CN110429814A - Electronic atomization device and the control circuit for promoting electronic atomization device driving frequency - Google Patents
Electronic atomization device and the control circuit for promoting electronic atomization device driving frequency Download PDFInfo
- Publication number
- CN110429814A CN110429814A CN201910613602.7A CN201910613602A CN110429814A CN 110429814 A CN110429814 A CN 110429814A CN 201910613602 A CN201910613602 A CN 201910613602A CN 110429814 A CN110429814 A CN 110429814A
- Authority
- CN
- China
- Prior art keywords
- pull
- switch
- tube
- control circuit
- push
- 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
- 238000000889 atomisation Methods 0.000 title claims abstract description 39
- 230000001737 promoting effect Effects 0.000 title claims description 6
- 102220532634 NEDD8-conjugating enzyme Ubc12_Q10A_mutation Human genes 0.000 claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 102220592496 Non-homologous end-joining factor 1_Q11A_mutation Human genes 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003571 electronic cigarette Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- 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
- H02M3/158—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 including plural semiconductor devices as final control devices for a single load
- H02M3/1584—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 including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/08—Duration or width modulation ; Duty cycle modulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
The invention discloses a kind of electronic atomization device and the control circuits of promotion electronic atomization device driving frequency；The control circuit includes Reverse Turning Control unit, push-pull output unit and power output unit；Reverse Turning Control unit realizes push-pull circuit conducting and output driving wave according to the pwm pulse signal output control signal received, control push-pull output unit, and controls entire circuit power conversion in electronic atomization device.Control circuit of the invention, pwm pulse effectively turn off power supply by the low flat cut-off characteristics of the flat conducting of height of the reverser pipe Q10A in Reverse Turning Control unit；Correspondingly, push-pull output unit forms symmetrical push-pull driving circuit using a N type switch tube and a p-type switching tube, and replace in switching in the high level of pwm pulse with low level, the circuit of push-pull output unit is connected and is adjusted to 1-10 microsecond with shutdown delay cycle, frequency cycle is greatly shortened, and then promotes driving frequency.
Description
Technical field
The present invention relates to the control circuit of electronic atomization device more particularly to a kind of promotion electronic atomization device driving frequencies
Control circuit and electronic atomization device.
Background technique
As shown in Figure 1, being the push-pull output circuit of existing electronic atomization device.Since VCC is the electricity of electronic atomization device
, there is 1.2V pressure difference in source voltage 4.2V, and the pwm pulse amplitude 3V of external MCU output, and switching transistor Q8A between the two
Be internal pressure be 0.7V, be less than 1.2V pressure difference, it is possible to make switching transistor Q8A exist conducting phenomenon；Therefore, in entire power supply
During circuit drives, can have switching transistor Q8A cannot be complete switched off, and there is " void is closed " phenomenon, it is likely that cause
The control circuit of electronic atomization device is in the conductive state, this circuit design hidden danger, then may cause short circuit, or even burn
Bad entire circuit control system.
As shown in Fig. 2, for the power driving circuit figure in existing electronic atomization device.Its circuit control system is using switch
The mode of the drop-down of pipe Q11A controls the switching tube Q12 of power, the time of switching tube Q11A conducting quickly, about 1 microsecond；But
It is since the driving frequency of switching tube Q12 output is 200Hz-10KHz；Switching tube Q11A can only pass through pull-up resistor when turning off
R33, which connects its grid, ends knot inner cover capacitor energization, and pull-up resistor R33 is in the case where 1K, switching tube Q11A shutdown
Time also only have tens microseconds, typically about 20 microsecond delay times, be unable to satisfy will at this stage by improve power switch
The driving frequency of pipe Q12 reaches the requirement of 20kHz or more.
Summary of the invention
Based on the above issues, it the problem to be solved by the present invention is that providing one kind had not only been able to achieve circuit shutdown, but also can mention
Rise the electronic atomization device control circuit of driving frequency and the electronic atomization device using the control circuit.
Technical scheme is as follows:
A kind of control circuit promoting electronic atomization device driving frequency, including Reverse Turning Control unit, push-pull output unit
And power output unit；Wherein:
The Reverse Turning Control unit is according to the pwm pulse signal output control signal received；
The push-pull output unit realizes push-pull circuit conducting under the driving effect of the control signal, and exports drive
Dynamic wave；And
After the power output unit receives the driving wave, promotion driving frequency is recommended, and control the electronic fog
Interior entire circuit power conversion is set in makeup.
