CN209659664U - The LED lamp panel of adjustable color temperature - Google Patents
The LED lamp panel of adjustable color temperature Download PDFInfo
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- CN209659664U CN209659664U CN201821948328.6U CN201821948328U CN209659664U CN 209659664 U CN209659664 U CN 209659664U CN 201821948328 U CN201821948328 U CN 201821948328U CN 209659664 U CN209659664 U CN 209659664U
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Abstract
The utility model discloses a kind of LED lamp panels of adjustable color temperature, including the first LED illuminating circuit (2021) with the first colour temperature, the 2nd LED illuminating circuit and turn-on control circuit (2023) with the second colour temperature, the first LED illuminating circuit (2021), the 2nd LED illuminating circuit are connect with the turn-on control circuit (2023) circuitry phase respectively.The LED lamp panel of adjustable color temperature provided by the utility model, it may be implemented in the colour temperature for adjusting LED lamp panel after LED lamp panel is dispatched from the factory according to the color temperature parameters information of setting, to may be adjusted to the colour temperature of product lamps and lanterns, it can flexibly be applicable in the variation of the market demand for lamps and lanterns manufacturer, reduce the warehousing pressure and risk of lamps and lanterns manufacturer.For lamps and lanterns consumer, lamps and lanterns colour temperature can be adjusted voluntarily to adapt to different life or working environment.
Description
Technical field
The utility model relates to technical field of lighting fixtures more particularly to a kind of LED lamp panels of adjustable color temperature.
Background technique
As shown in Figure 1, LED lamp is usually to be formed by constant-current drive circuit 101 and 102 circuit connection of LED lamp panel, LED
Lamp plate shines under the driving of constant-current drive circuit 101.LED lamp panel 102 in the prior art is arranged on circuit boards by multiple
LED light emitting diode serial or parallel connection form, all LED light emitting diodes or part light emitting diode simultaneously turn on or simultaneously
Closure, in this way, the colour temperature of LED lamp panel in the operating condition after factory will immobilize.This allows for lamps and lanterns manufacturer can not be right
The LED lamp panel purchased carries out color temperature adjustment, and when market, the demand to the colour temperature of lamps and lanterns changes, lamps and lanterns manufacturer is
The LED lamp panel of buying may will form stock, thus bring very big risk and certain economy to lamps and lanterns manufacturer
Loss.
Utility model content
The purpose of the utility model is to provide a kind of LED lamp panels of adjustable color temperature.LED light provided by the utility model
Plate, including the first LED illuminating circuit with the first colour temperature, the 2nd LED illuminating circuit with the second colour temperature and conducting control
Circuit, the first LED illuminating circuit, the 2nd LED illuminating circuit are connect with the turn-on control circuit circuitry phase respectively.
The turn-on control circuit includes circuit board, first switch circuit, second switch circuit, control chip and colour temperature ginseng
Number storage chip；The color temperature parameters storage chip is connect with the control chip circuit；The first switch circuit on one side connects
It connects the first LED illuminating circuit and the other end connects the control chip；Second switch circuit on one side connection described the
Two LED illuminating circuits and the other end connection control chip；First switch circuit, second switch circuit, control chip and color
Warm parameter storage chip is respectively provided on circuit boards.The color temperature parameters storage chip is radio frequency storage chip.
The turn-on control circuit can also include circuit board, first switch circuit, second switch circuit, control chip and
Color temperature parameters read chip；The color temperature parameters read chip and connect with the control chip circuit；The first switch circuit
One end connects the first LED illuminating circuit and the other end connects the control chip；The second switch circuit on one side connection
The 2nd LED illuminating circuit and the other end connection control chip；First switch circuit, second switch circuit, control core
Piece and color temperature parameters read chip and are respectively provided on circuit boards.It is radio frequency read-write chip that the color temperature parameters, which read chip,.
