M39003/03-2030H

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Tantalum capacitors are widely used in circuitry as they offer a wide range of short-term and long-term benefits. They are used in applications like power supplies, voltage regulators, and even high frequency circuits where high capacitance and low ESR (Equivalent Series Resistance) is desirable. The M39003/03-2030H is a “surface mount solid tantalum capacitor,” with advanced features like hermetically sealed construction, improved reliability, and a non-corrosive and non-toxic base. This article will discuss the application field and working principle of the M39003/03-2030H.

The M39003/03-2030H has wide-ranging applications in analog and digital designs. It offers rugged construction for harsh environments and its electrical performance is consistent over a large temperature range, making it suitable for short-term exposure to shock and vibration. It is also highly reliable and ideal for high-frequency, electrical noise sensitive applications. When such a capacitor is used in the computer motherboard, it can also reduce clock jitter; as it is a low-profile, high-performance capacitor, it is especially useful in thin designs and other tight spaces. In addition, its hermetically sealed construction ensures that the capacitor stays at a relatively constant voltage over its operating lifetime.

The M39003/03-2030H is an axial, solid tantalum capacitor and works according to the general principles of capacitors. It consists of an Insulated Metal Substrate (IMS) with an anode and a cathode connected to the inner and outer surfaces of the IMS. Between the two surface areas is a dielectric material, the primary component that determines capacitance and other electrical properties. When a voltage is applied, the dielectric material stores an electric charge, thus providing capacitance. This electric charge is used to described capacitance values; for example, a capacitor with a higher capacitance will be able to store more charge for a given voltage.

The M39003/03-2030H is rated with a capacitance of 2.2uF over a voltage range of 6.3V to 50V. It has an electrical equivalent series resistance (ESR) of 25mΩ and a rated temperature range of -55 to 120°C. It also complies with MIL-PRF-39005 for high reliability and meets all requirements of Mil-STD-1285E for harsh environment compatibility.

The M39003/03-2030H is a rugged, reliable, and versatile offering in the tantalum capacitors family, offering many benefits over traditional aluminum electrolytic capacitors, which can not withstand temperatures as low as that of the M39003/03-2030H. Its low profile and high efficiency make it perfect for use in high-density, dimensions limited, applications where space is at a premium. Additionally, its highly reliable construction and ruggedness make it suitable for harsh environments, making it a sought-after offering in defense and aerospace applications.

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