The control circuit, wherein the Reverse Turning Control unit includes current-limiting resistance R19, pull down resistor R21, reversely opens
Close pipe Q10A and the first pull-up resistor R23；One end of the current-limiting resistance R19 is for receiving pwm pulse signal, current limliting electricity
One end of resistance R19 is grounded by pull down resistor R21；The tie point of the current-limiting resistance R19 and pull down resistor R21 with it is described
The enable end of reverser pipe Q10A is electrically connected, the output end ground connection of the reverser pipe Q10A, the reverser pipe
The input terminal of Q10A is connect by the first pull-up resistor R23 with extraneous power supply.
The control circuit, wherein the reverser pipe Q10A is that NMOS tube or NPN are managed.
The control circuit, wherein the push-pull output unit includes first switch tube Q9A and second switch Q9B；Institute
The enable end of the enable end and the second switch Q9B of stating first switch tube Q9A is connected in parallel and tie point and described reversed
The output end of switching tube Q10A is electrically connected；The input terminal external power supply of the first switch tube Q9A, the first switch tube Q9A
Output end be electrically connected with the input terminal of the second switch Q9B, the output end of second switch Q9B ground connection；It is described
First switch tube Q9A and second switch Q9B carries out alternate conduction under the action of the control signal or cut-off, realization are recommended
The conducting of formula circuit.
The control circuit, wherein work of the first switch tube Q9A and second switch Q9B in the control signal
It is carried out in alternation procedure under, circuit conducting is 1-10 microsecond with shutdown delay cycle.
The control circuit, wherein the first switch tube Q9A is that NMOS tube or NPN are managed；The second switch Q9B
For PMOS tube or PNP pipe.
The control circuit, wherein the power output unit include current-limiting resistance R15, the second pull-up resistor R20 and
Third switching tube Q3；One end of the current-limiting resistance R15 is electrically connected with the output end of the first switch tube Q9A, the current limliting
The other end of resistance R15 is electrically connected with the enable end of the third switching tube Q3, and the input terminal of the third switching tube Q3 is external
The output end of power supply, the third switching tube Q3 is electrically connected with the atomization core of the electronic atomization device, the second pull-up electricity
The both ends of resistance R20 are electrically connected with the input terminal of the third switching tube Q3 and enable end respectively.
The control circuit, wherein third switching tube Q3 is PMOS tube.
The control circuit, wherein the driving frequency is 2Hz-50KHz.
The present invention also provides a kind of electronic atomization devices including above-mentioned control circuit.
A kind of control circuit promoting electronic atomization device driving frequency provided by the invention, pwm pulse is by reversely controlling
The low flat cut-off characteristics of the flat conducting of the height of reverser pipe Q10A in unit processed, effectively turns off power supply；Correspondingly, it recommends
Output unit forms symmetrical push-pull driving circuit using a N type switch tube and a p-type switching tube, and in pwm pulse
High level replaces in switching with low level, and the circuit of push-pull output unit is connected, and to be adjusted to 1-10 micro- with delay cycle is turned off
Second, frequency cycle is greatly shortened, and then driving power output unit recommends and promotes driving frequency or working frequency, and driving frequency
Or operating frequency range value is 2Hz-50KHz.
Detailed description of the invention
Fig. 1 is the push-pull driver circuit figure in existing electronic atomization device；
Fig. 2 is the power driving circuit figure in existing electronic atomization device；
Fig. 3 is the electric operation control circuit figure of promotion electronic atomization device driving frequency of the invention；
Fig. 4 is the driving frequency output waveform figure in Fig. 2 corresponding circuits figure after power driving circuit realization；
Fig. 5 is part A waveform amplification figure in Fig. 4；
Fig. 6 is the driving frequency output waveform figure in Fig. 3 corresponding circuits figure after control circuit realization；
Fig. 7 is part B waveform amplification figure in Fig. 6.
Specific embodiment
With reference to the accompanying drawing, presently preferred embodiments of the present invention is described in further detail.
