M39003/09-3044/HSD

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Tantalum capacitors are a type of electrochemical capacitor that use tantalum as an electrolyte, providing high capacitance values in small form factors. Tantalum capacitors typically have a much lower volume than conventional capacitors (such as aluminum electrolytic capacitors) for the same capacitance value, and are extremely reliable, with lifespans often exceeding 10,000 hours at operating temperatures of up to 125°C. The M39003/09-3044/HSD is an example of a high-temperature, high-voltage (up to 125V) tantalum capacitor.

The M39003/09-3044/HSD is a polymer-based tantalum capacitor, made from a sintered anode and dielectric separator and featuring an electrolyte and separator. The anode structure consists of a porous tantalum formed in the shape of a thin walled cylinder, using a conductive polymer or manganese dioxide as the active material. The dielectric separator is employed to keep the anode and cathode apart. The construction of such capacitors is relatively simple and involves a few basic steps.

First, a thin tantalum wire is welded at both ends to the anode and cathode tabs, forming a capacitor structure which is placed into a vacuum furnace. Then, a dielectric separator is inserted in between the anode and cathode tabs, and a conductive polymer or manganese dioxide is applied between the anode and dielectric separator. Lastly, a tantalum electrolytic solution is applied between the cathode and dielectric separator, completing the assembly process of the capacitor.

The M39003/09-3044/HSD is capable of handling a wide range of temperatures and voltages. Its rated operating temperature ranges from -55 to +125°C, and its rated repetitive reverse voltage ranges from 6.3 to 125V. This type of capacitors is suited for use in a variety of applications, such as in industrial, automotive and military electronics. It can also be used for energy storage, filtering and signal transformation.

The working principle of the M39003/09-3044/HSD is similar to that of other types of electrolytic capacitors. When a voltage is applied, current flows from the anode to the cathode in the form of an electric field. As current is supplied to the anode, electrochemical reactions take place in the capacitor, generating ions that accumulate at the dielectric separator, which form an electric double layer. This double layer of charged ions acts as a dielectric, storing electric energy in the form of an electric field. When the applied voltage is removed, the electric field is maintained by the double layer of ions, thus enabling the capacitor to remain charged.

The extremely reliable design of the M39003/09-3044/HSD, combined with its high temperature and voltage rating, make it a popular option for various applications requiring extreme operating conditions. Its use can range from the defense, aerospace, medical and automotive industries, up to oil and gas exploration and haptic feedback. Its high performance in temperature, voltage and capacitance, coupled with its reliable construction and long-term stability, make the M39003/09-3044/HSD an attractive option for a wide range of applications.

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