CN103327671A - PCB of LED lamp - Google Patents
PCB of LED lamp Download PDFInfo
- Publication number
- CN103327671A CN103327671A CN2012100723228A CN201210072322A CN103327671A CN 103327671 A CN103327671 A CN 103327671A CN 2012100723228 A CN2012100723228 A CN 2012100723228A CN 201210072322 A CN201210072322 A CN 201210072322A CN 103327671 A CN103327671 A CN 103327671A
- Authority
- CN
- China
- Prior art keywords
- led lamp
- control circuit
- circuit
- driving power
- pcb
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000004065 semiconductor Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 4
- 210000001367 artery Anatomy 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10106—Light emitting diode [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10151—Sensor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10431—Details of mounted components
- H05K2201/10507—Involving several components
- H05K2201/10522—Adjacent components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/16—Inspection; Monitoring; Aligning
- H05K2203/165—Stabilizing, e.g. temperature stabilization
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Led Device Packages (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to the field of illuminating lamps, in particular to a PCB of an LED lamp. The PCB of the LED lamp comprises a driving power circuit, a control circuit and the LED lamp, wherein the electronic components of the driving power circuit, the electronic components of the control circuit and the electronic components of the LED lamp are arranged on an identical substrate. The electronic components of the driving power circuit, the electronic components of the control circuit and the electronic components of the LED lamp are all patch electronic components, and the electronic components of the driving power circuit and the electronic components of the control circuit are distributed on the unoccupied part around the LED lamp. The PCB of the LED lamp further comprises a temperature monitor circuit which is in signal connection with the control circuit, and the temperature detecting elements of the temperature monitor circuit are arranged near to the logical operation CPU of the control circuit. According to the PCB of the LED lamp, the driving power circuit, the control circuit and the LED lamp are manufactured on the identical substrate, manufacturing cost is low, the manufacturing process is simple, and stability is good.
Description
Technical field
The present invention relates to field of illuminating lamps, relate in particular to a kind of PCB circuit board of LED light fixture.
Background technology
The circuit of prior art high-power LED lamp comprises driving power circuit, control circuit and LED lamp.Because the heating of the LED lamp of high-power LED lamp is larger, stable in order to ensure the each several part circuit working, the prior art high-power LED lamp is made into respectively driving power circuit plate, control circuit board and LED lamp plate with driving power circuit, control circuit and LED lamp, independently realizes that by winding displacement signal connects between the circuit board for three.
Driving power circuit such as the disclosed LED lamp driving power circuit of CN101801133 Chinese patent, comprises driving chip, current sense resistor, the 4th resistance, the 5th resistance, potentiometer and metal-oxide-semiconductor.Drive chip and comprise RL pin, CS pin and GATE pin, metal-oxide-semiconductor comprises grid, source electrode and drain electrode, the RL pin that drives chip is connected with potentiometer, the CS pin that drives chip is connected with the 5th resistance, the GATE pin that drives chip is connected with the grid of metal-oxide-semiconductor, the source electrode of metal-oxide-semiconductor is connected with the 5th resistance, current sense resistor, and the 4th resistance is connected with the driving chip.
Control circuit such as the disclosed high-power LED lamp control circuit of CN101588661 Chinese patent, comprises ac voltage rectifier filter circuit, switch transforming circuit, arteries and veins modified tone control circuit processed, feedback control circuit, secondary current rectifying and wave filtering circuit.
Such as the disclosed a kind of high-powered LED lamp of CN101270868 Chinese patent, comprise lamp housing, power control circuit and the great power LED lamp body that is electrically connected with it, the great power LED lamp body is comprised of substrate and the LED light-emitting diode that is located on the substrate, the opening of lamp housing is provided with the printing opacity light cover, be provided with heat-dissipating aluminium plate between lamp housing and the printing opacity light cover, substrate contacts with heat-dissipating aluminium plate, lamp housing is provided with the fan that blows to heat-dissipating aluminium plate, printing opacity light cover front is provided with reflection shield, the bottom of reflection shield is provided with the hole, the LED light-emitting diode stretches in the reflection shield along the hole, and the limit, hole of reflection shield acts on it is crimped on the heat-dissipating aluminium plate.The control circuit board that described power control circuit is made with the substrate of great power LED lamp body, is two separate circuit boards.
The circuit production of prior art high-power LED lamp becomes driving power circuit plate, control circuit board and three circuit boards of LED lamp plate, causes on the LED lamp plate very emptyly, and the substrate utilance is low; Driving power circuit plate, control circuit board is independent, increased again pcb board, packaging technology is complicated, increases cost, and waste sheet material, printing ink have increased the structure space of light fixture, increase cost and freight; Connection winding displacement between each circuit board is aging, wearing and tearing easily, have increased lamp failure, unsafe factor.