The first switch circuit includes the first metal-oxide-semiconductor, first resistor and second resistance；First resistor one end connection
The control chip and the other end connect the grid of first metal-oxide-semiconductor；Described second resistance one end connects first metal-oxide-semiconductor
Grid rise the other end ground connection；The drain electrode of first metal-oxide-semiconductor is connect with the first LED illuminating circuit circuitry phase；First MOS
The source electrode of pipe is grounded.The second switch circuit includes the second metal-oxide-semiconductor, 3rd resistor and the 4th resistance；The 3rd resistor one
The end connection control chip and the other end connect the grid of second metal-oxide-semiconductor；Described 4th resistance one end connection described the
The grid and the other end of two metal-oxide-semiconductors are grounded；The drain electrode of second metal-oxide-semiconductor is connect with the 2nd LED illuminating circuit circuitry phase；It is described
The source electrode of second metal-oxide-semiconductor is grounded.The first LED illuminating circuit is in series by five LED light emitting diodes.Described second
LED illuminating circuit is in series by five LED light emitting diodes.LED lamp panel provided by the utility model further includes first slotting
Relay part, first plug component include the first conductive terminal and the second conductive terminal, first conductive terminal respectively with
The first LED illuminating circuit and the connection of the 2nd LED illuminating circuit；The second conductive terminal ground connection.The control chip is
Micro-control unit.LED lamp panel provided by the utility model, further includes the 3rd LED illuminating circuit and third switching circuit, described
Third switching circuit is arranged on circuit boards；The third switching circuit includes third metal-oxide-semiconductor, the 5th resistance and the 6th resistance；
Described 5th resistance one end connects the control chip and the other end connects the grid of the third metal-oxide-semiconductor；The second resistance
One end connects the grid of the third metal-oxide-semiconductor and the other end is grounded；The drain electrode of third metal-oxide-semiconductor and the 3rd LED illuminating circuit
Circuitry phase connection；The source electrode of the third metal-oxide-semiconductor is grounded.The 3rd LED illuminating circuit can have multiple LED light emitting diodes
It is in series or in parallel to form；Optimal, the 2nd LED illuminating circuit provided by the present embodiment is connected by five LED light emitting diodes
It constitutes.
The LED lamp panel of adjustable color temperature provided by the utility model is, it can be achieved that according to setting after LED lamp panel factory
Color temperature parameters information adjusts the colour temperature of LED lamp panel, to may be adjusted to the colour temperature of product lamps and lanterns, lamps and lanterns manufacturer can flexibly be fitted
With the variation of the market demand, the warehousing pressure and risk of lamps and lanterns manufacturer are reduced.For lamps and lanterns consumer, lamps and lanterns color can be voluntarily adjusted
Temperature is to adapt to different life or working environment.
Detailed description of the invention
Fig. 1 is the electrical block diagram of lamps and lanterns described in background technology；
Fig. 2 is the electrical block diagram of LED lamp panel described in the utility model embodiment one or embodiment two；
Fig. 3 is the electrical block diagram of turn-on control circuit described in the utility model embodiment one or embodiment two；
Fig. 4 is the structural schematic diagram of switching circuit described in the utility model embodiment one or embodiment two；
Fig. 5 is the circuit structure schematic diagram of LED lamp panel described in the utility model embodiment one or embodiment two；
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Embodiment one
As shown in Fig. 2, the LED lamp panel 202 of adjustable color temperature provided by the present embodiment, including the with the first colour temperature
One LED illuminating circuit 2021, the 2nd LED illuminating circuit and turn-on control circuit 2023 with the second colour temperature, the first LED
Illuminating circuit 2021, the 2nd LED illuminating circuit are connect with 2023 circuitry phase of turn-on control circuit respectively.Those skilled in the art
Member is it is appreciated that the turn-on control circuit 2023 can be generated according to preset color temperature parameters information for controlling described first
The control signal of LED illuminating circuit 2021 and the 2nd LED illuminating circuit turn-on time, to realize the colour temperature to LED lamp panel 202
It adjusts.
As shown in figure 3, the turn-on control circuit 2023 includes circuit board, first switch circuit 20231, second switch electricity
Road 20232, control chip 20233 and color temperature parameters storage chip 20234；The color temperature parameters storage chip 20234 with it is described
Control 20233 circuit connection of chip；Described 20231 one end of first switch circuit connect the first LED illuminating circuit 2021 and
The other end connects the control chip 20233；Described 20232 one end of second switch circuit connects the 2nd LED illuminating circuit
And the other end connects the control chip 20233；First switch circuit 20231, second switch circuit 20232, control chip
20233 and color temperature parameters storage chip 20234 be respectively provided on circuit boards.It will be understood by those skilled in the art that the control
Chip 20233 reads the color temperature parameters information stored in the color temperature parameters storage chip 20234 and is joined according to the colour temperature
Number information generates control signal and is sent to first switch circuit 20231 and second switch circuit 20232, first switch circuit
20231 and second switch circuit 20232 according to the control signal switched conductive or closed state, thus control the first LED hair
The turn-on time of optical circuit 2021 and the 2nd LED illuminating circuit, to realize the color temperature adjustment to LED lamp panel 202.
