STMicroelectronics provides a recommended PCB layout in the application note AN1048, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
The LE33ABD-TR has a built-in thermal shutdown feature that turns off the output when the junction temperature exceeds 150°C. To handle this, ensure proper heat sinking, use a thermal pad or heat sink, and monitor the device temperature to prevent overheating.
The maximum capacitive load for the output is not explicitly stated in the datasheet, but it's recommended to keep the output capacitance below 10uF to ensure stability and prevent oscillations.
While the LE33ABD-TR is rated for operation up to 125°C, it's essential to consider the derating curves and thermal management to ensure reliable operation in high-temperature environments. Consult the datasheet and application notes for guidance.
The input capacitor value depends on the input voltage, output voltage, and desired ripple rejection. A general guideline is to use a capacitor with a value between 1uF and 10uF, with a voltage rating higher than the input voltage. Consult the application notes and datasheet for more information.
LE33ABD-TR datasheet
by STMicroelectronics
