LM5175QPWPTQ1

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The LM5175QPWPTQ1 is a high voltage, high power, DC-DC synchronous buck switching controller that is suitable for high-end enterprise and data center systems. It is optimized to deliver high efficiency and power density in a small package. The LM5175QPWPTQ1 can support wide voltage input range from 2.7V to 12V and output current of up to 5A. The device also provides a wide range of adjustable output voltages from 0.6V to 6.3V in 2mV resolution.

The device is ideal for applications requiring high voltage and high power, such as processor core, memory, graphics and FPGA-controlled Integrated circuit devices. It can be used in a variety of conditions such as automotive and industrial systems. The device has a spread spectrum function, which eliminates electrical noise in the system and can be used to meet the EMI requirements of automotive and industrial applications.

Working Principle

The LM5175QPWPTQ1 works by regulating an input voltage of 2.7V to 12V in 2mV resolution to an output voltage of 0.6V to 6.3V in 2mV resolution. It uses a synchronous buck controller to regulate the input voltage to the desired output voltage by switching current through a pair of power MOSFETs. The device also features a spread spectrum function to reduce electrical noise and meet EMI requirements.

The LM5175QPWPTQ1 features a wide frequency range of 200kHz to 1MHz. This allows the device to operate in a wide range of applications while maintaining high efficiency and power density. The device also features constant frequency current mode control with peak current mode control (optionally), which is designed to achieve fast transient response and high efficiency. The device is also equipped with a wide range of other features including an independent enable/disable sets for each channel and adjustable soft-start time.

Application Field

The LM5175QPWPTQ1 is suitable for high-end enterprise and data center systems that require high voltage and high power. The device is ideal for processor core, memory, graphics and FPGA-controlled Integrated circuit devices, as it is able to provide power in a wide input voltage range from 2.7V to 12V. The device can also be used in automotive and industrial systems, due to its ability to eliminate electrical noise in the system and meet EMI requirements, thanks to the built-in spread spectrum function.

The device can also be used in a wide range of applications due to its wide frequency range of 200kHz to 1MHz, which allows it to provide high efficiency and power density. Additionally, the device can provide fast transient response and high efficiency thanks to its constant frequency current mode control with peak current mode control (optionally).

The LM5175QPWPTQ1 is a versatile and reliable DC-DC switching controller that is suitable for a wide range of high-end enterprise and data center applications requiring high voltage and high power. It is optimized to deliver high efficiency and power density in a small package and provides a wide range of adjustable output voltages with 2mV resolution.

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