Radio frequency storage chip RFID, Radio Frequency can be used in the color temperature parameters storage chip 20234
The radio frequency storage chip can be written by frequency read/write in this way, thus real in color temperature parameters information by Identification
Existing color temperature parameters information is preset；When needing to change color temperature parameters information, again by the color of frequency read/write write-in update
Warm parameter information.
As shown in Fig. 4 or Fig. 5, the first switch circuit 20231 includes the first metal-oxide-semiconductor Q1, first resistor R1 and second
Resistance R2；The one end the first resistor R1 connects the control chip 20233 and the other end connects the grid of first metal-oxide-semiconductor
G1；The grid G 1 that the one end the second resistance R2 connects first metal-oxide-semiconductor plays other end ground connection；The drain D 1 of first metal-oxide-semiconductor
It is connect with 2021 circuitry phase of the first LED illuminating circuit；The source S 1 of first metal-oxide-semiconductor is grounded.
As shown in Fig. 4 or Fig. 5, the second switch circuit 20232 includes the second metal-oxide-semiconductor Q2,3rd resistor R3 and the 4th
Resistance R4；The one end the 3rd resistor R3 connects the control chip 20233 and the other end connects the grid of second metal-oxide-semiconductor
G2；The one end the 4th resistance R4 connects the grid G 2 of second metal-oxide-semiconductor and the other end is grounded；The drain D 2 of second metal-oxide-semiconductor
It is connect with the 2nd LED illuminating circuit circuitry phase；The source electrode (S2) of second metal-oxide-semiconductor is grounded.
As shown in figure 5, the first LED illuminating circuit 2021 can have multiple LED light emitting diode serial or parallel connection structures
At；It is optimal, the first LED illuminating circuit 2021 provided by the present embodiment by five LED Light-emitting diode LED 1, LED4,
LED7, LED10, LED13 are in series.
As shown in figure 5, the 2nd LED illuminating circuit can have multiple LED light emitting diodes to be in series or in parallel to form；Most
It is good, the 2nd LED illuminating circuit provided by the present embodiment by five LED Light-emitting diode LED 2, LED5, LED8, LED11,
LED14 is in series.
It further include the first plug component (J1) as shown in figure 5, LED lamp panel 202 provided by the present embodiment, described first
Plug component (J1) include the first conductive terminal and the second conductive terminal, first conductive terminal respectively with the first LED
Illuminating circuit 2021 is connected with the 2nd LED illuminating circuit；The second conductive terminal ground connection.Those skilled in the art can manage
Solution, constant-current drive circuit can the second plug component for matching of plug component described in circuit connection one and the present embodiment, in this way
It can be realized by first plug component and the second plug component by LED lamp panel 202 described in the present embodiment and the constant current
Physical structure connection and circuit connection are realized between driving circuit.
The control chip 20233 can be micro-control unit (Microcontroller Unit；MCU), central processing
Controller (CPU, Central Processing Unit) or mobile phone base band chip.It is optimal, due to the processing work of color temperature parameters
It measures smaller, can be used that cost is relatively low, micro-control unit light-weight, small in size (MCU, Microcontroller Unit).
As shown in figure 5, LED lamp panel 202 described in the present embodiment, further includes the 3rd LED illuminating circuit and third switch electricity
Road, the third switching circuit setting is on circuit boards；The third switching circuit includes third metal-oxide-semiconductor Q3, the 5th resistance R5
With the 6th resistance R6；Described 5th one end resistance R5 connects the control chip 20233 and the other end connects the third metal-oxide-semiconductor
Grid G 3；The one end the second resistance R2 connects the grid G 3 of the third metal-oxide-semiconductor and the other end is grounded；Third metal-oxide-semiconductor
Drain D 3 is connect with the 3rd LED illuminating circuit circuitry phase；The source S 3 of the third metal-oxide-semiconductor is grounded.
The 3rd LED illuminating circuit can have multiple LED light emitting diodes to be in series or in parallel to form；It is optimal, this reality
The 2nd LED illuminating circuit provided by example is applied to be connected by five LED Light-emitting diode LED 3, LED6, LED9, LED12, LED15
It constitutes.
