3.3uF X2 275VAC Capacitor for Filter Band

There are some importances of the 3.3uF X2 275VAC Capacitor in Electrical Filtering.

The 3.3uF X2 275VAC capacitor is a vital component in electrical filtering, providing efficient noise suppression and signal conditioning. Its high capacitance, voltage rating, and dielectric properties make it suitable for a wide range of applications, from power supplies to audio circuits. By understanding its specifications and application, engineers and designers can leverage the capabilities of this capacitor to enhance the performance and reliability of their circuits. As technology continues to evolve, the demand for efficient electrical filtering will only grow, making the 3.3uF X2 275VAC capacitor an essential component in the modern electronics industry.

Categories Metallized Polypropylene Capacitors, Suppression capacitors Tags 3.3uF X2 275VAC Capacitor, Metallized Polypropylene Film Capacitor, Noise Suppression X2 Capacitor Manufacturers

Product Description

3.3uF X2 275VAC Capacitor for Filter Band Specifications:

Dielectric	Polypropylene film
Electrodes	Vacuum evaporated metal
Coating	Encapsulated in reinforced flame retardant plastic case sealed with epoxy resin meeting the requirement of UL 94V-0
Leads	Radial leads of tinned wire/ insulation flexible wire
Reference standard	IEC 60384-14 (3nd Edition,2005) UL1414,UL1283, GB/T 14472-1998,EN60384-14
Climatic catalogue	40/100/21 (GMF)
Capacitance versus rated voltage (UR)	0.001µF-2.2µF/275VAC (50/60Hz) 0.001µF-4.7µF/310VAC (50/60Hz), (UL)
Capacitance tolerance	M = ±20%, K = ±10%, and J = ±5%
Dissipation factor	DF≤1.0% (at 20°C, 1KHz)
Voltage-proof	4.3*UR Unit VDC (1minute at 20℃ )
Insulation resistance	C ≤0.33μF, IR ≥15,000mΩ, C>0.33μF, IR*C≥5000S (1 minute at 20 and RH≤65%)
Endurance:	The test voltage 125% shall be applied for 1000 hours in the 100 ℃ chamber.Each of these voltage shall be applied to each capacitor individually through a resistor of 47Ω±5%, During this period, 1000VAC 60Hz for 0.1sec be applied once each hour. After the Test： △ C/C ≤ 10%; IR ≥ 50% of the specified value; △ DF ≤ 0.8%(C ≤ 1µF); △ DF ≤ 0.5%(C ＞ 1µF); (at 20 ℃ 1KHz)

The understanding of Capacitor

A capacitor is an electronic component that stores electrical energy in an electric field. It consists of two conductive plates separated by an insulating material called a dielectric. When a voltage is applied across the plates, an electric field is created, causing positive charges to accumulate on one plate and negative charges on the other. This separation of charges results in the storage of electrical energy.

Capacitance and Dielectric Constant

The capacitance of a capacitor is a measure of its ability to store electrical energy and is determined by factors such as the size of the plates and the dielectric constant of the material. The dielectric constant is a measure of how well a material can store electrical energy relative to a vacuum, with higher values indicating better insulation properties.

Capacitor Types

Capacitors come in various types, each with its own unique characteristics and applications. The 3.3uF X2 275VAC capacitor belongs to the X2 class, which is specifically designed for use in filter circuits. These capacitors are capable of handling high voltages and are suitable for AC applications.

Specifications of the 3.3uF X2 275VAC Capacitor

1. Capacitance:

The 3.3uF X2 275VAC capacitor has a capacitance of 3.3 microfarads (uF), which determines its ability to store electrical energy. This capacitance value is ideal for filtering out high-frequency noise while allowing low-frequency signals to pass through.

2. Voltage Rating

The voltage rating of a capacitor indicates the maximum voltage it can safely handle without breaking down. In the case of the 3.3uF X2 275VAC capacitor, it has a voltage rating of 275VAC, making it suitable for use in circuits with varying voltage levels.

3. Dielectric Material

The dielectric material used in the 3.3uF X2 275VAC capacitor is chosen for its high dielectric constant, which ensures efficient energy storage. This material also has good insulation properties, preventing leakage of electrical energy.

4. Temperature Range

The 3.3uF X2 275VAC capacitor is designed to operate within a specific temperature range, ensuring reliable performance under varying environmental conditions. This temperature range typically falls between -40°C to +105°C, making it suitable for a wide range of applications.

Application of the 3.3uF X2 275VAC Capacitor in Filter Bands

1. Filtering High-Frequency Noise

One of the primary functions of the 3.3uF X2 275VAC capacitor is to filter out high-frequency noise from electrical circuits. This noise can be generated by various sources, including electromagnetic interference (EMI) and radio frequency interference (RFI). By placing the capacitor in parallel with the load, the high-frequency noise is shunted to ground, allowing only the desired low-frequency signals to pass through.

2. Enhancing Power Supply Performance

In power supply circuits, the 3.3uF X2 275VAC capacitor plays a crucial role in stabilizing the voltage and reducing ripple. As the capacitor charges and discharges, it smoothens the output voltage, ensuring a steady supply of power to the load. This helps in preventing voltage fluctuations that can damage sensitive electronic components.

3. Reducing Harmonics in Audio Circuits

In audio circuits, the 3.3uF X2 275VAC capacitor is used to filter out harmonics and distortion. Harmonics are unwanted frequencies that are multiples of the fundamental frequency, and they can distort the audio signal. By placing the capacitor in parallel with the load, the harmonics are attenuated, resulting in a cleaner and more accurate audio signal.