IRS2106SPBF datasheet by International Rectifier

IRS2106SPBF Frequently Asked Questions (FAQs)

• What is the maximum operating frequency of the IRS2106SPBF?
  The maximum operating frequency of the IRS2106SPBF is 600 kHz, but it can be adjusted up to 1 MHz with an external resistor.
• How do I calculate the minimum input voltage required for the IRS2106SPBF?
  The minimum input voltage required for the IRS2106SPBF is 8.5V, but it can be calculated using the formula: Vin(min) = Vcc + (Vboot - Vcc) / (Rboot / (Rboot + Rpullup)).
• What is the purpose of the bootstrap capacitor (Cboot) in the IRS2106SPBF?
  The bootstrap capacitor (Cboot) is used to store energy from the input voltage and provide a voltage source for the high-side driver during the high-side switch-on period.
• How do I choose the correct value for the bootstrap resistor (Rboot) in the IRS2106SPBF?
  The bootstrap resistor (Rboot) value should be chosen based on the input voltage, output voltage, and switching frequency. A general guideline is to choose Rboot = (Vin - Vcc) / (0.1 * Icc), where Icc is the IC current.
• What is the maximum power dissipation of the IRS2106SPBF?
  The maximum power dissipation of the IRS2106SPBF is 2.5W, but it can be derated based on the ambient temperature and PCB layout.