MP28119EG-LF-P

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MP28119EG-LF-P is an excellent DC-DC switching regulator designed for providing regulated voltage and current outputs. It is categorized as a PMIC voltage regulator, and is part of DC DC Switching Regulators range. This active voltage regulator is suitable for battery operated products, and provides a low quiescent current of 10uA while still operating as a high quality voltage regulator.The device consists of a step up DC-DC switching regulator, having a built-in over current protection and a fixed internal resistor divider. It provides an excellent load and line regulation of 1.5 mV and 0.1%, respectively, while operating with a high power efficiency of up to 96%. It also provides a pulse frequency which is adjustable between 300kHz and 2MHz, enabling customizing of the throughput according to the application requirement.MP28119EG-LF-P has a wide range of applications, owing to its flexibility to operate with both lithium batteries and alkaline cells. It is used for powering all types of digital circuits and audio applications. It can also be applied for driving white LED’s, current sources, and DC motors. Because of its high efficiency, it is available and highly suitable for many applications like digital cameras, wireless and handheld devices, and LCD displays.Working Principle and Application Fields:The MP28119EG-LF-P employs a high-efficiency buck-boost DC-DC switching regulator that regulates its output by modulating the duty cycle of a current-mode PWM control circuit. The modulated high frequency power transfer coupled with the internal low-side P-channel MOSFET and an adjustable output voltage allows for excellent line and load regulation over a wide range.MP28119EG-LF-P is a high efficiency DC-DC switching regulator that has been developed for applications requiring a low quiescent current and high power efficiency. The device is suitable for powering battery operated products, while still providing excellent load and line regulation. It is suitable for various types of digital circuits, audio applications, and drives white LED’s, current sources, and DC motors. The device offers wide range of applications and power transfer within its adjustable frequency range of 300kHz to 2MHz. Its low quiescent current and high power efficiency makes it suitable for a variety of power-sensitive applications like digital cameras, wireless and handheld devices, and LCD displays.

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