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.
The selection of input and output capacitors depends on the specific application requirements. In general, low-ESR capacitors with a high ripple current rating are recommended. The datasheet provides some guidance on capacitor selection, but it's also recommended to consult the capacitor manufacturer's datasheet and application notes.
The LMZ10501SHX/NOPB is rated for operation up to 125°C, but the maximum ambient temperature for reliable operation depends on the specific application and the thermal design of the system. It's recommended to follow the thermal design guidelines in the datasheet and to perform thermal simulations to ensure reliable operation.
To ensure EMC compliance, it's recommended to follow the guidelines in the datasheet and to perform EMC testing according to the relevant standards (e.g. CISPR 22, EN 55022). Additionally, it's recommended to use shielding, filtering, and grounding techniques to minimize electromagnetic interference (EMI).
The recommended input voltage range for optimal performance is 3.5V to 5.5V, but the device can operate with input voltages as low as 2.7V. However, the output voltage regulation and efficiency may be affected at lower input voltages.
LMZ10501SHX/NOPB datasheet
by Texas Instruments