It will be understood by those skilled in the art that LED lamp panel 202 provided by the present embodiment can also include that the 4th LED is sent out
The LED multi-paths illuminating circuits such as optical circuit, the 5th LED illuminating circuit.
Embodiment two
As shown in Fig. 2, the LED lamp panel 202 of adjustable color temperature provided by the present embodiment, including the with the first colour temperature
One LED illuminating circuit 2021, the 2nd LED illuminating circuit and turn-on control circuit 2023 with the second colour temperature, the first LED
Illuminating circuit 2021, the 2nd LED illuminating circuit are connect with 2023 circuitry phase of turn-on control circuit respectively.Those skilled in the art
Member is it is appreciated that the turn-on control circuit 2023 can be generated according to preset color temperature parameters information for controlling described first
The control signal of LED illuminating circuit 2021 and the 2nd LED illuminating circuit turn-on time, to realize the colour temperature to LED lamp panel 202
It adjusts.
As shown in figure 3, the turn-on control circuit 2023 includes circuit board, first switch circuit 20231, second switch electricity
Road 20232, control chip 20233 and color temperature parameters read chip；The color temperature parameters read chip and the control chip
20233 circuit connections；Described 20231 one end of first switch circuit connects the first LED illuminating circuit 2021 and the other end connects
Connect the control chip 20233；Described 20232 one end of second switch circuit connects the 2nd LED illuminating circuit and the other end
Connect the control chip 20233；First switch circuit 20231, second switch circuit 20232, control chip 20233 and colour temperature
Parameter reads chip and is respectively provided on circuit boards.It will be understood by those skilled in the art that the color temperature parameters, which read chip, to lead to
It crosses and realizes that wire signal is connect or the mode of wireless signal connection is set to read with the color temperature parameters storage chip 20234
It sets the color temperature parameters information in the color temperature parameters storage chip 20234 and the color temperature parameters information is sent to control core
Piece 20233；The control chip 20233 generates control signal according to the color temperature parameters information and is sent to first switch circuit
20231 and second switch circuit 20232, first switch circuit 20231 and second switch circuit 20232 according to the control signal
Switched conductive or closed state, thus the turn-on time of the first LED illuminating circuit 2021 and the 2nd LED illuminating circuit of control, from
And realize the color temperature adjustment to LED lamp panel 202.
Further, the color temperature parameters, which read chip, can be used radio frequency read-write chip (RFID, Radio Frequency
Identification)；It will be understood by those skilled in the art that correspondingly, the color temperature parameters storage chip 20234 can be used
Radio frequency storage chip (RFID, Radio Frequency Identification), in this way can be by Radio Frequency Identification Technology by institute
It states color temperature parameters information to be stored in the radio frequency storage chip, the radio frequency storage chip is carried out by radio frequency read-write chip
Information reading is being sent to the control chip 20233.
As shown in Fig. 4 or Fig. 5, the first switch circuit 20231 includes the first metal-oxide-semiconductor Q1, first resistor R1 and second
Resistance R2；The one end the first resistor R1 connects the control chip 20233 and the other end connects the grid of first metal-oxide-semiconductor
G1；The grid G 1 that the one end the second resistance R2 connects first metal-oxide-semiconductor plays other end ground connection；The drain D 1 of first metal-oxide-semiconductor
It is connect with 2021 circuitry phase of the first LED illuminating circuit；The source S 1 of first metal-oxide-semiconductor is grounded.
As shown in Fig. 4 or Fig. 5, the second switch circuit 20232 includes the second metal-oxide-semiconductor Q2,3rd resistor R3 and the 4th
Resistance R4；The one end the 3rd resistor R3 connects the control chip 20233 and the other end connects the grid of the second metal-oxide-semiconductor Q2
Pole；The one end the 4th resistance R4 connects the grid of the second metal-oxide-semiconductor Q2 and the other end is grounded；The drain electrode of second metal-oxide-semiconductor Q2
It is connect with the 2nd LED illuminating circuit circuitry phase；The source electrode of the second metal-oxide-semiconductor Q2 is grounded.
The first LED illuminating circuit 2021 can have multiple LED light emitting diodes to be in series or in parallel to form；It is optimal,
First LED illuminating circuit 2021 provided by the present embodiment by five LED Light-emitting diode LED 1, LED4, LED7, LED10,
LED13 is in series,
The 2nd LED illuminating circuit can have multiple LED light emitting diodes to be in series or in parallel to form；It is optimal, this reality
The 2nd LED illuminating circuit provided by example is applied to be connected by five LED Light-emitting diode LED 2, LED5, LED8, LED11, LED14
It constitutes.
