CN104411066A - Drain electrode driving system for blue ray LED (light-emitting diode) lamp based on multistage power amplification circuit - Google Patents
Drain electrode driving system for blue ray LED (light-emitting diode) lamp based on multistage power amplification circuit Download PDFInfo
- Publication number
- CN104411066A CN104411066A CN201410714602.3A CN201410714602A CN104411066A CN 104411066 A CN104411066 A CN 104411066A CN 201410714602 A CN201410714602 A CN 201410714602A CN 104411066 A CN104411066 A CN 104411066A
- Authority
- CN
- China
- Prior art keywords
- resistance
- power amplifier
- triode
- output
- emitter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The invention discloses a drain electrode driving system for a blue ray LED lamp based on a multistage power amplification circuit. The drain electrode driving system mainly comprises a voltage division switch circuit, a power amplification circuit, and a control switch circuit connected with the voltage division switch circuit, and is characterized in that a beam exciting logic amplification circuit is connected in series between the control switch circuit and the power amplification circuit; a logic protection emitter-coupled amplification circuit is connected in series between the power amplification circuit and the beam exciting logic amplification circuit. The system is not only simple in the overall structure, but also low in power consumption, and the starting time of the system is only one fifth of that of the traditional drain electrode driving circuit.
Description
Technical field
The present invention relates to a kind of LED drive circuit, specifically refer to a kind of blue LED lamp drain drives system based on multiple power levels amplifying circuit.
Background technology
At present, because LED has, energy consumption is low, the feature such as long service life and safety and environmental protection, and it has become one of main product of people's life lighting.Because LED is different from traditional incandescent lamp, therefore its needs are driven by special drive circuit.But, the widely used drain drives circuit of current people due to the irrationality of its project organization, defects such as result in current drain drives circuit and have that energy consumption is higher, current noise comparatively large and start-up time is longer.
Summary of the invention
The object of the invention is to the defect that energy consumption is higher, current noise is comparatively large and start-up time is longer overcoming the existence of current drain drives circuit, a kind of reasonable in design is provided, can effectively reduce energy consumption and current noise, obviously shorten a kind of blue LED lamp drain drives system based on multiple power levels amplifying circuit of start-up time.
Object of the present invention is achieved through the following technical solutions: a kind of blue LED lamp drain drives system based on multiple power levels amplifying circuit, and primarily of partial pressure switch circuit, power amplification circuit and the control switch circuit be connected with partial pressure switch circuit form.Meanwhile, between control switch circuit and power amplification circuit, be serially connected with beam excitation formula logic amplifying circuit, between power amplification circuit and beam excitation formula logic amplifying circuit, be then serially connected with virtual protection emitter-base bandgap grading manifold type amplifying circuit.
Described power amplification circuit is by power amplifier P1, power amplifier P2, power amplifier P3, be serially connected in the resistance R9 between the output of power amplifier P1 and negative input and electric capacity C2, be serially connected in the resistance R10 between the output of power amplifier P2 and electrode input end and electric capacity C3, be serially connected in the resistance R14 between the output of power amplifier P3 and electrode input end, one end is connected with the output of power amplifier P1, the resistance R11 that the other end is connected with the electrode input end of power amplifier P3, one end is connected with the output of power amplifier P2, the resistance R12 that the other end is connected with the negative input of power amplifier P3, one end is connected with the negative input of power amplifier P3, the resistance R13 of other end ground connection, and one end is connected with the negative input of power amplifier P3, the electric capacity C4 of other end ground connection forms.
Described beam excitation formula logic amplifying circuit is primarily of power amplifier P4, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the electrode input end of power amplifier P4, the polar capacitor C5 of positive pole ground connection after optical diode D3, one end is connected with the positive pole of polar capacitor C5, the resistance R15 of other end ground connection after diode D4, positive pole is connected with the tie point of diode D4 with resistance R15, the polar capacitor C7 of minus earth, one end is connected with the negative input of NAND gate IC1, the resistance R16 that the other end is connected with the electrode input end of power amplifier P4, be serially connected in the resistance R17 between the negative input of power amplifier P4 and output, one end is connected with the output of NAND gate IC1, the resistance R18 that the other end is connected with the negative input of NAND gate IC3, positive pole is connected with the output of NAND gate IC2, the electric capacity C6 that negative pole is connected with the negative input of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C7, the resistance R19 that the other end is connected with the negative input of NAND gate IC2 forms, the electrode input end of described NAND gate IC1 is connected with the negative input of power amplifier P4, and its output is connected with the electrode input end of NAND gate IC2, the electrode input end of NAND gate IC3 is connected with the output of power amplifier P, and its output is connected with the electrode input end of power amplifier P2 with the negative input of power amplifier P1 respectively, the electrode input end of described power amplifier P1 is connected with the output of power amplifier P4, described polar capacitor C5 is then connected with control switch circuit respectively with polar capacitor C7.
