CN106130377A - A kind of based on the soft start current stabilization circuit amplifying filtering type voltage-regulating circuit - Google Patents
A kind of based on the soft start current stabilization circuit amplifying filtering type voltage-regulating circuit Download PDFInfo
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- CN106130377A CN106130377A CN201610603339.XA CN201610603339A CN106130377A CN 106130377 A CN106130377 A CN 106130377A CN 201610603339 A CN201610603339 A CN 201610603339A CN 106130377 A CN106130377 A CN 106130377A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/14—Arrangements for reducing ripples from dc input or output
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/36—Means for starting or stopping converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
The invention discloses a kind of based on the soft start current stabilization circuit amplifying filtering type voltage-regulating circuit, it is characterized in that: main by transformator T, diode rectifier U, audion VT4, electric capacity C1, electric capacity C4, electric capacity C5, electric capacity C6, resistance R6, resistance R7, resistance R8, soft starting circuit, voltage-regulating circuit, filtering and amplifying circuit and delay circuit composition.The present invention can realize the soft start to electronic product, and after making the present invention switch on power, output voltage is through a process started, and rises to set-point with slower speed, to protect electronic product not impacted by surge；During startup, the present invention also ensures that the optimum delay time of about 30 seconds；It is suitable for promoting the use.
Description
Technical field
The present invention relates to a kind of soft starting circuit, particularly relate to a kind of open based on amplifying the soft of filtering type voltage-regulating circuit
Dynamic current stabilization circuit.
Background technology
Along with science and technology development, electronic technology is able to fast development, and electronics categories is more and more abundanter, various respectively
The electronic product of sample enters into the family of common people so that daily life also be unable to do without electronic product.Due to various
The performance of electronic product is not quite similar, and some electronic products need soft start when using, in order to protection electronic product is on startup
Do not impacted by surge.But, the structure being currently used for realizing soft start is the most more complicated, and the delay time started is relatively
Long, thus use to user and bring great inconvenience.
Summary of the invention
It is an object of the invention to provide a kind of soft start current stabilization circuit based on amplification filtering type voltage-regulating circuit, with
Expect to solve to be currently used for realizing the structure of soft start the most more complicated, and the problem that the delay time that starts is longer.
The present invention is achieved through the following technical solutions:
A kind of soft start current stabilization circuit based on amplification filtering type voltage-regulating circuit, mainly by transformator T, diode is whole
Stream device U, audion VT4, positive pole is connected with the positive output end of diode rectifier U, negative pole is negative defeated with diode rectifier U's
Go out the electric capacity C1 that end is connected, the soft starting circuit being connected respectively, positive pole and soft start electricity with positive pole and the negative pole of electric capacity C1
The electric capacity C4 that road is connected, negative pole is connected with the negative pole of electric capacity C1, one end is connected with the positive pole of electric capacity C4, the other end and three
The resistance R6 that the base stage of pole pipe VT4 is connected, positive pole is connected with the emitter stage of audion VT4, negative pole sequentially through resistance R8 and
The electric capacity C5 that after voltage-regulating circuit, negative pole with electric capacity C4 is connected, respectively with positive pole and negative pole and the electric capacity C4 of electric capacity C5
The delay circuit that is connected of negative pole, the electric capacity C6 that positive pole is all connected with delay circuit with negative pole, respectively with electric capacity C6 just
The filtering and amplifying circuit that pole is connected with soft starting circuit, and one end is connected with the positive pole of electric capacity C6, the other end and three poles
The resistance R7 composition that the colelctor electrode of pipe VT4 is connected；The two ends composition power supply input of the former limit inductance coil of described transformator T
End, an input of described diode rectifier U is connected with the non-same polarity of the secondary inductance coil of transformator T, it is another
One input is connected with the Same Name of Ends of the secondary inductance coil of transformator T.
