SB02-09C-TB-E Discrete Semiconductor Products

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Diodes are electronic components that permit current to pass in one direction while blocking current in the opposite direction. Rectifiers are diodes that are specifically designed to convert AC current to DC current. Single rectifiers consist of a single diode and are used to create a full-wave rectifier circuit. The SB02-09C-TB-E is a single rectifier diode which is capable of blocking 600V with a maximum forward current of 6A.

The SB02-09C-TB-E is a glass-passivated junction rectifier, meaning that a layer of glass covers the p-n junction which prevents the junction from premature destruction due to moisture or contamination. The junction is also able to operate at extremely high temperatures, up to 175 degrees Celsius, depending on the rated maximum current. Additionally, the diode has been designed to withstand high surge currents and has a low reverse leakage current.

The most common application for the SB02-09C-TB-E is in power supply design, as the rectifier provides a reliable source of DC voltage from an AC line source. This is mainly used for high voltage projects as the diode has a rating up to 600V. In order to create a full-wave rectifier circuit, four SB02-09C-TB-E diodes are arranged in a bridge rectifier configuration, as shown in the figure below.

The single rectifier diodes will allow the positive half-cycles of the input AC voltage to be available at the positive side of the diode bridge, and the negative half-cycles of the input AC voltage will be available at the negative side of the diode bridge. The capacitors that are included at the either side of the bridge act as the filtering elements, and will result in an output DC voltage across the load resistor.

In summary, the SB02-09C-TB-E is a single rectifier diode capable of blocking 600V with a maximum forward current of 6A. It is mainly used in power supply design as a full-wave rectifier circuit, where four of the rectifiers are arranged in a bridge configuration which results in an output DC voltage across the load resistor. This diode is an invaluable tool for rectifying high voltage AC signals to a usable DC voltage!

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