CN109195249A - It is a kind of based on silicon-controlled toggle switch circuit - Google Patents
It is a kind of based on silicon-controlled toggle switch circuit Download PDFInfo
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- CN109195249A CN109195249A CN201811028275.0A CN201811028275A CN109195249A CN 109195249 A CN109195249 A CN 109195249A CN 201811028275 A CN201811028275 A CN 201811028275A CN 109195249 A CN109195249 A CN 109195249A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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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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Abstract
The present invention relates to dimming electronic field of circuit technology, specifically disclose a kind of based on silicon-controlled toggle switch circuit, including power supply EMC filtering input circuit module, controllable silicon light modulation circuit module, switch on wall light adjusting circuit, output go stroboscopic circuit module, toggle switch circuit module and MCU power supply circuit module；Controllable silicon light modulation circuit module goes stroboscopic circuit module to be electrically connected with power supply EMC filtering input circuit module, switch on wall light adjusting circuit, output respectively；Switch on wall light adjusting circuit is electrically connected with toggle switch circuit module；MCU power supply circuit module goes stroboscopic circuit module, switch on wall light adjusting circuit to be electrically connected with output respectively.The present invention has the advantages that high performance-price ratio, low cost, circuit structure be simple, high reliablity can eliminate stroboscopic, and have the dimming function for realizing multiple-channel output, increases the diversity of the function of LED power, to enhance the experience of consumer.
Description
Technical field
The present invention relates to dimming electronic field of circuit technology, and in particular to a kind of based on silicon-controlled toggle switch circuit.
Background technique
Existing LED power class product usually or is individually controllable silicon light adjusting circuit or is independent switch on wall tune
Optical circuit or be independent toggle switch light adjusting circuit；Currently used ghyristor circuit, cannot under thyristor regulating light state
It realizes switch on wall handoff functionality simultaneously, can not realize that plucking number sign switch switches simultaneously, therefore existing control circuit has control
The phenomenon that single, inconvenient disadvantage of molding formula, there is also output stroboscopics.
Summary of the invention
In view of this, it is necessary to for above-mentioned problem, propose it is a kind of based on silicon-controlled toggle switch circuit, to solve
Disadvantage in above-mentioned background technique.
To achieve the above object, the present invention takes technical solution below:
It is a kind of based on silicon-controlled toggle switch circuit include power supply EMC filtering input circuit module, thyristor regulating photoelectricity
Stroboscopic circuit module, toggle switch circuit module and MCU power supply circuit module are gone in road module, switch on wall light adjusting circuit, output；
Controllable silicon light modulation circuit module goes stroboscopic electric with power supply EMC filtering input circuit module, switch on wall light adjusting circuit, output respectively
Road module is electrically connected；Switch on wall light adjusting circuit is electrically connected with toggle switch circuit module；MCU power supply circuit
Module goes stroboscopic circuit module, switch on wall light adjusting circuit to be electrically connected with output respectively；
The power supply EMC filtering input circuit module is used to carry out input ac power EMC filtering, and provides power supply
Give controllable silicon light modulation circuit module；
The controllable silicon light modulation circuit module is used to carry out the power supply that power supply EMC filtering input circuit module provides whole
Stream, and carry out thyristor regulating photocontrol processing；
The switch on wall light adjusting circuit is used to carry out signal processing to controllable silicon light modulation circuit module；
The output goes stroboscopic circuit module for dodge at frequency to the output electric current of controllable silicon light modulation circuit module
Reason；
The action signal that the toggle switch circuit module is used to input at least one toggle switch gives thyristor regulating photoelectricity
Road module；
The MCU power supply circuit module is for providing power to switch on wall light adjusting circuit.
Further, the power supply EMC filtering input circuit module includes protector, varistor, common mode inductance and difference
Mould inductance；One end of protector is electrically connected with the end alternating current L, the other end of protector respectively with one end of varistor,
The crus secunda of differential mode inductance is electrically connected；Alternating current N-terminal respectively with the other end of varistor, differential mode inductance third foot into
Row is electrically connected；The crus secunda of differential mode inductance and the crus secunda of common mode inductance are electrically connected, the 4th foot of common mode inductance with
First foot of differential mode inductance is electrically connected；Controllable silicon light modulation circuit module is electric with the third foot of differential mode inductance, differential mode respectively
4th foot of sense is electrically connected.