Further, described voltage-regulating circuit is by audion VT6, audion VT7, audion VT8, one end and audion
The resistance R12 that the base stage of VT6 is connected, the other end is connected with the emitter stage of audion VT6, positive pole after resistance R13 with three
Electric capacity C8, the P pole that the emitter stage of pole pipe VT6 is connected, negative pole is connected with the colelctor electrode of audion VT6 is with audion VT6's
The diode D5 that base stage is connected, N pole colelctor electrode with audion VT6 after resistance R15 is connected, is serially connected in diode D5's
Resistance R16 between the emitter stage of N pole and audion VT7, is serially connected in the colelctor electrode of audion VT6 and the current collection of audion VT7
The diode D6 that resistance R14, P pole is connected with the positive pole of electric capacity C8, N pole is connected with the base stage of audion VT8 between pole,
The diode D7 that P pole is connected with the emitter stage of audion VT7, N pole is connected with the base stage of audion VT7, positive pole and three poles
The electric capacity C9 that the base stage of pipe VT7 is connected, negative pole base stage with audion VT8 after resistance R17 is connected, and one end and three
The resistance R18 composition that the base stage of pole pipe VT7 is connected, the other end is connected with the emitter stage of audion VT8；Described audion
The colelctor electrode of VT8 is connected with the colelctor electrode of audion VT7；The emitter stage of described audion VT6 is connected with the negative pole of electric capacity C4
Connecing, the negative pole of described electric capacity C9 negative pole with electric capacity C5 after resistance R8 is connected.
Further, described filtering and amplifying circuit is by operational amplifier P, audion VT9, audion VT10, positive pole warp
After resistance R19, the negative input end with operational amplifier P is connected, electric capacity C10, the P pole of minus earth is put with computing after inductance L
Diode D8, the P pole that positive input terminal is connected, N pole is connected with the positive pole of electric capacity C10 of big device P after resistance R20 with electric capacity
The diode D9 that the positive pole of C10 is connected, N pole is connected with the outfan of operational amplifier P, positive pole is with operational amplifier P's
The electric capacity C11 that positive input terminal is connected, negative pole is connected with the outfan of operational amplifier P, is serially connected in the defeated of operational amplifier P
Go out the resistance R21 between end and the colelctor electrode of audion VT9, the resistance R22 being in parallel with resistance R21, positive pole and audion VT9
The negative pole of electric capacity C12, the P pole that base stage is connected, negative pole is connected with the P pole of diode D9 after resistance R23 and electric capacity C12
Be connected, diode D10 that N pole base stage with audion VT10 after resistance R24 is connected, and P pole is with audion VT9's
The diode D11 composition that colelctor electrode is connected, N pole is connected with the emitter stage of audion VT10；The collection of described audion VT10
Electrode is connected with the emitter stage of audion VT9, and its base stage is connected with the positive pole of electric capacity C6；The P pole of described diode D8 with
Soft starting circuit is connected.
Further, described soft starting circuit is by audion VT1, audion VT2, audion VT3, positive pole and audion
The electric capacity C2 that the base stage of VT2 is connected, negative pole is connected with the negative pole of electric capacity C1, is serially connected in negative pole and the audion of electric capacity C2
Resistance R1 between the base stage of VT2, the resistance R2 being serially connected between the colelctor electrode of audion VT1 and the base stage of audion VT2, string
The resistance R3 being connected between the colelctor electrode of audion VT1 and the colelctor electrode of audion VT2, is serially connected in the colelctor electrode of audion VT1
And the resistance R4 between base stage, resistance R5, the P pole being serially connected between the base stage of audion VT1 and the emitter stage of audion VT3 with
The diode D2 that the colelctor electrode of audion VT2 is connected, N pole is connected with the base stage of audion VT3, positive pole and audion VT2
The electric capacity C3 that emitter stage is connected, negative pole is connected with the colelctor electrode of audion VT3, and the negative pole phase of P pole and electric capacity C2
The diode D1 composition that connection, N pole are connected with the emitter stage of audion VT2；The colelctor electrode of described audion VT1 and electric capacity C1
Positive pole be connected, its emitter stage is connected with the P pole of diode D8；The base stage of described audion VT3 and the positive pole of electric capacity C4
It is connected.
In order to the present invention is better achieved, described delay circuit is connected with the positive pole of electric capacity C6 by audion VT5, positive pole
Connect, electric capacity C7 that negative pole is connected with the negative pole of electric capacity C4, one end is connected with the colelctor electrode of audion VT5, the other end and electricity
Resistance R9, the P pole that is connected of negative pole holding C7 is connected with the colelctor electrode of audion VT5, N pole after resistance R10 with electric capacity C7
The diode D3 that is connected of negative pole, one end is connected with the base stage of audion VT5, the other end is extremely connected with the N of diode D3
The resistance R11 connect, and N pole with diode D3 after slide rheostat RP, P pole is connected, the positive pole phase of N pole and electric capacity C7
The diode D4 composition connected；The colelctor electrode of described three grades of VT5 is connected with the negative pole of electric capacity C5, its emitter stage respectively with electric capacity
The positive pole of C5 is connected with the negative pole of electric capacity C6；The N pole of described diode D3 is connected with the control end of slide rheostat RP.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) present invention can realize the soft start to electronic product, and after making the present invention switch on power, output voltage is through one
The process started, rises to set-point with slower speed, to protect electronic product not impacted by surge.Start
Time, the present invention also ensures that the optimum delay time of about 30 seconds.
