MPL-AL5030-3R3 footprint, schematic symbol and 3D model by Monolithic Power Systems (MPS)

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MPL-AL5030-3R3 Details

The recommended PCB layout for the MPL-AL5030-3R3 includes a solid ground plane, a separate power plane for the input voltage, and a small loop area for the output filter components. Additionally, the input and output capacitors should be placed as close as possible to the device pins.
To ensure stability and prevent oscillations, it is recommended to use a minimum output capacitance of 10uF, and to choose a capacitor with a low equivalent series resistance (ESR). Additionally, the output voltage should be decoupled from the input voltage using a ferrite bead or a small inductor.
The maximum ambient temperature for reliable operation of the MPL-AL5030-3R3 is 85°C. However, the device can operate up to 125°C with derating. It is recommended to follow the thermal derating curve provided in the datasheet to ensure reliable operation.
Yes, the MPL-AL5030-3R3 is qualified for automotive and high-reliability applications. It meets the requirements of AEC-Q100 and is designed to operate in harsh environments. However, it is recommended to follow the specific requirements and guidelines for the target application.
The power dissipation of the MPL-AL5030-3R3 can be calculated using the formula: Pd = (Vin - Vout) x Iout. The junction temperature can be estimated using the thermal resistance (RθJA) and the power dissipation. The thermal resistance is provided in the datasheet.

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