Further, the controllable silicon light modulation circuit module includes rectifier bridge stack, the peripheral circuit of rectifier bridge stack, the first tune
Photocontrol chip, the peripheral light adjusting circuit of the first brightness adjustment control chip, photoelectrical coupler, the peripheral circuit of photoelectrical coupler,
The peripheral light adjusting circuit of one metal-oxide-semiconductor and the first metal-oxide-semiconductor；The peripheral circuit of rectifier bridge stack is outer with the first brightness adjustment control chip respectively
Enclose light adjusting circuit, the peripheral light adjusting circuit of the first metal-oxide-semiconductor is electrically connected；First brightness adjustment control chip respectively with the first MOS
Peripheral light adjusting circuit, the photoelectrical coupler of pipe are electrically connected；The peripheral circuit of photoelectrical coupler respectively with switch on wall tune
Optical circuit, output go stroboscopic circuit module to be electrically connected.
Further, the switch on wall light adjusting circuit include at least one second metal-oxide-semiconductor, the second brightness adjustment control chip and
The peripheral circuit of second brightness adjustment control chip；Second metal-oxide-semiconductor is N-channel MOS pipe；Second brightness adjustment control chip and each second
The grid of metal-oxide-semiconductor is electrically connected；The drain electrode of each second metal-oxide-semiconductor correspondingly with the anode of external luminous load into
Row is electrically connected, and is electrically connected with toggle switch circuit module；Toggle switch circuit module respectively with each 2nd MOS
The source electrode of pipe is electrically connected；The peripheral circuit of second brightness adjustment control chip electrically connect with controllable silicon light modulation circuit module
It connects.
Further, the toggle switch circuit module includes the first toggle switch and at least one and the 2nd MOS
Pipe quantity is equal and one-to-one second toggle switch；The peripheral circuit of the second brightness adjustment control chip respectively with first group
One end of code switch, each second toggle switch one end be electrically connected；The other end and one of each second toggle switch
The drain electrode of one corresponding second metal-oxide-semiconductor is electrically connected；The other end of first toggle switch and the second brightness adjustment control chip into
Row is electrically connected.
Further, it includes three third metal-oxide-semiconductors, the first filter capacitor, the one or two that stroboscopic circuit module is removed in the output
Pole pipe, first resistor, the first zener diode and the second zener diode；The third metal-oxide-semiconductor is N-channel MOS pipe；Three
The drain electrode of three metal-oxide-semiconductors carries out electrical short circuit；One end of first resistor carries out electrically connecting respectively with the drain electrode of each third metal-oxide-semiconductor
It connects, and is electrically connected with the anode of first diode；The cathode of the cathode of first diode and the first zener diode into
Row is electrically connected；The anode of first zener diode respectively with the grid of each third metal-oxide-semiconductor, the other end of first resistor, the
One end of one filter capacitor, the second zener diode cathode be electrically connected；The other end of first filter capacitor is connect
Ground connection；The source electrode of three third metal-oxide-semiconductors carries out electrical short circuit；Second zener diode anode respectively with each 3rd MOS
The source electrode of pipe, MCU power supply circuit module are electrically connected.
Further, the MCU power supply circuit module includes filter circuit module and divider resistance；The filter circuit module
Including the third zener diode and the second filter capacitor being connected in parallel；One end of the filter circuit module carries out grounding connection；
One end of the filter circuit module is electrically connected by the cathode of the divider resistance and external luminous load, and and wall
Wall switch light adjusting circuit is electrically connected.
Further, the divider resistance is composed in parallel by the first divider resistance and the second divider resistance.
Further, second filter capacitor is composed in parallel by third filter capacitor and the 4th filter capacitor.
