VCC_INT1GND2VIN3EN/UVLO4VREF5CTRL_T6GND7CTRL_H8CTRL_L9SS10GND11FB12SENSE+13SENSE–14VCL15VCH16RT17SYNC18CTRL_SEL19PWM20PWMGH21GND22PWMGL23HG24SW25CBOOT26GND27LG28GND29