CN206629309U - A kind of tandem copper wire lamp string drive circuit - Google Patents
A kind of tandem copper wire lamp string drive circuit Download PDFInfo
- Publication number
- CN206629309U CN206629309U CN201720414408.2U CN201720414408U CN206629309U CN 206629309 U CN206629309 U CN 206629309U CN 201720414408 U CN201720414408 U CN 201720414408U CN 206629309 U CN206629309 U CN 206629309U
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- resistance
- electric capacity
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- rectifier bridge
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- 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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a kind of tandem copper wire lamp string drive circuit,Including rectifier bridge DB1,Electric capacity C1,Resistance R1 and chip IC 1,Described two inputs of rectifier bridge DB1 connect the zero line and live wire of electric main respectively,Mono- output end of rectifier bridge DB1 connects electric capacity C1 respectively,Resistance R1,Electric capacity C2,Resistance R3 and transformer T1 primary coils one end,The transformer T1 primary coils other end connects diode D5 positive poles respectively,The pin 5 of chip IC 1 and the pin 6 of chip IC 1,Diode D5 negative poles connect the electric capacity C2 other ends and the resistance R3 other ends respectively,The pin 1 of chip IC 1 connects resistance R6 and resistance R7 respectively,The pin 2 of chip IC 1 connects the resistance R6 other ends respectively,The resistance R7 other ends,Electric capacity C3,Electric capacity C4,The electric capacity C1 other ends and another output end of rectifier bridge DB1 are simultaneously grounded.The utility model uses TP8207/SOP8L, and can infinitely connect LED, practical.
Description
Technical field
A kind of drive circuit is the utility model is related to, specifically a kind of tandem copper wire lamp string drive circuit.
Background technology
Light emitting diode (Light Emitting Diode, LED) is so that its brightness is high, low in energy consumption, long lifespan exists at present
The ratio that in the market substitutes conventional light source increases substantially, but the existing lamp string with MCU driving, more because of integrated circuit
It is close in 5V low pressure that (integrated circuit, IC) is pressure-resistant, and can not be worked under high pressure such as 24V voltage supplieds, because
This more lamp string design taken parallel way to connect with 5V power supplies, long range can not be realized.
Utility model content
The purpose of this utility model is to provide a kind of tandem copper wire lamp string drive circuit, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides following technical scheme：
A kind of tandem copper wire lamp string drive circuit, including rectifier bridge DB1, electric capacity C1, resistance R1 and chip IC 1, it is described
Two inputs of rectifier bridge DB1 connect the zero line and live wire of electric main respectively, and mono- output end of rectifier bridge DB1 connects electricity respectively
Hold C1, resistance R1, electric capacity C2, resistance R3 and transformer T1 primary coils one end, the transformer T1 primary coil other ends respectively to connect
Connect diode D5 positive poles, the pin 5 of chip IC 1 and the pin 6 of chip IC 1, diode D5 negative poles connect respectively the electric capacity C2 other ends and
The resistance R3 other ends, the pin 1 of chip IC 1 connect resistance R6 and resistance R7 respectively, and the pin 2 of chip IC 1 connects resistance respectively
The R6 other ends, the resistance R7 other ends, electric capacity C3, electric capacity C4, the electric capacity C1 other ends and another output end of rectifier bridge DB1 simultaneously connect
Ground, electric capacity C4 other ends connection resistance R2, the resistance R2 other ends connection resistance R1 other ends, the transformer T1 secondary coils one
End connection diode D7 positive poles, diode D7 negative poles connect electric capacity C5 positive poles, resistance R5 and LED string positive pole, electric capacity C5 respectively
The other end connects the resistance R5 other ends, the transformer T1 secondary coils other end and LED string negative pole respectively.
As the utility model further scheme：The chip IC 1 uses TP8207/SOP8L.
Compared with prior art, the beneficial effects of the utility model are：The utility model uses TP8207/SOP8L, can nothing
Series LED lamp is limited, it is practical.