The invention has the benefit that
The present invention realizes single- stage PFC controllable silicon light modulation by the front stage circuits of FLYBACK circuit；The present invention passes through
The practical common and economic low pressure mos pipe of the secondary circuit of FLYBACK circuit, makes its work in linear amplification region, reaches and filter out
The working frequency ripple wave ingredient in electric current is exported, to achieve the purpose that eliminate stroboscopic, goes strobe effect good, ripple current is smaller than
5%, to realize band memory switch on wall light adjusting circuit；The output end of FLYBACK circuit of the present invention realizes toggle switch light modulation,
Its circuit structure is simple, high reliablity；The present invention has perfect LED open circuit and short-circuit protection function；The present invention realizes can
Control silicon, plucking number sign switch, (switch on wall carries out each on and off to switch on wall, and power supply can switch gear, by high, normal, basic suitable
Sequence variation) three kinds of functions are integrated on a circuit, realize that three tunnels export dimming function, increase the multiplicity of the function of LED power
Property, to enhance the experience of consumer.The present invention has high performance-price ratio, inexpensive advantage.
Detailed description of the invention
Fig. 1 is a kind of circuit diagram based on silicon-controlled toggle switch circuit of the invention；
Fig. 2 is a kind of connection signal based on silicon-controlled toggle switch circuit and external luminous load of the invention
Figure；
Description of symbols:
Power supply EMC filters input circuit module --- M1；Controllable silicon light modulation circuit module --- M2；Switch on wall light modulation electricity
Road --- M3；Stroboscopic circuit module is removed in output --- M4；Toggle switch circuit module --- M5；MCU power supply circuit module ---
M6；Protector --- F1；Varistor --- RT1；Common mode inductance --- L4；Differential mode inductance --- L1；Rectifier bridge stack ---
DB1；First brightness adjustment control chip --- U1；Photoelectrical coupler --- U3；First metal-oxide-semiconductor --- Q1；Second brightness adjustment control core
Piece --- U2；First toggle switch --- SW1；First filter capacitor --- C16；First diode --- D8；First electricity
Resistance --- R29；First zener diode --- ZD2；Second zener diode --- ZD3；Third zener diode --- ZD4；
First divider resistance --- R24；Second divider resistance --- R25；Third filter capacitor --- C18；4th filter capacitor ---
C17；First divider resistance --- R24；Second divider resistance --- R25；Third filter capacitor --- C18；4th filtered electrical
Hold --- C17.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the embodiment of the present invention, to this hair
Bright technical solution work further clearly and completely describes.It should be noted that described embodiment is only the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
It is to be appreciated that the orientation or positional relationship of the instructions such as term " on ", "lower", "front", "rear", "left", "right"
To be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description of the present invention and simplification of the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitation of the present invention.
The terms such as " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or dark
Show relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second ", " are defined as a result,
Three ", " the 4th " feature can explicitly or implicitly include one or more of the features.
Embodiment 1
As shown in Figure 1, it is a kind of based on silicon-controlled toggle switch circuit include power supply EMC filtering input circuit module M1,
Stroboscopic circuit module M4, toggle switch circuit module are removed in controllable silicon light modulation circuit module M2, switch on wall light adjusting circuit M3, output
M5 and MCU power supply circuit module M6；Controllable silicon light modulation circuit module M2 filters input circuit module M1, wall with power supply EMC respectively
Wall switch light adjusting circuit M3, output go stroboscopic circuit module M4 to be electrically connected；Switch on wall light adjusting circuit M3 is opened with dial-up
Circuit module M5 is closed to be electrically connected；MCU power supply circuit module M6 removes stroboscopic circuit module M4, switch on wall with output respectively
Light adjusting circuit M3 is electrically connected；
The power supply EMC filtering input circuit module M1 is used to carry out input ac power EMC filtering, and provides electricity
Controllable silicon light modulation circuit module M2 is given in source；
The controllable silicon light modulation circuit module M2 is used to carry out the power supply that power supply EMC filtering input circuit module M1 is provided
Rectification, and carry out thyristor regulating photocontrol processing；
The switch on wall light adjusting circuit M3 is used to carry out signal processing to controllable silicon light modulation circuit module M2；
The output goes stroboscopic circuit module M4 for dodge to the output electric current of controllable silicon light modulation circuit module M2
Frequency is handled；
The toggle switch circuit module M5 is used to input the action signal of at least one toggle switch to controllable silicon light modulation
Circuit module M2；
The MCU power supply circuit module M6 is for providing power to switch on wall light adjusting circuit M3；
