150D187X0006R2BE3

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Tantalum capacitors, a type of electrolytic capacitor, which is typically composed of a coating of tantalum powder on the surface of an Anton inhibitor material and held in place with a solid electrolyte, are used widely in many types of electronics. The 150D187X0006R2BE3 is a surface mount type of electrolytic capacitor with its rated voltage of 6.3V and a capacitance of 18µF.

Tantalum capacitors have a variety of utility applications in the electronics industry ranging from power supplies to printed circuit boards. In power supply applications, the capacitor is used to store energy and can function as a voltage-regulating or a voltage filtering component. This type of capacitor is also used in printed circuit boards to reduce component density and cost and as a pulse or noise suppressor.

The 150D187X0006R2BE3 is specifically designed to perform in low-voltage and low-ESR conditions and offers exceptional reliability and long life at temperatures between -55°C and 85°C. It is also equipped with an inrush current capability to protect components from negative conditions and provide excellent pulse load performance.

The working principle of a tantalum capacitor is based on electrochemical principles. A thin layer of tantalum oxide is produced on the surface of an anode or conductive element, and a solid electrolyte is then bonded to the oxide layer. When a potential exists between the anode and the cathode, dissociated ions in the electrolyte flow towards and/or are deposited on the anode surface.

The dissipated ions form a thin, stable film of negative charges between the oxide layer and the electrolyte and the resulting capacitance is proportional to the area of the anode and inversely proportional to the thickness of the dielectric layer. When the capacitor is discharged, the ionic current, or capacitive current, reverses the current polarity, and the charge dissipates, resulting in the removal of ions.

The 150D187X0006R2BE3 tantalum capacitor offers excellent electrical characteristics such as temperature compensation, non-polarity design, fast transient response, low ESR, and is suitable for high-density mounting in a wide range of applications. Due to its low ESR value of 0.12Ω, it is capable of supplying large bursts of current with little energy loss, making it a great choice for applications where high ripple currents and high power densities are required.

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