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LED lighting control circuit with intelligent temperature control function and control method

A technology of LED lighting and intelligent control, which is applied in energy-saving control technology, lighting devices, lamp circuit layout, etc., can solve the problems that the temperature cannot be intelligently controlled, and achieve the effects of preventing sudden change, simple circuit structure, and low manufacturing cost

Active Publication Date: 2015-06-24
HENGDIAN GRP TOSPO LIGHTING
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The main purpose of the present invention is to overcome the shortcomings and deficiencies of the prior art, and provide an LED lighting control circuit with intelligent temperature control to solve the shortcomings of traditional LED lamps on the market that cannot intelligently control the temperature

Method used

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  • LED lighting control circuit with intelligent temperature control function and control method
  • LED lighting control circuit with intelligent temperature control function and control method
  • LED lighting control circuit with intelligent temperature control function and control method

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Experimental program
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Embodiment 1

[0032] Such as figure 1As shown, this embodiment is suitable for LED lighting devices with intelligent temperature control of LED modules and LED drivers, including a voltage stabilization control circuit 100, a reference voltage sampling circuit 101, a temperature signal amplification circuit 102, a temperature signal sampling circuit 103, and a temperature signal sampling operation Amplifying circuit 104, control signal output circuit 105, LED drive module and LED module 106, described reference voltage sampling circuit 101 provides the first working reference voltage for temperature signal sampling operational amplifier circuit 104; Described temperature signal sampling circuit 103 is coupled to reference The voltage sampling circuit 101 obtains the working temperature of the LED module or the LED driver module, and converts it into a second working reference voltage and provides it to the temperature signal amplifying circuit 102; the temperature signal amplifying circuit 1...

Embodiment 2

[0053] Such as figure 2 As shown, this embodiment is suitable for LED lighting devices with intelligent temperature control of LED modules and LED drivers, including a voltage stabilization control circuit 100, a reference voltage sampling circuit 101, a temperature signal amplification circuit 102, a temperature signal sampling circuit 103, and a temperature signal sampling operation Amplifying circuit 104, control signal output circuit 105, LED drive module and LED module 106, described reference voltage sampling circuit 101 provides the first working reference voltage for temperature signal sampling operational amplifier circuit 104; Described temperature signal sampling circuit 103 is coupled to reference The voltage sampling circuit 101 obtains the working temperature of the LED module or the LED driver module, and converts it into a second working reference voltage and provides it to the temperature signal amplifying circuit 102; the temperature signal amplifying circuit...

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Abstract

The invention discloses an LED lighting control circuit with an intelligent temperature control function and a control method. The LED lighting control circuit comprises a reference voltage sampling circuit, a temperature signal sampling circuit, a temperature signal amplification circuit, a temperature signal sampling operational amplifying circuit, a control signal output circuit, an LED driving module and an LED module. The reference voltage sampling circuit provides a first working reference voltage to the temperature signal sampling operational amplifying circuit; the temperature signal sampling circuit is coupled with the reference voltage sampling circuit and is used for acquiring the working temperature of the LED module or the LED driving module, converting the working temperature into a second working reference voltage and providing the second working reference voltage to the temperature signal amplification circuit; the temperature signal amplification circuit and the temperature signal sampling operational amplifying circuit are coupled to a node which is provided with a voltage potential. The LED lighting control circuit is low in production cost and meets the technological requirements of companies on mass production, and the defect that core components, including LED modules and LED drivers, of LED lamps on the market cannot control temperature intelligently is overcome.

Description

technical field [0001] The invention relates to the research field of LED control circuits, in particular to an LED lighting control circuit and a control method for intelligent temperature control. Background technique [0002] With the development of the global economy, the problems of resource shortage and environmental pollution have become more and more prominent. In order to alleviate the pressure on global energy and environmental protection, LED solid-state lighting technology has been introduced into the lighting field as a revolutionary technological innovation. The LED light source itself has the characteristics of high energy saving and environmental protection. As a new type of lighting source, LED not only brings new choices to the lighting market, but also opens up new fields of lighting applications. New light source lighting products are constantly being updated driven by innovative technologies, from incandescent lamps to energy-saving lamps, halogen lamps...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H05B37/02
CPCY02B20/40
Inventor 廖后彩陈欣平程琳琳吴海滨廖厚旺陈亮
Owner HENGDIAN GRP TOSPO LIGHTING