STMicroelectronics provides a recommended PCB layout in the application note AN4175, which includes guidelines for component placement, routing, and thermal management to minimize electromagnetic interference (EMI) and ensure reliable operation.
The transformer selection depends on the specific application requirements, such as output voltage, current, and power rating. STMicroelectronics provides a transformer selection guide in the application note AN4175, which includes formulas and guidelines to help engineers choose the right transformer.
The L6569D013TR is rated for operation from -40°C to 150°C, but the maximum ambient temperature range depends on the specific application and the thermal management system used. Engineers should consult the datasheet and application notes for guidance on thermal design and derating.
No, the L6569D013TR is designed for isolated flyback converters and is not suitable for non-isolated topologies. Engineers should use a different controller IC or design a custom solution for non-isolated applications.
The L6569D013TR has a built-in OVP feature that can be enabled by connecting the OVP pin to a voltage divider network. Engineers should consult the datasheet and application notes for guidance on implementing OVP and setting the correct threshold voltage.
L6569D013TR datasheet
by STMicroelectronics