(2) stable operating current is provided for electronic product when the present invention can guarantee that electronic product loaded work piece, to prevent
Electronic product is compromised due to the fluctuation of operating current.
(3) present invention can also effectively reduce leakage and the loss of output electric current in use, and can suppress to export electric current
Unusual fluctuations, make output electric current keep stable, thus improve the stability of the output electric current of the present invention.
(4) the interference signal in signal can also be eliminated by the present invention, makes the signal of telecommunication more steady.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention.
Fig. 2 is the circuit diagram of the voltage-regulating circuit of the present invention.
Fig. 3 is the circuit diagram of the filtering and amplifying circuit of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment
As shown in Figures 1 to 3, the soft start current stabilization circuit based on amplification filtering type voltage-regulating circuit of the present invention, mainly
By transformator T, diode rectifier U, audion VT4, electric capacity C1, electric capacity C4, electric capacity C5, electric capacity C6, resistance R6, resistance R7,
Resistance R8, soft starting circuit, voltage-regulating circuit, filtering and amplifying circuit and delay circuit composition.
During connection, the positive pole of described electric capacity C1 is connected with the positive output end of diode rectifier U, its negative pole and diode
The negative output terminal of commutator U is connected.Described soft starting circuit is connected with positive pole and the negative pole of electric capacity C1 respectively；Described electric capacity
The positive pole of C4 is connected with soft starting circuit, and its negative pole is connected with the negative pole of electric capacity C1.One end of described resistance R6 and electric capacity
The positive pole of C4 is connected, and its other end is connected with the base stage of audion VT4.The positive pole of described electric capacity C5 is with audion VT4's
Emitter stage is connected, and its negative pole is sequentially connected through resistance R8 negative pole with electric capacity C4 after voltage-regulating circuit.Described time delay
Circuit is connected with the negative pole of negative pole and electric capacity C4 with the positive pole of electric capacity C5 respectively, the positive pole of described electric capacity C6 and negative pole all with
Delay circuit is connected, and described filtering and amplifying circuit is connected with positive pole and the soft starting circuit of electric capacity C6 respectively.Described resistance
One end of R7 is connected with the positive pole of electric capacity C6, and its other end is connected with the colelctor electrode of audion VT4.
Meanwhile, the two ends composition power input of the former limit inductance coil of described transformator T, this power input can be direct
Connect civil power.One input of described diode rectifier U is connected with the non-same polarity of the secondary inductance coil of transformator T
Connecing, its another input is connected with the Same Name of Ends of the secondary inductance coil of transformator T.
Described soft starting circuit is by audion VT1, audion VT2, audion VT3, resistance R1, resistance R2, resistance R3, electricity
Resistance R4, resistance R5, electric capacity C2, electric capacity C3, diode D1 and diode D2 composition.
During connection, the positive pole of described electric capacity C2 is connected with the base stage of audion VT2, the negative pole phase of its negative pole and electric capacity C1
Connect.Described resistance R1 is serially connected between the negative pole of electric capacity C2 and the base stage of audion VT2, and described resistance R2 is serially connected in audion
Between colelctor electrode and the base stage of audion VT2 of VT1, described resistance R3 is serially connected in colelctor electrode and the audion VT2 of audion VT1
Colelctor electrode between, described resistance R4 is serially connected between colelctor electrode and the base stage of audion VT1, and described resistance R5 is serially connected in three poles
Between base stage and the emitter stage of audion VT3 of pipe VT1.The P pole of described diode D2 is connected with the colelctor electrode of audion VT2
Connecing, its N pole is connected with the base stage of audion VT3.The positive pole of described electric capacity C3 is connected with the emitter stage of audion VT2, its
Negative pole is connected with the colelctor electrode of audion VT3.The P pole of described diode D1 is connected with the negative pole of electric capacity C2, its N pole and three
The emitter stage of pole pipe VT2 is connected.Meanwhile, the colelctor electrode of described audion VT1 is connected with the positive pole of electric capacity C1, its emitter stage
It is connected with filtering and amplifying circuit；The base stage of described audion VT3 is connected with the positive pole of electric capacity C4.
