MP2312GQ-P

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MP2312GQ-P is a voltage regulator component that allows designers to step down, step up and buck-boost up to 2A output current from a wide input voltage range. Created and manufactured by Monolithic Power Systems (MPS), the MP2312GQ-P has various application field and working principle, which makes it an ideal choice for many electronic applications.

Application Field

The MP2312GQ-P can be used in a variety of applications, from computer peripherals and consumer electronics to military, industrial, and medical applications. It is suitable for systems without multi-outputs and is also capable of running at a low temperature of -40°C to +105°C. Some of the MP2312GQ-P applications include low voltage battery-powered devices such as phones, PDAs, and portable media players, embedded systems, automotive applications, TV SAW filters, and other communication systems.

Working Principle

MP2312GQ-P works on switching regulator principle, where an external MOSFET switch on and off at a certain frequency, allowing current to flow through the transformer or inductor and then converted into output voltage. The MP2312GQ-P operates with a small inductor and an external capacitor connected in parallel to the output, allowing output ripple and noise to be small. The device also has a sleep mode for efficient low power performance and a unique soft start feature to reduce output voltage overshoot.

The MP2312GQ-P includes various protection features to ensure proper device operation. It will protect against under-voltage and over-voltage conditions, over-load current, and also provide protection from reverse current. The startup current is adjustable and the device also includes a power good indication.

The MP2312GQ-P switch frequency and power selection can be done easily by connecting external components or through the VSEL pin. It can switch between Buck, Boost, and Buck-Boost to get the desired output voltage while maintaining a efficiecncy of over 90%.

Conclusion

The MP2312GQ-P is an ideal choice for many of today’s applications, which is capable of providing a wide range of output current and operating temperatures. With its many protection features, adjustable frequency and power selection, and efficiecncy of over 90%, it is a reliable and cost-effective device for many applications.

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