CGA4J3X7R1C225K125AB CGA4J3X7R1C225K125AB Ceramic Capacitor (MLCC)

CGA4J3X7R1C225K125AB 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 automotive applications, offering exceptional reliability and performance in harsh environments. As a multilayer ceramic capacitor, it functions by storing and releasing electrical energy, playing a crucial role in filtering, bypassing, coupling, and timing circuits. Its robust construction and adherence to stringent automotive standards make it an ideal choice for critical electronic systems where stability and longevity are paramount.

Key Specifications

The attributes of the CGA4J3X7R1C225K125AB are meticulously engineered to meet high-performance requirements. The Applications designation as “Automotive Grade” signifies its compliance with the rigorous demands of vehicle electronics, ensuring stable operation under varying conditions. The Brand, TDK, is synonymous with quality and innovation in the electronics industry. Its Feature, “AEC-Q200 General,” confirms that it meets the Automotive Electronics Council’s qualification standard for passive components, guaranteeing its suitability for automotive use. The explicit “YES” for AEC-Q200 further reinforces this compliance. A Tolerance of “±10%” indicates the permissible variation from its nominal capacitance value, offering a good balance between precision and cost-effectiveness for many applications. The compact L x W Size of “2.0mm x 1.25mm [EIA 0805]” denotes its physical dimensions, corresponding to the widely adopted 0805 industry standard, which is suitable for space-constrained PCB designs. The Capacitance of “2.2μF” (microfarads) is a significant value for filtering power lines and energy storage in many automotive circuits. The T(Max.) / mm of “1.45” refers to the maximum thickness of the component, critical for mechanical design and automated assembly processes. The Temp. Chara. of “X7R” is a common dielectric material known for its relatively stable capacitance over a wide operating temperature range. The Component Type is clearly identified as a “Ceramic Capacitor (MLCC),” highlighting its construction and technology. Its Product Status as “Production” confirms its active manufacturing and availability for new designs and mass production. The Rated Voltage [DC] / V of “16” specifies the maximum DC voltage that can be continuously applied across the capacitor without risk of breakdown. The Cap.Change or Temp.Coef. of “±15%” over the specified temperature range is characteristic of X7R dielectrics, indicating a predictable change in capacitance. Finally, the broad Operating Temp. Range / °C of “-55 to 125” underscores its ability to perform reliably in extreme thermal conditions typical of automotive environments.

Features and Benefits

• AEC-Q200 Qualified: This capacitor is rigorously tested and certified to meet the Automotive Electronics Council’s AEC-Q200 standard, ensuring high reliability and performance in demanding automotive applications. This qualification is critical for components used in safety-critical systems.
• Wide Operating Temperature Range: With an operating temperature range from -55°C to 125°C, the CGA4J3X7R1C225K125AB can withstand extreme thermal variations, making it suitable for under-the-hood and other harsh environments within a vehicle.
• Stable X7R Dielectric: The X7R temperature characteristic provides a relatively stable capacitance over its full operating temperature range, minimizing performance drift and ensuring consistent circuit behavior.
• Compact 0805 Footprint: The industry-standard 0805 (2.0mm x 1.25mm) size allows for high-density PCB designs, contributing to smaller and more efficient electronic modules in automotive systems.
• High Capacitance Value: A 2.2μF capacitance in a compact package offers excellent filtering and energy storage capabilities, crucial for power supply smoothing and noise reduction in various automotive circuits.

Typical Applications

The TDK CGA4J3X7R1C225K125AB ceramic capacitor is versatile and robust, finding its place in numerous automotive and industrial applications due to its AEC-Q200 compliance and reliable performance. One primary application is in Engine Control Units (ECUs), where it is used for power supply decoupling and filtering, ensuring stable voltage rails for microcontrollers and sensors operating in high-temperature environments. Its ability to withstand vibrations and temperature extremes makes it ideal for such critical systems. Another key area is in Automotive Infotainment Systems, where it helps in noise suppression and signal coupling, contributing to clear audio and stable data transmission. In these systems, its compact size is beneficial for integrating more features into limited dashboard space. Furthermore, it is extensively used in Advanced Driver-Assistance Systems (ADAS), including radar, camera, and lidar modules. Here, it provides essential power filtering for sensitive analog and digital circuits, ensuring the accuracy and reliability of safety-critical functions like adaptive cruise control and lane-keeping assist. The capacitor also plays a vital role in LED Lighting Systems within vehicles, from headlights to interior lighting, where it smooths out power fluctuations and extends the lifespan of LED drivers. Lastly, its robustness makes it suitable for Electric Vehicle (EV) Battery Management Systems (BMS), where it can be employed for voltage sensing, cell balancing, and power line filtering, critical for the safe and efficient operation of EV batteries.

The TDK CGA4J3X7R1C225K125AB is a testament to TDK’s commitment to quality and innovation in passive components. This reliable automotive-grade ceramic capacitor is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your design and production needs.

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