Summary of the invention
For problems of the prior art, the object of the present invention is to provide a kind of PCB circuit board of LED light fixture, driving power circuit, control circuit and LED lamp are produced on the same substrate, cost of manufacture is low, and manufacture craft is simple, good stability.
To achieve these goals, the invention provides following technical scheme:
The PCB circuit board of a kind of LED light fixture of the present invention comprises that electronic component arranges at driving power circuit, control circuit and the LED lamp of same substrate.The electronic component of driving power circuit, control circuit and LED lamp is the paster electronic component, and the electronic component of driving power circuit and control circuit is distributed in the idle component around the LED lamp.Also comprise temperature monitoring circuit, be connected with the control circuit signal, its detector unit is located near the logical operation CPU of control circuit in 10 millimeters of the distances.
Described driving power circuit comprises the LED constant-current driven module, keeps the operating current of light fixture constant.
Described control circuit comprises single-chip minimum system, infrared receiving module, DMX signal processing module.
Preferably, also comprise cooling device with the substrate physical abutment.
The PCB circuit board of LED light fixture of the present invention is produced on driving power circuit, control circuit and LED lamp on the same substrate, and cost of manufacture is low, and manufacture craft is simple, good stability; By temperature monitoring circuit the environment of circuit board work is monitored, ensured the steady operation of circuit board.
Description of drawings
Fig. 1 is the structural representation of PCB circuit board of the present invention;
Fig. 2 is the circuit theory diagrams of PCB circuit board of the present invention.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment technical solution of the present invention is further specified, is not considered as limiting the scope of the invention:
As shown in Figure 1, the PCB circuit board of a kind of LED light fixture of the present invention comprises a substrate 01, and several LED lamp 02 pasters are distributed on the substrate 01, and other SMD electronic components of circuit are arranged in the idle component around the LED lamp 02.
As shown in Figure 2, the PCB circuit board of a kind of LED light fixture of the present invention comprises that electronic component arranges at driving power circuit, control circuit and the LED lamp of same substrate, also comprises the cooling device with the substrate physical abutment.The electronic component of driving power circuit, control circuit and LED lamp is the paster electronic component, and the electronic component of driving power circuit and control circuit is distributed in the idle component around the LED lamp.Also comprise temperature monitoring circuit, be connected with the control circuit signal, its detector unit is located near the logical operation CPU of control circuit in 10 millimeters of the distances.
Described driving power circuit input is electrically connected with the city, and it comprises driving chip, current sense resistor, the 4th resistance, the 5th resistance, potentiometer and metal-oxide-semiconductor; Also comprise the LED constant-current driven module, be used for keeping the operating current of light fixture constant.
Described control circuit comprises ac voltage rectifier filter circuit, switch transforming circuit, arteries and veins modified tone control circuit processed, feedback control circuit, secondary current rectifying and wave filtering circuit; Also comprise single-chip minimum system, infrared receiving module, DMX signal processing module.The disclosed system and device that receives DMX signal or major-minor machine signal based on DMX agreement control light fixture of DMX signal processing module such as CN202121836 Chinese patent.
The operation principle of the PCB circuit board of a kind of LED light fixture of the present invention is: driving power circuit is converted into civil power the operating voltage of control circuit, cooling device and LED lamp, and ensures the stable of current/voltage.Control circuit plays the effect of the whole PCB circuit board of logic control work.The ambient temperature of temperature monitoring circuit Real Time Monitoring PCB circuit board, and with data report to control circuit; Control circuit is regulated the power output of LED lamp and cooling device, and the ambient temperature of PCB circuit board is remained on optimal operating state.
Claims (4)
1. the PCB circuit board of a LED light fixture is characterized in that: comprise that electronic component arranges at driving power circuit, control circuit and the LED lamp of same substrate;
The electronic component of driving power circuit, control circuit and LED lamp is the paster electronic component, and the electronic component of driving power circuit and control circuit is distributed in the idle component around the LED lamp;
Also comprise temperature monitoring circuit, be connected with the control circuit signal, its detector unit is located near the logical operation CPU of control circuit.
2. the PCB circuit board of a kind of LED light fixture as claimed in claim 1 is characterized in that: described driving power circuit, comprise the LED constant-current driven module, and keep the operating current of light fixture constant.
3. the PCB circuit board of a kind of LED light fixture as claimed in claim 1, it is characterized in that: described control circuit comprises single-chip minimum system, infrared receiving module, DMX signal processing module.