Described virtual protection emitter-base bandgap grading manifold type amplifying circuit is by triode Q5, triode Q6, power amplifier P5, power amplifier P6, be serially connected in the resistance R20 between the negative input of power amplifier P5 and output, be serially connected in the polar capacitor C10 between the electrode input end of power amplifier P6 and output, be serially connected in the resistance R27 between the electrode input end of power amplifier P5 and the collector electrode of triode Q5, be serially connected in the resistance R21 between the collector electrode of triode Q5 and the base stage of triode Q6, the electric capacity C9 be in parallel with resistance R21, negative pole is connected with the electrode input end of power amplifier P5, the polar capacitor C8 that positive pole is connected with the emitter of triode Q5 after resistance R22, be serially connected in the resistance R23 between the base stage of triode Q6 and the positive pole of polar capacitor C8, positive pole is connected with the emitter of triode Q6, negative pole is in turn through electric capacity C11 that voltage stabilizing didoe D5 is connected with the output of power amplifier P5 after resistance R24, P pole is connected with the output of power amplifier P6, the diode D6 that N pole is connected with the tie point of resistance R24 with voltage stabilizing didoe D5 after resistance R25 through resistance R26, and P pole is connected with the negative pole of electric capacity C11, the voltage stabilizing didoe D7 that N pole is connected with the tie point of resistance R26 with diode D6 forms, the base stage of described triode Q5 is connected with the positive pole of polar capacitor C8, and its emitter is connected with the emitter of triode Q6, and its collector electrode is connected with the negative input of power amplifier P5, the collector electrode of triode Q6 is connected with the negative input of power amplifier P6, and the electrode input end of power amplifier P6 is connected with the output of power amplifier P5, the described positive pole of polar capacitor C8 is connected with the output of NAND gate IC2, and resistance R26 is then connected with the negative input of power amplifier P2 with the tie point of resistance R25.
Described control switch circuit is by triode Q3, triode Q4, be serially connected in the electric capacity C1 between the collector electrode of triode Q3 and emitter, be serially connected in the resistance R8 between the base stage of triode Q4 and emitter, and the resistance R7 that one end is connected with the base stage of triode Q4, the other end is connected with partial pressure switch circuit forms; The emitter of described triode Q3 is connected with the collector electrode of triode Q4, and its base stage is then connected with partial pressure switch circuit; The collector electrode of described triode Q3 is connected with the positive pole of polar capacitor C5, and the emitter of triode Q4 is then connected with the positive pole of polar capacitor C7.
Described partial pressure switch circuit is by triode Q1, triode Q2, be serially connected in the resistance R2 between the base stage of triode Q1 and emitter, be serially connected in the resistance R4 between the base stage of triode Q2 and emitter, be serially connected in the resistance R5 between the collector electrode of triode Q1 and the base stage of triode Q3, the resistance R1 that one end is connected with the base stage of triode Q1, the other end is connected with the base stage of triode Q2 after resistance R3, and the resistance R6 that one end is connected with the collector electrode of triode Q2, the other end is connected with the tie point of resistance R3 with resistance R1 forms; The collector electrode of described triode Q2 is then connected with resistance R7, is all connected with the negative input of power amplifier P2 after the emitter of triode Q1 is connected with the emitter of triode Q2; Resistance R1 is also connected with the collector electrode of triode Q3 with the tie point of resistance R3.
The present invention comparatively prior art compares, and has the following advantages and beneficial effect:
(1) not only overall structure is comparatively simple in the present invention, and its power consumption is lower, is only 1/5 of traditional drains drive circuit start-up time its start-up time.
(2) the present invention effectively can avoid external electromagnetic interference, can reduce current noise significantly.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is virtual protection emitter-base bandgap grading manifold type amplification circuit structure schematic diagram of the present invention.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1, the present invention mainly includes partial pressure switch circuit, control switch circuit, power amplification circuit, beam excitation formula logic amplifying circuit and this five part of virtual protection emitter-base bandgap grading manifold type amplifying circuit.