As shown in figure 5, LED lamp panel 202 provided by the present embodiment, further include the first plug component, the plug component
Including the first conductive terminal and the second conductive terminal, first conductive terminal respectively with the first LED illuminating circuit 2021
It is connected with the 2nd LED illuminating circuit；The second conductive terminal ground connection.It will be understood by those skilled in the art that constant current driving electricity
Road can the second plug component for matching of plug component described in circuit connection one and the present embodiment, described first can be passed through in this way
Plug component and the second plug component are realized will be real between LED lamp panel 202 and the constant-current drive circuit described in the present embodiment
Existing physical structure connection and circuit connection.
The control chip 20233 can be micro-control unit (Microcontroller Unit；MCU), central processing
Controller (Central Processing Unit, CPU) or mobile phone base band chip.It is optimal, due to the processing work of color temperature parameters
It measures smaller, can be used that cost is relatively low, micro-control unit light-weight, small in size (Microcontroller Unit；MCU).
As shown in figure 5, LED lamp panel 202 described in the present embodiment, further includes the 3rd LED illuminating circuit and third switch electricity
Road, the third switching circuit setting is in circuit class；The third switching circuit includes third metal-oxide-semiconductor Q3, the 5th resistance R5
With the 6th resistance R6；Described 5th one end resistance R5 connects the control chip 20233 and the other end connects the third metal-oxide-semiconductor
The grid of Q3；The grid that the one end the second resistance R2 connects the third metal-oxide-semiconductor Q3 plays other end ground connection；Third metal-oxide-semiconductor Q3
Drain electrode connect with the 3rd LED illuminating circuit circuitry phase；The source electrode of the third metal-oxide-semiconductor Q3 is grounded.
As shown in figure 5, the 3rd LED illuminating circuit can be in series or in parallel to form by multiple LED light emitting diodes；Most
It is good, the 2nd LED illuminating circuit provided by the present embodiment by five LED Light-emitting diode LED 3, LED6, LED9, LED12,
LED15 is in series.
It will be understood by those skilled in the art that LED lamp panel 202 provided by the present embodiment can also include that the 4th LED is sent out
The LED multi-paths illuminating circuits such as optical circuit, the 5th LED illuminating circuit.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (13)
1. a kind of LED lamp panel of adjustable color temperature, it is characterised in that: including the first LED illuminating circuit with the first colour temperature
(2021), the 2nd LED illuminating circuit and turn-on control circuit (2023) with the second colour temperature, the first LED illuminating circuit
(2021), the 2nd LED illuminating circuit is connect with the turn-on control circuit (2023) circuitry phase respectively.
2. the LED lamp panel of adjustable color temperature as described in claim 1, it is characterised in that: the turn-on control circuit (2023)
Including circuit board, first switch circuit (20231), second switch circuit (20232), control chip (20233) and color temperature parameters
Storage chip (20234)；The color temperature parameters storage chip (20234) and control chip (20233) circuit connection；It is described
First switch circuit (20231) one end connects the first LED illuminating circuit (2021) and the other end connects the control chip
(20233)；Described second switch circuit (20232) one end connects the 2nd LED illuminating circuit and the other end connects the control
Coremaking piece (20233)；First switch circuit (20231), second switch circuit (20232), control chip (20233) and colour temperature ginseng
Number storage chip (20234) is respectively provided on circuit boards.
3. the LED lamp panel of adjustable color temperature as claimed in claim 2, it is characterised in that: the color temperature parameters storage chip
It (20234) is radio frequency storage chip.
4. the LED lamp panel of adjustable color temperature as described in claim 1, it is characterised in that: the turn-on control circuit (2023)
Including circuit board, first switch circuit (20231), second switch circuit (20232), control chip (20233) and color temperature parameters
Read chip；The color temperature parameters read chip and control chip (20233) circuit connection；The first switch circuit
(20231) one end connects the first LED illuminating circuit (2021) and the other end connects the control chip (20233)；It is described
Second switch circuit (20232) one end connects the 2nd LED illuminating circuit and the other end connects the control chip
(20233)；First switch circuit (20231), second switch circuit (20232), control chip (20233) and color temperature parameters are read
Chip is respectively provided on circuit boards.
