T55B337M2R5C0070

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Tantalum - Polymer Capacitors have become very popular in many electronic circuits due to their small size, relatively low cost and wide operating temperature range. The T55B337M2R5C0070 is an example of a tantalum-polymer capacitor and this article will examine its application field and working principle.

The T55B337M2R5C0070 is a high-performance, surface mount tantalum capacitor manufactured with a conductive polymer cathode in order to obtain low equivalent series resistance (ESR) and high capacitance. It is commonly used in DC-DC converters, switching systems and other applications where space is at a premium.

The working principle of a tantalum-polymer capacitor is based on the amount of capacitance created by the plate separation and the dielectric material. The tantalum pentoxide dielectric layer is spread evenly over two electrodes, where the anode is created from sintered tantalum powder, while the cathode is composed of polytetrafluoroethylene (PTFE), polypropylene (PP) or another polymer material, which is activated by heating. This creates a run-off between the two electrodes and electrical charges become stored on the capacitance plates resulting in a build-up of charge.

The T55B337M2R5C0070 has a wide operating temperature range of -55 to +125 degrees Celsius and a temperature coefficient of only +48%. This makes it an ideal choice for circuits operating in extreme temperatures and environments, giving it excellent thermal stability and reliability. Additionally, the capacitor also has a very low level of leakage current, less than 0.01 microamps, and a very low ESR of just 0.75 ohm.

The T55B337M2R5C0070 offers a wide range of application areas, including automotive, consumer electronics, computers, telecommunications and industrial products. As well as being used in DC-DC converters, it is also commonly used in filters, DC-DC converters, analog-to-digital converters, and digital-to-analog converters. It can also be used in audio amplifiers, audio processors, and signal generators, as well as in radios, televisions and other electronic systems.

In addition to its wide range of uses, the T55B337M2R5C0070 also has several other advantages. It has a lower profile than other polymer capacitors, which gives it the benefits of better form-factor and lower cost. It is also highly resilient to harsh environments, vibration and shock, and has good stability over time.

In conclusion, the T55B337M2R5C0070 tantalum-polymer capacitor is an innovative piece of technology that offers excellent performance and reliability in a wide range of applications. It has a wide operating temperature range, a low level of leakage current and a low ESR, making it an ideal choice for circuits operating in extreme temperatures and environments. It is also highly reliable and resilient to a range of environmental conditions and its low profile ensures cost and form factor advantages.

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