CN203691683U - Adjustable three-color strip small night lamp LED lamp - Google Patents
Adjustable three-color strip small night lamp LED lamp Download PDFInfo
- Publication number
- CN203691683U CN203691683U CN201320779630.4U CN201320779630U CN203691683U CN 203691683 U CN203691683 U CN 203691683U CN 201320779630 U CN201320779630 U CN 201320779630U CN 203691683 U CN203691683 U CN 203691683U
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- microprocessor
- led
- current source
- negative electrode
- output
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Abstract
The utility model provides an adjustable three-color strip small night lamp LED lamp. A positive output end of a constant current source is connected with an input end of a microprocessor. A first output end of the microprocessor is connected with a positive pole of the small night lamp, and a negative pole of the small night lamp is connected with a negative output end of the constant current source. A second output end of the microprocessor is connected with a G pole of an MOS tube Q1, and a third output end of the microprocessor is connected with a G pole of an MOS tube Q2, and in addition, the negative pole of the MOS tube Q1 and the negative pole of the MOS tube Q2 are connected with the negative output end of the constant current source. The positive pole of the MOS tube Q1 is connected with a negative pole of an LED D3, and the positive pole of the MOS tube Q2 is connected with a negative pole of an LED D 4, and in addition, the positive pole of the LED D3 and the positive pole of the LED D4 are connected with the positive output end of the constant current source. The adjustable three-color strip small night lamp LED lamp is advantageous in that the expected light effect can be realized simply by the time difference between the turning on and the turning off the lamp according to the requirements, and no extra switch control members are required, and the automatic control of the color temperature can be realized immediately; the number of elements is small, and the current capacity is large.
Description
Technical field
The utility model relates to LED circuit for lamp.
Background technology
For normal domestic use illuminating LED lamp, existing scheme is substantially all to decorate with illumination for view brightening, and existing structure needs adjusting pulsewidth pwm circuit or block switch IC, controls triode control two paths of LEDs modules with optocoupler combination.Element is many, and when parallel connection LED is more, electric current is large, easily causes optocoupler and triode to generate heat and damages.
Utility model content
For above-mentioned prior art deficiency, the utility model technical issues that need to address be to provide a kind of adjustable color temperature, element is few, bear electric current and high-power home lighting LED circuit.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is that adjustable three colour band mini light night LED lamps, comprise constant-current source, output detection circuit, microprocessor, mini light night and LED D3 and LED D4; The positive output end of constant-current source is by the input of output detection circuit and microprocessor; The first output of microprocessor and the anodic bonding of mini light night, the negative electrode of mini light night is connected with the negative output terminal of constant-current source; The second output of microprocessor is connected with the G utmost point of a metal-oxide-semiconductor Q1, and the 3rd output of microprocessor is connected with the G utmost point of a metal-oxide-semiconductor Q2, and the negative electrode of metal-oxide-semiconductor Q1 is connected with the negative output terminal of the equal constant-current source of negative electrode of metal-oxide-semiconductor Q2; The anode of metal-oxide-semiconductor Q1 is connected with the negative electrode of LED D3, and the anode of metal-oxide-semiconductor Q2 is connected with the negative electrode of LED D4; The anode of the anode of LED D3 and LED D4 is all connected with the positive output end of constant-current source.
Further technical scheme is that described output detection circuit comprises a resistance R 1 and a diode D2; The positive output end of constant-current source is the anodic bonding with diode D2 by resistance R 1, and the negative electrode of diode D2 is connected with the input of microprocessor.
Further technical scheme is, also comprises resistance R 2, resistance R 3, voltage stabilizing didoe D1 and electrochemical capacitor C1; The first output of microprocessor is connected to the anode of mini light night by resistance R 2; The negative electrode of mini light night is connected to the anode of voltage stabilizing didoe D1, and the negative electrode of voltage stabilizing didoe D1 is connected to the anode of diode D2; Resistance R 3 is parallel to the two ends of voltage stabilizing didoe D1; Diode D2 also with the anodic bonding of electrochemical capacitor C1, the anodic bonding of the negative electrode of electrochemical capacitor C1 and voltage stabilizing didoe D1.Such structure provides stable voltage, the realization of assurance function for microprocessor.
Further technical scheme is, the 4th output of microprocessor is connected with the negative output terminal of constant-current source; The 5th output of microprocessor and the anodic bonding of diode D2.
Adjustable three colour band mini light night LED lamps of the present utility model, can according to oneself need to just can reach the lighting effects of oneself wanting by the time difference of simple Push And Release electricity, without increasing extra switch control, at once realize the automatic control of colour temperature; Element is few, it is large to bear electric current.