The power supply EMC filtering input circuit module M1 includes protector F1, varistor RT1, common mode inductance L4 and difference
Mould inductance L1；One end of protector F1 is electrically connected with the end alternating current L, the other end of protector F1 respectively with varistor
One end of RT1, the crus secunda of differential mode inductance L1 are electrically connected；Alternating current N-terminal respectively with the other end of varistor RT1, difference
The third foot of mould inductance L1 is electrically connected；The crus secunda of the crus secunda of differential mode inductance L1 and common mode inductance L4 electrically connect
It connects, the first foot of the 4th foot and differential mode inductance L1 of common mode inductance L4 is electrically connected；Controllable silicon light modulation circuit module M2 points
The 4th foot not with the third foot of differential mode inductance L1, differential mode inductance L1 is electrically connected；
The controllable silicon light modulation circuit module M2 includes rectifier bridge stack DB1, the peripheral circuit of rectifier bridge stack DB1, the first tune
The periphery of photocontrol chip U1, the peripheral light adjusting circuit of the first brightness adjustment control chip U1, photoelectrical coupler U3, photoelectrical coupler U3
The peripheral light adjusting circuit of circuit, the first metal-oxide-semiconductor Q1 and the first metal-oxide-semiconductor Q1；The peripheral circuit of rectifier bridge stack DB1 is adjusted with first respectively
The peripheral light adjusting circuit of photocontrol chip U1, the first metal-oxide-semiconductor Q1 peripheral light adjusting circuit be electrically connected；First brightness adjustment control
Chip U1 is electrically connected with the peripheral light adjusting circuit of the first metal-oxide-semiconductor Q1, photoelectrical coupler U3 respectively；Photoelectrical coupler U3's
Peripheral circuit goes stroboscopic circuit module M4 to be electrically connected with switch on wall light adjusting circuit M3, output respectively；
The switch on wall light adjusting circuit M3 includes at least one second metal-oxide-semiconductor, the second brightness adjustment control chip U2 and second
The peripheral circuit of brightness adjustment control chip U2；Second metal-oxide-semiconductor is N-channel MOS pipe；Second brightness adjustment control chip U2 and each second
The grid of metal-oxide-semiconductor is electrically connected；The drain electrode of each second metal-oxide-semiconductor correspondingly with the anode of external luminous load into
Row is electrically connected, and is electrically connected with toggle switch circuit module M5；Toggle switch circuit module M5 is respectively with each
The source electrode of two metal-oxide-semiconductors is electrically connected；The peripheral circuit and controllable silicon light modulation circuit module M2 of second brightness adjustment control chip U2
It is electrically connected；
The toggle switch circuit module M5 includes the first toggle switch SW1 and at least one and the second metal-oxide-semiconductor number
Measure equal and one-to-one second toggle switch；The peripheral circuit of the second brightness adjustment control chip U2 respectively with the first dial-up
One end of switch SW1, each second toggle switch one end be electrically connected；The other end and one of each second toggle switch
The drain electrode of one corresponding second metal-oxide-semiconductor is electrically connected；The other end of first toggle switch SW1 and the second brightness adjustment control chip
U2 is electrically connected；
It includes three third metal-oxide-semiconductors, the first filter capacitor C16, first diode that stroboscopic circuit module M4 is removed in the output
D8, first resistor R29, the first zener diode ZD2 and the second zener diode ZD3；The third metal-oxide-semiconductor is N-channel MOS
Pipe；The drain electrode of three third metal-oxide-semiconductors carries out electrical short circuit；The drain electrode with each third metal-oxide-semiconductor respectively of one end of first resistor R29
It is electrically connected, and is electrically connected with the anode of first diode D8；The cathode of first diode D8 and the first pressure stabilizing
The cathode of diode ZD2 is electrically connected；First zener diode ZD2 anode respectively with the grid of each third metal-oxide-semiconductor,
The cathode progress of the other end of first resistor R29, one end of the first filter capacitor C16, the second zener diode ZD3 electrically connects
It connects；The other end of first filter capacitor C16 carries out grounding connection；The source electrode of three third metal-oxide-semiconductors carries out electrical short circuit；Second is steady
The anode of pressure diode ZD3 is electrically connected with the source electrode of each third metal-oxide-semiconductor, MCU power supply circuit module M6 respectively；
The MCU power supply circuit module M6 includes filter circuit module and divider resistance；The filter circuit module includes simultaneously
Join the third zener diode ZD4 and the second filter capacitor of connection；One end of the filter circuit module carries out grounding connection；The filter
One end of wave circuit module is electrically connected by the cathode of the divider resistance and external luminous load, and is opened with wall
Light adjusting circuit M3 is closed to be electrically connected.
