ensures stable performance over a wide temperature range (-55°C to +85°C). When a voltage is applied across the electrodes, the capacitor stores electrical energy in the form of an electrostatic field. This energy can be released when needed, making the capacitor useful for smoothing voltage fluctuations, filtering noise, and providing temporary power storage in electronic circuits.

Key Features

The C1005X5R1A475K050BC offers several key features that make it a popular choice for electronic designers. Its compact size (1005 package, equivalent to 1.0mm x 0.5mm) allows for high-density PCB layouts, while its 4.7μF capacitance provides sufficient energy storage for many applications. The X5R dielectric ensures stable performance across a broad temperature range. Additionally, this capacitor exhibits low equivalent series resistance (ESR) and high ripple current capability, making it suitable for high-frequency applications. Its robust construction ensures long-term reliability, even in demanding environments such as automotive and industrial systems.

Application Areas

The C1005X5R1A475K050BC is widely used in various electronic applications, including consumer electronics, telecommunications, and automotive systems. In consumer electronics, it is commonly found in smartphones, tablets, and laptops, where it helps filter noise and stabilize power supplies. In telecommunications equipment, this capacitor is used for decoupling and filtering in RF and high-speed digital circuits. Automotive applications include engine control units (ECUs), infotainment systems, and advanced driver-assistance systems (ADAS), where reliability and performance are critical.

Maintenance and Precautions

To ensure optimal performance and longevity of the C1005X5R1A475K050BC, it is important to follow proper handling and installation practices. Avoid applying voltages exceeding the rated 10V, as this can damage the capacitor. Mechanical stress, such as bending or twisting the PCB, should also be minimized to prevent cracking of the ceramic layers. Storage conditions should be dry and free from excessive humidity to prevent moisture absorption, which can affect performance. When soldering, adhere to recommended temperature profiles to avoid thermal shock, which can lead to internal fractures.

B2B Procurement Guide

When procuring the C1005X5R1A475K050BC in bulk, consider factors such as lead time, supplier reliability, and cost-effectiveness. Verify the manufacturer's specifications and certifications to ensure compliance with industry standards. It is advisable to request samples for testing before placing large orders. Negotiate pricing based on volume, and inquire about minimum order quantities (MOQs) and packaging options. Establish a long-term relationship with a trusted supplier to ensure consistent quality and timely delivery. Additionally, consider alternative part numbers or equivalents to mitigate supply chain risks.