Wherein, power amplification circuit is by power amplifier P1, and power amplifier P2, power amplifier P3, resistance R9, electric capacity C2, resistance R10, electric capacity C3, resistance R11, resistance R12, resistance R14, resistance R13 and electric capacity C4 are formed.During connection, between the output that resistance R9 and electric capacity C2 is all serially connected in power amplifier P1 and negative input, between the output that resistance R10 and electric capacity C3 is serially connected in power amplifier P2 and electrode input end, between the output that resistance R14 is then serially connected in power amplifier P3 and electrode input end.
One end of resistance R11 is connected with the output of power amplifier P1, and its other end is connected with the electrode input end of power amplifier P3; In like manner, one end of resistance R12 is connected with the output of power amplifier P2, and its other end is then connected with the negative input of power amplifier P3.One end of resistance R13 is connected with the negative input of power amplifier P3, its other end ground connection; And one end of electric capacity C4 is connected with the negative input of power amplifier P3, its other end ground connection.Meanwhile, the negative input of power amplifier P1 is also connected with the electrode input end of power amplifier P2.
Described beam excitation formula logic amplifying circuit is primarily of power amplifier P4, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the electrode input end of power amplifier P4, the polar capacitor C5 of positive pole ground connection after optical diode D3, one end is connected with the positive pole of polar capacitor C5, the resistance R15 of other end ground connection after diode D4, positive pole is connected with the tie point of diode D4 with resistance R15, the polar capacitor C7 of minus earth, one end is connected with the negative input of NAND gate IC1, the resistance R16 that the other end is connected with the electrode input end of power amplifier P4, be serially connected in the resistance R17 between the negative input of power amplifier P4 and output, one end is connected with the output of NAND gate IC1, the resistance R18 that the other end is connected with the negative input of NAND gate IC3, positive pole is connected with the output of NAND gate IC2, the electric capacity C6 that negative pole is connected with the negative input of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C7, the resistance R19 that the other end is connected with the negative input of NAND gate IC2 forms.
Meanwhile, the electrode input end of described NAND gate IC1 is connected with the negative input of power amplifier P4, and its output is connected with the electrode input end of NAND gate IC2; The electrode input end of NAND gate IC3 is connected with the output of power amplifier P, and its output is connected with the electrode input end of power amplifier P2 with the negative input of power amplifier P1 respectively.Now, the electrode input end of this power amplifier P1 is also connected with the output of power amplifier P4.
Described control switch circuit is then by triode Q3, triode Q4, be serially connected in the electric capacity C1 between the collector electrode of triode Q3 and emitter, be serially connected in the resistance R8 between the base stage of triode Q4 and emitter, and the resistance R7 that one end is connected with the base stage of triode Q4, the other end is connected with partial pressure switch circuit forms.
Wherein, the emitter of this triode Q3 will be connected with the collector electrode of triode Q4, and its base stage is then connected with partial pressure switch circuit.The collector electrode of described triode Q3 will be connected with the positive pole of polar capacitor C5, and the emitter of triode Q4 is then connected with the positive pole of polar capacitor C7.
Described partial pressure switch circuit by triode Q1, triode Q2, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, and resistance R6 forms.During connection, between the base stage that resistance R2 is serially connected in triode Q1 and emitter; Between the base stage that resistance R4 is serially connected in triode Q2 and emitter, resistance R5 is then serially connected between the collector electrode of triode Q1 and the base stage of triode Q3.
Meanwhile, one end of resistance R1 is connected with the base stage of triode Q1, and its other end is connected with the base stage of triode Q2 after resistance R3.One end of resistance R6 is connected with the collector electrode of triode Q2, and its other end is connected with the tie point of resistance R3 with resistance R1.
The collector electrode of triode Q2 will be connected with resistance R7, and namely this triode Q2 is connected with the base stage of triode Q4 by resistance R7.Meanwhile, the emitter of triode Q1 is also connected with the emitter of triode Q2, and the emitter of triode Q1 is also all connected with the negative input of power amplifier P2 with the emitter of triode Q2.The collector electrode of triode Q3 is then connected with the tie point of resistance R3 with resistance R1.