Described delay circuit is by audion VT5, resistance R9, resistance R10, resistance R11, slide rheostat RP, electric capacity C7, two
Pole pipe D3 and diode D4 composition.
During connection, the positive pole of described electric capacity C7 is connected with the positive pole of electric capacity C6, and its negative pole is connected with the negative pole of electric capacity C4
Connect.One end of described resistance R9 is connected with the colelctor electrode of audion VT5, and its other end is connected with the negative pole of electric capacity C7.Institute
The colelctor electrode of the P pole and audion VT5 of stating diode D3 is connected, and its N pole negative pole with electric capacity C7 after resistance R10 is connected
Connect.One end of described resistance R11 is connected with the base stage of audion VT5, and its other end is connected with the N pole of diode D3.Institute
Stating the N pole with diode D3 after slide rheostat RP, the P pole of diode D4 to be connected, its N pole is connected with the positive pole of electric capacity C7
Connect.Meanwhile, the colelctor electrode of described three grades of VT5 is connected with the negative pole of electric capacity C5, its emitter stage respectively with the positive pole of electric capacity C5 and
The negative pole of electric capacity C6 is connected；The N pole of described diode D3 is connected with the control end of slide rheostat RP.
As in figure 2 it is shown, described voltage-regulating circuit is by audion VT6, audion VT7, audion VT8, resistance R12, electricity
Resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, electric capacity C8, electric capacity C9, diode D5, diode D6
And diode D7 composition.
During connection, one end of described resistance R12 is connected with the base stage of audion VT6, and its other end is with audion VT6's
Emitter stage is connected.The positive pole of described electric capacity C8 emitter stage with audion VT6 after resistance R13 is connected, its negative pole and three
The colelctor electrode of pole pipe VT6 is connected.The P pole of described diode D5 is connected with the base stage of audion VT6, and its N pole is through resistance R15
Colelctor electrode with audion VT6 is connected afterwards.Described resistance R16 is serially connected in the N pole of diode D5 and the emitter stage of audion VT7
Between, described resistance R14 is serially connected between the colelctor electrode of audion VT6 and the colelctor electrode of audion VT7.Described diode D6's
P pole is connected with the positive pole of electric capacity C8, and its N pole is connected with the base stage of audion VT8.The P pole of described diode D7 and three poles
The emitter stage of pipe VT7 is connected, and its N pole is connected with the base stage of audion VT7.The positive pole of described electric capacity C9 and audion VT7
Base stage be connected, its negative pole base stage with audion VT8 after resistance R17 is connected.One end of described resistance R18 and three poles
The base stage of pipe VT7 is connected, and its other end is connected with the emitter stage of audion VT8.Meanwhile, the current collection of described audion VT8
Pole is connected with the colelctor electrode of audion VT7；The emitter stage of described audion VT6 is connected with the negative pole of electric capacity C4, described electricity
The negative pole negative pole with electric capacity C5 after resistance R8 holding C9 is connected.
As it is shown on figure 3, described filtering and amplifying circuit is by operational amplifier P, audion VT9, audion VT10, inductance L, electricity
Resistance R19, resistance R20, resistance R21, resistance R22, resistance R23, resistance R24, electric capacity C10, electric capacity C11, electric capacity C12, diode
D8, diode D9, diode D10 and diode D11 form.
During connection, the positive pole of electric capacity C10 negative input end with operational amplifier P after resistance R19 is connected, and its negative pole connects
Ground.The P pole of described diode D8 positive input terminal with operational amplifier P after inductance L is connected, and its N pole is with electric capacity C10 just
Pole is connected.The P pole of described diode D9 positive pole with electric capacity C10 after resistance R20 is connected, its N pole and operational amplifier P
Outfan be connected.The positive pole of described electric capacity C11 is connected with the positive input terminal of operational amplifier P, and its negative pole is put with computing
The outfan of big device P is connected.Described resistance R21 be serially connected in the outfan of operational amplifier P and audion VT9 colelctor electrode it
Between, described resistance R22 is in parallel with resistance R21.The positive pole of described electric capacity C12 is connected with the base stage of audion VT9, its negative pole
After resistance R23, the P pole with diode D9 is connected.The P pole of described diode D10 is connected with the negative pole of electric capacity C12, its N
Pole base stage with audion VT10 after resistance R24 is connected.The P pole of described diode D11 and the colelctor electrode phase of audion VT9
Connecting, its N pole is connected with the emitter stage of audion VT10.Meanwhile, the colelctor electrode of described audion VT10 is with audion VT9's
Emitter stage is connected, and its base stage is connected with the positive pole of electric capacity C6；The P pole of described diode D8 is connected with soft starting circuit.
