DD241S12KAHPSA1

Series:	*
Part Status:	Obsolete

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DD241S12KAHPSA1 Application Field and Working Principle

Diodes, also known as rectifier arrays, are electronic components primarily used for converting alternating current to direct current. DD241S12KAHPSA1 is an integrated dual-channel full-wave rectifier array that offers a good combination of high speed, small size and low cost per watt of dissipated energy. This diodes application field is suitable for automotive and industrial applications such as lighting, power-on standby and power protection circuits.

Application Field

The DD241S12KAHPSA1 can be used in a variety of automotive and industrial applications as a high-efficiency full-wave rectifier. It also provides a low-cost solution to full-wave rectification applications requiring more than one channel and small footprint. DD241S12KAHPSA1 has some advantages such as high-speed operation, operates up to 1.2 kHz, and a low reverse leakage current at operating junction. It also features a low thermal resistance of 0.9°C/W and is RoHS compliant.The industrial applications of DD241S12KAHPSA1 range from lighting, automotive power protection and other power-on standby circuits. It is also used for voltage-sensitive devices with low power consumption as a secondary rectifying bridge. Additionally, the DD241S12KAHPSA1 is capable of withstanding instant overloads up to 2.5x rated current, providing excellent performance and long-term reliability.

Working Principle

The DD241S12KAHPSA1 operates as a typical full-wave rectifier. It has two channels of four diodes, each of the four diodes operates as a full-wave rectifier circuit. When alternating current is applied to the input terminals, the diodes will randomly switch on and off allowing either the positive or negative half of the input wave to flow through the channels. This unidirectional current (DC) flows through two channels to the output.The DD241S12KAHPSA1 rectifier uses Schottky diodes, which have faster switching times compared to common diode types. This increases the rectifier\'s efficiency due to less power being dissipated as heat. The output will also be more stable due to more efficient switching of the Schottky diodes. The four integrated diodes per channel also provide benefits such as high efficiency, low noise, and high-temperature operation. The integrated diodes also eliminate the need for external components, as these already have a built-in reverse voltage protection, input surge protection and pre-bias operation. Furthermore, the perimeter of the package is made up of copper to provide excellent thermal performance.

Conclusion

The DD241S12KAHPSA1 is a dual-channel full-wave rectifier array ideal for a wide range of automotive and industrial applications. It offers excellent features such as high speed operation, high efficiency, low noise, and high-temperature operation. The integrated diodes and copper perimeter help to improve thermal performance and offer protection to the device. It is a robust solution that provides good reliability for applications operating in climates with high or low operating temperature.

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