CN104853510A - Blue-light LED lamp drain electrode driving system based on gate driving - Google Patents
Blue-light LED lamp drain electrode driving system based on gate driving Download PDFInfo
- Publication number
- CN104853510A CN104853510A CN201510307178.5A CN201510307178A CN104853510A CN 104853510 A CN104853510 A CN 104853510A CN 201510307178 A CN201510307178 A CN 201510307178A CN 104853510 A CN104853510 A CN 104853510A
- Authority
- CN
- China
- Prior art keywords
- triode
- resistance
- pole
- power amplifier
- electric capacity
- 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
Landscapes
- Amplifiers (AREA)
Abstract
The invention discloses a blue-light LED lamp drain electrode driving system based on gate driving. The system is composed of a voltage dividing switch circuit, a control switch circuit connected with the output end of the voltage dividing switch circuit, a nonlinear trigger circuit connected with the output end of the control switch circuit, a switch power amplification circuit connected with the output end of the nonlinear trigger circuit, and a light beam excitation type logic amplification circuit arranged at the output end of the switch power amplification circuit, and is characterized in that the a gate driving circuit is also arranged between the voltage dividing switch circuit and the switch power amplifications circuit. The system provided by the invention innovatively carries out joint application of the nonlinear trigger circuit and the switch power amplification circuit, can ensure the nonlinearity characteristic of the nonlinear trigger circuit, can also provide safe and reliable trigger voltage for the switch power amplification circuit, at the same time, can shorten the starting time through the gate driving circuit and enables the starting time of the system to be only one fifth of the starting time of a conventional 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 gate-drive.
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 gate-drive 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 gate-drive, it is by partial pressure switch circuit, the control switch circuit be connected with the output of partial pressure switch circuit, the non-linear circuits for triggering be connected with the output of control switch circuit, the switch power amplifying circuit be connected with the output of non-linear circuits for triggering, be arranged on the beam excitation formula logic amplifying circuit of switch power amplification circuit output end, and the gate drive circuit be arranged between partial pressure switch circuit and switch power amplifying circuit forms.
Further, described gate drive circuit is by triode Q10, triode Q11, field effect transistor MOS1, unidirectional thyristor D7, negative pole is connected with the base stage of triode Q11, the electric capacity C12 that positive pole is then connected with partial pressure switch circuit, the resistance R29 be in parallel with electric capacity C12, one end is connected with the positive pole of electric capacity C12, the resistance R27 of ground connection while the other end is then connected with the emitter of triode Q11, one end is connected with the collector electrode of triode Q10, the resistance R26 that the other end is then connected with the positive pole of electric capacity C12, be serially connected in the resistance R28 between the collector electrode of triode Q10 and base stage, N pole is connected with the collector electrode of triode Q11, the diode D6 that P pole is then connected with the grid of field effect transistor MOS1 after resistance R30, positive pole is connected with the emitter of triode Q11, the electric capacity C13 that negative pole is then connected with the grid of field effect transistor MOS1 after resistance R31, positive pole is connected with the negative pole of electric capacity C13, the electric capacity C14 that negative pole is then connected with the P pole of unidirectional thyristor D7, and positive pole is connected with the control pole of unidirectional thyristor D7, the electric capacity C15 that negative pole is then connected with switch power amplifying circuit forms, the base stage of described triode Q10 is connected with the collector electrode of triode Q11, its emitter is then connected with the P pole of diode D6, grounded drain, its source electrode of described field effect transistor MOS1 are then connected with the N pole of unidirectional thyristor D7.
