CGA4J3C0G2E682J125AE CGA4J3C0G2E682J125AE Ceramic Capacitor (MLCC)

CGA4J3C0G2E682J125AE is a premium automotive-grade multilayer ceramic capacitor (MLCC) manufactured by TDK, a global leader in electronic components. This passive component is specifically designed for demanding automotive applications, offering exceptional reliability and performance in harsh environments. As an MLCC, it functions by storing and releasing electrical energy, playing a critical role in filtering, decoupling, bypassing, and timing circuits within electronic systems. Its robust construction and adherence to stringent automotive standards make it an ideal choice for critical vehicle electronics.

Key Specifications

This TDK CGA4J3C0G2E682J125AE capacitor boasts a set of specifications tailored for high-performance applications. Its ‘Automotive Grade’ designation signifies compliance with strict reliability and quality standards required for vehicle electronics. The ‘Brand’ is TDK, ensuring a heritage of quality and innovation in passive components. A key ‘Feature’ is ‘AEC-Q200 MidSoft’, indicating its qualification under the Automotive Electronics Council’s Q200 standard for passive components, with ‘MidSoft’ referring to a specific dielectric characteristic that enhances reliability under mechanical stress. The explicit ‘AEC-Q200’ confirmation further underscores its suitability for automotive use. A ‘Tolerance’ of ‘±5%’ indicates a high degree of precision in its 6.8nF capacitance value, crucial for circuit stability. The ‘L x W Size’ of ‘2.0mm x 1.25mm [EIA 0805]’ refers to its compact surface-mount dimensions, making it suitable for miniaturized electronic designs. The ‘Capacitance’ of ‘6.8nF’ (nanofarads) is its primary electrical storage capacity. ‘T(Max.) / mm’ at ‘1.5’ specifies the maximum thickness of the component. The ‘Temp. Chara.’ (Temperature Characteristic) is ‘C0G’, which is a highly stable dielectric material known for its minimal capacitance change over a wide temperature range, specified as ‘0±30ppm/°C’ (parts per million per degree Celsius) for ‘Cap.Change or Temp.Coef.’. This stability is vital for precision applications. The ‘Component Type’ is clearly a ‘Ceramic Capacitor (MLCC)’. Its ‘Product Status’ is ‘Production’, indicating it is a readily available, actively manufactured part. A ‘Rated Voltage [DC] / V’ of ‘250’ signifies the maximum continuous DC voltage it can withstand without breakdown. Finally, an ‘Operating Temp. Range / °C’ of ‘-55 to 125’ highlights its ability to perform reliably across extreme temperature variations, typical in automotive environments.

Features and Benefits

• Automotive Grade Reliability: Fully AEC-Q200 qualified, ensuring exceptional durability and performance under the rigorous conditions found in automotive systems, including extreme temperatures, vibrations, and electrical stresses.
• High Capacitance Stability: Utilizes a C0G dielectric, providing a highly stable capacitance over a wide operating temperature range (-55°C to 125°C) with a minimal temperature coefficient of 0±30ppm/°C, critical for precision timing and filtering applications.
• Compact and Space-Saving Design: With an EIA 0805 (2.0mm x 1.25mm) footprint, this MLCC allows for high-density PCB layouts, enabling miniaturization of electronic modules without compromising performance.
• Robust Voltage Handling: Rated for 250V DC, offering ample voltage margin for many automotive power and signal conditioning circuits, contributing to overall system reliability and longevity.
• Precision Performance: A tight capacitance tolerance of ±5% ensures accurate circuit operation, making it suitable for sensitive applications where precise capacitance values are paramount.

Typical Applications

This TDK CGA4J3C0G2E682J125AE ceramic capacitor is engineered for a diverse range of demanding applications, primarily within the automotive sector, but also suitable for other high-reliability industrial electronics. Its robust design and stable electrical characteristics make it indispensable in:

• Engine Control Units (ECUs): Used for filtering power lines, decoupling ICs, and timing circuits to ensure stable and reliable operation of critical engine management functions, including fuel injection and ignition control.
• Advanced Driver-Assistance Systems (ADAS): Essential in sensor modules (radar, lidar, camera), control units, and communication interfaces for filtering noise, stabilizing power supplies, and ensuring data integrity in systems like adaptive cruise control, lane keeping assist, and automatic emergency braking.
• Infotainment and Telematics Systems: Provides stable power and signal integrity for audio amplifiers, display drivers, GPS modules, and communication transceivers, contributing to a seamless user experience and reliable connectivity within the vehicle.
• Electric Power Steering (EPS) Systems: Utilized for filtering and decoupling in motor control circuits and sensor interfaces, ensuring precise and responsive steering assistance while minimizing electrical noise.
• Battery Management Systems (BMS): Critical for filtering and decoupling in voltage and current sensing circuits, as well as communication interfaces within electric vehicle (EV) and hybrid electric vehicle (HEV) battery packs, ensuring accurate monitoring and safe operation.

Summary

The CGA4J3C0G2E682J125AE from TDK is a high-performance, automotive-grade MLCC designed for the most demanding electronic applications. Its combination of robust construction, stable C0G dielectric, and AEC-Q200 qualification ensures reliable operation across a wide range of challenging environments. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your critical projects.

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