MP38116DQ-LF-P

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The MP38116DQ-LF-P is a switching regulator power module that belongs to the category of PMIC - Voltage Regulators - DC DC Switching Regulators. It is designed to precisely regulate a voltage over a wide range of input voltages and load currents. It consists of an integrated controller IC (INT-LF Port), a power MOSFET (MRFET Port), and an inductor (L port).

The controller IC is the brains of the module, providing regulation, fault protection, and control logic. It ensures precise output voltage regulation compared to a linear regulator, at the expense of some conversion efficiency. It is based on a unique PWM controller architecture, which allows for high-frequency switching to further improve efficiency.

The switch MOSFET (MRFET) is an N-channel power MOSFET that is capable of taking the full input voltage and efficiently transferring it to the output. The series on-resistance of the switch MOSFET is low and it is capable of delivering high-current outputs. The inductor (L port) helps store and release energy to achieve regulation, providing the necessary energy to compensate for any fluctuations in the input voltage or output load.

The MP38116DQ-LF-P has several features that make it suitable for a variety of applications. It is designed to provide high efficiency power conversion and offers excellent thermal protection in a relatively small package. It offers the versatility of parallel current sharing between multiple modules and synchronous rectification. The module also offers a wide operating temperature range of -40 to +125°C.

The MP38116DQ-LF-P can be used in a variety of applications such as portable electronic devices, notebooks, and other battery-operated equipment. It can also be used for processor core supply regulation as well as embedded lighting and digital video applications. With its low profile and high efficiency, the module is ideal for space-constrained applications.

The MP38116DQ-LF-P works on the principle of Pulse Width Modulation (PWM). The controller IC regulates the output voltage by controlling the on-time of the switch MOSFET to maintain a constant output voltage. The controller senses the output voltage and adjust the switch MOSFET duty cycle accordingly. This principle helps achieve high efficiency as well as improve the regulation accuracy of the module.

In conclusion, the MP38116DQ-LF-P is an efficient and versatile power module that is suitable for a wide range of applications. It offers a wide range of features such as high efficiency, low profile, wide operating temperature, and low power dissipation. It is an ideal solution for space-constrained applications.

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