TFS7708H - Power Integrations

TFS7708H Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for the TFS7708H?
  The recommended PCB layout for the TFS7708H is to keep the high-voltage nodes (e.g. Drain, Source) away from the low-voltage nodes (e.g. Gate, VCC) to minimize noise coupling. A solid ground plane and a separate power plane for the high-voltage nodes are also recommended.
• How do I ensure the TFS7708H is properly biased for optimal performance?
  To ensure proper biasing, make sure to provide a stable VCC supply (typically 12-15V) and a suitable bias resistor (e.g. 1kΩ-10kΩ) between the Gate and Source pins. The bias voltage should be set to around 5-6V to ensure optimal performance.
• What is the maximum allowable drain-source voltage for the TFS7708H?
  The maximum allowable drain-source voltage for the TFS7708H is 700V. Exceeding this voltage may result in device damage or failure.
• How do I protect the TFS7708H from overvoltage and overcurrent conditions?
  To protect the TFS7708H from overvoltage and overcurrent conditions, consider adding overvoltage protection (OVP) and overcurrent protection (OCP) circuits. These can be implemented using external components such as zener diodes, resistors, and fuses.
• What is the recommended operating temperature range for the TFS7708H?
  The recommended operating temperature range for the TFS7708H is -40°C to 150°C. Operating the device outside of this range may affect its performance and reliability.