Reviews & Analysis

TDK Corporation C1005X7R1C104K050BC Ceramic X7R Capacitor: Unraveling the Technical Details

By Mark Harris Wednesday, 12 April 2023

Discover the performance potential of TDK Corporation's C1005X7R1C104K050BC Ceramic X7R Capacitor, a high-quality surface mount capacitor with 100n nominal value and ±10% tolerance. This comprehensive review will delve into its impedance, capacitance, and comparative analysis with other similar capacitors, ultimately revealing its suitability for various electronic applications.

Introduction

This review provides an in-depth technical analysis of the C1005X7R1C104K050BC Capacitor manufactured by TDK Corporation, focusing on its performance when compared to a statistical benchmark based on other components of the same value. The Capacitor under analysis is a ceramic X7R type component with a nominal value of 100n, tolerance of ±10%, and a voltage rating of 16 Volts. It has a surface-mount package in the 0402 (1005 Metric) format.

Based on the provided data, our review will compare the measured parameters of the C1005X7R1C104K050BC Capacitor at 1 Volt and 10 Volts against the statistical benchmark. The goal of this review is to provide engineers with a well-rounded assessment of this Capacitor's suitability for use in their circuits by comparing its capacitance, series resistance, dissipation factor, and quality factor to the benchmark data.

Utilizing these aspects, we will also conduct a comparative analysis to shed light on the performance of this Capacitor. The following is a brief snapshot of the pros and cons of the C1005X7R1C104K050BC Capacitor:

  • Pros:
    • Stable performance at different frequencies
    • Compact 0402 (1005 Metric) package
    • Wide operating temperature range due to X7R composition
  • Cons:
    • Dissipation factor might be higher than the ideal value for some applications
    • Variance in series capacitance based on the test voltage

Impedance

The impedance of the TDK Corporation C1005X7R1C104K050BC Capacitor was meticulously analyzed at 1V and 10V test conditions and compared to the statistical benchmark data of capacitors with the same nominal value of 0.1 µF (100 nF).

At 1V, the impedance values of the C1005X7R1C104K050BC Capacitor fall relatively close to the average impedance values of the statistical benchmark dataset across various test frequencies. For instance, at 50 kHz, the impedance is 31.74k ohms, which is almost identical compared to the benchmark's average of 31.67k ohms. Similarly, at 500 kHz, the impedance of the C1005X7R1C104K050BC Capacitor is 3.818 ohms, just slightly below the benchmark's average of 3.849 ohms. This indicates that the impedance performance of this capacitor is consistent with capacitors of a similar nominal value.

When tested at 10V, the impedance performance of the C1005X7R1C104K050BC Capacitor also demonstrates a close correlation with the statistical benchmark data. At 50 kHz, the impedance is 33.27k ohms, while the benchmark's average impedance is 34.91 ohms. At 500 kHz, the impedance value slightly decreases to 3.591 ohms, compared to the benchmark's average of 5.471 ohms. This deviation suggests that the impedance performance at higher frequencies may marginally improve at higher voltages, which could be beneficial for applications that operate in high-voltage environments.

Overall, the TDK Corporation C1005X7R1C104K050BC Capacitor exhibits a consistent and reliable impedance performance when compared to capacitors of the same nominal value. It is essential to take note of impedance behavior since it directly impacts the capacitor's ability to store and release electrical energy, thereby affecting the overall performance of the electronic system in which it's incorporated.

Capacitance

This section presents a comparison of the TDK Corporation C1005X7R1C104K050BC Ceramic X7R Capacitor's capacitance measurements against the statistical benchmark data at 1 Volt and 10 Volts across various test frequencies. The aim is to provide an impartial performance analysis based on data that helps determine the suitability of this component for specific circuit applications.

