MP8861GL-Z

Series:	*
Packaging:	Tape & Reel (TR)
Part Status:	Active

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Introduction to MP8861GL-Z DC DC Switching RegulatorsMP8861GL-Z is a microprocessor-managed, monolithic DC/DC switching regulator solution designed to power a variety of electronic devices, such as laptops, cellphones, desktop computers, and other embedded systems. It is capable of providing a range of output voltages within a 4.5V to 30V range and up to 1.4A of load current. This type of switching regulator is especially useful for providing a clean power supply for analog and digital devices with limited space requirements, such as portable digital audio players. Features and Benefits of MP8861GL-Z DC DC Switching RegulatorsThe main features of MP8861GL-Z DC/DC switching regulators are its wide range of adjustable output voltage range and its low switching noise. It is able to provide clean and reliable power for circuits that would otherwise be disturbed by other electrical sources, such as power fluctuations. It is also capable of withstanding higher junction temperatures, allowing it to operate in hot environments. Additionally, the MP8861GL-Z is equipped with a wide range of protection features such as over-voltage, over-current, and over-temperature protection. This DC/DC switching regulator combines flexibility, simplicity, and low cost at an optimum level. Applications of MP8861GL-Z DC DC Switching RegulatorsMP8861GL-Z DC/DC switching regulators can be used to provide a reliable and efficient power supply for a variety of electronic devices. It is ideal for powering portable consumer electronic devices including audio players, mobile phones, and portable gaming devices. Additionally, it can be used to provide a stable power supply for industrial applications, LED lighting, and small embedded systems, as well as for powering narrow band RF devices. This DC/DC switching regulator is also suitable for powering linear voltage regulators which require a low EMI (electromagnetic interference).Working Principle of MP8861GL-Z DC DC Switching RegulatorsMP8861GL-Z DC/DC switching regulators work on a step down principle that uses the buck switching regulator architecture. The output voltage is configured by setting the internal reference voltage divider to the desired level. A current-mode switching regulator technique is used to achieve normal voltage conversion requirements. Furthermore, this buck regulator is equipped with an on/off pin to enable and disable the switching regulator. The regulator works by first converting an input AC or DC voltage to a regulated low-voltage DC for the remainder of the circuit. The switching regulator then stores energy in an inductor before releasing it via the output capacitors. This release forms a voltage that is stepped down relative to the input voltage. The switching frequency is pulse width-modulated (PWM) and is adjustable to achieve the desired voltage level. When the peak current flowing through the inductor reaches a certain level, the regulator turns off the power switches and starts a new cycle. This mechanism results in a much more efficient power conversion than a linear voltage regulator, making it an ideal choice for powering portable or space-constrained electronic devices. ConclusionMP8861GL-Z DC/DC switching regulators provide a dependable and efficient power supply solution for a range of electronic devices. It is able to provide a reliable output voltage range of 4.5V to 30V, with a load current of up to 1.4A. This buck regulator offers excellent protection features, making it suitable for a variety of applications. Its switching regulator architecture provides a significantly higher efficiency than other alternatives and the adjustable switching frequency allows for further customization.

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