Reviews & Analysis

Panasonic ERJ-8BWFR100V 100m Resistor: In-Depth Performance Review

By Mark Harris Thursday, 12 January 2023

Are you considering the Panasonic ERJ-8BWFR100V 100m Thick Film Resistor for your next project? Dive into our technical review, filled with insightful information regarding its performance, focusing on key aspects such as impedance, resistance, and inductance. Gain an in-depth understanding of the ERJ-8BWFR100V and decide if it's the optimal choice for your needs.

Introduction

In this technical review, we will be analyzing and comparing the performance of the ERJ-8BWFR100V Resistor, manufactured by Panasonic Electronic Components and featuring a nominal value of 100m, a tolerance of ±1%, and composed of Thick Film. The main objective of this review is to provide a methodical, profound, and profuse evaluation to help engineers determine its suitability for their products. We will be examining how it performs and stands out from the statistical benchmark formed from other components in its category.

The ERJ-8BWFR100V LCR measurements were taken at both 1 Volt and 10 Volts across various frequencies to provide a comprehensive overview of its capabilities. In the following sections, we will investigate its resistance, inductance, and conclude with a comparative analysis against the given statistical benchmarks data.

Pros:

  • Wide range of tested frequencies, providing diverse insight on performance
  • Performs well at higher frequencies, maintaining stability in resistance value
  • Low series capacitance across most test frequencies

Cons:

  • Resistance and impedance values tend to vary with lower frequencies
  • Measured values are slightly higher than the nominal and tolerance specifications

Impedance

This section presents an in-depth analysis of the impedance performance of the Panasonic ERJ-8BWFR100V, drawing comparisons against the provided statistical benchmark dataset. Impedance, being a critical parameter for resistors, effects circuit performance as it combines resistance, capacitance, and inductance elements within a complex frequency-dependent value.

At a test voltage of 1V, the measured impedance values of ERJ-8BWFR100V fall within a range of 85.52m Ohms to 86.99m Ohms, depending on the test frequency that varies between 5 Hz and 1 MHz. The resistor demonstrates slightly lower impedance values across most frequencies in contrast to the average impedance values from the benchmark dataset, with exceptions at 20k, 50k, and 75k Hz where it represents higher impedance. For instance, at the frequency of 50k Hz, the impedance value of the ERJ-8BWFR100V is 86.03m Ohms, surpassing the statistical benchmark average of 92.22m Ohms.

When assessing the LCR measurements at a higher test voltage of 10V, the ERJ-8BWFR100V exhibits impedance values that are lower than the benchmark dataset in the lower frequency range, specifically from 5 Hz to 20k Hz. Observations reveal a significant drop in the impedance values of ERJ-8BWFR100V at frequencies of 50k, 75k, and 100k Hz, as compared to the benchmark data. To provide perspective, at 50k Hz, the measured impedance registers at 77.22m Ohms, which is notably lower than the maximum value of 104.5m Ohms found in the benchmark dataset.

In light of these performance variations, engineers considering the ERJ-8BWFR100V resistor for their respective projects should carefully analyze the impact of the impedance behavior on overall circuit performance and reliability. Such thorough examination ensures that the selected components are capable of meeting the desired criteria in various operating conditions, thus mitigating potential risks to the end product.

Resistance

The Panasonic ERJ-8BWFR100V Resistor showcases a nominal resistance value of 100 milliohms (mΩ) and a tight tolerance of ±1%. With the provided measurements at 1 Volt, a critical comparison is made between the measured results and the statistical benchmark data of Thick Film Resistors holding the same value. This data is essential for electronics engineers assessing this Resistor for the proper integration in their circuits. The contribution of the ERJ-8BWFR100V towards the overall performance and reliability of their design heavily relies on its resistance characteristics.

During tests at various frequencies, the resistance values of ERJ-8BWFR100V are observed to fall within the typical performance range established by the benchmark data. However, at specific frequencies, such as 5 Hz and 10 Hz, the measured values slightly deviate towards the higher end of the statistical benchmark range (85.51mΩ for 5 Hz and 85.72mΩ for 10 Hz). It's important to highlight that this minor deviation may not significantly influence the overall performance of the Resistor for most applications; the impact will depend on the specific requirements of the design in question.

While conducting tests at 10 Volts, the ERJ-8BWFR100V demonstrates a consistent resistance value within the nominal range up to the frequencies of 20 kHz. A resistance value of 93.1mΩ is observed at 5 Hz, which is marginally higher than the average benchmark value of 91.71mΩ at the same frequency. The deviation becomes more significant starting at the frequency of 50 kHz, where the sample resistance values (77.16mΩ) are notably lower than the statistical benchmark average (92.15mΩ).

It is crucial for engineers to thoroughly evaluate these subtle deviations when estimating the Resistor's suitability for specific applications. Keeping in mind the critical importance of maintaining a tight tolerance for thick film resistors such as the ERJ-8BWFR100V, this in-depth review conveys invaluable information for making informed decisions and optimizing the overall circuit design process.

Inductance

When analyzing the inductance performance of the ERJ-8BWFR100V, it is observed that at 1 Volt and 5Hz test frequency, this component exhibits a series inductance of 2.699μ Henries. This value is lower compared to the average benchmark value of 3.411μ Henries. A similar trend is observed at higher frequencies like 50Hz and 100Hz, where the inductance values are 309.4n and 41.29n Henries, respectively, both lower than the average benchmark values of 598.7n and 52.5n Henries. The lower inductance values suggest that the ERJ-8BWFR100V exhibits better performance at lower frequencies in comparison to the benchmark.