At 1 Volt, the C1005X7R1C104K050BC Capacitor demonstrates fairly consistent capacitance performance when compared to the statistical benchmark data for similar components. At lower test frequencies (5 Hz to 10 kHz), the measured capacitance values are within 0.5% to 3.6% difference from the benchmark's average capacitance. However, at higher test frequencies (20 kHz to 1 MHz), the difference increases up to 11.2%, with values ranging from 84.67nF to 81.85nF. The component also exhibits minimal capacitance changes within the lower test frequencies (5 Hz - 20 kHz), closely following the benchmark data, which is an indication of its stability in these frequency ranges.

When evaluating the Capacitor's performance at 10 Volts, the capacitance values appear to shift compared to measurements at 1 Volt. From 5 Hz to 5 kHz, the capacitance values show a decrease of 1.9% to 3.5% when compared with 1 Volt measurements. Interestingly, at the 10 kHz test frequency, the component demonstrates a markedly improved capacitance value of 98.20nF, which deviates positively by 1.79% from the average benchmark value (96.9nF). Between 20 kHz and 1 MHz, capacitance values remain relatively stable and within 3.54% variation from the values measured at 1 Volt, which reveals consistent performance at different voltage levels.

In conclusion, at 1 Volt and up to 20 kHz, the C1005X7R1C104K050BC Capacitor displays an acceptable level of capacitance performance, with measurements staying reasonably close to the statistical benchmark average. Beyond 20 kHz, a higher-than-average difference in capacitance values is observed, which may indicate a need to reevaluate the component's performance in high-frequency applications. At 10 Volts, lower frequencies exhibit consistency with the 1 Volt measurements, up to 5 kHz. However, the improved and reasonably stable performance at 10 kHz makes this Capacitor a suitable option for specific circuit applications requiring optimal performance in higher voltage environments, while still considering its limitations at the highest test frequencies.

Series Resistance

The series resistance of the C1005X7R1C104K050BC capacitor exhibits variation across the frequency range when tested at 1 V. In the lower frequency range (from 5 Hz to 100 Hz), we observe values that are higher than the statistical benchmark average, while in the higher frequency range (from 500 Hz to 1 MHz), the series resistance displays lower values. For example, at test frequencies of 5 Hz and 10 Hz, the capacitor's series resistance values are 9.568k and 4.68k, which notably exceed the respective averages of 8.751k and 4.329k. Nonetheless, from 50 Hz onwards, the series resistance diminishes rapidly and consistently falls below the benchmark data average. For instance, at 500 Hz, the capacitor series resistance is 96.78 Ohms, substantially lower than the average of 91.81 Ohms. This trend prevails up to the test frequency of 1 MHz, where the series resistance achieves a remarkable low value of 46.42m Ohms, compared to the benchmark average of 70.07m Ohms.

It is important to note that when observing measurements at 10 V, tests were not conducted for all frequencies, as data is absent from 750 kHz up to 1 MHz. Nevertheless, in the available dataset, a similar trend to the 1 V results is observed: higher series resistance values relative to the statistical benchmark at lower frequencies and lower resistance values at higher frequencies. This pattern suggests that the C1005X7R1C104K050BC capacitor may exhibit better performance in high-frequency applications due to its lower series resistance, which could potentially result in reduced energy loss and enhanced circuit performance.

Dissipation Factor and Quality Factor

Upon examining the LCR measurements at 1V for TDK Corporation's C1005X7R1C104K050BC capacitor, this component displays a relatively stable dissipation factor (Df) ranging from 0.030 at 1kHz to 0.024 at 100kHz. These low values signify that the capacitor performs well in terms of energy dissipation, demonstrating efficient handling of resistive losses and temperature variations that can otherwise affect the capacitor's performance over time.

The quality factor (Q) is another important characteristic of capacitors. In this case, the Q-factor displays an increasing trend from 32.81 at 5 Hz to 45.89 at 500kHz, reaching the highest value of 46.89 at 250kHz. These figures suggest that the capacitor has a strong ability to store and transfer energy, providing a desirable level of efficiency for various applications, especially in resonant circuits where low resistive losses are desired.

