Field output circuit:TDA8354Q

This circuit is taken from Venus D2908F. Pin 1: 0.3V - Pin 2: 7.9V - Current feedback input pin 3: 8.4V - Voltage conversion input pin 4: 16V - Power supply pin 5: 8.4V - Voltage output terminal ( Bottom) 6 pin: 0V - Ground pin 7: 48V - Power supply pin 8: 0V - Ground pin 9: 8.4V - Voltage output terminal (upper) 10 pin: 16V - Power supply pin 11: 1.2V - Field push input (-) Pin 12: 1.2V - Field push input (+) Pin 13: 2V - Compensation resistor input