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Special control circuit for LEDs

An LED lamp and circuit technology, applied in the field of circuits, can solve the problems of complex structure of multi-lamp single-control circuit, and achieve the effect of low power consumption and low power consumption

Inactive Publication Date: 2012-06-13
SUZHOU HEXINMEI ELECTRONICS SCI & TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] With the popularization of LED lamps, the structural practicability of the special control circuit of LED lamps is also a key point in this technical field; The circuit structure of single control is more complicated

Method used

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  • Special control circuit for LEDs
  • Special control circuit for LEDs

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Embodiment Construction

[0023] combine figure 1 As shown, a special control circuit for LED lights is composed of a power supply, two chips, two resistors, three capacitors, two light-emitting diodes, an inductor and a switch.

[0024] The pin 2 of the control chip IC1 is connected in series with the first light-emitting diode LED1 and the first resistor R1, and then connected to the second voltage input terminal VCC2;

[0025] Pin 5 of the control chip IC1 is connected to the first voltage input terminal VCC1, and a power supply BAT, a first capacitor C1 and a first electrolytic capacitor E1 are connected in parallel between pin 5 and pin 4;

[0026] Pin 4 of the control chip IC1 and pin 4 of the boost chip IC2 are connected in parallel, and a switch SW is connected in series between pin 4 of the lifting chip IC2 and pin 7 of the control chip IC1;

[0027] Pin 1 of the lifting chip IC2 is connected to pin 2 of the control chip IC1;

[0028] The 5-pin of the lifting chip IC2 is connected in series...

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Abstract

The invention discloses a special control circuit for LEDs, which consists of a power source, two chips, two resistors, three capacitors, two light emitting diodes, a transformer and a switch. A pin 2 of a control chip is connected with the first light emitting diode and the first resistor serially and is then connected to a second voltage input end, a pin 5 of the control chip is connected with a first voltage input end, the power source, the first capacitor and a first electrolytic capacitor are connected between the pin 5 and a pin 4 of the control chip in parallel, the pin 4 of the control chip is connected with a pin 4 of a boosting chip, the switch is serially connected between the pin 4 of the boosting chip and a pin 7 of the control chip, a pin 1 of the boosting chip is connected with a pin 2 of the control chip in parallel, a pin 5 of the boosting chip is connected to a third voltage input end after being connected with the transformer, and a second electrolytic capacitor is connected between the pin 2 and the pin 4 of the boosting chip serially. The special control circuit for LEDs controls the two LEDs by one switch and has the advantages of low power consumption and electricity consumption and the like.

Description

technical field [0001] The invention relates to the field of circuits, in particular to a special control circuit for LED lamps. [0002] Background technique [0003] With the popularization of LED lamps, the structural practicability of the special control circuit of LED lamps is also a key point in this technical field; The circuit structure of single control is more complicated. [0004] Contents of the invention [0005] In order to overcome the deficiencies in the prior art, the present invention provides a dedicated control circuit for LED lamps, which achieves the purpose of single-controlling multiple lamps with a simple and stable structure. [0006] In order to achieve the above-mentioned purpose of the invention, the technical scheme adopted in the present invention is: [0007] A special control circuit for LED lights, consisting of a power supply, two chips, two resistors, three capacitors, two light-emitting diodes, an inductor and a switch, [0008] P...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H05B37/02
Inventor 胡国良魏王江
Owner SUZHOU HEXINMEI ELECTRONICS SCI & TECH CO LTD
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