When observing the LCR measurements at 10V, it is noted that the capacitor exhibits a higher Df and generally lower Q-factor in comparison to the 1V measurements. This may imply increased energy dissipation at higher voltages, potentially affecting overall system efficiency. However, certain tested scenarios at different frequencies lack shared values at 10V for both Df and Q. As a result, the actual performance at these unique frequencies remains uncertain, so further evaluation and testing at those specific frequencies may be required in some applications.

Comparative Analysis

In this comparative analysis, we evaluate the performance of TDK Corporation's C1005X7R1C104K050BC Ceramic X7R Capacitor against a statistical benchmark which was derived from other components of the same value. Our aim is to provide engineers with a thorough and accurate analysis of the capacitor's suitability for their circuits while maintaining an impartial, honest, and well-researched approach.

As the statistical benchmark is derived from components with the same nominal capacitance value (100n) and type (Ceramic X7R), we can directly compare the electrical characteristics of the C1005X7R1C104K050BC Capacitor with the benchmark at 1 Volt test condition. At various test frequencies, the impedance of the C1005X7R1C104K050BC Capacitor ranges from 314k Ohms at 5 Hz to 1.944k Ohms at 1 MHz. Comparing these values against the benchmark data, the impedance of this capacitor appears to be suitably aligned with the average impedance of similar components.

Moving onto the quality factor, the C1005X7R1C104K050BC Capacitor reaches its peak quality factor of 32.92 at 1 kHz test frequency, while the benchmark data displays a maximum average quality factor of 50.43 at 75 kHz. This indicates that the capacitor slightly underperforms in terms of quality factor when compared to the statistical benchmark.

Similar trends can be observed for dissipation factor with the benchmark reaching its minimum average dissipation factor of 0.02 at the higher test frequencies, while the C1005X7R1C104K050BC Capacitor shows an increase in dissipation factor from the lower frequencies such as 0.03 at 5 Hz to the peak 0.047 at 1 kHz, followed by a slight decrease from 500 kHz to 1 MHz. This suggests that the capacitor's dissipation factor performs within an acceptable range compared to other similar components.

While examining the series resistance values, the C1005X7R1C104K050BC Capacitor performs satisfactorily; however, the average series resistance values for the statistical benchmark are relatively lower. This indicates a minor discrepancy between the component and the benchmark. Nevertheless, the capacitor's series capacitance values seem to be within a marginally acceptable range when compared to the benchmark data.

In conclusion, TDK Corporation's C1005X7R1C104K050BC Ceramic X7R Capacitor performs reasonably well against the statistical benchmark, with scope for improvement in specific areas such as the quality factor and series resistance. Overall, this capacitor may still be found suitable for various applications, as its performance remains in line with other similar components within the Ceramic X7R Capacitor category.

Conclusion

In conclusion, the TDK Corporation's C1005X7R1C104K050BC capacitor demonstrates decent performance when compared to the statistical benchmark data. When looking at various aspects such as impedance, capacitance, series resistance, dissipation factor, and quality factor, the capacitor showcases some noticeable strengths and weaknesses throughout the frequency range.

For a Ceramic: X7R capacitor, it is critical to evaluate its performance and stability under varying voltage conditions. At 1 Volt, the C1005X7R1C104K050BC capacitor performs well against the benchmark, showing better than average values for impedance, dissipation factor, and quality factor across the wide majority of the frequency range. Furthermore, as the test voltage is increased to 10 Volts, the capacitor's performance remains largely consistent, showcasing its ability to handle different voltage conditions without significant performance deterioration.

However, there are certain points where the component may fall short compared to the benchmark. For instance, dissipation factor and quality factor at higher frequencies (above 750 kHz) show a decline in performance. This indicates that the C1005X7R1C104K050BC capacitor might not be as suitable for applications requiring high stability at these specific frequency ranges.

To summarize, the TDK Corporation C1005X7R1C104K050BC presents a respectable performance for general-purpose applications. Users evaluating this capacitor for specific projects should keep its strengths and limitations, as discussed above, in mind and check if these characteristics suit their specific requirements. Overall, this component may be a viable contender depending on the performance demands and frequency ranges of various applications.

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