The recommended input capacitor value is 10uF to 22uF, with a voltage rating of 6.3V or higher, to ensure stable operation and minimize output voltage ripple.
To ensure accurate and stable output voltage, use a high-precision resistor divider network for the feedback resistors (R1 and R2), and make sure the output capacitor is of high quality and has a low equivalent series resistance (ESR).
The maximum input voltage that can be applied to the LP38691SD-3.3/NOPB is 15V, but it's recommended to keep the input voltage below 12V to ensure reliable operation and minimize power dissipation.
To protect the device from overheating, ensure good thermal conduction by using a heat sink or a thermally conductive pad, and keep the device away from high-temperature sources. Also, avoid operating the device at maximum power dissipation for extended periods.
Yes, the LP38691SD-3.3/NOPB is qualified for automotive and high-reliability applications, but it's essential to follow the recommended operating conditions, and ensure the device is properly derated for the specific application.
LP38691SD-3.3/NOPB datasheet
by Texas Instruments
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