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Integral LED fluorescent lamp circuit

A LED fluorescent lamp, integrated technology, applied in the direction of light source, electric light source, electrical components, etc., can solve the problems of inconvenient installation, short life, low brightness, etc., and achieve the effect of beautiful overall structure and reliable performance

Inactive Publication Date: 2009-09-23
东莞市安特利电子有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the prior art, fluorescent lamps using LEDs are widely used, but their driving circuits have defects: the components are scattered on multiple circuit boards, inconvenient to install, low brightness, not environmentally friendly, high energy consumption, and short life

Method used

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  • Integral LED fluorescent lamp circuit

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Embodiment Construction

[0007] refer to figure 1 As shown, an integral LED fluorescent lamp circuit is provided, including a PCB circuit board, an input transformer circuit, a half bridge connected to the input connector and a filter circuit, and a transformer connected to the half bridge and the filter circuit are provided on the PCB circuit board And a voltage-stabilizing control circuit for stabilizing working electricity. The circuit passes through a half-bridge, filters, transforms, shields, and stabilizes the voltage; the AC220V voltage is changed to a DC3.5V voltage output.

[0008] The integrated LED fluorescent lamp circuit provided by the present invention has the following advantages: the half bridge, filter, voltage transformation, shielding, and voltage stabilization circuit are arranged on the same circuit board, and the AC220V voltage is changed to DC3.5V voltage to meet the requirements of the LED bulb. Current, voltage, luminous brightness, lumen coefficient and other system stabilit...

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Abstract

The invention discloses an integral LED fluorescent lamp circuit which comprises a PCB. The PCB is provided with an input transformer circuit, a half-bridge circuit, a filter circuit, a transformer and a constant voltage control circuit, wherein the half-bridge circuit and the filter circuit are connected with an input joint and the transformer, and the constant voltage control circuit is used for stabilizing the working electricity; and an AC voltage of 220V is converted into a DC voltage of 3.5V to be output by the half-bridge circuit, the filter circuit, the transformer, a screened circuit and the constant voltage control circuit which are all arranged on the same PCB so as to satisfy the symmetrical stability of LED lamps, such as currents, voltages, luminous flux, a flux factor, and the like, be normally used in a wide AC voltage ranging from 80V to 250V and turn to be a high-quality environment-friendly light source with high illumination, environmental protection, energy saving, long service life, small light decay and no stroboscopic effect. The invention has the advantages of attractive integral structure and reliable performance, thereby being an ideal product for replacing traditional fluorescent lamps.

Description

technical field [0001] The invention relates to a lighting device, in particular to an integrated LED fluorescent lamp circuit. Background technique [0002] In the prior art, fluorescent lamps using LEDs are widely used, but their driving circuits have defects: the components are scattered on multiple circuit boards, inconvenient to install, low in brightness, not environmentally friendly, high in energy consumption, and short in life. Contents of the invention [0003] The object of the present invention is to provide an integrated LED fluorescent lamp circuit, which has a simple structure, adopts an integrated structure, and is easy to install and use. [0004] An integral LED fluorescent lamp circuit is provided, including a PCB circuit board, characterized in that an input transformer circuit, a half bridge connected to an input connector, and a filter circuit are provided on the PCB circuit board, and are connected to the half bridge and the filter circuit The trans...

Claims

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Application Information

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IPC IPC(8): H05B41/295
Inventor 缪进游
Owner 东莞市安特利电子有限公司
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