CKG57KX7T2W105K335JJ CKG57KX7T2W105K335JJ Ceramic Capacitor (MLCC)

CKG57KX7T2W105K335JJ

Overview

The CKG57KX7T2W105K335JJ is a high-performance, automotive-grade ceramic capacitor (MLCC) manufactured by TDK, a global leader in electronic components. This specific multi-layer ceramic capacitor is designed to meet the stringent demands of automotive electronics, offering exceptional reliability and stability across a wide range of operating conditions. Its robust construction and advanced dielectric material make it an ideal choice for critical applications where consistent performance is paramount. As a passive component, its primary function is to store and release electrical energy, filter noise, and stabilize voltage in electronic circuits, contributing significantly to the overall efficiency and longevity of the system.

Key Specifications

• Apps. (Automotive Grade): This attribute signifies that the CKG57KX7T2W105K335JJ is specifically engineered and qualified for use in automotive electronics. Components designated as ‘Automotive Grade’ undergo rigorous testing to ensure they can withstand the harsh environmental conditions (temperature extremes, vibration, humidity) typically found in vehicles, making them highly reliable for critical systems.
• Brand (TDK): TDK is a renowned Japanese multinational electronics company known for its high-quality electronic components and materials. Their brand signifies a commitment to innovation, reliability, and precision engineering, ensuring that this capacitor meets industry-leading standards.
• Feature (AEC-Q200MidMega): This feature indicates compliance with the AEC-Q200 standard, specifically for ‘Mid-Mega’ capacitance values. AEC-Q200 is a fundamental stress test qualification for passive electronic components used in automotive applications, ensuring their robustness and reliability under various operational and environmental stresses.
• AEC-Q200 (YES): Explicitly confirms that the component is qualified according to the Automotive Electronics Council’s AEC-Q200 standard, which is essential for any component intended for automotive use.
• Tolerance (±10%): This specifies the permissible deviation of the actual capacitance value from its nominal value. A ±10% tolerance is common for many general-purpose and automotive applications, indicating a reasonable level of precision in capacitance.
• L x W Size (5.7mm x 5.0mm [EIA 2220]): This refers to the physical dimensions of the capacitor. The EIA 2220 designation is a standard package size, indicating a length of 5.7mm and a width of 5.0mm. This information is crucial for PCB layout and automated assembly processes.
• Capacitance (1μF): The nominal capacitance value of the component is 1 microfarad (μF). This value determines the amount of electrical charge the capacitor can store, influencing its effectiveness in filtering, coupling, or energy storage applications.
• T(Max.) / mm (3.5): This indicates the maximum thickness of the component, which is 3.5mm. This dimension is important for mechanical design and ensuring proper clearance on a printed circuit board.
• Temp. Chara. (X7T): X7T is a temperature characteristic code defined by EIA. It specifies the operating temperature range and the maximum capacitance change over that range. For X7T, the operating temperature range is -55°C to +125°C, and the capacitance change is +22% to -33%, making it suitable for demanding automotive environments.
• Component Type (Ceramic Capacitor (MLCC)): This identifies the fundamental type of component. MLCCs are widely used due to their small size, high capacitance values, and excellent high-frequency performance.
• Product Status (Production): This indicates that the component is actively being manufactured and is available for purchase in volume, assuring long-term supply for industrial applications.
• Rated Voltage [DC] / V (450): The maximum DC voltage that can be continuously applied across the capacitor without risk of breakdown. A 450V rating makes this capacitor suitable for applications involving higher voltage rails, common in power electronics and automotive systems.
• Cap.Change or Temp.Coef. (+22,-33%): This explicitly states the maximum capacitance variation over the specified operating temperature range, aligning with the X7T temperature characteristic. This detail is critical for designers to ensure circuit stability across temperature fluctuations.
• Operating Temp. Range / °C (-55 to 125): The full temperature range within which the capacitor is designed to operate reliably and meet its specified performance characteristics. This broad range is typical for automotive-grade components, allowing operation in extreme cold and hot conditions.

Features and Benefits

• AEC-Q200 Qualified Reliability: The CKG57KX7T2W105K335JJ’s compliance with AEC-Q200 standards ensures superior reliability and robustness, making it perfectly suited for the demanding and often harsh conditions encountered in automotive electronics, reducing the risk of component failure.
• Wide Operating Temperature Range: With an operating temperature range from -55°C to +125°C, this capacitor maintains stable performance across extreme thermal variations, crucial for systems exposed to diverse environmental conditions, from engine compartments to extreme climates.
• High Rated Voltage (450V): The impressive 450V DC rated voltage allows for integration into higher voltage circuits, providing design flexibility and enabling its use in power conversion, charging systems, and other applications where higher voltage handling is required.
• Compact EIA 2220 Package: The standardized 5.7mm x 5.0mm (EIA 2220) footprint offers a balance between capacitance and physical size, facilitating efficient PCB layout and enabling higher component density in space-constrained automotive modules.
• Stable Capacitance with X7T Characteristic: The X7T temperature characteristic ensures predictable capacitance change over temperature, which is vital for maintaining circuit timing and filtering performance, thereby enhancing the overall stability and accuracy of the electronic system.
• Manufactured by TDK: As a product from TDK, users benefit from the assurance of high-quality materials, advanced manufacturing processes, and rigorous quality control, leading to consistent performance and extended operational life.

Typical Applications

• Automotive Engine Control Units (ECUs): In ECUs, this capacitor can be used for power supply filtering, voltage stabilization, and timing circuits, ensuring the reliable operation of critical engine functions such as fuel injection, ignition, and emissions control. Its automotive grade ensures resilience to engine bay temperatures and vibrations.
• Electric Vehicle (EV) Charging Systems: The CKG57KX7T2W105K335JJ is well-suited for use in on-board chargers and DC-DC converters within EVs. Its high voltage rating and robust construction make it ideal for filtering high-frequency noise and stabilizing voltage rails in power conversion stages, contributing to efficient and reliable charging.
• Advanced Driver-Assistance Systems (ADAS): In ADAS modules for features like adaptive cruise control, lane-keeping assist, and parking assist, these capacitors can provide stable power to sensors (radar, lidar, cameras) and microcontrollers, ensuring accurate data acquisition and processing for critical safety functions.
• Automotive Infotainment and Telematics: For in-car entertainment systems, navigation units, and communication modules, the capacitor helps in power conditioning, signal coupling, and decoupling, ensuring clear audio, stable data transmission, and reliable operation of various multimedia features.
• Industrial Power Supplies and Converters: Beyond automotive, its high voltage rating and robust construction make it suitable for industrial power supply units, LED drivers, and DC-DC converters where reliability under varying temperatures and stable voltage regulation are essential for continuous operation.

Summary

The CKG57KX7T2W105K335JJ TDK Ceramic Capacitor (MLCC) is a premium, automotive-grade component designed for high-reliability applications. Its robust specifications, including a 450V rated voltage, 1μF capacitance with ±10% tolerance, and an X7T temperature characteristic, ensure stable and dependable performance across a wide operating temperature range of -55°C to +125°C. Compliant with AEC-Q200 standards, this component is an excellent choice for critical automotive and industrial electronics. This part is stocked and shipped across India by Cirkit Electro Components, Mumbai.

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