CN201774465U - Lightning protection power supply module for driving LED (light-emitting diode) and LED driving circuit - Google Patents
Lightning protection power supply module for driving LED (light-emitting diode) and LED driving circuit Download PDFInfo
- Publication number
- CN201774465U CN201774465U CN2010205132894U CN201020513289U CN201774465U CN 201774465 U CN201774465 U CN 201774465U CN 2010205132894 U CN2010205132894 U CN 2010205132894U CN 201020513289 U CN201020513289 U CN 201020513289U CN 201774465 U CN201774465 U CN 201774465U
- Authority
- CN
- China
- Prior art keywords
- lightning protection
- circuit
- led
- power module
- protection power
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a lightning protection power supply module for driving an LED (light-emitting diode), which comprises an alternating current power supply input end and a bridge type rectifier circuit linked with the alternating current power supply input end, wherein a common mode lightning protection circuit is linked between the alternating current input end and the bridge type rectifier circuit and comprises a grounded discharge tube; and an output end of the bridge type rectifier circuit is connected with a differential mode lightning protection circuit in series, which comprises an induction coil and a winding resistor connected with the induction coil in parallel. Due to the adoption of the same mode lightning protection circuit and differential mode lightning protection circuit, the lightning protection power supply module can effectively realize the lightning protection purpose, and an LED driving circuit constituted by the lightning protection power supply module can be widely used in various LED lighting products, such as street lamps, search lights or spot lamps and the like and provides a reliable and stable driving power supply for the LED lamps. The service life of the LED lighting products can be powerfully prolonged and the maintenance cost of the LED lighting products can be reduced by the popularization of the lightning protection power supply module.
Description
Technical field
The utility model relates to a kind of power module that has lightning protection function, more particularly is meant lightning protection power module and drive circuit thereof that a kind of LED of being used for drives.
Background technology
In the prior art, because LED has long service life, the characteristics that energy consumption is little have been widely used in lighting field at present, and various high-power LED luminous elements (LED lamp) are applied to various occasions.Yet LED is very high to the requirement of power supply, because the LED illuminating product is directly to utilize electricity network, be easy to be struck by lightning, as do not take perfect lightning protection measures, the electric current of surging that thunderbolt is produced is easy to whole drive circuit and LED luminous element are damaged, and burns out drive circuit and LED luminous element when serious.
Based on the defective of above-mentioned prior art, inventor's innovative design goes out lightning protection power module and the drive circuit thereof that a kind of LED of being used for drives.
The utility model content
The purpose of this utility model is that this lightning protection power module both can have been eliminated the common-mode signal of thunderbolt in order to overcome lightning protection power module and the drive circuit thereof that the deficiencies in the prior art provide a kind of LED of being used for to drive, and can also eliminate the difference mode signal that thunderbolt produces.
The technology contents that the utility model is used for the lightning protection power module of LED driving is: be used for the lightning protection power module that LED drives, comprise ac power input end and the bridge rectifier that connects with ac power input end, it is characterized in that being connected with the common mode lightning protection circuit between described ac input end and the bridge rectifier, described common mode lightning protection circuit comprises the discharge tube of ground connection; The output of described bridge rectifier is in series with the differential mode lightning protection circuit, and described differential mode lightning protection circuit comprises inductance coil and the wire resistor in parallel with inductance coil.
Its further technology contents is: be in series with two filter circuits between ac power input end and the bridge rectifier, described common mode lightning protection circuit is connected between two filter circuits.
Its further technology contents is: described common mode lightning protection circuit comprises the appearance resistance circuit that is used to absorb the thunder and lightning energy that connects with the discharge tube input, and the resistance that is provided with in the described appearance resistance circuit is piezo-resistance.
Its further technology contents is: described differential mode lightning-protection module also comprise connect with wire resistor just connect diode.
A kind of technology contents that is provided with the led drive circuit of lightning protection power module of the utility model is: a kind of led drive circuit that is provided with the lightning protection power module, its feature comprises each described lightning protection power module of claim 1 to 4, also comprises the DC/DC translation circuit that connects with the lightning protection power module, the resonant control circuit that connects with the control end of DC/DC translation circuit.
Its further technology contents is: also be provided with the PFC pre-regulating circuit between described lightning protection power module and the DC/DC translation circuit, also comprise the PFC control circuit that connects with PFC pre-regulating circuit, resonant control circuit.