Described switch power amplifying 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, base stage is connected with the output of power amplifier P1, the triode Q7 that collector electrode is connected with the electrode input end of power amplifier P3 after resistance R20, base stage is connected with the emitter of triode Q7, the triode Q8 that collector electrode is connected with the negative input of power amplifier P3 after resistance R19, base stage is connected with the output of power amplifier P2 after resistance R11, the triode Q9 that collector electrode is connected with the base stage of triode Q8 after resistance R14, positive pole is connected with the negative input of power amplifier P3, and negative pole is connected with the emitter of triode Q8 and the electric capacity C8 of ground connection, the electric capacity C4 be in parallel with resistance R11, one end is connected with the base stage of triode Q9, the resistance R12 of the external-4V voltage of the other end, one end is connected with the emitter of triode Q9, the resistance R13 of the external-4V voltage of the other end, the electric capacity C7 be in parallel with resistance R13, and N pole is connected with the collector electrode of triode Q7, the diode D3 of the extremely external-4V voltage of P forms, the electrode input end of described power amplifier P1 is connected with the output of non-linear circuits for triggering respectively with the negative input of power amplifier P2, and the negative input of this power amplifier P1 is also connected with the electrode input end of power amplifier P2, the output of power amplifier P2 is then also connected with the negative pole of electric capacity C15.
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 C9 of positive pole ground connection after optical diode D4, one end is connected with the positive pole of polar capacitor C9, the resistance R25 of other end ground connection after diode D5, positive pole is connected with the tie point of diode D5 with resistance R25, the polar capacitor C11 of minus earth, one end is connected with the negative input of NAND gate IC1, the resistance R21 that the other end is connected with the negative input of power amplifier P4, be serially connected in the resistance R22 between the negative input of power amplifier P4 and output, one end is connected with the output of NAND gate IC1, the resistance R23 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 C10 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 C11, the resistance R24 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, and the electrode input end of NAND gate IC3 is connected with the output of power amplifier P4, the positive pole of described polar capacitor C11 is then connected with the emitter of triode Q9, the positive pole of described polar capacitor C9 is also connected with the output of power amplifier P3.
Described non-linear circuits for triggering are by triode Q5, triode Q6, one end is connected with the collector electrode of triode Q5, the resistance R15 that the other end is connected with the base stage of triode Q6 after resistance R16, one end is connected with the collector electrode of triode Q6, the resistance R18 that the other end is connected with the base stage of triode Q5 after resistance R17, be serially connected in the electric capacity C5 between the collector electrode of triode Q5 and the base stage of triode Q6, be serially connected in the electric capacity C6 between the collector electrode of triode Q6 and the base stage of triode Q5, N pole is connected with the tie point of resistance R16 with resistance R15, the diode D2 that P pole is then connected with the collector electrode of triode Q6, and N pole is connected with the tie point of resistance R18 with resistance R17, the diode D1 that P pole is connected with the collector electrode of triode Q5 forms, the electrode input end of described power amplifier P1 is connected with the emitter of triode Q5, and the negative input of power amplifier P2 is connected with the emitter of triode Q6, the P pole of described diode D1 is connected with the output of control switch circuit respectively with the P pole of diode D2.
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 P pole of diode D1, and the emitter of triode Q4 is then connected with the P pole of diode D2.
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 the base stage of triode Q4 after resistance R7, and its emitter is then connected with the positive pole of electric capacity C12; Be connected with the emitter of triode Q4 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 can improve start-up time by the effect of gate drive circuit, makes to be only start-up time of the present invention 1/5 of traditional drains drive circuit start-up time.
(2) the present invention effectively can avoid external electromagnetic interference, can reduce current noise significantly.
(3) initiative of the present invention by non-linear circuits for triggering and switch power amplifying circuit conbined usage, non-linear circuits for triggering nonlinear characteristic can not only be guaranteed, and safe and reliable trigger voltage can also be provided for switch power amplifying circuit, significantly can reduce the interference of electromagnetic pulse, guarantee the stable performance of switch power amplifying circuit.
(4) switch power amplifying circuit of the present invention has switch control functions, automatically can open and rupturing duty enlarging function according to the input signal of outside, can guarantee that himself can not damage because of foreign current sudden change, thus guarantee its useful life.