Brief description of the drawings
Fig. 1 is the circuit diagram of tandem copper wire lamp string drive circuit.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of tandem copper wire lamp string drive circuit, including rectifier bridge
DB1, electric capacity C1, resistance R1 and chip IC 1, described two inputs of rectifier bridge DB1 connect the zero line and fire of electric main respectively
Line, mono- output end of rectifier bridge DB1 connect electric capacity C1, resistance R1, electric capacity C2, resistance R3 and transformer T1 primary coils one respectively
End, the transformer T1 primary coils other end connect diode D5 positive poles, the pin 5 of chip IC 1 and the pin 6 of chip IC 1, two poles respectively
Pipe D5 negative poles connect the electric capacity C2 other ends and the resistance R3 other ends respectively, and the pin 1 of chip IC 1 connects resistance R6 and electricity respectively
R7 is hindered, the pin 2 of chip IC 1 connects the resistance R6 other ends, the resistance R7 other ends, electric capacity C3, electric capacity C4, the electric capacity C1 other ends respectively
With another output end of rectifier bridge DB1 and be grounded, electric capacity C4 other ends connection resistance R2, resistance R2 other ends connection resistance R1 is another
One end, described transformer T1 secondary coils one end connect diode D7 positive poles, diode D7 negative poles connect respectively electric capacity C5 positive poles,
Resistance R5 and LED string positive pole, the electric capacity C5 other ends connect respectively the resistance R5 other ends, the transformer T1 secondary coils other end and
LED string negative pole.
The chip IC 1 uses TP8207/SOP8L.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (2)
1. a kind of tandem copper wire lamp string drive circuit, including rectifier bridge DB1, electric capacity C1, resistance R1 and chip IC 1, its feature
It is, described two inputs of rectifier bridge DB1 connect the zero line and live wire of electric main, mono- output end of rectifier bridge DB1 respectively
It is another that electric capacity C1, resistance R1, electric capacity C2, resistance R3 and transformer T1 primary coils one end, transformer T1 primary coils are connected respectively
One end connects diode D5 positive poles, the pin 5 of chip IC 1 and the pin 6 of chip IC 1, diode D5 negative poles and connects electric capacity respectively respectively
The C2 other ends and the resistance R3 other ends, the pin 1 of chip IC 1 connect resistance R6 and resistance R7 respectively, and the pin 2 of chip IC 1 divides
Not Lian Jie the resistance R6 other ends, the resistance R7 other ends, electric capacity C3, electric capacity C4, the electric capacity C1 other ends and rectifier bridge DB1 another is defeated
Go out to hold and be grounded, electric capacity C4 other ends connection resistance R2, the resistance R2 other ends connection resistance R1 other ends, transformer T1 times
Level coil one end connection diode D7 positive poles, diode D7 negative poles are connecting electric capacity C5 positive poles, resistance R5 and LED string just respectively
Pole, the electric capacity C5 other ends connect the resistance R5 other ends, the transformer T1 secondary coils other end and LED string negative pole respectively.
2. tandem copper wire lamp string drive circuit according to claim 1, it is characterised in that the chip IC 1 uses
TP8207/SOP8L。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720414408.2U CN206629309U (en) | 2017-04-19 | 2017-04-19 | A kind of tandem copper wire lamp string drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720414408.2U CN206629309U (en) | 2017-04-19 | 2017-04-19 | A kind of tandem copper wire lamp string drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206629309U true CN206629309U (en) | 2017-11-10 |
Family
ID=60205205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720414408.2U Expired - Fee Related CN206629309U (en) | 2017-04-19 | 2017-04-19 | A kind of tandem copper wire lamp string drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206629309U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108112120A (en) * | 2017-12-16 | 2018-06-01 | 无锡昌至盛机械制造有限公司 | A kind of high-voltage high-speed start-up circuit of low-power consumption |
-
2017
- 2017-04-19 CN CN201720414408.2U patent/CN206629309U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108112120A (en) * | 2017-12-16 | 2018-06-01 | 无锡昌至盛机械制造有限公司 | A kind of high-voltage high-speed start-up circuit of low-power consumption |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171110 Termination date: 20200419 |
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| CF01 | Termination of patent right due to non-payment of annual fee |