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 bypass capacitors to reduce noise and EMI.
To ensure accurate and stable output voltage, it's essential to follow the recommended input and output capacitor values, and to use a high-quality voltage reference. Additionally, the output voltage can be trimmed using the VTRIM pin, and the device should be operated within the recommended operating conditions.
The maximum input voltage that can be applied to the LM26400YSDE/NOPB is 42V, but it's recommended to operate the device within the recommended input voltage range of 3.5V to 36V to ensure reliable operation and to prevent damage to the device.
The LM26400YSDE/NOPB has built-in overcurrent protection and thermal shutdown features. However, it's still recommended to add external protection circuitry, such as fuses or current-limiting resistors, to prevent damage to the device and surrounding components in case of a fault condition.
The LM26400YSDE/NOPB is rated for operation up to 125°C, but it's essential to follow the recommended operating conditions and to ensure that the device is properly cooled to prevent overheating. Additionally, the device's performance and reliability may be affected at high temperatures, so it's recommended to consult the datasheet and application notes for more information.
LM26400YSDE/NOPB datasheet
by Texas Instruments