4. the PCB circuit board of a kind of LED light fixture as claimed in claim 1 is characterized in that: also comprise the cooling device with the substrate physical abutment.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100723228A CN103327671A (en) | 2012-03-19 | 2012-03-19 | PCB of LED lamp |
| PCT/CN2012/000816 WO2013138958A1 (en) | 2012-03-19 | 2012-06-13 | Pcb of led lighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100723228A CN103327671A (en) | 2012-03-19 | 2012-03-19 | PCB of LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103327671A true CN103327671A (en) | 2013-09-25 |
Family
ID=49196115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100723228A Pending CN103327671A (en) | 2012-03-19 | 2012-03-19 | PCB of LED lamp |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103327671A (en) |
| WO (1) | WO2013138958A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019002008A1 (en) * | 2017-06-26 | 2019-01-03 | Siemens Aktiengesellschaft | Electric assembly and method for controlling an electric assembly |
| CN109413799A (en) * | 2018-11-02 | 2019-03-01 | 华域视觉科技(上海)有限公司 | A kind of pcb board layout system suitable for LED lamp for vehicles |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101196276A (en) * | 2007-09-21 | 2008-06-11 | 广州市雅江光电设备有限公司 | Program controlled mixed color LED light projector |
| CN201134957Y (en) * | 2007-12-07 | 2008-10-15 | 讯凯国际股份有限公司 | LED lighting device and lighting module with same |
| CN101322438A (en) * | 2005-12-06 | 2008-12-10 | 恩飞斯有限公司 | Improved LED Array |
| CN201496907U (en) * | 2009-08-27 | 2010-06-02 | 广东恒顺康电子科技股份有限公司 | LED street lamp with intelligent temperature control circuit |
| CN201621658U (en) * | 2009-12-03 | 2010-11-03 | 宜准科技股份有限公司 | Temperature control and regulation device |
| CN101877350A (en) * | 2010-04-20 | 2010-11-03 | 蒋伟东 | Integrated chip unit |
| CN201804865U (en) * | 2010-09-01 | 2011-04-20 | 杨东佐 | LED integrated structure with cooling device |
| CN102427636A (en) * | 2011-09-14 | 2012-04-25 | 龙腾照明集团有限公司 | LED circuit control system |
| CN202488845U (en) * | 2012-03-19 | 2012-10-10 | 黄如今 | A PCB circuit board of an LED lamp |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101173757A (en) * | 2007-09-25 | 2008-05-07 | 东莞勤上光电股份有限公司 | Overheat protection method for LED street lamp |
| CN101270868A (en) * | 2008-05-13 | 2008-09-24 | 陈志雄 | High-power LED lamp |
| CN201267032Y (en) * | 2008-10-10 | 2009-07-01 | 上海欧切斯实业有限公司 | LED constant voltage drive decoder |
| CN102088808B (en) * | 2010-11-30 | 2013-06-05 | 南京微盟电子有限公司 | Contact current LED driving circuit of snap switch |
-
2012
- 2012-03-19 CN CN2012100723228A patent/CN103327671A/en active Pending
- 2012-06-13 WO PCT/CN2012/000816 patent/WO2013138958A1/en active Application Filing
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101322438A (en) * | 2005-12-06 | 2008-12-10 | 恩飞斯有限公司 | Improved LED Array |
| CN101196276A (en) * | 2007-09-21 | 2008-06-11 | 广州市雅江光电设备有限公司 | Program controlled mixed color LED light projector |
| CN201134957Y (en) * | 2007-12-07 | 2008-10-15 | 讯凯国际股份有限公司 | LED lighting device and lighting module with same |
| CN201496907U (en) * | 2009-08-27 | 2010-06-02 | 广东恒顺康电子科技股份有限公司 | LED street lamp with intelligent temperature control circuit |
| CN201621658U (en) * | 2009-12-03 | 2010-11-03 | 宜准科技股份有限公司 | Temperature control and regulation device |
| CN101877350A (en) * | 2010-04-20 | 2010-11-03 | 蒋伟东 | Integrated chip unit |
| CN201804865U (en) * | 2010-09-01 | 2011-04-20 | 杨东佐 | LED integrated structure with cooling device |
| CN102427636A (en) * | 2011-09-14 | 2012-04-25 | 龙腾照明集团有限公司 | LED circuit control system |
| CN202488845U (en) * | 2012-03-19 | 2012-10-10 | 黄如今 | A PCB circuit board of an LED lamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019002008A1 (en) * | 2017-06-26 | 2019-01-03 | Siemens Aktiengesellschaft | Electric assembly and method for controlling an electric assembly |
| CN109413799A (en) * | 2018-11-02 | 2019-03-01 | 华域视觉科技(上海)有限公司 | A kind of pcb board layout system suitable for LED lamp for vehicles |
| CN109413799B (en) * | 2018-11-02 | 2024-04-02 | 华域视觉科技(上海)有限公司 | PCB layout system suitable for automobile LED lamps and lanterns |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013138958A1 (en) | 2013-09-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130925 |