Embodiment 2
Embodiment 2 is advanced optimizing for embodiment 1；
The divider resistance is composed in parallel by the first divider resistance R24 and the second divider resistance R25；
Second filter capacitor is composed in parallel by third filter capacitor C18 and the 4th filter capacitor C17.
Embodiment 3
Embodiment 3 is advanced optimizing for embodiment 1；
The switch on wall light adjusting circuit M3 specifically includes three the second metal-oxide-semiconductors, respectively the second metal-oxide-semiconductor Q5, the 2nd MOS
Pipe Q6, the second metal-oxide-semiconductor Q7；
The toggle switch circuit module M5 specifically includes three the second toggle switch, respectively the second toggle switch SW2,
Second toggle switch SW3, the second toggle switch SW4.
Embodiment 4
Embodiment 4 is advanced optimizing for embodiment 1；
As shown in Fig. 2, external luminous load is specially LED light group.
Embodiment 5
Embodiment 5 is advanced optimizing for embodiment 3；
As shown in Fig. 2, external luminous load is specially LED light group, LED light group includes that the LED of three groups of total anodes shines
Load, the cathode of each group LED luminous load respectively with the drain electrode of the second metal-oxide-semiconductor Q5, the drain electrode of the second metal-oxide-semiconductor Q6, the second metal-oxide-semiconductor
The drain electrode of Q7 is electrically connected.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of based on silicon-controlled toggle switch circuit, which is characterized in that filter input circuit module including power supply EMC
(M1), stroboscopic circuit module (M4), dial-up are removed in controllable silicon light modulation circuit module (M2), switch on wall light adjusting circuit (M3), output
On-off circuit module (M5) and MCU power supply circuit module (M6)；Controllable silicon light modulation circuit module (M2) is filtered with power supply EMC respectively
Input circuit module (M1), switch on wall light adjusting circuit (M3), output go stroboscopic circuit module (M4) to be electrically connected；Wall
Switch dimming circuit (M3) is electrically connected with toggle switch circuit module (M5)；MCU power supply circuit module (M6) respectively with
Output goes stroboscopic circuit module (M4), switch on wall light adjusting circuit (M3) to be electrically connected；
Power supply EMC filtering input circuit module (M1) is used to carry out input ac power EMC filtering, and provides power supply
Give controllable silicon light modulation circuit module (M2)；
The controllable silicon light modulation circuit module (M2) is used to carry out the power supply that power supply EMC filtering input circuit module (M1) provides
Rectification, and carry out thyristor regulating photocontrol processing；
The switch on wall light adjusting circuit (M3) is used to carry out signal processing to controllable silicon light modulation circuit module (M2)；
The output goes stroboscopic circuit module (M4) for dodge to the output electric current of controllable silicon light modulation circuit module (M2)
Frequency is handled；
The action signal that the toggle switch circuit module (M5) is used to input at least one toggle switch gives thyristor regulating photoelectricity
Road module (M2)；
The MCU power supply circuit module (M6) is for providing power to switch on wall light adjusting circuit (M3).
