PH150F280-2

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DC-DC converters are devices designed to efficiently deliver regulated output voltage from a source of DC power, such as a battery or a computer\'s DC power supply. They have numerous applications, from automotive and aerospace to telecommunications and industrial applications. The PH150F280-2 Converter is a high-efficiency, high-frequency, off-line, active power factor corrected (PFC) DC-DC converter. In this article, we will discuss the application field and working principle of the PH150F280-2 converter.

The PH150F280-2 primarily can be used in on-road vehicle, 12V/24V charging systems, medical equipment, LED lighting, power tools, home appliances, electric vehicles, and consumer electronics. It can be used in a variety of applications, such as LED drivers, solar-hybrid inverters, battery chargers, consumer charger, and other high-power AC-DC systems. It is designed to reduce system cost and increase system efficiency. It is a high-frequency half-bridge active PFC DC-DC converter with high efficiency over a wide load range.

The PH150F280-2 converter consists of a wide input voltage range from 9-30V and an output power of up to 150W. The input inrush current limit can be set up to 20A. It can operate over a wide temperature range from -40 to +100°C. It is also ideal for applications with low noise requirements due to its low EMI features. The converter has a high power efficiency from 82-93% at efficiency and lower than 90MHz switching frequency, which can enable thermal stress reduction.

The principe of PH150F280-2 is quite simple. It consists of four main components, namely power switch, diode, inductor, and capacitor. The power switch is controlled by the on-board PFC control IC, which receives feedback from the output of the converter. The inductor acts as an energy storage element, smoothing the output voltage ripple. The capacitor stores energy and also provides power factor correction. The diode prevents the current flowing backward when the switch is turned off.

The PH150F280-2 is designed with a two-stage architecture, consisting of a PFC stage and a DC-DC stage. The PFC stage boosts the input voltage and provides active power factor correction. The DC-DC stage regulates the voltage to the required levels. This two-stage design helps to reduce the size of the converter as well as the input power losses. It also ensures low harmonic distortion by reducing the switching frequency.

The PH150F280-2 is a highly efficient, robust, and reliable converter. It is suitable for a wide variety of applications due to its wide input voltage range, high efficiency, low noise, and low EMI features. It also has an internal protection circuit which ensures safe operation in the event of output overloads or short circuits. It is a cost-effective solution for AC-DC power conversion applications.

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