LM5008ASDX/NOPB

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The LM5008ASDX/NOPB is a monolithic, high efficiency, buck mode step-down DC-DC converter with integrated FETs. It is part of the PWM voltage regulator family of components that is used by device manufacturers to obtain a fixed or adjustable output voltage. LM5008ASDX/NOPB belongs to the PMIC (Power Management Integrated Circuit) category of components, specifically in its Voltage Regulators subcategory, and more precisely in the DC DC Switching Regulators subset.

The LM5008ASDX/NOPB is designed to work as a voltage regulator for a wide variety of applications such as microprocessor core voltage regulation, FPGA I/O regulation, automotive and industrial power systems, notebook computer and server power. It offers efficient switching performance while maintaining excellent load and line regulation with a wide range of power output levels.

The device includes a bias voltage regulator and a free-running oscillator that can be programmed according to the desired output voltage and frequency. It also includes an internal pre-charge circuit that allows the device to pre-charge the output voltage on system startup, thus avoiding inrush current. Its advanced current mode control topology ensures a constant switching frequency over a wide load range.

The LM5008ASDX/NOPB has a wide input voltage range from 4.5V to 40V and can typically deliver an output voltage of 1.2V to 37V. The maximum output current is 7.5A and the maximum output current with external heatsink is 18A. The switching frequency can be programmed from 100kHz to 1.6MHz for high efficiency operation. The device includes short circuit, thermal overload, and undervoltage lockout protection.

The LM5008ASDX/NOPB offers a fast transient response, low output voltage ripple and excellent line and load regulation. It is available in a thermally enhanced 8-pin Exposed Pad MSOP package with an operating junction temperature range of -40°C to +125°C. It is ideally suited for applications requiring high efficiency, high power density, and low cost. The LM5008ASDX/NOPB is RoHS compliant and is also available in an non-RoHS version.

The LM5008ASDX/NOPB is designed to provide a simple, cost effective solution for adjustable and fixed voltage regulation. It is easy to use and program, allowing for flexibility in the design of a wide variety of applications. The device offers high performance, reliability and efficiency making it an ideal choice for a variety of regulator applications such as automotive, industrial, point-of-load converters, and mobile devices.

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