C2012X8R1E154K085AA C2012X8R1E154K085AA Ceramic Capacitor (MLCC)

C2012X8R1E154K085AA

Overview

C2012X8R1E154K085AA is a high-performance multilayer ceramic capacitor (MLCC) manufactured by TDK, a global leader in electronic components. This passive component is specifically designed for robust commercial-grade applications, offering stable capacitance across a wide temperature range. MLCCs are fundamental in modern electronics, serving critical functions such as decoupling, filtering, and energy storage in various circuits. TDK’s commitment to quality and innovation ensures that this capacitor delivers reliable performance in demanding environments.

Key Specifications

• Apps. (Commercial Grade): This designation indicates that the capacitor is engineered to meet the stringent requirements of general commercial electronic products. It signifies a balance of performance, reliability, and cost-effectiveness suitable for a broad array of professional applications, as opposed to specialized automotive or industrial grades.
• Brand (TDK): TDK is a renowned Japanese multinational electronics company known for its high-quality electronic components, including capacitors, inductors, and magnetic products. Choosing a TDK component ensures adherence to global manufacturing standards and reliable performance.
• Feature (150°C): This highlights the capacitor’s ability to operate at an elevated maximum temperature of 150°C. This is a significant attribute for applications where heat generation is a concern or where the component is situated in a high-temperature environment, ensuring stable operation beyond typical 85°C or 125°C limits.
• Tolerance (±10%): The capacitance tolerance of ±10% indicates the permissible deviation of the actual capacitance value from its nominal value (150nF). A tighter tolerance is crucial in precision circuits where exact capacitance values are critical for circuit performance, while ±10% is suitable for many general-purpose filtering and decoupling tasks.
• L x W Size (2.0mm x 1.25mm [EIA 0805]): This specifies the physical dimensions of the surface-mount device (SMD) capacitor. An EIA 0805 package is a standard size in the electronics industry, making it compatible with automated pick-and-place manufacturing processes and suitable for designs where board space is a consideration.
• Capacitance (150nF): This is the nominal electrical charge storage capacity of the capacitor, measured in nanofarads (nF). A capacitance of 150nF is commonly used for decoupling power lines, filtering noise, and timing applications in various digital and analog circuits.
• T(Max.) / mm (1): This denotes the maximum thickness of the component, which is 1 millimeter. This dimension is important for mechanical design considerations, especially in compact or height-constrained electronic assemblies.
• Temp. Chara. (X8R): X8R is a specific dielectric material classification according to the EIA standard. It indicates that the capacitor exhibits a capacitance change of no more than ±15% over an operating temperature range of -55°C to +150°C. This characteristic makes it highly suitable for applications requiring stable performance across wide temperature variations.
• Component Type (Ceramic Capacitor (MLCC)): This identifies the fundamental type of capacitor. MLCCs are favored for their small size, high reliability, low equivalent series resistance (ESR), and excellent frequency characteristics, making them ubiquitous in modern electronics.
• Product Status (Production): This indicates that the component is actively being manufactured and is available for purchase in volume, ensuring long-term supply and support for new and existing designs.
• Rated Voltage [DC] / V (25): This is the maximum DC voltage that can be continuously applied across the capacitor without causing damage or degradation. A 25V rating provides sufficient headroom for many low-voltage digital and analog circuits, ensuring reliability.
• Cap.Change or Temp.Coef. (±15%): This reiterates the capacitance change over the specified temperature range, directly correlating with the X8R dielectric characteristic. It quantifies the stability of the capacitance value under varying thermal conditions.
• Operating Temp. Range / °C (-55 to 150): This defines the full range of ambient temperatures within which the capacitor is designed to operate reliably and meet its specified performance characteristics. The wide range, particularly the high upper limit of 150°C, underscores its suitability for harsh thermal environments.

Features and Benefits

• High-Temperature Stability: The X8R dielectric and 150°C operating temperature range ensure stable capacitance and reliable performance even in elevated temperature environments, reducing the risk of circuit malfunction due to thermal stress.
• Compact EIA 0805 Package: Its small 2.0mm x 1.25mm footprint allows for high-density PCB layouts, making it ideal for miniaturized electronic devices and space-constrained applications without compromising performance.
• Commercial Grade Reliability: Designed for commercial applications, this TDK MLCC offers a robust and dependable solution for general-purpose electronics, providing a good balance between performance, lifespan, and cost-effectiveness.
• Low ESR and ESL: As an MLCC, it inherently offers low Equivalent Series Resistance (ESR) and Equivalent Series Inductance (ESL), which are critical for effective high-frequency decoupling and filtering in fast-switching digital circuits.
• Versatile 25V Rating: The 25V DC rated voltage provides ample margin for many common low-voltage power rails and signal processing applications, ensuring broad applicability across various electronic designs.

Typical Applications

• Power Supply Decoupling: The C2012X8R1E154K085AA is extensively used for decoupling integrated circuits (ICs) in power supply lines. Its 150nF capacitance effectively filters out high-frequency noise and transient voltage spikes, ensuring a stable power supply to sensitive digital and analog components, crucial for preventing data corruption and improving signal integrity.
• Signal Filtering and Smoothing: In various analog and digital circuits, this capacitor can be employed for signal filtering. For instance, in sensor interfaces or audio circuits, it helps to smooth out ripple and remove unwanted high-frequency components from signals, leading to cleaner and more accurate data acquisition or audio reproduction.
• Timing Circuits and Oscillators: While not a primary timing component, its stable capacitance over temperature, particularly with the X8R characteristic, makes it suitable for use in conjunction with resistors in RC timing circuits or as part of frequency-determining networks in oscillators where moderate precision and thermal stability are required.
• LED Lighting Drivers: Given its 150°C operating temperature, this capacitor is well-suited for use in LED lighting applications, especially in power conversion stages of LED drivers where ambient temperatures can be elevated due to the heat generated by high-power LEDs. It helps in filtering the DC output and improving the overall stability of the driver.
• Industrial Control Systems: In industrial environments where equipment may experience wide temperature fluctuations, the C2012X8R1E154K085AA provides reliable performance for various control and monitoring circuits, including sensor interfaces, data acquisition modules, and communication lines, ensuring operational integrity under challenging conditions.

Summary

The C2012X8R1E154K085AA TDK Ceramic Capacitor (MLCC) is a robust and reliable component designed for a wide array of commercial applications requiring stable performance across a broad temperature range up to 150°C. Its 150nF capacitance and 25V rating, combined with the compact 0805 package, make it an excellent choice for decoupling, filtering, and general circuit functions in modern electronics. This part is stocked and shipped across India by Cirkit Electro Components, Mumbai.

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