The present invention can realize the soft start to electronic product, and after making the present invention switch on power, output voltage is through a startup
Process, rise to set-point with slower speed, to protect electronic product not impacted by surge.During startup,
The present invention also ensures that the optimum delay time of about 30 seconds.The present invention is electronic product when can guarantee that electronic product loaded work piece
There is provided stable operating current, to prevent electronic product to be compromised due to the fluctuation of operating current.The present invention is in use also
Leakage and the loss of output electric current can be effectively reduced, and can suppress to export the unusual fluctuations of electric current, make output electric current keep steady
Fixed, thus improve the stability of the output electric current of the present invention.Meanwhile, the interference signal in signal can also be disappeared by the present invention
Remove, make the signal of telecommunication more steady.
As it has been described above, just can preferably realize the present invention.
Claims (5)
1. a soft start current stabilization circuit based on amplification filtering type voltage-regulating circuit, it is characterised in that: main by transformator
T, diode rectifier U, audion VT4, positive pole is connected with the positive output end of diode rectifier U, negative pole is whole with diode
The electric capacity C1 that the negative output terminal of stream device U is connected, the soft starting circuit being connected with positive pole and the negative pole of electric capacity C1 respectively, positive pole
Be connected with soft starting circuit, electric capacity C4 that negative pole is connected with the negative pole of electric capacity C1, one end is connected with the positive pole of electric capacity C4,
The resistance R6 that the other end is connected with the base stage of audion VT4, positive pole is connected with the emitter stage of audion VT4, negative pole sequentially
Through the electric capacity C5 that resistance R8 negative pole with electric capacity C4 after voltage-regulating circuit is connected, respectively with positive pole and the negative pole of electric capacity C5
And the delay circuit that the negative pole of electric capacity C4 is connected, the electric capacity C6 that positive pole is all connected with delay circuit with negative pole, respectively with
The filtering and amplifying circuit that the positive pole of electric capacity C6 is connected with soft starting circuit, and one end is connected, separately with the positive pole of electric capacity C6
The resistance R7 composition that one end is connected with the colelctor electrode of audion VT4；The two ends composition of the former limit inductance coil of described transformator T
Power input, an input of described diode rectifier U is connected with the non-same polarity of the secondary inductance coil of transformator T
Connect, its another input is connected with the Same Name of Ends of the secondary inductance coil of transformator T.
A kind of soft start current stabilization circuit based on amplification filtering type voltage-regulating circuit the most according to claim 1, it is special
Levy and be: described voltage-regulating circuit is by the base stage of audion VT6, audion VT7, audion VT8, one end and audion VT6
Be connected, resistance R12 that the other end is connected with the emitter stage of audion VT6, positive pole after resistance R13 with audion VT6's
Electric capacity C8, the P pole that emitter stage is connected, negative pole is connected with the colelctor electrode of audion VT6 is connected with the base stage of audion VT6
Connect, diode D5 that N pole colelctor electrode with audion VT6 after resistance R15 is connected, be serially connected in the N pole and three of diode D5
Resistance R16 between the emitter stage of pole pipe VT7, is serially connected between the colelctor electrode of audion VT6 and the colelctor electrode of audion VT7
Diode D6, the P pole and three that resistance R14, P pole is connected with the positive pole of electric capacity C8, N pole is connected with the base stage of audion VT8
The diode D7 that the emitter stage of pole pipe VT7 is connected, N pole is connected with the base stage of audion VT7, positive pole is with audion VT7's
The electric capacity C9 that base stage is connected, negative pole base stage with audion VT8 after resistance R17 is connected, and one end and audion VT7
The resistance R18 that base stage is connected, the other end is connected with the emitter stage of audion VT8 composition；The current collection of described audion VT8
Pole is connected with the colelctor electrode of audion VT7；The emitter stage of described audion VT6 is connected with the negative pole of electric capacity C4, described electricity
The negative pole negative pole with electric capacity C5 after resistance R8 holding C9 is connected.