Accompanying drawing explanation
Fig. 1 is overall 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 is by partial pressure switch circuit, the control switch circuit be connected with the output of partial pressure switch circuit, the non-linear circuits for triggering be connected with the output of control switch circuit, the switch power amplifying circuit be connected with the output of non-linear circuits for triggering, be arranged on the beam excitation formula logic amplifying circuit of switch power amplification circuit output end, and the gate drive circuit be arranged between partial pressure switch circuit and switch power amplifying circuit forms.
As shown in Figure 1, this switch power amplifying circuit by power amplifier P1, power amplifier P2, power amplifier P3, triode Q7, triode Q8, triode Q9, resistance R9, electric capacity C2, resistance R10, electric capacity C3, resistance R11, resistance R12, resistance R13, resistance R14, resistance R19, resistance R20, electric capacity C4, electric capacity C7, electric capacity C8 and diode D3 form.
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 then all serially connected in power amplifier P2 and electrode input end.That is, resistance R9 and electric capacity C2 forms a RC filter circuit, and resistance R10 and electric capacity C3 forms a RC filter circuit.Meanwhile, when the RC filter circuit be made up of resistance R9 and electric capacity C2 is serially connected between the output of power amplifier P1 and negative input, it can also use as feedback circuit for power amplifier P1; In like manner, when the RC filter circuit be made up of resistance R10 and electric capacity C3 is serially connected between the electrode input end of power amplifier P2 and output, it can also use as feedback circuit for power amplifier P2.The negative input of this power amplifier P1 must be connected with the electrode input end of power amplifier P2, to guarantee that power amplifier P1 and power amplifier P2 can normally use.The output of power amplifier P2 then needs to be connected with the output of gate drive circuit.
The base stage of described triode Q7 is connected with the output of power amplifier P1, and its collector electrode is being connected with the electrode input end of power amplifier P3 after resistance R20, and its emitter is then connected with the base stage of triode Q8; The base stage of triode Q8 is then connected with the collector electrode of triode Q9 after resistance R14, and the collector electrode of triode Q8 is then connected with the negative input of power amplifier P3 after resistance R19.Meanwhile, the positive pole of electric capacity C8 is connected with the negative input of power amplifier P3, and its negative pole is then connected with the emitter of triode Q8 and ground connection.
The base stage of triode Q9 is connected with the output of power amplifier P2 after resistance R11, and electric capacity C4 and resistance R11 is in parallel, and one end of resistance R12 is connected with the base stage of triode Q9, the external-4V voltage of the other end.Meanwhile, one end of resistance R13 is connected with the emitter of triode Q9, and its other end is external-4V voltage too, and electric capacity C7 is then in parallel with resistance R13.
The N pole of described diode D3 is connected with the collector electrode of triode Q7, the voltage of the extremely external-4V of its P, so that by this diode D3 for triode Q7 provides bias voltage.Meanwhile, the collector electrode of triode Q8 then needs the voltage of external+10V, to provide enough input voltages for power amplifier P3.
Described beam excitation formula logic amplifying circuit is then 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 C9 of positive pole ground connection after optical diode D4, one end is connected with the positive pole of polar capacitor C9, the resistance R25 of other end ground connection after diode D5, positive pole is connected with the tie point of diode D5 with resistance R25, the polar capacitor C11 of minus earth, one end is connected with the negative input of NAND gate IC1, the resistance R21 that the other end is connected with the negative input of power amplifier P4, be serially connected in the resistance R22 between the negative input of power amplifier P4 and output, one end is connected with the output of NAND gate IC1, the resistance R23 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 C10 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 C11, the resistance R24 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, and the electrode input end of NAND gate IC3 is connected with the output of power amplifier P4; The positive pole of described polar capacitor C11 is then connected with the emitter of triode Q9.
Described non-linear circuits for triggering then by triode Q5, triode Q6, resistance R15, resistance R16, resistance R17, resistance R18, electric capacity C5, electric capacity C6, and diode D1 and diode D2 forms.Wherein, one end of resistance R15 is connected with the collector electrode of triode Q5, and its other end is connected with the base stage of triode Q6 after resistance R16; One end of resistance R18 is connected with the collector electrode of triode Q6, and its other end is connected with the base stage of triode Q5 after resistance R17; Electric capacity C5 is serially connected between the collector electrode of triode Q5 and the base stage of triode Q6, and electric capacity C6 is then serially connected between the collector electrode of triode Q6 and the base stage of triode Q5.
