VIPER100A-E datasheet by STMicroelectronics

VIPER100A-E Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal performance of VIPER100A-E?
  STMicroelectronics provides a recommended PCB layout in the application note AN4571, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and reliability.
• How do I select the right transformer for my VIPER100A-E-based design?
  The transformer selection depends on the output power, voltage, and current requirements. STMicroelectronics provides a transformer selection guide in the application note AN4571, which includes a step-by-step process for selecting the right transformer.
• What are the thermal management considerations for VIPER100A-E?
  The VIPER100A-E has a maximum junction temperature of 150°C. To ensure reliable operation, it's essential to provide adequate heat sinking, such as a thermal pad or heat sink, and to follow the thermal management guidelines in the datasheet and application notes.
• How do I implement overvoltage protection (OVP) with VIPER100A-E?
  The VIPER100A-E has a built-in OVP feature that can be enabled by connecting the OVP pin to a voltage divider network. The application note AN4571 provides a detailed example of how to implement OVP with VIPER100A-E.
• What are the EMI considerations for VIPER100A-E-based designs?
  To minimize EMI, it's essential to follow good PCB layout practices, such as separating the input and output stages, using a shielded transformer, and adding EMI filters. STMicroelectronics provides EMI reduction guidelines in the application note AN4571.