The structure of described virtual protection emitter-base bandgap grading manifold type amplifying circuit as shown in Figure 2, it is by triode Q5, triode Q6, power amplifier P5, power amplifier P6, be serially connected in the resistance R20 between the negative input of power amplifier P5 and output, be serially connected in the polar capacitor C10 between the electrode input end of power amplifier P6 and output, be serially connected in the resistance R27 between the electrode input end of power amplifier P5 and the collector electrode of triode Q5, be serially connected in the resistance R21 between the collector electrode of triode Q5 and the base stage of triode Q6, the electric capacity C9 be in parallel with resistance R21, negative pole is connected with the electrode input end of power amplifier P5, the polar capacitor C8 that positive pole is connected with the emitter of triode Q5 after resistance R22, be serially connected in the resistance R23 between the base stage of triode Q6 and the positive pole of polar capacitor C8, positive pole is connected with the emitter of triode Q6, negative pole is in turn through electric capacity C11 that voltage stabilizing didoe D5 is connected with the output of power amplifier P5 after resistance R24, P pole is connected with the output of power amplifier P6, the diode D6 that N pole is connected with the tie point of resistance R24 with voltage stabilizing didoe D5 after resistance R25 through resistance R26, and P pole is connected with the negative pole of electric capacity C11, the voltage stabilizing didoe D7 that N pole is connected with the tie point of resistance R26 with diode D6 forms.
Meanwhile, the base stage of described triode Q5 is connected with the positive pole of polar capacitor C8, and its emitter is connected with the emitter of triode Q6, and its collector electrode is connected with the negative input of power amplifier P5; The collector electrode of triode Q6 is connected with the negative input of power amplifier P6, and the electrode input end of power amplifier P6 is connected with the output of power amplifier P5.
When connecting, the described positive pole of polar capacitor C8 is connected with the output of NAND gate IC2, and resistance R26 is then connected with the negative input of power amplifier P2 with the tie point of resistance R25.
For guaranteeing result of use of the present invention, in the present invention, the resistance of resistance R1 is identical with the resistance of resistance R2, is 15K Ω; The resistance of resistance R3 is identical with the resistance of resistance R4, is 20 K Ω.Resistance R5, resistance R6, resistance R7 are identical with the resistance of resistance R8, are 10 K Ω.Wherein, electric capacity C2 and electric capacity C3 is patch capacitor.And the resistance of resistance R11, resistance R12, resistance R13 and resistance R14 is 15 K Ω.
As mentioned above, just the present invention can well be realized.
Claims (3)
1. the drain drives system of the blue LED lamp based on multiple power levels amplifying circuit, primarily of partial pressure switch circuit, power amplification circuit and the control switch circuit be connected with partial pressure switch circuit form, it is characterized in that, between control switch circuit and power amplification circuit, be serially connected with beam excitation formula logic amplifying circuit, between power amplification circuit and beam excitation formula logic amplifying circuit, be then serially connected with virtual protection emitter-base bandgap grading manifold type amplifying circuit, described power amplification circuit is by power amplifier P1, power amplifier P2, power amplifier P3, be serially connected in the resistance R9 between the output of power amplifier P1 and negative input and electric capacity C2, be serially connected in the resistance R10 between the output of power amplifier P2 and electrode input end and electric capacity C3, be serially connected in the resistance R14 between the output of power amplifier P3 and electrode input end, one end is connected with the output of power amplifier P1, the resistance R11 that the other end is connected with the electrode input end of power amplifier P3, one end is connected with the output of power amplifier P2, the resistance R12 that the other end is connected with the negative input of power amplifier P3, one end is connected with the negative input of power amplifier P3, the resistance R13 of other end ground connection, and one end is connected with the negative input of power amplifier P3, the electric capacity C4 of other end ground connection forms,
