SWITCHING REGULATOR

PURPOSE:To lead a DC output which has less ripple content by quantizing the sampling value of an output voltage, linearly predicting the next output voltage from the data, and negatively feeding back the difference between the predicted value and the output target voltage value. CONSTITUTION:The out...

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1. Verfasser: TAKINAMI KOUJI
Format: Patent
Sprache:eng
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Zusammenfassung:PURPOSE:To lead a DC output which has less ripple content by quantizing the sampling value of an output voltage, linearly predicting the next output voltage from the data, and negatively feeding back the difference between the predicted value and the output target voltage value. CONSTITUTION:The output voltage of a switching regulator circuit 1 is sampled, and A/D-converted by and A/D converter 3. The A/D-converted data is inputted to a CPU4. The CPU4 linearly predicts the next output voltage from the data, the predicted deviation from the output target voltage is calculated, D/A-converted by a D/A converter 2, and negatively fed back to a switching regulator 1.