A good PCB layout for the LM5026SD/NOPB involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. Additionally, it's recommended to use a separate power plane for the input and output voltages.
The choice of input and output capacitors for the LM5026SD/NOPB depends on the specific application requirements. In general, low-ESR capacitors with a high ripple current rating are recommended. The input capacitor should be at least 10uF, and the output capacitor should be at least 22uF. The capacitor values can be adjusted based on the specific application requirements.
The LM5026SD/NOPB has an operating ambient temperature range of -40°C to 125°C. However, the device can be operated at a higher temperature range with derating. It's recommended to consult the datasheet for specific derating information.
To ensure the LM5026SD/NOPB is stable and doesn't oscillate, it's recommended to follow the layout guidelines, use the recommended capacitors, and ensure that the input and output voltages are within the specified range. Additionally, the device should be operated within the recommended operating frequency range.
The LM5026SD/NOPB has a maximum output current capability of 2A. However, the actual output current capability may be limited by the input voltage, output voltage, and the device's thermal performance.
LM5026SD/NOPB datasheet
by Texas Instruments
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