CN207733018U - A kind of LED light controller - Google Patents
A kind of LED light controller Download PDFInfo
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- CN207733018U CN207733018U CN201721510285.9U CN201721510285U CN207733018U CN 207733018 U CN207733018 U CN 207733018U CN 201721510285 U CN201721510285 U CN 201721510285U CN 207733018 U CN207733018 U CN 207733018U
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- connect
- power supply
- triode
- output power
- input
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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 LED light controllers, including are used to connect input adapter with external power supply and at least one for lamp cap extended line connecting out splice going splice；The input adapter and out splice going splice respectively with for being connect to the controller that output power is adjusted；The controller includes input stabilizing circuit, the control unit being connect with input stabilizing circuit and output power supply circuit, and described control unit is connect by output control circuit with output power supply circuit, forms output power automatic control system.The utility model is attached control by the way that control unit is arranged to output control circuit and output power supply circuit, so as to be adjusted to output power and voltage and effectively improve working efficiency.
Description
Technical field
The utility model is related to controller field more particularly to a kind of LED light controllers.
Background technology
With the development of LED technology with maturation so that LED has that luminous efficiency is high, service life is long, pollution-free etc. excellent
Gesture, the technology of great power LED luminous flux up to 80lm/w are very stable at present, and 100lm/w is also gaining popularity market, there is replacement greatly
The trend of current high-power incandescent lamp, but popularize the performance of upper crucial device in order to control in LED.At present.LED light controller pair
The adjusting of light intensity and working efficiency are all badly in need of improving, and existing LED light controller will produce larger electromagnetic interference from
And the progress of neighbouring control device and communication can be influenced.
Utility model content
The purpose of this utility model is to provide a kind of LED light controller, output power can be adjusted and effectively
Improve working efficiency.
To realize the purpose, a kind of LED light controller is provided, including is used to connect input adapter and extremely with external power supply
Few one with lamp cap extended line for connecting out splice going splice；The input adapter and out splice going splice respectively with for output power
The controller connection being adjusted；The control unit that the controller includes input stabilizing circuit, is connect with input stabilizing circuit
And output power supply circuit, described control unit are connect by output control circuit with output power supply circuit, form output power certainly
Autocontrol system.
Preferably, it is connected with external power source input connecting pin in the input stabilizing circuit and passes sequentially through the first diode
It is connect with first resistor with voltage stabilizing chip, to provide the control power supply of control unit；Input connecting pin also passes through the two or two pole
Pipe provides working power, and second diode cathode connect with input connecting pin and connected by the first varistor and ground wire
It connects, the cathode of second diode is connect by electric capacity of voltage regulation with ground wire.
Preferably, the input connecting pin is also connect by third diode with working power, third diode cathode with
Input connecting pin connects and is connect with ground wire by the second varistor, and the third diode cathode also passes through second resistance
It is connect with the base stage of the first triode, the collector of first triode and the output end of output power supply circuit are connected and sent out
Emitter-base bandgap grading is connected by the feedback end of the 4th resistance and output power supply circuit, and the base stage of the first triode also passes through the 4th capacitance respectively
It is connect with 3rd resistor with ground wire.
Preferably, the output control circuit includes third transistor and the 4th triode, the third transistor base stage
It is connect with control unit by twelfth resistor, the third transistor collector is connect simultaneously by the tenth resistance with working power
And also connect with the base stage of the 4th triode, third transistor emitter ground wire connection and pass through the 14th resistance and the
Three transistor bases connect；The collector of 4th triode and the output end of output power supply circuit connect and emitter is logical
The feedback end for crossing the 4th resistance and output power supply circuit connects, the base stage of the 4th triode also respectively by the 7th capacitance and
Eleventh resistor is connect with ground wire.
Preferably, described control unit is provided with microcontroller, the microcontroller by signal input control circuit with it is outer
Portion's control device connection.
Preferably, the signal input control circuit is provided with the second triode, and second transistor base passes through
Six resistance access external signal and are also connect respectively with ground wire by the 6th capacitor and the 7th resistance, the described 2nd 3
Pole pipe emitter connect with single-chip microcomputer input and is also connect with control power supply by the 5th resistance.
Preferably, the output power supply circuit is provided with step-down type dc supply convertor chip.
Compared with prior art, advantage is the utility model：
The utility model is connect by output control circuit with output power supply circuit by the way that control unit is arranged, so as to
Output power and voltage are adjusted and effectively improve working efficiency.By be arranged control unit can realize it is normal be always on
Dim light is always on the free switching of two kinds of functions.By signal input control circuit the work of control unit can be adjusted with
Setting improves controllability and practicability.The utility model electromagnetic interference is small, does not influence other electronic equipments.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the block diagram of the utility model；
Fig. 3 is the circuit diagram of input stabilizing circuit in the utility model；
Fig. 4 is control unit circuit diagram in the utility model；
Fig. 5 is the circuit diagram of output power supply circuit in the utility model；
Fig. 6 is the circuit diagram of output control circuit in the utility model；
Fig. 7 is the circuit diagram of signal input control circuit in the utility model.