2. according to claim 1 based on silicon-controlled toggle switch circuit, which is characterized in that the power supply EMC filtering
Input circuit module (M1) includes protector (F1), varistor (RT1), common mode inductance (L4) and differential mode inductance (L1)；Insurance
One end of device (F1) is electrically connected with the end alternating current L, the other end of protector (F1) respectively with varistor (RT1) one
It holds, the crus secunda of differential mode inductance (L1) is electrically connected；Alternating current N-terminal is electric with the other end of varistor (RT1), differential mode respectively
The third foot of sense (L1) is electrically connected；The crus secunda of differential mode inductance (L1) and the crus secunda of common mode inductance (L4) carry out electrically
Connection, the first foot of the 4th foot and differential mode inductance (L1) of common mode inductance (L4) are electrically connected；Thyristor regulating optical circuit mould
Fourth foot of the block (M2) respectively with the third foot of differential mode inductance (L1), differential mode inductance (L1) is electrically connected.
3. according to claim 1 based on silicon-controlled toggle switch circuit, which is characterized in that thyristor regulating optical circuit mould
Block (M2) includes rectifier bridge stack (DB1), the peripheral circuit of rectifier bridge stack (DB1), the first brightness adjustment control chip (U1), the first light modulation
Control peripheral light adjusting circuit, photoelectrical coupler (U3), the peripheral circuit of photoelectrical coupler (U3), the first metal-oxide-semiconductor of chip (U1)
(Q1) and the peripheral light adjusting circuit of the first metal-oxide-semiconductor (Q1)；The peripheral circuit of rectifier bridge stack (DB1) respectively with the first brightness adjustment control core
The peripheral light adjusting circuit of piece (U1), the peripheral light adjusting circuit of the first metal-oxide-semiconductor (Q1) are electrically connected；First brightness adjustment control chip
(U1) it is electrically connected respectively with the peripheral light adjusting circuit of the first metal-oxide-semiconductor (Q1), photoelectrical coupler (U3)；Photoelectrical coupler
(U3) peripheral circuit goes stroboscopic circuit module (M4) to be electrically connected with switch on wall light adjusting circuit (M3), output respectively.
4. according to claim 1 based on silicon-controlled toggle switch circuit, which is characterized in that the switch on wall light modulation
Circuit (M3) includes the outer of at least one second metal-oxide-semiconductor, the second brightness adjustment control chip (U2) and the second brightness adjustment control chip (U2)
Enclose circuit；Second metal-oxide-semiconductor is N-channel MOS pipe；The grid of second brightness adjustment control chip (U2) and each second metal-oxide-semiconductor carries out electricity
Property connection；Anode of the drain electrode of each second metal-oxide-semiconductor correspondingly with external luminous load is electrically connected, but with dial
Code switch circuit module (M5) is electrically connected；Toggle switch circuit module (M5) source electrode with each second metal-oxide-semiconductor respectively
It is electrically connected；The peripheral circuit of second brightness adjustment control chip (U2) electrically connect with controllable silicon light modulation circuit module (M2)
It connects.
5. according to claim 4 based on silicon-controlled toggle switch circuit, which is characterized in that the toggle switch circuit
Module (M5) includes the first toggle switch (SW1) and at least one is equal with the second metal-oxide-semiconductor quantity and one-to-one the
Two toggle switch；The peripheral circuit of the second brightness adjustment control chip (U2) respectively with one end of the first toggle switch (SW1), each
One end of a second toggle switch is electrically connected；The other end of each second toggle switch and one-to-one 2nd MOS
The drain electrode of pipe is electrically connected；The other end of first toggle switch (SW1) and the second brightness adjustment control chip (U2) carry out electrically
Connection.
