CWR26MK106MCHA

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Tantalum capacitors are polarized electronic components used to maintain a fixed voltage or store energy. They feature a tantalum cathode, which is wrapped in a manganese dioxide layer to serve as the anode. The insulating layer of dielectric prevents the electrons from moving between the anode and the cathode. Commonly, tantalum capacitors are featured in applications where a relatively high capacitance value is required in a small size, as compared to other technologies. The CWR26MK106MCHA is a kind of tantalum capacitor. It offers high capacitance values in small package sizes and superior performance in a variety of applications, ranging from military to automotive and consumer applications.

The CWR26MK106MCHA is a surface-mount, MnO₂-based, solid tantalum capacitor available in 5mm x 7mm E-case with Tin/Lead terminations. The term “solid” indicates that the core of the capacitor is solid electrolyte, instead of being wet or gel-filled electrolyte. This capacitor series has a usable temperature range from -55°C to +125°C, and offers capacitance values up to 1.00µF so far. In addition, it offers improved reliability over regular solid tantalum capacitors.

The working principle of the CWR26MK106MCHA tantalum capacitor is based on electrochemical capacitance. A voltage is applied to the capacitor terminals, allowing for an electric charge to be stored in the dielectric material between the terminals. This charge is greater than the electrical charge of the electrolyte in which the tantalum cathode is submerged, creating a “polarized” state in the capacitor. The size of the stored charge and the resistance of the dielectric material to electrical charges are the two main factors that determine the capacitance of the device. The electrolyte acts as a medium for conduction between the terminals, ensuring that the capacitor does not short-circuit.

As mentioned above, CWR26MK106MCHA tantalum capacitors possess relatively high capacitance values for their physical size. Thus, the devices find application in systems that require high performance, such as military, automotive, and consumer electronics. For instance, they are often used in DC-DC converters and power supplies to store energy and maintain a steady voltage. In addition, they may also serve as temperature sensors and voltage references for circuit protection. In general, these capacitors are used in any system that needs to maintain a stable voltage or store energy.

Finally, although regular wet-cul tantalum capacitors feature higher capacitance values, the CWR26MK106MCHA tantalum capacitors have better equivalent series resistance (ESR) ratings and are more reliable than wet-cul capacitors in applications where they are used. That being said, the CWR26MK106MCHA capacitors are still excellent choices for a variety of applications requiring high-performance capacitors.

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