MPQ2451DG-AEC1-LF-Z

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PMIC (Power Management Integrated Circuit) is an integrated circuit chip used to convert and manage power in electronic devices. Its main purpose is to increase the efficiency of electrical systems and protect them from any damage, by providing the necessary power for all components to function, without wasting any energy. DC DC Switchers are a particular type of PMICs, used to convert unregulated DC power sources into desired DC voltages. MPQ2451DG-AEC1-LF-Z is a type of DC-DC switching regulator, designed to efficiently convert an input voltage of 2.0 V to 16 V into a regulated output voltage. The operating frequency is programmable in the range of 300 kHz to 1.5 MHz, depending on the application needs. With an output voltage of 3.3V, the device can deliver up to 300mA of continuous current at up to 90% efficiency.The device has a programmable softstart feature, allowing the user to configure the rate of output voltage rise and decrease when the power supply is turned on and off. It also includes an adjustable, digital enable pin, which can be used to control the output voltage and minimize current consumption. Additionally, the device has over temperature and over current protection, with trip thresholds of 140⋅C and 1.4A respectively.The high efficiency and wide operatig range of the device make it an ideal choice for applications such as mobile wireless base stations, digital televisions, media players, notebooks and battery powered equipments. It can be used to efficiently provide the required levels of power required for these applications, while minimizing overall energy losses and extending battery life. The device is based on a pulse width modulation (PWM) topology, which uses high frequency, low duty cycle signals to control the output voltage. It takes in the input voltage and generates a high frequency signal that is fed to the switch. The on/off cycles of the switch control the pulse width, and hence the output voltage. An internal feedback loop continuously monitors and adjusts the output voltage, to maintain close to zero percent deviation.In conclusion, the MPQ2451DG-AEC1-LF-Z is an efficient, programmable DC-DC switching regulator with a wide operating range and high power delivery capability. With its adjustable softstart feature and temperature and current protection functions, it is an ideal choice for applications in the mobile and battery powered space.

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