As shown in figure 3, a kind of control circuit for promoting electronic atomization device driving frequency provided by the invention, including it is reversed
Control unit 10, push-pull output unit 20 and power output unit 30.Reverse Turning Control unit 10 is receiving single-chip microprocessor MCU
After (not shown) exports the pwm pulse signal of 3V, a control signal will be exported to push-pull output unit 20, driving is recommended
Output unit 20 realizes push-pull circuit conducting, and exports the driving wave of square；The driving wave then driving power output unit 30
It recommends and promotes working frequency or driving frequency, and control entire circuit power conversion, work frequency in the electronic atomization device
The value range of rate or driving frequency is 2Hz-50KHz.
In above-mentioned control circuit, Reverse Turning Control unit 10 includes current-limiting resistance R19, pull down resistor R21, reverser pipe
Q10A and the first pull-up resistor R23.One end of current-limiting resistance R19 connects single-chip microprocessor MCU, what reception was exported by single-chip microprocessor MCU
One end of 3V pwm pulse voltage, current-limiting resistance R19 is grounded by pull down resistor R21；Current-limiting resistance R19 and pull down resistor R21
Tie point and the enable end (pole G, grid) of reverser pipe Q10A be electrically connected, the output end of reverser pipe Q10A (pole S,
Source electrode) it is grounded, the input terminal (pole D, drain electrode) of reverser pipe Q10A meets power supply (4.2V) by the first pull-up resistor R23.Instead
Into control unit 10, when pwm pulse voltage is high level (3v), the voltage on current-limiting resistance R19 is greater than reverser pipe
Q10B built-in voltage (about 0.7V), at this time reverser pipe Q10A reverse-conducting, the voltage on the first pull-up resistor R23 are anti-
To switching tube Q10A down for 0；When pwm pulse voltage is low level, since the power supply at the first end pull-up resistor R23 is 4.2V
And the voltage on current-limiting resistance R19 is less than metal-oxide-semiconductor Q10A conducting voltage (about 0.7V), and metal-oxide-semiconductor Q10A is caused to turn off, at this time the
Voltage on one pull-up resistor R23 is 4.2V.
Wherein, reverser pipe Q10A can manage for NMOS tube or NPN, preferably NMOS tube.
Push-pull output unit 20 includes first switch tube Q9A and second switch Q9B；The enable end of first switch tube Q9A
The enable end (pole G, grid) of (pole G, grid) and second switch Q9B are connected in parallel and tie point is with reverser pipe Q10A's
Output end (pole S, source electrode) electrical connection, input terminal (pole D, drain electrode) external power supply 4.2V of first switch tube Q9A, first switch tube
The output end (pole S, source electrode) of Q9A and the input terminal (pole S, source electrode) of second switch Q9B are electrically connected, second switch Q9B's
Output end (pole D, drain electrode) ground connection.
Wherein, first switch tube Q9A is that NMOS tube or NPN are managed, low level conducting, high level cut-off characteristics；First switch
Pipe Q9A is preferably NMOS tube.Second switch Q9B is PMOS tube or PNP pipe, has high level conducting, low level cut-off characteristics；
It is preferred that second switch Q9B is PMOS tube.
When pwm pulse is high level, by reverser pipe Q10A reverse-conducting, the voltage on pull-up resistor R23 at this time
Switching tube Q10A is reversed down for 0, correspondingly, second switch Q9B high is conducted, and first switch tube Q9A is then presented and cut
Only；When pwm pulse is low level, end by reverser pipe Q10A forward direction, the voltage on pull-up resistor R23 is at this time
4.2V, correspondingly, the low electricity cut-off of second switch Q9B, and first switch tube Q9A is then low conducts.In this way, pwm pulse is in height
When switching between level and low level, then begun by the push-pull output unit 20 that first switch tube Q9A and second switch Q9B are formed
Eventually in high level and low level alternate conduction and off state, and in alternation procedure, circuit conducting is with shutdown delay cycle
1-10 microsecond, 30 expanded reach value of Push-Pull power output unit are the working frequency or driving frequency of 2Hz-50KHz.In this way, institute
State that first switch tube Q9A and second switch Q9B carry out alternate conduction under the action of the control signal or cut-off, realization push away
The conducting of pull circuit.
