C4CAPUC3220AA1J

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Film capacitors are widely used in a variety of applications because of their many advantages over other types of capacitors. The C4CAPUC3220AA1J is a capacitor manufactured by TDK that is a great example of a film capacitor. It has a number of features that make it suitable for a wide range of applications.

The C4CAPUC3220AA1J is a polyethylene-naphthalate (PEN) film-based capacitance element. PEN elements are marked by their superior temperature stability, low dielectric loss, low inductance, and high volumetric efficiency compared to other types of capacitance elements, making them well-suited for use in a variety of applications. This particular capacitor has a rated capacitance of 45.5 μF and a rated voltage of 480 V.

A notable feature of the C4CAPUC3220AA1J is its small size. At 0.87" x 1.18" x 0.35, it is one of the smallest PEN film capacitors on the market. This makes it ideal for use in electronic components where space is at a premium, such as in cell phones, laptop computers, and other compact electronics. It is also popular in applications like power supplies, filters, and DC/DC converters, where its small size offers an advantage.

In addition to its small size, the C4CAPUC3220AA1J offers excellent electrical characteristics. Its maximum operating temperature is 105°C, a characteristic that is especially important in applications that require high-temperature performance. This capacitor also has an excellent ripple current rating, meaning it can handle higher currents with less distortion. This makes it great for use in power supplies and switching converters, where ripple current can be a major concern.

The working principle of the C4CAPUC3220AA1J capacitor is relatively simple. In simple terms, it stores electrical energy by forming an electrostatic field between two plates. When an electric voltage is applied across the plates, charges are stored on each plate with opposite polarity. This creates an electric field between the two plates and causes a dielectric material to be placed between the plates to prevent current from flowing from one plate to another. As a result, the capacitor is able to store energy for a period of time while voltage is applied, and then discharge it when the voltage is removed.

In addition to its electrical characteristics, the C4CAPUC3220AA1J is UL approved, meaning it can be used in a wide range of applications where safety is a concern. It also has a UL94V-0 flammability rating, indicating its ability to resist fire in applications with heat or sparks.

The C4CAPUC3220AA1J capacitor is an excellent choice for a variety of applications due to its small size, superior temperature stability, low dielectric loss, low inductance, and high volumetric efficiency. Its UL approval and UL94V-0 rating make it especially well-suited for use in safety-critical applications. In addition, its excellent ripple current rating and maximized operating temperature make it a great choice for power supply and switching converter applications.

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