Specific implementation mode
With reference to embodiment, the utility model will be further described, but does not constitute to any of the utility model
Limitation, the modification of any limited number of time made in the utility model claims range, still in the claim of the utility model
In range.
As shown in Fig. 1-Fig. 7, the utility model provides a kind of LED light controller, including is used to connect with external power supply
Input adapter 1 and three with lamp cap extended line for connecting out splice going splice 2；Input adapter 1 and out splice going splice 2 respectively with for pair
The controller 3 that output power is adjusted connects；Controller 3 includes input stabilizing circuit 31, is connect with input stabilizing circuit 31
Control unit 32 and output power supply circuit 33, control unit 32 pass through output control circuit 34 and output power supply circuit 33 and connect
It connects, forms output power automatic control system.
In the present embodiment, the operating voltage range that input adapter 1 inputs is direct current 9-30V；Export 5V voltages driving electricity
Stream is up to 4A；No-load power consumption is small, and nominal operation efficiency is more than 80%；Controller 3 is with Water-proof safety silk, waterproofing grade IP67.This
Outside, out splice going splice 2 can also be one or two or four.
It is connected with external power source input connecting pin IN in input stabilizing circuit 31 and passes sequentially through the first diode D1 and the
One resistance R1 is connect with voltage stabilizing chip U1, to provide the control power supply of control unit 32；Input connecting pin IN also passes through second
Diode D2 provides working power VCC, and the second diode D2 anodes are connect and with input connecting pin IN by the first pressure-sensitive electricity
Resistance Z1 is connect with ground wire GND, and the cathode of the second diode D2 is connect by electric capacity of voltage regulation EC2 with ground wire GND.Input connecting pin IN
It is also connect with working power VCC by third diode D3, third diode D3 anodes connect and lead to input connecting pin IN
It crosses the second varistor Z2 to connect with ground wire GND, third diode D3 anodes also pass through second resistance R2 and the first triode Q1
Base stage connection, the collector of the first triode Q1 connect with the output end OUT+ of output power supply circuit 33 and emitter lead to
It crosses the 4th resistance R4 to connect with the feedback end FB of output power supply circuit 33, the base stage of the first triode Q1 also passes through the 4th electricity respectively
Hold C4 and 3rd resistor R3 to connect with ground wire GND.
In the present embodiment, input adapter 1 is connect with external storage battery, and two-way input can be divided to provide control power supply respectively
And working power.Can be that output power supply circuit 33 provides output feedback signal by the first triode Q1, voltage stabilizing chip U1 is carried
For the stabilized power source of direct current 5V.Pass through the first varistor Z1, the second varistor Z2 and the second diode D2 and the three or two pole
The design of pipe D3 makes working power VCC stablize, so that the voltage stabilization that output power supply circuit 33 exports.
Output control circuit 34 includes third transistor Q3 and the 4th triode Q4, and third transistor Q3 base stages pass through the tenth
Two resistance R12 are connect with control unit 32, and third transistor Q3 collectors are connect by the tenth resistance R10 with working power VCC
And it is also connect with the base stage of the 4th triode Q4, third transistor Q3 emitter ground wires connect and pass through the 14th resistance
R14 is connect with third transistor Q3 base stages；The collector of 4th triode Q4 and the output end OUT+ of output power supply circuit 33 connect
It connects and emitter is connect by the 4th resistance R4 with the feedback end FB of output power supply circuit 33, the base stage of the 4th triode Q4
Also it is connect respectively with ground wire GND by the 7th capacitance C7 and eleventh resistor R11.
In the present embodiment, pass through the design of output control circuit 34 so that control unit 32 can change according to setting
The reception signal of the feedback end FB of output power supply circuit 33, it is real to control the power and voltage of the output of output power supply circuit 33
Now automatically adjust.It when being individually always at work, is always on after twenty minutes, dim light to 85% brightness being always on；It needs to carry out dim light
When, dim light to 50% brightness being always on.
Control unit 32 is provided with microcontroller U2, and microcontroller U2's passes through signal input control circuit and external control devices
Connection.Signal input control circuit is provided with the second triode Q2, and the second triode Q2 base stages are accessed external by the 6th resistance
It signal TC and is also connect respectively with ground wire GND by the 6th capacitor C6 and the 7th resistance R7, the second triode Q2 emitters
It connect with microcontroller U2 input terminals P3.3 and is also connect with control power supply by the 5th resistance R5.Output power supply circuit 33 is arranged
There is step-down type dc supply convertor chip XL4015.
In the present embodiment, it is controlled by control unit 32 so that DC power convertor chip XL4015 is being always on photograph
Bright output voltage is 4.8 ± 0.2V, is always on 4.3 ± 0.2V of dim light output voltage after illumination setting time；Dim light illumination output electricity
Pressure is 2.8 ± 0.2V.