Power output unit 30 includes current-limiting resistance R15, the second pull-up resistor R20 and third switching tube Q3；Current limliting electricity
The output end (pole S, source electrode) of one end and first switch tube Q9A for hindering R15 is electrically connected, the other end and third of current-limiting resistance R15
The enable end (pole G, grid) of switching tube Q3 is electrically connected, the extraneous power supply 4.2V of the input terminal (pole S, source electrode) of third switching tube Q3,
The output end (pole D, drain electrode) of third switching tube Q3 is electrically connected (F+) with the atomization core (not shown) of electronic atomization device, the
The both ends of two pull-up resistor R20 are electrically connected with the input terminal of third switching tube Q3 (pole S, source electrode) and enable end (pole G, grid) respectively
It connects.Current-limiting resistance R15 is mainly the electric current for limiting and pushing away and exempting from the output of output control unit 20, avoids output electric current excessive and punctures the
Three switching tube Q3.Third switching tube Q3 has low level conducting, high level cut-off, is a power tube PMOS, is mainly used for mentioning
Output electric current is risen, is the power take-off of entire circuit control system, connecting pin transportation work frequency to atomization core (F+), for atomization
It is about 20KHz that core, which provides a higher operational frequency, to meet atomization core in 20KHz operation at frequencies effect.Second pull-up electricity
The main function for hindering R20 is that a metastable high level is provided for third switching tube Q3, the voltage and whole of power supply output
When a control ground circuit goes out to power on, it is understood that there may be uncertain signal needs the second pull-up resistor R20 to carry out resistance clamped at this time
In high level.Wherein, third switching tube Q3 is power-type PMOS tube, with low level conducting, high level cut-off characteristics
For power output unit 30 according to driving wave driving effect, Push-Pull power output unit promotes driving frequency, and controls
Entire circuit power conversion in electronic atomization device.
Fig. 4 to Fig. 7 is the TDS2024C type of the Tektronix brand produced using Sai Yiou Electronics Co., Ltd., Shenzhen
Number oscillograph tests obtained frequency signal and changes waveform diagram, the frequency letter before comparative illustration circuit design improves and after improving
Number variation.
As shown in Figures 4 and 5, before circuit design improves (i.e. Fig. 2 corresponding circuits design drawing), power switch tube is (i.e. in Fig. 2
Switching tube Q12) about 60 microsecond (us) of turn-off time, be detailed in Fig. 5 the T3-T4 time interval period (in figure, each small lattice
For 20 microseconds), when the frequency of PWM is increased to 1KHz or more, after drive waveforms will start frequency distorted signals, at this time can not
The working frequency of circuit control system is improved, channel C H2 is the waveform of PWM, and channel C H1 is the wave of power switch tube Q12 shutdown
Shape.As shown in figure 4, the time interval delay cycle between T1-T2 is 200 microsecond * 5=1000 microseconds), i.e., two waveforms are corresponding
Working frequency or driving frequency be about 1KHz (1/ (200 microsecond * 5)=1KHz).
As shown in Figure 6 and Figure 7, after circuit design improves (i.e. Fig. 3 corresponding circuits design drawing), power switch tube is (i.e. in Fig. 3
Third switching tube Q3) about 2 microsecond of turn-off time, be detailed in Fig. 7 the t3-t4 time interval period (in figure, each small lattice
For 1 microsecond), when the frequency of PWM is increased to 1KHz or more, the frequency signal of drive waveforms can only have subtle distortion, at this time
The working frequency of circuit control system can be greatly improved.Channel C H2 is the waveform of PWM, and channel C H1 is that third switching tube Q3 is closed
Disconnected waveform.As shown in fig. 6, the time interval delay cycle between t1-t2 is 10 microsecond * 5=50 microseconds), i.e. two waveforms
Corresponding working frequency or driving frequency are about 20KHz (1/ (10 microsecond * 5)=20KHz).
By above-mentioned comparison frequency signal test data it is found that pwm pulse controls push-pull output by Reverse Turning Control unit 10
Unit 20 replaces in switching with low level in the high level of pwm pulse, the circuit of push-pull output unit 20 is made to be connected and turn off
Delay cycle is adjusted to 2 microseconds by 60 microseconds, greatly shortens frequency cycle, and then Push-Pull power output unit 30 promotes work frequency
Rate or driving frequency are promoted to 20KHz by 1KHz.Working frequency in view of the circuit power of electronic cigarette is about 200Hz-20KHz；
Therefore, design scheme of the invention meets its corresponding conditions.
