A good PCB layout for the LM5002SD/NOPB involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to use a separate analog and digital ground plane to reduce noise coupling.
To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the input and output capacitors are of high quality and have low ESR. It's also important to decouple the input and output with ceramic capacitors to reduce noise and oscillations.
The LM5002SD/NOPB is rated for operation from -40°C to 125°C. However, the device's performance may degrade at higher temperatures, and it's recommended to derate the output current and voltage accordingly.
Yes, the LM5002SD/NOPB is a radiation-hardened device that meets the requirements for high-reliability and aerospace applications. However, it's recommended to consult with Texas Instruments' application engineers to ensure the device meets the specific requirements of your application.
To troubleshoot issues with the LM5002SD/NOPB, start by checking the input voltage, output voltage, and output current. Verify that the device is properly soldered and that the PCB layout is correct. Use an oscilloscope to check for oscillations or noise on the output. If the issue persists, consult the datasheet and application notes, or contact Texas Instruments' technical support.
LM5002SD/NOPB datasheet
by Texas Instruments
