For optimal performance, it is recommended to follow a star-grounding layout, where all ground connections are connected to a single point on the PCB. Additionally, keep the input and output traces as short as possible and avoid running them parallel to each other to minimize noise coupling.
To ensure proper power-up and power-down, it is recommended to follow a power-up sequence where the input voltage (VIN) is applied before the enable pin (EN) is asserted. During power-down, the enable pin should be de-asserted before the input voltage is removed.
The MAX4356ECD+ can drive a maximum capacitive load of 10nF. Exceeding this limit may cause oscillations or instability in the output voltage.
To handle thermal considerations, ensure that the MAX4356ECD+ is mounted on a PCB with a sufficient thermal pad and that the device is not exposed to high ambient temperatures. The device has a thermal shutdown feature that will activate if the junction temperature exceeds 150°C.
A simple RC filter with a 1μF capacitor and a 1Ω resistor is recommended to filter out high-frequency noise on the input voltage. This filter configuration helps to ensure stable operation and minimize the risk of oscillations.
MAX4356ECD+ datasheet
by Maxim Integrated Products
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