The recommended PCB layout for optimal thermal performance involves placing the device on a thermal pad with a minimum size of 10mm x 10mm, and ensuring that the thermal pad is connected to a large copper area on the PCB to dissipate heat efficiently.
To ensure reliable operation in high-temperature environments, it is recommended to derate the device's power dissipation according to the temperature derating curve provided in the datasheet, and to ensure good thermal design and heat sinking to keep the junction temperature below 125°C.
The recommended input capacitor value is 10uF to 22uF, and the recommended type is a low-ESR ceramic capacitor, such as X5R or X7R, to minimize input ripple and ensure stable operation.
To troubleshoot oscillation or instability issues, check the PCB layout for any potential noise coupling or feedback paths, ensure that the input and output capacitors are properly selected and placed, and verify that the device is operated within its recommended operating conditions.
The recommended output capacitor value is 10uF to 47uF, and the recommended type is a low-ESR ceramic capacitor, such as X5R or X7R, to minimize output ripple and ensure stable operation.
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NJM2871BF33-TE2 Overview
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