In the present embodiment, external battery voltage is accessed by input adapter 1, is exported after input stabilizing circuit 31
The control power supply and working power VCC of control unit 32, control unit 32 is by output control circuit 34 to output power supply circuit
33 are controlled, according to the setting for carrying out being always on illumination and dim light illumination so that output power supply circuit 33 is defeated by out splice going splice 2
Go out required voltage and power.
By the utility model by that can be adjusted to output power and voltage and effectively improve working efficiency.
Above are merely preferred embodiments of the utility model, it should be pointed out that for those skilled in the art,
Under the premise of not departing from the utility model structure, several modifications and improvements can also be made, it is new that these all do not interfere with this practicality
The effect and patent practicability that type is implemented.
Claims (7)
1. a kind of LED light controller, including it is used to connect input adapter (1) with external power supply and at least one for prolonging with lamp cap
Long line connection out splice going splice (2)；It is characterized in that：The input adapter (1) and out splice going splice (2) respectively with for output work
Controller (3) connection that rate is adjusted；The controller (3) includes input stabilizing circuit (31) and input stabilizing circuit
(31) control unit (32) and output power supply circuit (33), described control unit (32) connected passes through output control circuit (34)
It is connect with output power supply circuit (33), forms output power automatic control system.
2. a kind of LED light controller according to claim 1, it is characterised in that：In the input stabilizing circuit (31) with
The input connecting pin (IN) of external power supply connection passes sequentially through the first diode (D1) and first resistor (R1) and voltage stabilizing chip
(U1) it connects, to provide the control power supply of control unit (32)；Input connecting pin (IN) is also carried by the second diode (D2)
For working power (VCC), the second diode (D2) anode is connect and with input connecting pin (IN) by the first pressure-sensitive electricity
Resistance (Z1) is connect with ground wire (GND), and the cathode of second diode (D2) is connected by electric capacity of voltage regulation (EC2) and ground wire (GND)
It connects.
3. a kind of LED light controller according to claim 2, it is characterised in that：The input connecting pin (IN) also passes through
Third diode (D3) is connect with working power (VCC), third diode (D3) anode with input connecting pin (IN) connect and
It is connect with ground wire (GND) by the second varistor (Z2), third diode (D3) anode also passes through second resistance (R2)
It is connect with the base stage of the first triode (Q1), the output of the collector and output power supply circuit (33) of first triode (Q1)
End (OUT+) connects and emitter is connect by the 4th resistance (R4) with the feedback end (FB) of output power supply circuit (33), and first
The base stage of triode (Q1) is also connect by the 4th capacitance (C4) and 3rd resistor (R3) with ground wire (GND) respectively.
4. a kind of LED light controller according to claim 3, it is characterised in that：The output control circuit (34) includes
Third transistor (Q3) and the 4th triode (Q4), third transistor (Q3) base stage pass through twelfth resistor (R12) and control
Unit (32) connection processed, third transistor (Q3) collector are connect simultaneously by the tenth resistance (R10) with working power (VCC)
And also connect with the base stage of the 4th triode (Q4), third transistor (Q3) the emitter ground wire connects and passes through the 14th
Resistance (R14) is connect with third transistor (Q3) base stage；The collector and output power supply circuit of 4th triode (Q4)
(33) feedback end that output end (OUT+) connection and emitter passes through the 4th resistance (R4) and output power supply circuit (33)
(FB) it connects, the base stage of the 4th triode (Q4) also passes through the 7th capacitance (C7) and eleventh resistor (R11) and ground respectively
Line (GND) connects.
5. a kind of LED light controller according to claim 1, it is characterised in that：Described control unit (32) is provided with list
Piece machine (U2), the microcontroller (U2) are connect by signal input control circuit with external control devices.
6. a kind of LED light controller according to claim 5, it is characterised in that：The signal input control circuit setting
There are the second triode (Q2), the second triode (Q2) base stage to access external signal (TC) by the 6th resistance and also distinguish
It is connect with ground wire (GND) by the 6th capacitor (C6) and the 7th resistance (R7), the second triode (Q2) emitter and list
Piece machine (U2) input terminal (P3.3) is connected and is also connect with control power supply by the 5th resistance (R5).
7. a kind of LED light controller according to claim 1 or 3 or 4, it is characterised in that：The output power supply circuit
(33) it is provided with step-down type dc supply convertor chip XL4015.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721510285.9U CN207733018U (en) | 2017-11-12 | 2017-11-12 | A kind of LED light controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721510285.9U CN207733018U (en) | 2017-11-12 | 2017-11-12 | A kind of LED light controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207733018U true CN207733018U (en) | 2018-08-14 |
Family
ID=63087593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721510285.9U Active CN207733018U (en) | 2017-11-12 | 2017-11-12 | A kind of LED light controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207733018U (en) |
-
2017
- 2017-11-12 CN CN201721510285.9U patent/CN207733018U/en active Active
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