For guaranteeing effect, the negative pole of this electric capacity C5 must be connected with the collector electrode of triode Q5, and its positive pole then will be connected with the base stage of triode Q6; The positive pole of electric capacity C6 then will be connected with the collector electrode of triode Q6, and its negative pole is then connected with the base stage of triode Q5.Meanwhile, this electric capacity C5 and electric capacity C6 is all preferential is realized by patch capacitor.
The N pole of diode D1 is connected with the tie point of resistance R18 with resistance R17, and its P pole is connected with the collector electrode of triode Q5; The N pole of diode D2 is connected with the tie point of resistance R16 with resistance R15, and its P pole is then connected with the collector electrode of triode Q6.Meanwhile, the emitter of this triode Q5 will be connected with the electrode input end of power amplifier P1, and the emitter of triode Q6 then will be connected with the negative input of power amplifier P2.
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 is connected with the collector electrode of triode Q5, and the emitter of triode Q4 is then connected with the collector electrode of triode Q6.
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 is connected with the base stage of triode Q4 after resistance R7, and its emitter is then connected with gate drive circuit.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.
Gate drive circuit is by triode Q10, and triode Q11, field effect transistor MOS1, unidirectional thyristor D7, resistance R26, resistance R27, resistance R28, resistance R29, resistance R30, resistance R31, electric capacity C12, electric capacity C13, electric capacity C14, electric capacity C15 and diode D6 form.
During connection, the negative pole of electric capacity C12 is connected with the base stage of triode Q11, its positive pole is then connected with partial pressure switch circuit, resistance R29 is then in parallel with electric capacity C12, one end of resistance R27 is connected with the positive pole of electric capacity C12, ground connection while its other end is then connected with the emitter of triode Q11, one end of resistance R26 is connected with the collector electrode of triode Q10, its other end is then connected with the positive pole of electric capacity C12, between the collector electrode that resistance R28 is serially connected in triode Q10 and base stage, the N pole of diode D6 is connected with the collector electrode of triode Q11, its P pole is then connected with the grid of field effect transistor MOS1 after resistance R30, the positive pole of electric capacity C13 is connected with the emitter of triode Q11, its negative pole is then connected with the grid of field effect transistor MOS1 after resistance R31, the positive pole of electric capacity C14 is connected with the negative pole of electric capacity C13, its negative pole is then connected with the P pole of unidirectional thyristor D7, the positive pole of electric capacity C15 is connected with the control pole of unidirectional thyristor D7, its negative pole is then connected with switch power amplifying circuit.
Meanwhile, the base stage of described triode Q10 is connected with the collector electrode of triode Q11, its emitter is then connected with the P pole of diode D6.Grounded drain, its source electrode of described field effect transistor MOS1 are then connected with the N pole of unidirectional thyristor D7.
Wherein, electric capacity C12 and resistance R29 forms a reshaper, and the amplifier that voltage signal is made up of triode Q11 and triode Q10 and diode D6 after reshaper shaping again amplifies.This triode Q11 preferentially adopts NPN type triode, and triode Q10 then preferentially adopts PNP type triode, so then can provide enough gate currents, better to trigger field effect transistor MOS1.Meanwhile, in order to eliminate the oscillatory occurences that may occur, the electric capacity C13 in this gate drive circuit, electric capacity C14 and resistance R31 then form a damping filter, and it is for oscillation-damped phenomenon.
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 20K Ω.Resistance R5, resistance R6, resistance R7 are identical with the resistance of resistance R8, are 10K Ω.Wherein, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5 and electric capacity C6 are patch capacitor, and electric capacity C1 and electric capacity C7 is then electrochemical capacitor.And the resistance of resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17 and resistance R18 is 15K Ω; The resistance of resistance R19, resistance R20 is then 5K Ω.
