MC33260 power factor regulating integrated circuit

Published:2011/6/9 0:55:00 Author:Christina | Keyword: power factor, regulating, integrated circuit | From:SeekIC

The MC33260 is designed as one kind of power factor regulating integrated circuit that is produced by the MOTOROLA company, and it can be used in wide range of applications such as the rear projection color TVs and the LCD color TVs. 1.Features The MC33260 integrated circuit is composed of the reference voltage and current formation and correction circuit, the over-voltage and undervoltage detection circuit, the oscilation circuit, the current detection comparator, the current converter circuit, the voltage regulating circuit, the PWM comparative circuit, the synchronization tracking circuit, the buffer amplifier and other auxiliary circuit, the internal circuit block diagram is as shown in figure 9. The internal circuit block diagram of the MC33260 2.Pin functions and data The MC33260 is in the 8-pin double-row DIP plastic apckage, the pin functions and data is as shown in the table, this data is measured from the ChangHong JingXian rear projection color TV. The pin functions and data of the MC33260



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