Texas Instruments provides a recommended PCB layout in the application note SLUA121, which includes guidelines for component placement, trace routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
The transformer selection depends on the specific application requirements, such as output power, voltage, and frequency. Texas Instruments provides a transformer selection guide in the application note SLUA120, which includes guidelines for selecting the right transformer and calculating its parameters.
The UCC38C42DG4 is rated for operation from -40°C to 125°C, but the maximum ambient temperature range depends on the specific application and the thermal management system used. It's recommended to consult the thermal management section in the datasheet and application notes for more information.
The UCC38C42DG4 has built-in OVP and UVP circuits, but additional external components may be required to implement these features. Texas Instruments provides guidelines for implementing OVP and UVP in the application note SLUA122, which includes circuit diagrams and component selection guidelines.
The recommended input capacitor value and type depend on the specific application requirements, such as input voltage, frequency, and ripple current. Texas Instruments provides guidelines for selecting the right input capacitor in the application note SLUA121, which includes recommendations for capacitor value, type, and placement.
UCC38C42DG4 datasheet
by Texas Instruments