Its further technology contents is: described PFC control circuit comprises L6561, L6562 or L6563 type integrated circuit (IC) chip.
Its further technology contents is: described resonant control circuit comprises L6599D, L6599DTR or L6599N type integrated circuit (IC) chip.
Its further technology contents is: the constant-current control circuit that the output of described DC/DC translation circuit is connected with several LED luminous elements and connects with the LED luminous element, described constant-current control circuit comprises sample resistance and the current-limiting resistance that the negative pole with the LED luminous element is cascaded, the other end ground connection of current-limiting resistance, the other end of sample resistance connects with the negative input end of the operational amplifier that is provided with.
Its further technology contents is: described operational amplifier is the integrated form operational amplifier.
The utility model beneficial effect compared with prior art is: lightning protection power module of the present utility model is owing to adopted the lightning protection circuit of common mode lightning protection and differential mode lightning protection, can realize the purpose of lightning protection effectively, the led drive circuit that constitutes by this lightning protection power module, can be widely used in various LED illuminating products, such as street lamp, searchlight or shot-light etc., for the LED lamp provides reliable stable again driving power.Of the present utility model applying the useful life that can effectively promote the LED illuminating product, the maintenance cost of reduction LED illuminating product.
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Description of drawings
Fig. 1 is a kind of circuit block diagram that is provided with the led drive circuit specific embodiment of lightning protection power module of the utility model;
Fig. 2 is a kind of circuit theory diagrams that are provided with the led drive circuit specific embodiment of lightning protection power module of the utility model.
Description of reference numerals
1 ac power input end, 2 bridge rectifiers
11 filter circuits, 12 filter circuits
3 common mode lightning protection circuits, 4 differential mode lightning protection circuits
5 DC/DC translation circuits, 6 resonant control circuits
7 PFC pre-regulating circuits, 8 PFC control circuits
9 constant-current control circuit S lightning protection power modules
Embodiment
In order to more fully understand technology contents of the present utility model, below in conjunction with specific embodiment the technical solution of the utility model is further introduced and explanation, but be not limited to this.
Shown in I part among Fig. 1 and Fig. 2 II part, the utility model is used for the lightning protection power module S that LED drives, comprise ac power input end 1 and the bridge rectifier 2 that connects with ac power input end 1, be connected with common mode lightning protection circuit 3 between ac input end 1 and the bridge rectifier 2, common mode lightning protection circuit 3 comprises the discharge tube RA1 of ground connection; The output of bridge rectifier 2 is in series with differential mode lightning protection circuit 4, and differential mode lightning protection circuit 4 comprises inductance coil L4 and the wire resistor RT3 (this wire resistor can also be in series with the diode D1 that just connecing) in parallel with inductance coil L4.Be in series with two filter circuits 11,12 between ac power input end 1 and the bridge rectifier 2, common mode lightning protection circuit 3 is connected between two filter circuits 11,12.Common mode lightning protection circuit 3 comprises the appearance resistance circuit CY1 and MOV3 and CY2 and the MOV2 that are used to absorb the thunder and lightning energy that connects with discharge tube RA1 input, and holding the resistance MOV2, the MOV3 that are provided with in the resistance circuit is piezo-resistance.
As among Fig. 1 and shown in Figure 2, a kind of led drive circuit that is provided with the lightning protection power module of the utility model, comprise the lightning protection power module S that says previously, also comprise the DC/DC translation circuit 5 that connects with the lightning protection power module, the resonant control circuit 6 that connects with the control end of DC/DC translation circuit 5.Also be provided with PFC pre-regulating circuit 7 between lightning protection power module and the DC/DC translation circuit 6, also comprise the PFC control circuit 8 that connects with PFC pre-regulating circuit 7, resonant control circuit 6.Wherein, PFC control circuit 8 comprises L6561, L6562 or L6563 type integrated circuit (IC) chip.Resonant control circuit 6 comprises L6599D, L6599DTR or L6599N type integrated circuit (IC) chip.The constant-current control circuit 9 that the output of DC/DC translation circuit 5 is connected with 8 LED luminous elements 51 and connects with LED luminous element 51, constant-current control circuit 9 comprises sample resistance (R77 to R84 as shown in Figure 2) and the current-limiting resistance (R24 as shown in Figure 2, R35, R36, R37, R53, R54, R66 and R67) that the negative pole with LED luminous element 51 is cascaded, the other end ground connection of current-limiting resistance, the other end of sample resistance connects with the negative input end of the operational amplifier that is provided with.In the present embodiment, what operational amplifier adopted is the constant current control that two integrated form operational amplifiers are used for eight LED luminous elements, and as the LM2902 cake core, this chip is provided with four operational amplifiers.
