TDA8351 pin function and application circuit diagram 
The circuit is taken from the Venus D2933F
1 foot: 2.4V - positive phase input
2 feet: 2.4V - inverting input
3 feet: 16V - power supply 1
4 feet: 8V - output (bottom)
5 feet: 0V - ground
6 feet: 45V - power supply 2
7 feet: 8V - output (top)
8 feet: 0.2V - field reference current
9 feet: 8V - feedback input
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