Video amplifier circuit: TDA5112

TDA5112 pin function and reference voltage:

Pin 1: 2.5V - red primary color signal input

Pin 2: 9.0V - low voltage power supply

Pin 3: 2.5V - green primary color signal input

Pin 4: 2.5V - blue primary color signal input

Pin 5: 220V - high voltage power supply

Pin 6: 5.6V - bus control adjustment (dark balance)

Pin 7: 161V - blue base color driver

Pin 8: 0V - ground

Pin 9: 161V - blue primary color feedback output

Pin 10: 161V - green base color driver

Pin 11: 5.6V - bus control adjustment (dark balance)

Pin 12: 161V - green primary color feedback output

Pin 13: 160V - red base color driver

Pin 14: 5.6V - bus control adjustment (dark balance)

Pin 15: 160V - red primary color feedback output