As test frequencies increase, the inductance of the ERJ-8BWFR100V still remains relatively low compared to the average benchmark. For instance, at a 1kHz test frequency, the series inductance is measured as 5.318n Henries, which is lower than the benchmark average of 8.074n Henries. This trend can also be observed across other test frequencies ranging from 5kHz to 1MHz, with this particular component consistently demonstrating lower inductance values as opposed to the benchmark average.

When examining the component's performance at 10 Volts, the LCR measurements reveal that the ERJ-8BWFR100V manages inductance better at lower test frequencies, as compared to its performance at 1 Volt. The inductance values at 5Hz and 10Hz are 84.3μ and 83.03μ Henries, respectively. However, at frequencies above 100kHz, the ERJ-8BWFR100V showcases higher inductance values relative to the benchmark average. This observation can be attributed to the effects of increased operating voltage on the component's inductance response.

In summary, the ERJ-8BWFR100V consistently displays lower inductance values over a wide range of frequencies when compared with the statistical benchmark, especially when operating at 1 Volt. Engineers who are seeking components with lower inductance values across a broad spectrum of frequencies may find this component to be an optimal choice for their projects.

Comparative Analysis

In this review section, we will carefully analyze the performance of Panasonic Electronic Components' resistor, ERJ-8BWFR100V, possessing a nominal value of 100m Ohms and a tolerance of ±1%. As a thick film surface mount resistor with a package size of 1206 (3216 Metric), this resistor provides a sustainable solution for electronics engineers who are considering different options for their designs. We will systematically evaluate the component in comparison to the provided statistical benchmark of components with similar characteristics.

Our analysis will focus on LCR measurements of the ERJ-8BWFR100V resistor, conducted at 1 Volts and 10 Volts, across various test frequencies. At the outset, it is notable that the impedance values of the ERJ-8BWFR100V resistor are consistently higher compared to the average impedance values of its counterparts within the statistical benchmark at the same test frequency ranges. This observation indicates that engineers could face a challenge regarding the range of reactive power that the resistor can offer if it is placed in a critical design component.

When analyzing the Quality Factor, the ERJ-8BWFR100V resistor does not show significant advantages over the statistical benchmark. The general pattern is that it largely falls within the minimum and maximum values of the benchmark dataset. To further dilate on this matter, the Quality Factor values are comparatively low in some aspects. For example, at the test frequency of 75k, the Quality Factor is 0.01, whereas the benchmark average is 0.05. An even more considerable difference is evident at the test frequency of 100k, where the Quality Factor for the resistor is 0.01 while the benchmark average is 0.22. This trend in the Quality Factor serves as a concern for engineers who may be looking for a better-performing component in high-demand applications.

The Series Resistance values for the ERJ-8BWFR100V resistor are generally close to the benchmark averages across the broad set of test frequencies, which implies an acceptable performance in real-world applications. However, it is significant to note that the Series Inductance values are varying from the statistical benchmark data to a great extent. This disparity indicates that the ERJ-8BWFR100V resistor may not be ideal for engineers who seek a component with a highly predictable inductive behavior in their designs.

In conclusion, while the Panasonic ERJ-8BWFR100V thick-film resistor may fit into specific applications and design requirements, it is important to acknowledge that its impedance and Quality Factor values deviate from the provided statistical benchmark data in several aspects. Moreover, the divergences observed in the Series Inductance may influence design decisions for engineers, particularly those seeking a performance in resonance with the benchmark values. Consequently, designers should engage in a meticulous examination of the ERJ-8BWFR100V's parameters and ensure they align with their requirements before incorporating them into their projects.

Conclusion

In the analysis of the performance of the Panasonic Electronic Components ERJ-8BWFR100V Resistor, it is clear that this Thick Film, Surface Mount component delivers varying results when compared to the statistical benchmark data. By reviewing the provided data, we can draw some notable conclusions.

At 1 Volt, the ERJ-8BWFR100V shows higher impedance values than the average in the benchmarks at most test frequencies, with the largest deviation observed at lower frequencies (5 to 50 Hz). However, as the frequency increases, the difference in impedance values becomes smaller. In terms of Series Resistance, the resistor performs close to the benchmark values across most of the tested frequencies, only maintaining slightly higher values in certain cases. Similarly, the component's Series Inductance was observed to be slightly higher when compared to the benchmark data, with deviations being more evident in the lower frequency range.

When subjected to a 10 Volts test, the ERJ-8BWFR100V Resistor displayed some irregularities when compared to the benchmark data. The Impedance, Series Resistance, and Series Inductance values reveal significant differences between the component and the benchmark, with the component underperforming at some higher test frequencies, specifically at the 50kHz, 75kHz, and 100kHz ranges.

While considering the overall performance, the Panasonic ERJ-8BWFR100V Resistor demonstrates reasonable performance in the 1 Volt test scenario, with some deviations at lower frequencies that should be factored in when using this component for specific applications. However, caution is advised in applications involving higher voltages, as performance discrepancies become increasingly noticeable when compared to the statistical benchmark.

In conclusion, engineers looking to utilize the ERJ-8BWFR100V Resistor in their circuits should analyze their specific performance requirements to determine if this Thick Film, Surface Mount component is the optimal choice in each unique case. Given the observed variances across the different tests, a thorough understanding of the component's strengths and weaknesses is crucial for making an informed decision.

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