Power Good Indicator. Open-drain logic output which is pulled to ground when the output voltage is outside ±10% of its programmed value or the IMON pin voltage is greater than 1.20V. This pin can be connected to any voltage rail up to 40V through a pull-up resistor. Using either VDD or GATEVCC for the pull-up supply has the advantage that PWGD will be in the correct state when the part is disabled.