LED driving circuit and LED lamp
The invention provides an LED driving circuit and an LED lamp. The LED driving circuit comprises a rectifying circuit and an energy conversion circuit. The rectifying circuit is used to rectify inputalternating current to output pulsating direct current to the energy conversion circuit. The energy c...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides an LED driving circuit and an LED lamp. The LED driving circuit comprises a rectifying circuit and an energy conversion circuit. The rectifying circuit is used to rectify inputalternating current to output pulsating direct current to the energy conversion circuit. The energy conversion circuit carries out energy conversion on direct current input from the rectifying circuitto provide required current and voltage for LED particles. The LED driving circuit further comprises a bleeder circuit formed by connecting a resistor and a capacitor in series to provide additionalload current for a switch connected in series with the LED lamp which comprises the LED driving circuit to ensure normal conduction of the switch. The simple application circuit is used to solve the problem of compatibility between an acousto-optic inductive switch and a touch delay switch and the working LED lamp.
本发明提供了种LED驱动电路以及LED灯具,所述LED驱动电路包括整流电路和能量转换电路,其中,整流电路用于对输入交流电进行整流以向能量转换电路输出脉动直流电,能量转换电路对从整流电路输入的直流电进行能量转换从而向LED |
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