A kind of soft start current stabilization circuit based on amplification filtering type voltage-regulating circuit the most according to claim 2, it is special
Levy and be: described filtering and amplifying circuit by operational amplifier P, audion VT9, audion VT10, positive pole after resistance R19 with fortune
The negative input end calculating amplifier P is connected, electric capacity C10, the P pole of minus earth after inductance L with the positive input of operational amplifier P
End is connected, diode D8, P pole that N pole is connected with the positive pole of electric capacity C10 positive pole with electric capacity C10 after resistance R20 is connected
Connect, diode D9 that N pole is connected with the outfan of operational amplifier P, positive pole is connected with the positive input terminal of operational amplifier P
Connect, electric capacity C11 that negative pole is connected with the outfan of operational amplifier P, be serially connected in outfan and the audion of operational amplifier P
Resistance R21 between the colelctor electrode of VT9, the resistance R22 being in parallel with resistance R21, positive pole is connected with the base stage of audion VT9
Connect, electric capacity C12, P pole that negative pole is connected with the P pole of diode D9 after resistance R23 is connected with the negative pole of electric capacity C12, N pole
The diode D10 that base stage with audion VT10 is connected after resistance R24, and P pole is connected with the colelctor electrode of audion VT9
Connect, diode D11 that N pole is connected with the emitter stage of audion VT10 composition；The colelctor electrode of described audion VT10 and three poles
The emitter stage of pipe VT9 is connected, and its base stage is connected with the positive pole of electric capacity C6；The P pole of described diode D8 and soft starting circuit
It is connected.
A kind of soft start current stabilization circuit based on amplification filtering type voltage-regulating circuit the most according to claim 3, it is special
Levy and be: described soft starting circuit by audion VT1, audion VT2, audion VT3, the base stage phase of positive pole and audion VT2
The electric capacity C2 that connection, negative pole are connected with the negative pole of electric capacity C1, is serially connected between the negative pole of electric capacity C2 and the base stage of audion VT2
Resistance R1, the resistance R2 being serially connected between the colelctor electrode of audion VT1 and the base stage of audion VT2, be serially connected in audion VT1
Colelctor electrode and the colelctor electrode of audion VT2 between resistance R3, be serially connected in the electricity between colelctor electrode and the base stage of audion VT1
Resistance R4, resistance R5, the P pole being serially connected between the base stage of audion VT1 and the emitter stage of audion VT3 and the collection of audion VT2
The diode D2 that electrode is connected, N pole is connected with the base stage of audion VT3, positive pole is connected with the emitter stage of audion VT2
Connect, electric capacity C3 that negative pole is connected with the colelctor electrode of audion VT3, and P pole is connected with the negative pole of electric capacity C2, N pole and three
The diode D1 composition that the emitter stage of pole pipe VT2 is connected；The colelctor electrode of described audion VT1 is connected with the positive pole of electric capacity C1
Connecing, its emitter stage is connected with the P pole of diode D8；The base stage of described audion VT3 is connected with the positive pole of electric capacity C4.
A kind of soft start current stabilization circuit based on amplification filtering type voltage-regulating circuit the most according to claim 4, it is special
Levy and be: described delay circuit is by audion VT5, and positive pole is connected with the positive pole of electric capacity C6, the negative pole phase of negative pole and electric capacity C4
The electric capacity C7 connected, the resistance that one end is connected with the colelctor electrode of audion VT5, the other end is connected with the negative pole of electric capacity C7
The diode D3 that R9, P pole is connected with the colelctor electrode of audion VT5, N pole negative pole with electric capacity C7 after resistance R10 is connected,
The resistance R11 that one end is connected with the base stage of audion VT5, the other end is connected with the N pole of diode D3, and P pole is through cunning
Be connected with the N pole of diode D3 after dynamic rheostat RP, diode D4 that N pole is connected with the positive pole of electric capacity C7 forms；Described
The colelctor electrode of three grades of VT5 is connected with the negative pole of electric capacity C5, its emitter stage respectively with positive pole and the negative pole of electric capacity C6 of electric capacity C5
It is connected；The N pole of described diode D3 is connected with the control end of slide rheostat RP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610603339.XA CN106130377A (en) | 2016-07-27 | 2016-07-27 | A kind of based on the soft start current stabilization circuit amplifying filtering type voltage-regulating circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610603339.XA CN106130377A (en) | 2016-07-27 | 2016-07-27 | A kind of based on the soft start current stabilization circuit amplifying filtering type voltage-regulating circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106130377A true CN106130377A (en) | 2016-11-16 |
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ID=57289897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610603339.XA Pending CN106130377A (en) | 2016-07-27 | 2016-07-27 | A kind of based on the soft start current stabilization circuit amplifying filtering type voltage-regulating circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106130377A (en) |
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2016
- 2016-07-27 CN CN201610603339.XA patent/CN106130377A/en active Pending
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