MP2315GJ-P Integrated Circuits (ICs)

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PMIC - Voltage Regulators - DC DC switching regulators are used in a variety of applications, ranging from computers and mobile phones to medical and industrial applications. The MP2315GJ-P is a highly efficient DC-DC switch mode regulator designed for low power applications up to 5W. The MP2315GJ-P is a synchronous step-down (also known as buck) converter featuring a potentiometer-controlled output voltage. It has a wide input voltage range (2.7V-38V) and an integrated short circuit protection. It also has a low shutdown current (10μA typ.) and a low operating current (130μA typ.), making it a suitable choice for portable applications.

In applications where the output of the switching regulator needs to be adjustable, the MP2315GJ-P can be easily configured with a potentiometer. It can be used to accurately adjust the output voltage over a wide range of applications, including powering LEDs, powering a digital signal processor, or driving a gate driver. It is also suitable for automotive, industrial and consumer applications, where stability and noise immunity are important.

The MP2315GJ-P is a synchronous buck regulator, which means that the output voltage is regulated by an internal synchronous rectifier switching at the same frequency as the internal oscillator. This ensures low noise and high efficiency. The internal oscillator runs at an adjustable frequency, which can be set to up to 4MHz. By setting a higher switching frequency, the device can be configured to deliver higher power outputs without requiring a large inductor.

Another advantage of the MP2315GJ-P is the internal voltage feedback loop. This means that the output voltage is always maintained at a constant level, even with changes in input voltage. The MP2315GJ-P also features an integrated over voltage protection (OVP) to prevent output voltage surges. The protection can be enabled or disabled via the enable pin.

Unlike many other switching regulators, the MP2315GJ-P can be configured in both pulse width modulation (PWM) and pulse frequency modulation (PFM) modes. In PWM mode, the switching frequency is adjustable while the duty cycle is fixed. In PFM mode, the duty cycle is adjustable and the switching frequency is fixed. This allows the user to optimize the MP2315GJ-P for applications where low noise or high efficiency is important.

Overall, the MP2315GJ-P is an excellent choice for a wide range of applications. Its wide input voltage range, integrated short circuit protection, and adjustable output voltage, makes it an ideal choice for applications requiring a low power, high efficiency, and noise-immune switching regulator.

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