Multi-color-temperature integrated LED drive circuit and LED lamp

Multi-color-temperature integrated LED drive circuit and LED lamp

The invention provides a multi-color-temperature integrated LED drive circuit and an LED luminaire, the drive circuit comprises a switching power supply circuit, at least two paths of LED lamp groups with different color temperatures and an MCU, the input end of the switching power supply circuit is...

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Hauptverfasser: CHEN XUN, LI XIA, WENG ZHANGXUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
ELECTRIC HEATING
ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
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creator CHEN XUN
LI XIA
WENG ZHANGXUN
description The invention provides a multi-color-temperature integrated LED drive circuit and an LED luminaire, the drive circuit comprises a switching power supply circuit, at least two paths of LED lamp groups with different color temperatures and an MCU, the input end of the switching power supply circuit is used for connecting an external power supply, the output end of the switching power supply circuit is connected in parallel with the at least two paths of LED lamp groups, and the output end of the switching power supply circuit is connected in parallel with the MCU. The signal input end of the MCU is connected to the output end of multimedia equipment, the signal output end of the MCU is connected with the switching power supply circuit, and the MCU is configured to drive the switching power supply circuit to be conducted with one LED lamp group according to a signal output by the output end of the multimedia equipment in a working state so as to emit light with corresponding color temperature. According to the i
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subjects ELECTRIC HEATING
ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
title Multi-color-temperature integrated LED drive circuit and LED lamp
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