M551B418K006AA

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Tantalum – polymer capacitors (Ta-poly capacitors) are capacitors that are composed of an anode of tantalum powder, a cathode of powdered carbon, and an electrolyte of organic solvent. These capacitors are mainly used in electronic devices, such as digital cameras and cell phones, as they have many advantages over other types of capacitors. In comparison to electrolytic capacitors, Ta-poly capacitors are typically lighter, smaller, and have better low ESRs, which enable them to operate more efficiently. Additionally, Ta-poly capacitors tend to last longer, making them especially desirable when used in applications that require maintenance-free life cycles.

A prime example of Ta-poly capacitors is the M551B418K006AA. This device is a high-reliability, high-temperature SMD capacitor from Murata, a leading capacitor manufacturer. The device measures 12 mm in length and has a 4.5 mm pitch, making it ideal for a wide variety of applications. It is designed to have a rated voltage of 6.3 V and a capacitance of 0.0018 µF. Additionally, it has a high temperature rating of 105 °C, which make it incredibly reliable in extreme temperature environments. This device is often used in automotive, medical, and industrial applications.

As far as working principles, the M551B418K006AA uses the same basic operation as other capacitors. A voltage is applied across the two terminals of the device, and a conducting plate between the two terminals stores electric charge. This charge eventually builds up to a certain point, which is determined by the capacitance of the device. As the voltage between the terminals increases or decreases, the conducting plate will either retain the original charge or release it, depending on which direction the voltage is going. The primary difference between this device and other capacitors is that the M551B418K006AA has a much higher temperature rating and a better low ESR.

In conclusion, the M551B418K006AA is a high-reliability SMD capacitor from Murata. It is part of the Ta-poly capacitor family, and provides superior performance in high-temperature environments. It is used in a wide range of industrial and commercial applications, as it has an impressive temperature rating and exhibits a much lower ESR than other types of capacitors. The device works on the same basic principle as other capacitors, storing and discharging electric charge as the voltage across the terminals vary.

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