FAN4801SMY Integrated Circuits (ICs)

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Power Factor Correction (PFC) can be classified as a type of power management IC (PMIC). The FAN4810S MY is one of the PMICs that are designed for power factor correction (PFC). The FAN4810S MY is a synchronous buck regulator for PFC control that is built with International Rectifier\'s advanced IGBT technology and on-chip protection features. This device offers superior efficiency and power dissipation compared to other PFC ICs.

The FAN4810S MY is designed for applications such as redundant power supply, telecom power supply, server power supply, medical power supply, and LED lighting power supply. Due to its high efficiency and reliability, this PFC IC is well suited for these applications. In addition, the FAN4810S MY has a wide input voltage range of 5V to 500V, so it is suitable for a variety of power supplies.

The working principle of the FAN4810S MY is based on synchronous rectification. The device uses a totem pole, IGBT-based synchronous stage in order to achieve soft switching. This design helps reduce switching losses and improves efficiency. In addition, the FAN4810S MY features an on-chip overvoltage, overcurrent, overtemperature and undervoltage detection, so it is able to protect the power supply from overloads and voltage transients.

The FAN4810S MY also features a variable circuit-blocking threshold (FULL-ON) and adjustable average current-mode control, which helps achieve high power factor and low total harmonic distortion. The device includes an onboard MOSFET gate driver, as well as an oscillator, comparator and current sense amplifiers. It is also available in 8-pin and 10-pin packages.

With its wide input voltage range and efficient operation, the FAN4810S MY is a robust and reliable solution for PFC applications. The device\'s features make it well suited for applications such as redundant, server, medical and LED lighting power supplies. Additionally, its built-in protection features help protect the system from overloading and voltage transients.

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