CGA4J2X7R1E474K125AA CGA4J2X7R1E474K125AA Ceramic Capacitor (MLCC)

CGA4J2X7R1E474K125AA is a high-quality, automotive-grade ceramic capacitor (MLCC) manufactured by TDK, a global leader in electronic components. This passive component is specifically designed for demanding applications within the automotive industry, where reliability and performance under harsh conditions are paramount. As a multilayer ceramic capacitor, it stores and releases electrical energy, filters noise, and stabilizes voltage in various circuits, playing a critical role in the proper functioning of modern electronic systems in vehicles. Its robust construction and adherence to stringent automotive standards ensure long-term stability and operational integrity.

Key Specifications

The `Apps.` attribute, indicating “Automotive Grade,” signifies that this capacitor is engineered and tested to meet the rigorous demands of automotive electronics, including resistance to vibration, temperature extremes, and humidity. The `Brand` is TDK, a renowned manufacturer synonymous with quality and innovation in the electronics industry. The `Feature` of “AEC-Q200General” and the explicit `AEC-Q200` value of “YES” confirm its compliance with the Automotive Electronics Council’s AEC-Q200 standard, which specifies stress test qualification for passive components used in automotive applications. This certification is crucial for ensuring the component’s reliability in vehicle systems. The `Tolerance` of “±10%” indicates the permissible variation in its capacitance value from the nominal 470nF, a standard tolerance for many general-purpose and automotive applications. Its `L x W Size` is “2.0mm x 1.25mm [EIA 0805],” defining its physical dimensions, which correspond to the widely used 0805 surface-mount package, allowing for compact circuit board designs. The `Capacitance` is “470nF,” or 0.47 microfarads, a significant value for filtering and energy storage in many automotive control units. `T(Max.) / mm` at “1.45” refers to its maximum thickness, an important consideration for board layout and component clearance. The `Temp. Chara.` is “X7R,” a common dielectric material known for its relatively stable capacitance over a wide temperature range, as further detailed by `Cap.Change or Temp.Coef.` of “±15%” over its operating temperature. The `Component Type` is clearly identified as a “Ceramic Capacitor (MLCC).” Its `Product Status` is “Production,” meaning it is actively manufactured and readily available. The `Rated Voltage [DC] / V` is “25,” indicating the maximum DC voltage it can continuously withstand without breakdown. Finally, the `Operating Temp. Range / °C` of “-55 to 125” highlights its ability to perform reliably across extreme thermal conditions, typical of automotive environments.

Features and Benefits

• AEC-Q200 Qualified: Ensures superior reliability and performance under the demanding conditions found in automotive applications, reducing the risk of component failure.
• Wide Operating Temperature Range: Capable of functioning effectively from -55°C to 125°C, making it suitable for diverse automotive environments, from engine compartments to cabin electronics.
• Stable X7R Dielectric: Provides excellent capacitance stability over temperature and voltage variations, ensuring consistent circuit performance.
• Compact 0805 Package: Its small footprint allows for high-density circuit designs, contributing to miniaturization and space-saving in automotive electronic control units (ECUs).
• High Capacitance Value (470nF): Offers substantial energy storage and filtering capabilities, crucial for power supply smoothing and signal integrity in complex automotive systems.

Typical Applications

This TDK CGA4J2X7R1E474K125AA ceramic capacitor is ideal for a broad spectrum of automotive electronic systems. It is frequently utilized in Engine Control Units (ECUs) for filtering power lines and stabilizing sensor signals, ensuring precise engine management and emission control. In Advanced Driver-Assistance Systems (ADAS), such as adaptive cruise control, lane-keeping assist, and parking assist, these capacitors are critical for noise suppression and power integrity in radar, lidar, and camera modules, contributing to reliable data acquisition and processing. Furthermore, they find application in infotainment and telematics systems, where they help to filter power supplies for audio amplifiers, display drivers, and communication modules, ensuring clear audio and stable data transmission. They are also essential in various body electronics, including power window controls, lighting systems, and climate control units, providing stable voltage rails and transient suppression. Their robust design makes them suitable for use in electric vehicle (EV) and hybrid electric vehicle (HEV) power electronics, including battery management systems and DC-DC converters, where high reliability under fluctuating loads is paramount.

Summary

The TDK CGA4J2X7R1E474K125AA is a high-performance, automotive-grade ceramic capacitor designed for critical applications requiring exceptional reliability and stability. Its AEC-Q200 qualification, wide operating temperature range, and stable X7R dielectric make it an excellent choice for demanding automotive electronic systems. This essential passive component is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your design and production needs.

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