As mentioned above, just the present invention can well be realized.
Claims (5)
1. the drain drives system of the blue LED lamp based on gate-drive, it is by partial pressure switch circuit, the control switch circuit be connected with the output of partial pressure switch circuit, the non-linear circuits for triggering be connected with the output of control switch circuit, the switch power amplifying circuit be connected with the output of non-linear circuits for triggering, and the beam excitation formula logic amplifying circuit composition being arranged on switch power amplification circuit output end, it is characterized in that: between partial pressure switch circuit and switch power amplifying circuit, be also provided with gate drive circuit, described gate drive circuit is by triode Q10, triode Q11, field effect transistor MOS1, unidirectional thyristor D7, negative pole is connected with the base stage of triode Q11, the electric capacity C12 that positive pole is then connected with partial pressure switch circuit, the resistance R29 be in parallel with electric capacity C12, one end is connected with the positive pole of electric capacity C12, the resistance R27 of ground connection while the other end is then connected with the emitter of triode Q11, one end is connected with the collector electrode of triode Q10, the resistance R26 that the other end is then connected with the positive pole of electric capacity C12, be serially connected in the resistance R28 between the collector electrode of triode Q10 and base stage, N pole is connected with the collector electrode of triode Q11, the diode D6 that P pole is then connected with the grid of field effect transistor MOS1 after resistance R30, positive pole is connected with the emitter of triode Q11, the electric capacity C13 that negative pole is then connected with the grid of field effect transistor MOS1 after resistance R31, positive pole is connected with the negative pole of electric capacity C13, the electric capacity C14 that negative pole is then connected with the P pole of unidirectional thyristor D7, and positive pole is connected with the control pole of unidirectional thyristor D7, the electric capacity C15 that negative pole is then connected with switch power amplifying circuit forms, the base stage of described triode Q10 is connected with the collector electrode of triode Q11, its emitter is then connected with the P pole of diode D6, grounded drain, its source electrode of described field effect transistor MOS1 are then connected with the N pole of unidirectional thyristor D7.
2. a kind of blue LED lamp drain drives system based on gate-drive according to claim 1, it is characterized in that, described switch power amplifying 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, base stage is connected with the output of power amplifier P1, the triode Q7 that collector electrode is connected with the electrode input end of power amplifier P3 after resistance R20, base stage is connected with the emitter of triode Q7, the triode Q8 that collector electrode is connected with the negative input of power amplifier P3 after resistance R19, base stage is connected with the output of power amplifier P2 after resistance R11, the triode Q9 that collector electrode is connected with the base stage of triode Q8 after resistance R14, positive pole is connected with the negative input of power amplifier P3, and negative pole is connected with the emitter of triode Q8 and the electric capacity C8 of ground connection, the electric capacity C4 be in parallel with resistance R11, one end is connected with the base stage of triode Q9, the resistance R12 of the external-4V voltage of the other end, one end is connected with the emitter of triode Q9, the resistance R13 of the external-4V voltage of the other end, the electric capacity C7 be in parallel with resistance R13, and N pole is connected with the collector electrode of triode Q7, the diode D3 of the extremely external-4V voltage of P forms, the electrode input end of described power amplifier P1 is connected with the output of non-linear circuits for triggering respectively with the negative input of power amplifier P2, and the negative input of this power amplifier P1 is also connected with the electrode input end of power amplifier P2, the output of power amplifier P2 is then also connected with the negative pole of electric capacity C15,
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 C9 of positive pole ground connection after optical diode D4, one end is connected with the positive pole of polar capacitor C9, the resistance R25 of other end ground connection after diode D5, positive pole is connected with the tie point of diode D5 with resistance R25, the polar capacitor C11 of minus earth, one end is connected with the negative input of NAND gate IC1, the resistance R21 that the other end is connected with the negative input of power amplifier P4, be serially connected in the resistance R22 between the negative input of power amplifier P4 and output, one end is connected with the output of NAND gate IC1, the resistance R23 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 C10 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 C11, the resistance R24 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, and the electrode input end of NAND gate IC3 is connected with the output of power amplifier P4, the positive pole of described polar capacitor C11 is then connected with the emitter of triode Q9, the positive pole of described polar capacitor C9 is also connected with the output of power amplifier P3.