The present invention also provides a kind of electronic atomization device, built in control circuit, including Reverse Turning Control unit 10 recommends
Output unit 20 and power output unit 30.Reverse Turning Control unit 10 is receiving the output of single-chip microprocessor MCU (not shown)
After the pwm pulse signal of 3V, a control signal will be exported to push-pull output unit 20, the realization of push-pull output unit 20 is driven to push away
The conducting of pull circuit, and export the driving wave of square；Then driving power output unit 30 recommends promotion working frequency to the driving wave
Or driving frequency, the value range of the working frequency or driving frequency is 2Hz-50KHz, and is controlled whole in the electronic atomization device
A circuit power conversion.
It should be understood that the above-mentioned statement for present pre-ferred embodiments is more detailed, can not therefore think
It is the limitation to the invention patent protection scope, scope of patent protection of the invention should be determined by the appended claims.
Claims (10)
1. a kind of control circuit for promoting electronic atomization device driving frequency, which is characterized in that including Reverse Turning Control unit, recommend
Output unit and power output unit；Wherein:
The Reverse Turning Control unit is according to the pwm pulse signal output control signal received；
The push-pull output unit realizes push-pull circuit conducting, and output driving under the driving effect of the control signal
Wave；And
After the power output unit receives the driving wave, recommends and promote driving frequency and control the electronic atomization device
Interior entire circuit power conversion.
2. control circuit according to claim 1, which is characterized in that the Reverse Turning Control unit include current-limiting resistance R19,
Pull down resistor R21, reverser pipe Q10A and the first pull-up resistor R23；One end of the current-limiting resistance R19 is for receiving
One end of pwm pulse signal, current-limiting resistance R19 is grounded by pull down resistor R21；The current-limiting resistance R19 and the drop-down
The tie point of resistance R21 is electrically connected with the enable end of the reverser pipe Q10A, the output end of the reverser pipe Q10A
The input terminal of ground connection, the reverser pipe Q10A is connect by the first pull-up resistor R23 with extraneous power supply.
3. control circuit according to claim 2, which is characterized in that the reverser pipe Q10A is NMOS tube or NPN
Pipe.
4. control circuit according to claim 2, which is characterized in that the push-pull output unit includes first switch tube
Q9A and second switch Q9B；The enable end parallel connection of the enable end of the first switch tube Q9A and the second switch Q9B connect
It connects and tie point is electrically connected with the output end of the reverser pipe Q10A；The external electricity of input terminal of the first switch tube Q9A
Source, the output end of the first switch tube Q9A are electrically connected with the input terminal of the second switch Q9B, the second switch
The output end of Q9B is grounded；The first switch tube Q9A and second switch Q9B is handed under the action of the control signal
For on or off, push-pull circuit conducting is realized.
5. control circuit according to claim 4, which is characterized in that the first switch tube Q9A and second switch Q9B
It is carried out in alternation procedure under the action of the control signal, circuit conducting is 1-10 microsecond with shutdown delay cycle.
6. control circuit according to claim 4, which is characterized in that the first switch tube Q9A is NMOS tube or NPN
Pipe；The second switch Q9B is PMOS tube or PNP pipe.
7. control circuit according to claim 4, which is characterized in that the power output unit include current-limiting resistance R15,
Second pull-up resistor R20 and third switching tube Q3；One end of the current-limiting resistance R15 is defeated with the first switch tube Q9A's
Outlet electrical connection, the other end of the current-limiting resistance R15 are electrically connected with the enable end of the third switching tube Q3, and the third is opened
The input terminal external power supply of pipe Q3 is closed, the atomization core of the output end and the electronic atomization device of the third switching tube Q3 is electrically connected
It connects, the both ends of the second pull-up resistor R20 are electrically connected with the input terminal of the third switching tube Q3 and enable end respectively.
8. control circuit according to claim 7, which is characterized in that third switching tube Q3 is PMOS tube.
9. control circuit according to claim 1, which is characterized in that the driving frequency is 2Hz-50KHz.