Brief description of the drawings
Fig. 1 is the structural representation of the adjustable three colour band mini light night LED lamps of the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, adjustable three colour band mini light night LED lamps of the present utility model, comprise constant-current source 1, output detection circuit, microprocessor U1, mini light night D5 and LED D3 and LED D4; The positive output end of constant-current source 1 is by the input (being the first pin in the present embodiment) of output detection circuit and microprocessor U1, and particularly, described output detection circuit comprises a resistance R 1 and a diode D2; The positive output end of constant-current source 1 is the anodic bonding with diode D2 by resistance R 1, and the negative electrode of diode D2 is connected with the input of microprocessor U1.The first output (being the 5th pin in the present embodiment) of microprocessor U1 is connected particularly with mini light night D5, and the first output of microprocessor U1 is connected to the anode of mini light night D5 by resistance R 2, and the negative electrode of mini light night D5 is connected to the negative output terminal of constant-current source 1; The negative electrode of mini light night D5 is also connected to the anode of voltage stabilizing didoe D1, and the negative electrode of voltage stabilizing didoe D1 is connected to the anode of diode D2; Diode D2 also with the anodic bonding of electrochemical capacitor C1, the anodic bonding of the negative electrode of electrochemical capacitor C1 and voltage stabilizing didoe D1, resistance R 3 is parallel to the two ends of voltage stabilizing didoe D1.Resistance R 3, voltage stabilizing didoe D1 and electrochemical capacitor C1 composition voltage stabilizing circuit, for microprocessor U1 provides stable operating voltage, ensure the accuracy of signal processing, the realization of assurance function.Second defeated (the second pin) of microprocessor U1 goes out end and is connected with the G utmost point of a metal-oxide-semiconductor Q1, the 3rd output (the 3rd pin) of microprocessor U1 is connected with the G utmost point of a metal-oxide-semiconductor Q2, and the negative electrode of metal-oxide-semiconductor Q1 is connected with the negative output terminal of the equal constant-current source 1 of negative electrode of metal-oxide-semiconductor Q2; The anode of metal-oxide-semiconductor Q1 is connected with the negative electrode of LED D3, and the anode of metal-oxide-semiconductor Q2 is connected with the negative electrode of LED D4; The anode of the anode of LED D3 and LED D4 is all connected with the positive output end of constant-current source 1.The 4th output (the 8th pin) of microprocessor U1 is connected with the negative output terminal of constant-current source 1; The 5th output (the 6th pin) of microprocessor U1 and the anodic bonding of diode D2.Adjustable three colour band mini light night LED light fixtures of the present utility model have and can read the break-make of switch and the function of opening time, thereby have the function of automatic control.The utility model aims to provide a kind of circuit structure that can realize above-mentioned functions; concrete control light on and off rule (for example, how long to light or to extinguish as which lamp is condition make); it not limit of consideration of the present utility model; no matter adopt that light on and off rule; as long as adopted circuit structure of the present utility model, within all belonging to protection range of the present utility model.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (4)
1. adjustable three colour band mini light night LED lamps, is characterized in that: comprise constant-current source, output detection circuit, microprocessor, mini light night and LED D3 and LED D4; The positive output end of constant-current source is by the input of output detection circuit and microprocessor; The first output of microprocessor and the anodic bonding of mini light night, the negative electrode of mini light night is connected with the negative output terminal of constant-current source; The second output of microprocessor is connected with the G utmost point of a metal-oxide-semiconductor Q1, and the 3rd output of microprocessor is connected with the G utmost point of a metal-oxide-semiconductor Q2, and the negative electrode of metal-oxide-semiconductor Q1 is connected with the negative output terminal of the equal constant-current source of negative electrode of metal-oxide-semiconductor Q2; The anode of metal-oxide-semiconductor Q1 is connected with the negative electrode of LED D3, and the anode of metal-oxide-semiconductor Q2 is connected with the negative electrode of LED D4; The anode of LED D3 is all connected with the positive output end of constant-current source with the anode of LEDD4.
2. adjustable three colour band mini light night LED lamps according to claim 1, is characterized in that: described output detection circuit comprises a resistance R 1 and a diode D2; The positive output end of constant-current source is the anodic bonding with diode D2 by resistance R 1, and the negative electrode of diode D2 is connected with the input of microprocessor.
3. adjustable three colour band mini light night LED lamps according to claim 2, is characterized in that: also comprise resistance R 2, resistance R 3, voltage stabilizing didoe D1 and electrochemical capacitor C1; The first output of microprocessor is connected to the anode of mini light night by resistance R 2; The negative electrode of mini light night is connected to the anode of voltage stabilizing didoe D1, and the negative electrode of voltage stabilizing didoe D1 is connected to the anode of diode D2; Resistance R 3 is parallel to the two ends of voltage stabilizing didoe D1; Diode D2 also with the anodic bonding of electrochemical capacitor C1, the anodic bonding of the negative electrode of electrochemical capacitor C1 and voltage stabilizing didoe D1.
4. according to the adjustable three colour band mini light night LED lamps described in claim 3 any one, it is characterized in that: the 4th output of microprocessor is connected with the negative output terminal of constant-current source; The 5th output of microprocessor and the anodic bonding of diode D2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320779630.4U CN203691683U (en) | 2013-11-28 | 2013-11-28 | Adjustable three-color strip small night lamp LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320779630.4U CN203691683U (en) | 2013-11-28 | 2013-11-28 | Adjustable three-color strip small night lamp LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203691683U true CN203691683U (en) | 2014-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320779630.4U Expired - Fee Related CN203691683U (en) | 2013-11-28 | 2013-11-28 | Adjustable three-color strip small night lamp LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203691683U (en) |
-
2013
- 2013-11-28 CN CN201320779630.4U patent/CN203691683U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20151128 |