M39003/01-5291/HSD

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Tantalum capacitors have been widely used in many industries as they are known for their sturdy bodies and high performance. From short-term power smoothing to long-term decoupling, they offer many different fields of application and play an essential role in design optimization. One of such capacitors is M39003/01-5291/HSD which has a max ripple current of 1.8A and a ripple current density of 0.06A/mm². Since the dielectric in M39003/01-5291/HSD is based on the polymer type, it has a higher temperature coefficient of capacitance compared to the traditional Tantalums.

M39003/01-5291/HSD is a non-solid and non-polarized capacitor made of tantalum. It offers the high-end performance required for a wide range of applications including high-frequency switching circuits, high-temperature environments, and high-current applications. Moreover, it is resistant to the effects of thermal expansion and contraction, and it has a low ESR (Equivalent Series Resistance), allowing it to be used in power supply applications, medical devices, and control components. The range of working temperatures for M39003/01-5291/HSD is -55°C to +125°C.

Thanks to its non-polarity, it can be used as a positive or negative capacitor, meaning it can handle high AC ripple currents without the worry of polarization reversal. Additionally, its high ripple current capacitance ratio between its cold and hot temperatures is one of the main advantages of M39003/01-5291/HSD. By contrast, other types, such as Solid Tantalum capacitors, require a much lower capacitance ratio and thus, cannot handle high-ripple currents. As for its ESR, M39003/01-5291/HSD features very low ESR, which makes it extremely reliable for power supply applications.

The working principle of M39003/01-5291/HSD lies in its use of a Tantalum anode, which is combined with a conformal, polymer dielectric, in order to create a curved anode plate that is covered in sintered graphite particles. This helps to reduce any counter-electrodes near the anode, therefore resulting in better performance and increased capacitance. The increased capacitance allows for the storage of larger amounts of energy compared to other types of capacitors, and makes the M39003/01-5291/HSD capable of handling high ripple currents under sustained temperatures. Additionally, the graphite particles help to reduce ESR and also provide thermal protection.

To conclude, the M39003/01-5291/HSD is an excellent tantalum capacitor which combines versatility with extremely high performance. Its non-polarity and high ripple current ratio, when combined with its low ESR make it an ideal choice for high-frequency, high-temperature, and high-current applications. Its rugged case and low profile make it very easy to use in tight spaces while its effective, sintered graphite design helps to provide excellent protection against external stress.

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