LNK616GG datasheet by Power Integrations

LNK616GG Frequently Asked Questions (FAQs)

• What is the maximum operating temperature range for the LNK616GG?
  The maximum operating temperature range for the LNK616GG is -40°C to 150°C, but the device is typically specified for operation up to 125°C.
• How do I ensure the LNK616GG is properly biased for startup?
  To ensure proper biasing for startup, make sure the VCC pin is connected to a stable voltage source (typically 12V to 18V) and the EN/UV pin is pulled high (above 2.5V) to enable the device.
• What is the recommended layout and placement for the LNK616GG?
  For optimal performance and thermal management, place the LNK616GG near the input capacitors and ensure a low-impedance path between the drain pin and the output capacitors. Also, keep the device away from heat sources and ensure good airflow around the package.
• How do I calculate the output voltage of the LNK616GG?
  The output voltage of the LNK616GG can be calculated using the formula: Vout = (R2 / R1) * (Vin - Vf), where R1 and R2 are the feedback resistors, Vin is the input voltage, and Vf is the forward voltage drop of the output diode.
• What are the key considerations for selecting the output diode for the LNK616GG?
  When selecting an output diode for the LNK616GG, consider the diode's reverse recovery time, forward voltage drop, and current rating. A fast-recovery diode with a low forward voltage drop (e.g., 1N4937 or equivalent) is recommended for optimal performance.