3. a kind of blue LED lamp drain drives system based on gate-drive according to claim 2, it is characterized in that, described non-linear circuits for triggering are by triode Q5, triode Q6, one end is connected with the collector electrode of triode Q5, the resistance R15 that the other end is connected with the base stage of triode Q6 after resistance R16, one end is connected with the collector electrode of triode Q6, the resistance R18 that the other end is connected with the base stage of triode Q5 after resistance R17, be serially connected in the electric capacity C5 between the collector electrode of triode Q5 and the base stage of triode Q6, be serially connected in the electric capacity C6 between the collector electrode of triode Q6 and the base stage of triode Q5, N pole is connected with the tie point of resistance R16 with resistance R15, the diode D2 that P pole is then connected with the collector electrode of triode Q6, and N pole is connected with the tie point of resistance R18 with resistance R17, the diode D1 that P pole is connected with the collector electrode of triode Q5 forms, the electrode input end of described power amplifier P1 is connected with the emitter of triode Q5, and the negative input of power amplifier P2 is connected with the emitter of triode Q6, the P pole of described diode D1 is connected with the output of control switch circuit respectively with the P pole of diode D2.
4. a kind of blue LED lamp drain drives system based on gate-drive according to claim 3, 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 P pole of diode D1, and the emitter of triode Q4 is then connected with the P pole of diode D2.
5. a kind of blue LED lamp drain drives system based on gate-drive according to claim 4, 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 the base stage of triode Q4 after resistance R7, and its emitter is then connected with the positive pole of electric capacity C12, be connected with the emitter of triode Q4 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510307178.5A CN104853510A (en) | 2014-11-25 | 2015-06-06 | Blue-light LED lamp drain electrode driving system based on gate driving |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410687605.2A CN104394630A (en) | 2014-11-25 | 2014-11-25 | Drain driving system for switching power amplifying triggered blue light LED lamp |
| CN2014106876052 | 2014-11-25 | ||
| CN201510307178.5A CN104853510A (en) | 2014-11-25 | 2015-06-06 | Blue-light LED lamp drain electrode driving system based on gate driving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104853510A true CN104853510A (en) | 2015-08-19 |
Family
ID=52612444
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410687605.2A Pending CN104394630A (en) | 2014-11-25 | 2014-11-25 | Drain driving system for switching power amplifying triggered blue light LED lamp |
| CN201510307178.5A Pending CN104853510A (en) | 2014-11-25 | 2015-06-06 | Blue-light LED lamp drain electrode driving system based on gate driving |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410687605.2A Pending CN104394630A (en) | 2014-11-25 | 2014-11-25 | Drain driving system for switching power amplifying triggered blue light LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104394630A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104394630A (en) * | 2014-11-25 | 2015-03-04 | 成都创图科技有限公司 | Drain driving system for switching power amplifying triggered blue light LED lamp |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101868094A (en) * | 2010-06-22 | 2010-10-20 | 海洋王照明科技股份有限公司 | LED driving circuit and LED lamp |
| CN101959351A (en) * | 2010-10-15 | 2011-01-26 | 上海小糸车灯有限公司 | P-MOS tube driving circuit and driving method thereof |
| US20120293219A1 (en) * | 2011-05-18 | 2012-11-22 | Fsp-Powerland Technology Inc. | Bootstrap gate driver |
| CN103308206A (en) * | 2013-05-14 | 2013-09-18 | 太原理工大学 | Thermal resistance isolation unit for temperature measurement |
| CN103347329A (en) * | 2013-06-22 | 2013-10-09 | 潍坊晶兰电源技术有限公司 | LED driving circuit |