6. according to claim 4 based on silicon-controlled toggle switch circuit, which is characterized in that the output goes stroboscopic electric
Road module (M4) includes three third metal-oxide-semiconductors, the first filter capacitor (C16), first diode (D8), first resistor (R29), the
One zener diode (ZD2) and the second zener diode (ZD3)；The third metal-oxide-semiconductor is N-channel MOS pipe；Three the 3rd MOS
The drain electrode of pipe carries out electrical short circuit；One end of first resistor (R29) carries out electrically connecting respectively with the drain electrode of each third metal-oxide-semiconductor
It connects, and is electrically connected with the anode of first diode (D8)；The cathode and the first zener diode of first diode (D8)
(ZD2) cathode is electrically connected；The anode of first zener diode (ZD2) respectively with the grid of each third metal-oxide-semiconductor, the
The other end of one resistance (R29), one end of the first filter capacitor (C16), the cathode progress of the second zener diode (ZD3) are electrical
Connection；The other end of first filter capacitor (C16) carries out grounding connection；The source electrode of three third metal-oxide-semiconductors carries out electrical short circuit；The
The anode of two zener diodes (ZD3) carries out electrically with the source electrode of each third metal-oxide-semiconductor, MCU power supply circuit module (M6) respectively
Connection.
7. according to claim 1 based on silicon-controlled toggle switch circuit, which is characterized in that the MCU power supply circuit
Module (M6) includes filter circuit module and divider resistance；The filter circuit module includes the third zener diode being connected in parallel
(ZD4) and the second filter capacitor；One end of the filter circuit module carries out grounding connection；One end of the filter circuit module passes through
The cathode of the divider resistance and external luminous load is electrically connected, and carries out electricity with switch on wall light adjusting circuit (M3)
Property connection.
8. according to claim 7 based on silicon-controlled toggle switch circuit, which is characterized in that the divider resistance is by
One divider resistance (R24) and the second divider resistance (R25) compose in parallel.
9. according to claim 7 based on silicon-controlled toggle switch circuit, which is characterized in that second filter capacitor
It is composed in parallel by third filter capacitor (C18) and the 4th filter capacitor (C17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811028275.0A CN109195249B (en) | 2018-09-04 | 2018-09-04 | Dial switch circuit based on silicon controlled rectifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811028275.0A CN109195249B (en) | 2018-09-04 | 2018-09-04 | Dial switch circuit based on silicon controlled rectifier |
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| Publication Number | Publication Date |
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| CN109195249A true CN109195249A (en) | 2019-01-11 |
| CN109195249B CN109195249B (en) | 2020-11-03 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110087364A (en) * | 2019-05-21 | 2019-08-02 | 江苏宜美照明科技股份有限公司 | LED power circuit |
| CN111854071A (en) * | 2020-06-09 | 2020-10-30 | 海信（山东）空调有限公司 | Switch input circuit and air conditioner |
| CN117202442A (en) * | 2023-09-27 | 2023-12-08 | 无锡市益明光电有限公司 | Light control circuit |
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| CN206851070U (en) * | 2017-01-11 | 2018-01-05 | 珠海市保时源光电科技有限公司 | Without stroboscopic LED drive circuit |
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| CN203851328U (en) * | 2014-03-24 | 2014-09-24 | 佛山市永晨电子科技有限公司 | An LED drive circuit supporting light modulation by a silicon controlled rectifier |
| CN105208743A (en) * | 2015-10-23 | 2015-12-30 | 江苏新广联光电股份有限公司 | Super-long service life drive power supply without stroboflash |
| CN107094326A (en) * | 2016-02-18 | 2017-08-25 | 海洋王（东莞）照明科技有限公司 | LED lamp controls circuit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110087364A (en) * | 2019-05-21 | 2019-08-02 | 江苏宜美照明科技股份有限公司 | LED power circuit |
| CN110087364B (en) * | 2019-05-21 | 2024-03-05 | 江苏宜美照明科技股份有限公司 | LED power supply circuit |
| CN111854071A (en) * | 2020-06-09 | 2020-10-30 | 海信（山东）空调有限公司 | Switch input circuit and air conditioner |
| CN117202442A (en) * | 2023-09-27 | 2023-12-08 | 无锡市益明光电有限公司 | Light control circuit |
| CN117202442B (en) * | 2023-09-27 | 2024-05-10 | 无锡市益明光电有限公司 | Light control circuit |
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|---|---|
| CN109195249B (en) | 2020-11-03 |
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