VS-80EPF04PBF

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IntroductionThe VS-80EPF04PBF is a single rectifier diode made by Vishay. It is used to convert alternating current (AC) to direct current (DC) by combining its two electrodes with a forward-biased junction. The device features the most common construction of a diode; anode, cathode and N-type and P-type epitaxial layers in opposite directions. The design of the diode ensures low leakage current, which results in low voltage drop and low self heating of the device. In addition, a high peak forward surge current helps it to handle high current inrush currents, making it suitable for use on high power systems.

ApplicationsThe VS-80EPF04PBF is suitable for a wide range of applications where a reliable and efficient rectifier is needed. These applications include DC power supplies, such as UPS and AC to DC Converters; DC motors and drives, Lighting, Automotive, Instrumentation and Audio Equipment. The diode can also be used in power grids for line-commutated rectifiers. This model is particularly suitable for applications in continuous operation or on-off stop start applications. With its high peak forward surge current, it can also be used in applications where large inrush currents are expected.

Working principleThe VS-80EPF04PBF diode works by combining two electrodes with a forward biased junction. When an electrical current passes through the diode and is above the reverse breakdown voltage, the current passes through the junction and results in a one-way path for electrons. This means that the current can only flow in one direction, which is why this type of diode is referred to as a “rectifier”. The diode’s ability to direct current in only one direction makes it very useful in applications where DC is required.

CharacteristicsThe VS-80EPF04PBF diode has a maximum forward voltage drop of snbsp;1.2 volts and a reverse leakage current of 0.3 microamps. The diode is rated for a maximum forward current of 8A and a peak forward surge current of 180 A. The device is rated for a reverse breakdown voltage of 80V. In addition, this model has a thermal resistance of 4.95°C/W. These features make it suitable for applications where high peak forward current and a low forward voltage drop are required.

ConclusionThe VS-80EPF04PBF is a reliable and efficient rectifier diode from Vishay. The device is designed to offer low parasitic energy losses, low voltage drop and low self-heating. Moreover, it has an impressive peak forward surge current rating ensuring it will not be damaged by high inrush currents. It is suitable for use in DC power supplies, DC motors and drives, Lighting, Automotive, Instrumentation and Audio Equipment, as well as power grids for line-commutated rectifiers.

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