GND1Vreg2SB3PhaseA4X1A5X2A6GND7GND8GND9VCC10OUT1A11VrefA12RSA13OUT2A14GND15GND16OUT2B17RSB18VrefB19OUT1B20VCC21GND22GND23GND24X2B25X1B26PhaseB27OSC28VCC29GND30