Described beam excitation formula logic amplifying circuit is primarily of power amplifier P4, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the electrode input end of power amplifier P4, the polar capacitor C5 of positive pole ground connection after optical diode D3, one end is connected with the positive pole of polar capacitor C5, the resistance R15 of other end ground connection after diode D4, positive pole is connected with the tie point of diode D4 with resistance R15, the polar capacitor C7 of minus earth, one end is connected with the negative input of NAND gate IC1, the resistance R16 that the other end is connected with the electrode input end of power amplifier P4, be serially connected in the resistance R17 between the negative input of power amplifier P4 and output, one end is connected with the output of NAND gate IC1, the resistance R18 that the other end is connected with the negative input of NAND gate IC3, positive pole is connected with the output of NAND gate IC2, the electric capacity C6 that negative pole is connected with the negative input of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C7, the resistance R19 that the other end is connected with the negative input of NAND gate IC2 forms, the electrode input end of described NAND gate IC1 is connected with the negative input of power amplifier P4, and its output is connected with the electrode input end of NAND gate IC2, the electrode input end of NAND gate IC3 is connected with the output of power amplifier P, and its output is connected with the electrode input end of power amplifier P2 with the negative input of power amplifier P1 respectively, the electrode input end of described power amplifier P1 is connected with the output of power amplifier P4, described polar capacitor C5 is then connected with control switch circuit respectively with polar capacitor C7,
Described virtual protection emitter-base bandgap grading manifold type amplifying circuit is by triode Q5, triode Q6, power amplifier P5, power amplifier P6, be serially connected in the resistance R20 between the negative input of power amplifier P5 and output, be serially connected in the polar capacitor C10 between the electrode input end of power amplifier P6 and output, be serially connected in the resistance R27 between the electrode input end of power amplifier P5 and the collector electrode of triode Q5, be serially connected in the resistance R21 between the collector electrode of triode Q5 and the base stage of triode Q6, the electric capacity C9 be in parallel with resistance R21, negative pole is connected with the electrode input end of power amplifier P5, the polar capacitor C8 that positive pole is connected with the emitter of triode Q5 after resistance R22, be serially connected in the resistance R23 between the base stage of triode Q6 and the positive pole of polar capacitor C8, positive pole is connected with the emitter of triode Q6, negative pole is in turn through electric capacity C11 that voltage stabilizing didoe D5 is connected with the output of power amplifier P5 after resistance R24, P pole is connected with the output of power amplifier P6, the diode D6 that N pole is connected with the tie point of resistance R24 with voltage stabilizing didoe D5 after resistance R25 through resistance R26, and P pole is connected with the negative pole of electric capacity C11, the voltage stabilizing didoe D7 that N pole is connected with the tie point of resistance R26 with diode D6 forms, the base stage of described triode Q5 is connected with the positive pole of polar capacitor C8, and its emitter is connected with the emitter of triode Q6, and its collector electrode is connected with the negative input of power amplifier P5, the collector electrode of triode Q6 is connected with the negative input of power amplifier P6, and the electrode input end of power amplifier P6 is connected with the output of power amplifier P5, the described positive pole of polar capacitor C8 is connected with the output of NAND gate IC2, and resistance R26 is then connected with the negative input of power amplifier P2 with the tie point of resistance R25.
2. a kind of blue LED lamp drain drives system based on multiple power levels amplifying circuit according to claim 1, it is characterized in that, described control switch circuit is by triode Q3, triode Q4, be serially connected in the electric capacity C1 between the collector electrode of triode Q3 and emitter, be serially connected in the resistance R8 between the base stage of triode Q4 and emitter, and the resistance R7 that one end is connected with the base stage of triode Q4, the other end is connected with partial pressure switch circuit forms; The emitter of described triode Q3 is connected with the collector electrode of triode Q4, and its base stage is then connected with partial pressure switch circuit; The collector electrode of described triode Q3 is connected with the positive pole of polar capacitor C5, and the emitter of triode Q4 is then connected with the positive pole of polar capacitor C7.
