Field output circuit: TA8445K
Source: InternetPublisher:石榴姐 Updated: 2012/06/26
This circuit is taken from West Lake CM2528.
Pin 1: 9V - power supply 1
Pin 2: 0.2V——Field trigger pulse input terminal
Pin 3: 1.3V - field amplitude control
Pin 4: L/HV——50/60Hz conversion (50Hz=L; 60Hz=H)
Pin 5: 3V - external sawtooth wave forming capacitor
Pin 6: 3.2V - negative feedback
Pin 7: 25V - power supply 2
Pin 8: 1.2V - pump power lifting end
Pin 9: 0.8V - filter capacitor
Pin 10: 0V - ground
Pin 11: 13V - field output
Pin 12: 24.6V - power supply 3
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