M39003/01-6115H

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Tantalum capacitors are electronic components which consist of two plates separated by a dielectric material. They are used in many applications, from providing decoupling and energy storage in electronic circuitry to basic timing functions or working as memory backup power. The M39003/01-6115H is a particularly popular model for use in low-voltage applications, due to its high temperature and mechanical stability as well as its long lifetime.

The M39003/01-6115H is a tantalum capacitor with a rated capacitance of 10μF and voltage rating of 6V. It is a molded electroplated case capacitor with a through-hole construction, meaning that it connects directly to the circuit board on which it’s mounted. It has a wide temperature range of -55°C to +125°C, making it an ideal choice for applications in harsher environments. It has an EIA standard code of T491E107M006AS and is available in multiple physical packaging styles, including axial-leaded, surface mount, and dual in-line.

The main advantage of tantalum capacitors is their extremely low equivalent series resistance (ESR). This gives them a much higher power density for a given size than other types of capacitors, making them more efficient for some purposes. Additionally, the capacitance of tantalum capacitors is stable over a wide range of temperature and frequencies, giving them superior stability in vibration-prone applications, such as automotive and aerospace. The M39003/01-6115H, in particular, is also highly rated for its resistance to high temperatures and its long service life.

The working principle of the M39003/01-6115H is similar to all other tantalum capacitors. The two plates are separated by a dielectric material, usually an oxide-based layer, and a small amount of electric charge is stored between them at a steady rate. On charging, the capacitance increases as the opposite charges on the two plates expands the area of their overlap, reducing the electrical field. When AC power is applied to the capacitor, the electrons attempt to move from one plate to the other, creating an alternating current and a voltage drop across the capacitor. This voltage drop moves the spare charge between the two plates, allowing the voltage on one plate to eventually reach zero. When this happens, the capacitance is discharged and the capacitance cycle begins again.

The M39003/01-6115H is an ideal capacitor choice for many low-voltage applications, thanks to its long service life, high temperature and mechanical stability, and low equivalent series resistance. Its benefits make it an optimal choice for memory backup power, decoupling, and timing in harsh environmental circumstances, as well as in applications that require vibration resistance.

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