In sum, lightning protection power module of the present utility model is owing to adopted the lightning protection circuit of common mode lightning protection and differential mode lightning protection, can realize the purpose of lightning protection effectively, the led drive circuit that constitutes by this lightning protection power module, can be widely used in various LED illuminating products, such as street lamp, searchlight or shot-light etc., for the LED lamp provides reliable stable again driving power.Of the present utility model applying the useful life that can effectively promote the LED illuminating product, the maintenance cost of reduction LED illuminating product.
The above only further specifies technology contents of the present utility model with embodiment; so that the reader is more readily understood; but do not represent execution mode of the present utility model to only limit to this, any technology of doing according to the utility model is extended or recreation, all is subjected to protection of the present utility model.
Claims (10)
1. be used for the lightning protection power module that LED drives, comprise ac power input end and the bridge rectifier that connects with ac power input end, it is characterized in that being connected with the common mode lightning protection circuit between described ac input end and the bridge rectifier, described common mode lightning protection circuit comprises the discharge tube of ground connection; The output of described bridge rectifier is in series with the differential mode lightning protection circuit, and described differential mode lightning protection circuit comprises inductance coil and the wire resistor in parallel with inductance coil.
2. the lightning protection power module that is used for the LED driving according to claim 1 is characterized in that being in series with between described ac power input end and the bridge rectifier two filter circuits, and described common mode lightning protection circuit is connected between two filter circuits.
3. the lightning protection power module that is used for the LED driving according to claim 2, it is characterized in that described common mode lightning protection circuit comprises the appearance resistance circuit that is used to absorb the thunder and lightning energy that connects with the discharge tube input, the resistance that is provided with in the described appearance resistance circuit is piezo-resistance.
4. according to claim 3ly be used for the lightning protection power module that LED drives, its material levy be described differential mode lightning-protection module also comprise connect with wire resistor just connect diode.
5. led drive circuit that is provided with the lightning protection power module, its feature comprises each described lightning protection power module of claim 1 to 4, also comprises the DC/DC translation circuit that connects with the lightning protection power module, the resonant control circuit that connects with the control end of DC/DC translation circuit.
6. the led drive circuit that is provided with the lightning protection power module according to claim 5 is characterized in that also being provided with the PFC pre-regulating circuit between described lightning protection power module and the DC/DC translation circuit, also comprises the PFC control circuit that connects with PFC pre-regulating circuit, resonant control circuit.
7. the led drive circuit that is provided with the lightning protection power module according to claim 6 is characterized in that described PFC control circuit comprises L6561, L6562 or L6563 type integrated circuit (IC) chip.
8. the led drive circuit that is provided with the lightning protection power module according to claim 7 is characterized in that described resonant control circuit comprises L6599D, L6599DTR or L6599N type integrated circuit (IC) chip.
9. the led drive circuit that is provided with the lightning protection power module according to claim 8, it is characterized in that the constant-current control circuit that the output of described DC/DC translation circuit is connected with several LED luminous elements and connects with the LED luminous element, described constant-current control circuit comprises sample resistance and the current-limiting resistance that the negative pole with the LED luminous element is cascaded, the other end ground connection of current-limiting resistance, the other end of sample resistance connects with the negative input end of the operational amplifier that is provided with.
