VS-HFA08TB120SPBF

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Diodes are electronic components that permit electric current to pass in one direction, but not the other. Single rectifiers, or single-phase rectifiers, are diodes that convert alternating current (AC) to direct current (DC), and are used as components in AC to DC converters, such as power supplies.

The VS-HFA08TB120SPBF is a single-phase high-performance, fast-recovery power rectifier that provides maximum current rectification of 8A. It has a wide operating temperature range of -55C to +150C, making it suitable for power managing applications in a variety of industrial and automotive settings. It can operate with an input voltage of up to 1,200 volts and has a maximum reverse voltage of 5 volts.

It is designed to offer improved surge capability, higher junction temperature, and peak current limit for better power dissipation. It is rated for a forward current of 8 amps, and a reverse voltage of 5 amps, with a recovery time of 10 microseconds for 75 175 C. It is supplied in a hermetically sealed, glass-encapsulated, surface-mount TO-220 package, making it suitable for pick-and-place assembly operations.

The working principle of the VS-HFA08TB120SPBF is based on the properties of P-N-transistors. It consists of four P-N-transistors connected in two pairs. When an AC voltage is applied to the rectifier, the first pair of transistors conducts current only when the positive half of the AC cycle is present, while the second pair conducts current only when the negative half of the AC cycle is present. Therefore, regardless of whether the applied voltage is a positive or negative half-cycle, only one half-cycle of the current flows through the rectifier at a time, creating a DC output.

The VS-HFA08TB120SPBF rectifier is designed to offer improved surge capability, higher junction temperature, and peak current limit for better power dissipation. It is ideal for use in power management applications such as industrial and automotive power supplies, DC-DC converters, and other related applications that require high frequency rectification. Its hermetically-sealed design ensures high reliability, long operating life, and improved temperature resistance.

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