Stroboflash-free dimming drive circuit
The utility model relates to the technical field of dimming, in particular to a stroboflash-free dimming driving circuit, which comprises a silicon controlled dimming chip IC1 and an oscillation eliminating module, the oscillation eliminating module comprises a resistor R4, a resistor R9, a resistor...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to the technical field of dimming, in particular to a stroboflash-free dimming driving circuit, which comprises a silicon controlled dimming chip IC1 and an oscillation eliminating module, the oscillation eliminating module comprises a resistor R4, a resistor R9, a resistor R10, an MOS tube Q1 and a resistor R1, one end of the resistor R9 is electrically connected with one end of the resistor R10, the other end of the resistor R9 is electrically connected with the driving end of the silicon controlled dimming chip IC1, and the other end of the resistor R10 is electrically connected with the driving end of the silicon controlled dimming chip IC1. The other end of the resistor R10 is electrically connected with one end of a resistor R4 and a grid electrode of an MOS tube Q1, the other end of the resistor R4 is electrically connected with a source electrode of the MOS tube Q1 and one end of a resistor R1, and the other end of the resistor R1 is electrically connected with a drain electr |
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