C1608NP02A121J080AA C1608NP02A121J080AA Ceramic Capacitor (MLCC)

C1608NP02A121J080AA is a high-quality ceramic capacitor (MLCC) manufactured by TDK, a global leader in electronic components. This passive component is designed to store and release electrical energy, filter noise, and stabilize voltage in various electronic circuits. As a Multilayer Ceramic Capacitor (MLCC), it utilizes multiple layers of ceramic dielectric and metal electrodes to achieve a high capacitance value in a compact form factor. TDK’s commitment to precision engineering ensures reliable performance, making this capacitor suitable for demanding commercial-grade applications, particularly those requiring stable operation across a wide temperature range.

Key Specifications

This TDK C1608NP02A121J080AA ceramic capacitor boasts several critical specifications that define its performance and suitability for specific applications:

• Apps. (Commercial Grade): This designation indicates that the capacitor is designed and tested to meet the rigorous requirements of commercial electronic equipment, ensuring robust performance and reliability in standard industrial and consumer applications.
• Brand (TDK): TDK is a renowned Japanese electronics company, globally recognized for its high-quality passive components, including capacitors, inductors, and ferrites. Their brand signifies a commitment to innovation and manufacturing excellence.
• Feature (Mid150°C): This highlights the capacitor’s capability to operate reliably at elevated temperatures up to 150°C, making it suitable for circuits exposed to high thermal environments where standard components might fail.
• Tolerance (±5%): The capacitance value of 120pF is guaranteed to be within ±5% of its nominal value. This tight tolerance is crucial for applications where precise timing, filtering, or resonant frequency control is required, ensuring consistent circuit performance.
• L x W Size (1.6mm x 0.8mm [EIA 0603]): This specifies the physical dimensions of the surface-mount device (SMD) capacitor. The 0603 EIA standard size is very common, allowing for compact circuit board designs and compatibility with automated assembly processes.
• Capacitance (120pF): This is the fundamental electrical property of the capacitor, indicating its ability to store charge. A 120pF capacitance is typically used for high-frequency filtering, coupling, and resonant circuits.
• T(Max.) / mm (0.9): This refers to the maximum thickness of the component, which is 0.9mm. This dimension is important for mechanical design and ensuring the component fits within specific height constraints on a PCB.
• Temp. Chara. (NP0): NP0 (also known as C0G) is a highly stable dielectric material. Capacitors with NP0 characteristics exhibit extremely low capacitance change over temperature, voltage, and time, making them ideal for precision applications where stability is paramount.
• Component Type (Ceramic Capacitor (MLCC)): This confirms its construction as a Multilayer Ceramic Capacitor, known for its small size, low equivalent series resistance (ESR), and excellent high-frequency performance.
• Product Status (Obsolete): It is important to note that this specific part number is marked as obsolete. While it may still be available from existing stock, designers should consider alternative, currently active parts for new designs.
• Rated Voltage [DC] / V (100): This is the maximum DC voltage that can be continuously applied across the capacitor without causing damage or premature failure. A 100V rating provides a good margin for many commercial applications.
• Cap.Change or Temp.Coef. (0±30ppm/°C): This specification precisely quantifies the temperature stability of the NP0 dielectric. It means the capacitance will change by no more than ±30 parts per million per degree Celsius, highlighting its exceptional stability.
• Operating Temp. Range / °C (-55 to 150): This wide operating temperature range signifies the capacitor’s ability to function reliably in extreme cold and hot environments, from sub-zero conditions to very high temperatures, consistent with its Mid150°C feature.

Features and Benefits

• Exceptional Temperature Stability: The NP0 dielectric ensures minimal capacitance variation (0±30ppm/°C) across a broad operating temperature range of -55°C to 150°C, making it ideal for precision circuits in harsh environments.
• High Precision and Reliability: With a tight ±5% tolerance, this capacitor provides consistent and predictable performance, crucial for sensitive applications like timing circuits, filters, and oscillators.
• Compact 0603 EIA Size: The small 1.6mm x 0.8mm footprint allows for high-density PCB layouts, contributing to miniaturization and space-saving in modern electronic devices.
• Robust Commercial Grade Construction: Designed for commercial applications, it offers enhanced durability and performance stability under typical industrial and consumer operating conditions.
• High Voltage Rating: A 100V DC rated voltage provides ample headroom for many circuits, reducing the risk of dielectric breakdown and ensuring long-term reliability.

Typical Applications

The C1608NP02A121J080AA ceramic capacitor’s stable characteristics and compact size make it suitable for a variety of applications:

• Signal Filtering and Coupling: Due to its stable capacitance and low ESR, it is excellent for high-frequency filtering in RF circuits, data lines, and audio amplifiers, ensuring clean signal transmission and noise reduction.
• Resonant Circuits and Oscillators: Its precise 120pF capacitance and tight ±5% tolerance, combined with NP0 temperature stability, make it an ideal choice for frequency-determining elements in crystal oscillators, PLLs, and other resonant circuits where frequency accuracy is critical.
• Timing Circuits: In applications requiring precise time constants, such as in microcontrollers, sensor interfaces, and power management ICs, the C1608NP02A121J080AA provides the necessary stability for accurate timing.
• Voltage Stabilization and Decoupling: While 120pF is a relatively small capacitance for bulk decoupling, it can be used for high-frequency noise suppression close to IC pins, complementing larger capacitors in power supply decoupling networks.
• Automotive and Industrial Electronics (within commercial grade limits): Its wide operating temperature range and robust construction allow it to be used in non-safety-critical automotive modules (e.g., infotainment, non-engine control) and various industrial control systems where temperature variations are common.

In summary, the TDK C1608NP02A121J080AA is a high-precision, temperature-stable ceramic capacitor, ideal for commercial-grade applications requiring reliable performance in challenging thermal environments. Though marked obsolete, it remains a testament to TDK’s engineering quality. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai.

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