CGA4J2X7R1E474M125AD CGA4J2X7R1E474M125AD Ceramic Capacitor (MLCC)

CGA4J2X7R1E474M125AD is a high-performance, automotive-grade multilayer ceramic capacitor (MLCC) manufactured by TDK, a global leader in electronic components. This passive component is specifically designed to store and release electrical energy, filter noise, and stabilize voltage in demanding automotive environments. As part of the Passive Components category, specifically Ceramic Capacitors (MLCCs), it plays a critical role in numerous electronic circuits, ensuring reliable operation and signal integrity. Its robust construction and adherence to stringent automotive standards make it an ideal choice for applications where reliability and performance are paramount.

Key Specifications

The CGA4J2X7R1E474M125AD boasts several key specifications that define its capabilities and suitability for various applications. Its ‘Apps.’ attribute as ‘Automotive Grade’ signifies that it is engineered to meet the rigorous demands of automotive electronics, including wide temperature variations, mechanical stress, and long operational lifespans. The ‘Brand’ is ‘TDK’, assuring quality and reliability from a renowned manufacturer. A significant ‘Feature’ is ‘AEC-Q200Glue’, indicating that it is designed for robust mounting and can withstand the harsh vibrations and thermal cycling common in automotive systems, further reinforced by its explicit ‘AEC-Q200’ certification. The ‘Tolerance’ of ‘±20%’ on its capacitance value is typical for X7R dielectric capacitors, providing a practical range for many filtering and coupling applications. The ‘L x W Size’ of ‘2.0mm x 1.25mm [EIA 0805]’ refers to its compact surface-mount package, enabling high-density circuit board designs. Its ‘Capacitance’ of ‘470nF’ (0.47µF) makes it suitable for a wide array of decoupling, bypass, and filtering tasks. The ‘T(Max.) / mm’ of ‘1.5’ specifies its maximum thickness, crucial for space-constrained designs. The ‘Temp. Chara.’ of ‘X7R’ indicates a stable dielectric material, meaning its capacitance changes by ‘±15%’ over its full ‘Operating Temp. Range / °C’ of ‘-55 to 125’, which is excellent for automotive and industrial applications requiring stable performance across wide temperature swings. The ‘Component Type’ is clearly a ‘Ceramic Capacitor (MLCC)’, highlighting its construction. Its ‘Product Status’ is ‘Production’, ensuring ongoing availability. Finally, the ‘Rated Voltage [DC] / V’ of ’25’ defines the maximum continuous DC voltage it can safely withstand.

Features and Benefits

• Automotive Grade Reliability: Designed and tested to AEC-Q200 standards, ensuring high reliability and performance in harsh automotive environments, including engine compartments and safety systems.
• Wide Operating Temperature Range: With an operating temperature range from -55°C to 125°C, this capacitor maintains stable electrical characteristics across extreme thermal conditions, critical for automotive and industrial applications.
• Stable X7R Dielectric: The X7R temperature characteristic provides a capacitance change of only ±15% over the full operating temperature range, offering predictable performance for critical timing and filtering circuits.
• Compact 0805 Package: The 2.0mm x 1.25mm (EIA 0805) surface-mount footprint allows for high-density PCB layouts, enabling miniaturization of electronic modules and systems.
• Robust Construction with Glue Feature: The AEC-Q200Glue feature indicates enhanced mechanical robustness, making it suitable for applications subjected to significant vibration and mechanical stress, improving overall system durability.

Typical Applications

The CGA4J2X7R1E474M125AD is versatile and finds application in a multitude of demanding electronic systems, particularly within the automotive sector. Firstly, it is extensively used in automotive infotainment systems for decoupling power supply lines, filtering noise, and ensuring stable operation of microcontrollers and audio amplifiers, contributing to a high-quality user experience. Secondly, in engine control units (ECUs), these capacitors are crucial for filtering sensor signals, stabilizing power rails for processors, and ensuring reliable communication between various engine components, which is vital for engine performance and emissions control. Thirdly, for advanced driver-assistance systems (ADAS) such as collision avoidance, lane keeping, and adaptive cruise control, the CGA4J2X7R1E474M125AD provides essential power filtering and signal integrity for high-speed data processing units and sensors, ensuring the accuracy and responsiveness of safety-critical functions. Fourthly, in LED lighting modules for vehicles, it helps stabilize the power supply to the LEDs, reducing flicker and extending the lifespan of the lighting system. Finally, due to its robust nature, it is also suitable for various industrial control systems and harsh environment applications where high reliability and stable performance over a wide temperature range are required, such as factory automation and outdoor equipment. In summary, the CGA4J2X7R1E474M125AD from TDK is a high-quality, automotive-grade ceramic capacitor offering excellent reliability and stable performance across a wide temperature range. Its robust construction and adherence to AEC-Q200 standards make it an ideal choice for critical automotive and industrial applications. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai.

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