| CN104394630A (en) * | 2014-11-25 | 2015-03-04 | 成都创图科技有限公司 | Drain driving system for switching power amplifying triggered blue light LED lamp |
-
2014
- 2014-11-25 CN CN201410687605.2A patent/CN104394630A/en active Pending
-
2015
- 2015-06-06 CN CN201510307178.5A patent/CN104853510A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101868094A (en) * | 2010-06-22 | 2010-10-20 | 海洋王照明科技股份有限公司 | LED driving circuit and LED lamp |
| CN101959351A (en) * | 2010-10-15 | 2011-01-26 | 上海小糸车灯有限公司 | P-MOS tube driving circuit and driving method thereof |
| US20120293219A1 (en) * | 2011-05-18 | 2012-11-22 | Fsp-Powerland Technology Inc. | Bootstrap gate driver |
| CN103308206A (en) * | 2013-05-14 | 2013-09-18 | 太原理工大学 | Thermal resistance isolation unit for temperature measurement |
| CN103347329A (en) * | 2013-06-22 | 2013-10-09 | 潍坊晶兰电源技术有限公司 | LED driving circuit |
| CN104394630A (en) * | 2014-11-25 | 2015-03-04 | 成都创图科技有限公司 | Drain driving system for switching power amplifying triggered blue light LED lamp |
Non-Patent Citations (1)
| Title |
|---|
| 高玉奎: "《电工常用电子技术入门》", 31 October 2006 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104394630A (en) | 2015-03-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104869722A (en) | Grid drive system of light beam excitation type based on gate drive | |
| CN104853510A (en) | Blue-light LED lamp drain electrode driving system based on gate driving | |
| CN104411062A (en) | Double-power amplification type drain electrode driving system for LED lamp with blue rays | |
| CN104853505A (en) | Energy-saving power amplification type grid driving system based on gate driving | |
| 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 | |
| CN204316801U (en) | A kind of switch power amplifies trigger-type blue LED lamp drain drives system | |
| CN204335050U (en) | A kind of blue LED lamp drain drives system of logic-based protection emitter-base bandgap grading manifold type | |
| CN104411066A (en) | Drain electrode driving system for blue ray LED (light-emitting diode) lamp based on multistage power amplification circuit | |
| CN204316790U (en) | A kind of blue LED lamp drain drives system based on switch power amplifying circuit | |
| CN204335040U (en) | A kind of non-linear drain drives system of blue LED lamp of logic-based protection amplifying circuit | |
| CN204316811U (en) | A kind of raster data model system of logic-based protection amplifying circuit | |
| CN204316800U (en) | A kind of blue LED lamp excitation formula drain drives system | |
| CN204305404U (en) | Based on the raster data model system of beam excitation formula switch power amplifying circuit | |
| CN104470108A (en) | Novel blue-LED lamp drain electrode drive system based on logic protection amplifying circuit | |
| CN204335049U (en) | A kind of blue LED lamp drain drives system based on multiple power levels amplifying circuit | |
| CN204335038U (en) | A kind of novel blue light LED drain drives system of logic-based protection amplifying circuit | |
| CN204316787U (en) | The non-linear drain drives system of a kind of blue-ray LED lamp | |
| CN104470115A (en) | Blue-LED lamp drain electrode drive system based on logic protection emitter-coupled type | |
| CN204362349U (en) | A kind of blue LED lamp drain drives system based on double poweroutputamplification | |
| CN104470098A (en) | Excitation type drain electrode driving system for blue light LED lamp | |
| CN104470109A (en) | Blue-LED lamp nonlinear drain electrode drive system based on logic protection amplifying circuit | |
| CN104470079A (en) | Blue light LED lamp drain electrode driving system based on switching power amplification circuit | |
| CN104411056A (en) | Gate drive system based on logic protection amplifying circuit | |
| CN204335031U (en) | A kind of logic control system of the virtual protection amplifying type based on source follower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150819 |
|
| RJ01 | Rejection of invention patent application after publication |