MPQ4560DN-AEC1-LF

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The MPQ4560DN-AEC1-LF is a single-channel, step-down DC-DC converter with a typical dropout voltage of 0.6V at a full load current of 1A. It is a highly efficient switching regulator capable of providing a consistent output voltage and current with very low noise.

The device combines the power MOSFET and control MOSFET along with on-chip current sensing, voltage feedback and voltage protection. This makes it a perfect choice for applications that require high efficiency, low noise and low power consumption.

The MPQ4560DN is a switching regulator that can provide an output voltage from 0.8V to 5.5V with a typical dropout voltage of 0.6V at a full load current of 1A. The device is suitable for applications that have low voltages, such as portable communication devices, and can be used for distributed supply of power to digital and power management ICs. It is also capable of providing up to 95% efficiency at full load.

The MPQ4560DN uses a multi-phase architecture to provide a high level of efficiency and low output switching noise while consuming less power. It is also capable of improving power system design as it can improve the output ripple, transient response, and reduce cost and size.

The MPQ4560DN is housed in a compact, lead-free, 16-pin QFN package. Its features include wide input voltage range of 2.3V to 6V, programmable output voltage, soft-start and adjustable current limiting, over-temperature and short circuit protection, and reverse current protection.

The device’s operation is based on the difference between its input voltage and its output voltage. When a voltage difference is created, the device begins to switch the MOSFETs, allowing for a controlled energy exchange between the input and the output. This energy exchange follows a switching frequency that is programmed via the external resistors. The positive vs. the negative DC reference affects the energy transfer direction, allowing for a very efficient operation.

The MPQ4560DN-AEC1-LF is ideal for Power Management ICs (PMIC)s and Voltage Regulators applications, specifically as a DC-DC Switching Regulator in distributed power systems. It can be used in portable electronic devices, such as cell phones and PDAs, and can also operate under extreme conditions without any degradation of performance.

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