MP4473GL-P

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The MP4473GL-P is a DC/DC switching regulator specifically designed for point-of-load applications. It can be used to provide a precise, digitally-controlled, limited power supply to meet the requirements of applications such as microprocessors, memory and graphics processors. The MP4473GL-P provides a wide input voltage range of 4.5V to 18V, and is designed to operate in a fractional and synchronous mode, thereby providing a very low output voltage and high efficiency. Additionally, the IC features a wide range of protection and control features, making it ideal for providing clean, precise, and reliable power to sensitive digital equipment.

The MP4473GL-P is a synchronous buck regulator, featuring a high-side power MOSFET and a low-side power MOSFET connected in a buck configuration. This configuration is designed to maximize efficiency by reducing the power losses associated with synchronous rectification. The IC is designed with an internal, low-ripple current limitation, as well as an over-current protection feature. Additionally, the IC is designed with a low-output voltage precision current limit, as well as an over-voltage protection feature.

The IC is capable of producing output voltages as low as 0.5V, and as high as 5.5V, with adjustable output voltages available between 0.6V to 5V. While the IC can be switched at a frequency up to 1MHz, the recommended operating frequency is typically between 300kHz and 800kHz. The IC also features an adjustable output current limit, adjustable soft-start, and adjustable feed-forward. Furthermore, the IC is designed with a wide input voltage range of 4.5V to 18V, allowing for the flexibility needed for a wide range of applications.

The IC also includes several protection and control features which make it ideal for providing reliable and precise power to delicate digital equipment. This includes over-temperature protection, over-voltage and under-voltage protection, over-current protection, and short-circuit protection. Additionally, the IC also includes a power good output signal, a logic power-on reset, and an enable pin. All of these features protect the device and ensure that the output voltage is accurate and stable.

The MP4473GL-P is a DC/DC switching regulator ideal for point-of-load applications. It features a wide input voltage range of 4.5V to 18V and is designed to operate in fractional and synchronous modes. It also offers a wide range of protection and control features, making it ideally suited for providing clean, precise, and reliable power to sensitive digital equipment. The adjustable output voltage range of 0.6V to 5V, adjustable output current limit, adjustable soft-start, and adjustable feed-forward allows for high efficiency operation in a wide range of applications. Additionally, the built-in over-current, over-temperature, over-voltage, under-voltage, and short-circuit protection make this IC an excellent choice for providing reliable and precise power to delicate digital equipment.

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