5. the LED lamp panel of adjustable color temperature as claimed in claim 4, it is characterised in that: the color temperature parameters read chip and are
Radio frequency read-write chip.
6. the LED lamp panel of adjustable color temperature as claimed in claim 2 or 4, it is characterised in that: the first switch circuit
It (20231) include the first metal-oxide-semiconductor (Q1), first resistor (R1) and second resistance (R2)；First resistor one end (R1) connection
Control chip (20233) and the other end connect the grid (G1) of first metal-oxide-semiconductor；Described second resistance one end (R2) connects
The grid (G1) for connecing first metal-oxide-semiconductor plays other end ground connection；The drain electrode (D1) of first metal-oxide-semiconductor and the first LED shine electric
The connection of road (2021) circuitry phase；The source electrode (S1) of first metal-oxide-semiconductor is grounded.
7. the LED lamp panel of adjustable color temperature as claimed in claim 6, it is characterised in that: the second switch circuit (20232)
Including the second metal-oxide-semiconductor (Q2), 3rd resistor (R3) and the 4th resistance (R4)；Described 3rd resistor one end (R3) connects the control
Chip (20233) and the other end connect the grid (G2) of second metal-oxide-semiconductor；4th resistance one end (R4) connection described the
The grid (G2) and the other end of two metal-oxide-semiconductors are grounded；The drain electrode (D2) of second metal-oxide-semiconductor and the 2nd LED illuminating circuit circuitry phase
Connection；The source electrode (S2) of second metal-oxide-semiconductor is grounded.
8. the LED lamp panel of adjustable color temperature as described in claim 1, it is characterised in that: the first LED illuminating circuit
(2021) in series by five LED light emitting diodes (LED1, LED4, LED7, LED10, LED13).
9. the LED lamp panel of adjustable color temperature as described in claim 1, it is characterised in that: the 2nd LED illuminating circuit is by five
A LED light emitting diode (LED2, LED5, LED8, LED11, LED14) is in series.
10. the LED lamp panel of adjustable color temperature as described in claim 1, it is characterised in that: further include the first plug component
(J1), first plug component (J1) includes the first conductive terminal and the second conductive terminal, the first conductive terminal difference
It is connect with the first LED illuminating circuit (2021) and the 2nd LED illuminating circuit；The second conductive terminal ground connection.
11. the LED lamp panel of adjustable color temperature as claimed in claim 2 or 4, it is characterised in that: the control chip (20233)
For micro-control unit.
12. the LED lamp panel of adjustable color temperature as claimed in claim 7, it is characterised in that: further include the 3rd LED illuminating circuit
With third switching circuit, the third switching circuit setting is on circuit boards；The third switching circuit includes third metal-oxide-semiconductor
(Q3), the 5th resistance (R5) and the 6th resistance (R6)；5th resistance one end (R5) connect the control chip (20233) and
The other end connects the grid (G3) of the third metal-oxide-semiconductor；Described second resistance (R2) one end connects the grid of the third metal-oxide-semiconductor
(G3) and the other end is grounded；The drain electrode (D3) of third metal-oxide-semiconductor is connect with the 3rd LED illuminating circuit circuitry phase；The third
The source electrode (S3) of metal-oxide-semiconductor is grounded.
13. the LED lamp panel of adjustable color temperature as claimed in claim 12, it is characterised in that: the 3rd LED illuminating circuit has
Multiple LED light emitting diodes are in series or in parallel to form；The 2nd LED illuminating circuit by five LED light emitting diodes (LED3,
LED6, LED9, LED12, LED15) it is in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821948328.6U CN209659664U (en) | 2018-11-24 | 2018-11-24 | The LED lamp panel of adjustable color temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821948328.6U CN209659664U (en) | 2018-11-24 | 2018-11-24 | The LED lamp panel of adjustable color temperature |
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| Publication Number | Publication Date |
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| CN209659664U true CN209659664U (en) | 2019-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821948328.6U Active CN209659664U (en) | 2018-11-24 | 2018-11-24 | The LED lamp panel of adjustable color temperature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462915A (en) * | 2018-11-24 | 2019-03-12 | 巨尔(上海)光电照明有限公司 | The LED lamp panel and its adjusting method of adjustable color temperature |
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2018
- 2018-11-24 CN CN201821948328.6U patent/CN209659664U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462915A (en) * | 2018-11-24 | 2019-03-12 | 巨尔(上海)光电照明有限公司 | The LED lamp panel and its adjusting method of adjustable color temperature |
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