SFT37S65K303B-F

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Film capacitors are passive components that are widely used as capacitors in electronic circuits, usually having two or more leads. They are mostly found in digital circuits and have a number of advantages over other capacitor types, such as large capacitance, low loss, low parasitic effects, higher operating temperatures, and high resistance to dielectric aging. The SFT37S65K303B-F is a type of film capacitor with a specific application field and working principle.

SFT37S65K303B-F capacitors are used in Class D amplifier audio applications. They offer excellent low distortion, high power handling and stable performance over a wide temperature range. They also have low ESR (Equivalent Series Resistance), low impedance characteristics and low frequency response. The SFT37S65K303B-F is a type of wet capacitor, which means that the electrolytic solution and polymer layers form an interlocking matrix between the electrodes and dielectric material. This combined system gives the capacitor greater stability and reliability than dry construction film capacitors.

In terms of its working principle, the SFT37S65K303B-F functions by storing electric charge. The film capacitors provide the electric charge by holding the charge between two parallel plates, separated by an insulator known as a dielectric material. The charge is allowed to flow through the capacitor’s terminals. The SFT37S65K303B-F in particular is constructed with a dielectric film, which gives it a very low ESR and a low ground loss. The glass-filled polyethylene dielectric layer between the top and bottom electrode provides an efficient, stable and reliable capacitor with a broad temperature range.

The SFT37S65K303B-F film capacitors are available in a broad range of capacitance, ranging from 0.015 uF to 220 uF, with a voltage rating of up to 350V DC. They are also available with a range of DIN sizes. This makes them suitable for a variety of design applications, from small signal applications to motor start circuits. The low ESR and low ground loss also offer reliable performance for noise elimination and power supply smoothing in audio amplifiers.

In conclusion, the SFT37S65K303B-F is a film capacitor from the Class D amplifier audio application range. It has excellent capacitance, low ESR, low impedance characteristics, low frequency response and a wide operating temperature. It also provides reliable performance for noise elimination and power supply smoothing in audio amplifiers. The broad range of sizes, low ground loss and reasonable price make the SFT37S65K303B-F an attractive option for many design applications.

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