10. the led drive circuit that is provided with the lightning protection power module according to claim 9 is characterized in that described operational amplifier is the integrated form operational amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205132894U CN201774465U (en) | 2010-08-31 | 2010-08-31 | Lightning protection power supply module for driving LED (light-emitting diode) and LED driving circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205132894U CN201774465U (en) | 2010-08-31 | 2010-08-31 | Lightning protection power supply module for driving LED (light-emitting diode) and LED driving circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201774465U true CN201774465U (en) | 2011-03-23 |
Family
ID=43754303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205132894U Expired - Fee Related CN201774465U (en) | 2010-08-31 | 2010-08-31 | Lightning protection power supply module for driving LED (light-emitting diode) and LED driving circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201774465U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103781219A (en) * | 2012-10-18 | 2014-05-07 | 北京七彩亮点环能技术股份有限公司 | GPS time service multichannel multi-point time control variable light temperature control constant current module |
| EP3460978A1 (en) * | 2017-09-26 | 2019-03-27 | Bender GmbH & Co. KG | Dc-dc converter and electrical circuit arrangement for input circuit protection of a dc-dc converter |
-
2010
- 2010-08-31 CN CN2010205132894U patent/CN201774465U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103781219A (en) * | 2012-10-18 | 2014-05-07 | 北京七彩亮点环能技术股份有限公司 | GPS time service multichannel multi-point time control variable light temperature control constant current module |
| CN103781219B (en) * | 2012-10-18 | 2016-01-20 | 北京七彩亮点环能技术股份有限公司 | GPS time service multichannel multi-point time control variable light temperature control constant current module |
| EP3460978A1 (en) * | 2017-09-26 | 2019-03-27 | Bender GmbH & Co. KG | Dc-dc converter and electrical circuit arrangement for input circuit protection of a dc-dc converter |
| CN109560696A (en) * | 2017-09-26 | 2019-04-02 | 本德尔有限两合公司 | The circuit device and Switching Power Supply of input protection circuit for Switching Power Supply |
| US10622884B2 (en) | 2017-09-26 | 2020-04-14 | Bender Gmbh & Co. Kg | Electric circuit arrangement for the input protection circuit of a switching power supply and a switching power supply |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101621871B (en) | New type high-power LED driving power source | |
| CN202503747U (en) | Drive circuit of LED street lamp power supply | |
| CN103220856B (en) | Self-adapting light emitting diode (LED) driving power circuit | |
| CN202231926U (en) | High-power LED street lamp control circuit and street lamp | |
| CN204104169U (en) | A kind of high-power LED drive circuit | |
| CN202077247U (en) | Illumination drive power supply for Light-emitting diode (LED) streetlamp | |
| CN201774465U (en) | Lightning protection power supply module for driving LED (light-emitting diode) and LED driving circuit | |
| CN201608948U (en) | High-voltage DC LED street lamp power supply system and street lamp | |
| CN201910958U (en) | Multi-channel constant-current light emitting diode (LED) lamp drive circuit | |
| CN201887987U (en) | Alternating-current and direct-current dual-purpose LED lighting circuit | |
| CN203734880U (en) | High voltage integration AC LED multistage linear drive device | |
| CN201262375Y (en) | Energy-saving circuit apparatus of LED illumination device | |
| CN201821545U (en) | Resonance control circuit for LED driving and LED driving circuit | |
| CN201034274Y (en) | Two-grade voltage regulating LED desk lamp | |
| CN204131769U (en) | Export stable constant current LED power supplies | |
| CN203387719U (en) | LED driver used for illumination | |
| CN201450629U (en) | Novel high-power LED driving power | |
| CN101616519A (en) | Constant-voltage LED illumination circuit | |
| CN201601859U (en) | Non-isolated LED driving circuit | |
| CN204291482U (en) | A kind of great power LED is without stroboscopic driving power | |
| CN201238412Y (en) | Driving circuit of LED illumination device | |
| CN205812437U (en) | The resistance current-limiting drive circuit that high frequency and high voltage sine waveform power supply is powered | |
| CN201830507U (en) | Multi-channel constant-current driving circuit for light emitting diode (LED) | |
| CN204836727U (en) | Energy -conserving LED lamp control circuit | |
| CN202077229U (en) | Driving circuit for LED lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN DOKOCOM ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHENZHEN VIRTUE POWER TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 B3 building, 3 industrial zone, new street and neighborhood committee, Fuyong, Shenzhen, Baoan District, Guangdong Patentee after: SHENZHEN DOKOCOM ENERGY TECHNOLOGY CO., LTD. Address before: 518000 B3 building, 3 industrial zone, new street and neighborhood committee, Fuyong, Shenzhen, Baoan District, Guangdong Patentee before: Shenzhen Virtue Power Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20190831 |