Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow general high-frequency PCB design guidelines, such as using a solid ground plane, minimizing trace lengths, and using vias to connect the input and output capacitors to the ground plane.
To ensure stability, follow the recommended component values and PCB layout, and make sure the input and output capacitors are properly selected and placed. Additionally, the datasheet provides a stability analysis section that can help you determine the stability of the converter.
The maximum ambient temperature range for the LM26001BMH/NOPB is -40°C to 125°C, but the junction temperature (TJ) should not exceed 150°C. It's essential to ensure proper thermal design and heat sinking to maintain a safe operating temperature.
Yes, the LM26001BMH/NOPB is qualified for automotive and high-reliability applications. It meets the AEC-Q100 standard for automotive applications and is also suitable for industrial and medical applications that require high reliability.
To troubleshoot issues, start by verifying the input voltage, output voltage, and current. Check the PCB layout and component values against the recommended design. Use an oscilloscope to measure the output voltage ripple and switching frequency. Consult the datasheet and application notes for guidance on troubleshooting common issues.
LM26001BMH/NOPB datasheet
by Texas Instruments