3. a kind of blue LED lamp drain drives system based on multiple power levels amplifying circuit according to claim 2, it is characterized in that, described partial pressure switch circuit is by triode Q1, triode Q2, be serially connected in the resistance R2 between the base stage of triode Q1 and emitter, be serially connected in the resistance R4 between the base stage of triode Q2 and emitter, be serially connected in the resistance R5 between the collector electrode of triode Q1 and the base stage of triode Q3, one end is connected with the base stage of triode Q1, the resistance R1 that the other end is connected with the base stage of triode Q2 after resistance R3, and one end is connected with the collector electrode of triode Q2, the resistance R6 that the other end is connected with the tie point of resistance R3 with resistance R1 forms, the collector electrode of described triode Q2 is then connected with resistance R7, is all connected with the negative input of power amplifier P2 after the emitter of triode Q1 is connected with the emitter of triode Q2, resistance R1 is also connected with the collector electrode of triode Q3 with the tie point of resistance R3.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410714602.3A CN104411066A (en) | 2014-11-28 | 2014-11-28 | Drain electrode driving system for blue ray LED (light-emitting diode) lamp based on multistage power amplification circuit |
| CN201510325210.2A CN104968092A (en) | 2014-11-28 | 2015-06-12 | LED filtering amplification drain electrode driving system based on multistage power amplification circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410714602.3A CN104411066A (en) | 2014-11-28 | 2014-11-28 | Drain electrode driving system for blue ray LED (light-emitting diode) lamp based on multistage power amplification circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104411066A true CN104411066A (en) | 2015-03-11 |
Family
ID=52648646
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410714602.3A Pending CN104411066A (en) | 2014-11-28 | 2014-11-28 | Drain electrode driving system for blue ray LED (light-emitting diode) lamp based on multistage power amplification circuit |
| CN201510325210.2A Pending CN104968092A (en) | 2014-11-28 | 2015-06-12 | LED filtering amplification drain electrode driving system based on multistage power amplification circuit |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510325210.2A Pending CN104968092A (en) | 2014-11-28 | 2015-06-12 | LED filtering amplification drain electrode driving system based on multistage power amplification circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104411066A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902642A (en) * | 2014-11-27 | 2015-09-09 | 成都雷克尔科技有限公司 | Logic-protection-amplification-circuit-based protection type drain electrode drive system of LED lamp |
-
2014
- 2014-11-28 CN CN201410714602.3A patent/CN104411066A/en active Pending
-
2015
- 2015-06-12 CN CN201510325210.2A patent/CN104968092A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902642A (en) * | 2014-11-27 | 2015-09-09 | 成都雷克尔科技有限公司 | Logic-protection-amplification-circuit-based protection type drain electrode drive system of LED lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104968092A (en) | 2015-10-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104869722A (en) | Grid drive system of light beam excitation type based on gate drive | |
| CN104411066A (en) | Drain electrode driving system for blue ray LED (light-emitting diode) lamp based on multistage power amplification circuit | |
| CN204335049U (en) | A kind of blue LED lamp drain drives system based on multiple power levels amplifying circuit | |
| CN104411062A (en) | Double-power amplification type drain electrode driving system for LED lamp with blue rays | |
| CN204335051U (en) | A kind of raster data model system based on beam excitation and virtual protection formula | |
| CN204316817U (en) | The two power amplification formula drain drives system of a kind of blue LED lamp | |
| CN104470108A (en) | Novel blue-LED lamp drain electrode drive system based on logic protection amplifying circuit | |
| CN104853510A (en) | Blue-light LED lamp drain electrode driving system based on gate driving | |
| CN204335038U (en) | A kind of novel blue light LED drain drives system of logic-based protection amplifying circuit | |
| CN104853505A (en) | Energy-saving power amplification type grid driving system based on gate driving | |
| CN204362349U (en) | A kind of blue LED lamp drain drives system based on double poweroutputamplification | |
| CN204335050U (en) | A kind of blue LED lamp drain drives system of logic-based protection emitter-base bandgap grading manifold type | |
| CN204305404U (en) | Based on the raster data model system of beam excitation formula switch power amplifying circuit | |
| CN204316811U (en) | A kind of raster data model system of logic-based protection amplifying circuit | |
| CN104640310A (en) | Drain driving system for blue light LED lamp on basis of double-power amplifying circuit | |
| CN204316800U (en) | A kind of blue LED lamp excitation formula drain drives system | |
| CN204335031U (en) | A kind of logic control system of the virtual protection amplifying type based on source follower | |
| CN204316801U (en) | A kind of switch power amplifies trigger-type blue LED lamp drain drives system | |
| CN204335040U (en) | A kind of non-linear drain drives system of blue LED lamp of logic-based protection amplifying circuit | |
| CN204316785U (en) | A kind of blue LED lamp drain drives system | |
| CN204392624U (en) | A kind of new power amplifying type logic control system | |
| CN204335035U (en) | A kind of logic control system based on multiple power levels amplifying circuit | |
| CN204316783U (en) | A kind of power amplification formula logic control circuit based on source follower | |
| CN204316805U (en) | A kind of power amplification formula logic control system of novel source follower | |
| CN204316820U (en) | The control system of a kind of logic-based protection emitter-coupled circuit and excitation formula logical circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150311 |