10. a kind of electronic atomization device, including any control circuit of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910613602.7A CN110429814A (en) | 2019-07-09 | 2019-07-09 | Electronic atomization device and the control circuit for promoting electronic atomization device driving frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910613602.7A CN110429814A (en) | 2019-07-09 | 2019-07-09 | Electronic atomization device and the control circuit for promoting electronic atomization device driving frequency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110429814A true CN110429814A (en) | 2019-11-08 |
Family
ID=68409118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910613602.7A Pending CN110429814A (en) | 2019-07-09 | 2019-07-09 | Electronic atomization device and the control circuit for promoting electronic atomization device driving frequency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110429814A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023165508A1 (en) * | 2022-03-02 | 2023-09-07 | 广东科伺智能科技有限公司 | Pulse signal output circuit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150263705A1 (en) * | 2014-03-12 | 2015-09-17 | Kabushiki Kaisha Toshiba | Signal transmission circuit and clock buffer |
| CN106343617A (en) * | 2016-11-30 | 2017-01-25 | 广州周立功单片机科技有限公司 | Electronic cigarette control method, electronic cigarette control device and electronic cigarette |
| CN206371515U (en) * | 2016-11-30 | 2017-08-04 | 广州周立功单片机科技有限公司 | Electronic cigarette |
| CN109588779A (en) * | 2018-03-27 | 2019-04-09 | 深圳瀚星翔科技有限公司 | Electronic atomized equipment and its control device preventing dry fry |
-
2019
- 2019-07-09 CN CN201910613602.7A patent/CN110429814A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150263705A1 (en) * | 2014-03-12 | 2015-09-17 | Kabushiki Kaisha Toshiba | Signal transmission circuit and clock buffer |
| CN106343617A (en) * | 2016-11-30 | 2017-01-25 | 广州周立功单片机科技有限公司 | Electronic cigarette control method, electronic cigarette control device and electronic cigarette |
| CN206371515U (en) * | 2016-11-30 | 2017-08-04 | 广州周立功单片机科技有限公司 | Electronic cigarette |
| CN109588779A (en) * | 2018-03-27 | 2019-04-09 | 深圳瀚星翔科技有限公司 | Electronic atomized equipment and its control device preventing dry fry |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023165508A1 (en) * | 2022-03-02 | 2023-09-07 | 广东科伺智能科技有限公司 | Pulse signal output circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203278779U (en) | Drive circuit of switching element | |
| CN203406774U (en) | Large-power MOSFET negative-voltage drive circuit | |
| CN101398443B (en) | Intelligent impulsator | |
| CN103825578B (en) | One is applicable to hold the simple and easy pulse generating unit of the wide band high pressure of resistive load | |
| CN101677240B (en) | Isolated gate bipolar transistor driving circuit | |
| CN111555595A (en) | GaN power tube gate drive circuit with controllable opening rate | |
| CN110429814A (en) | Electronic atomization device and the control circuit for promoting electronic atomization device driving frequency | |
| CN107947774B (en) | LDMOS level shift dv/dt noise suppression circuit for IGBT grid electrode driving chip | |
| CN101009486A (en) | Narrow pulse driver of insulation bar power tube | |
| CN108649936A (en) | A kind of pulsewidth modulation of Magnetic isolation driving and demodulator circuit | |
| CN203933357U (en) | A kind of metal-oxide-semiconductor drive circuit for fast detecting equipment | |
| CN104811174B (en) | The power switch tube drives circuit of regulating power switching tube switching speed | |
| CN103825434B (en) | A kind of IGBT drive circuit | |
| CN110868049B (en) | N-MOS and P-MOS permanent magnet synchronous motor driving circuit with hardware protection | |
| CN202700773U (en) | Triple-frequency ultrasonic generator | |
| CN109412395A (en) | Power supply starting adjusting circuit and power supply circuit | |
| CN102237856A (en) | Pulse width filter | |
| CN204808832U (en) | Ghost cancelling circuit and LED scanning screen of LED scanning screen | |
| CN106452406B (en) | High-voltage high-frequency electronic switch based on pulse edge detection | |
| CN105704874B (en) | A kind of PBA driving circuit based on PWM light modulation | |
| CN108566185B (en) | Power tube driving circuit and driver | |
| CN103716027A (en) | Controllable silicon drive circuit | |
| CN206650647U (en) | A kind of High Power IGBT Driver Circuit | |
| CN118157657B (en) | Driving circuit and electronic equipment | |
| CN208299680U (en) | A kind of driving circuit for high voltage charging power supply inversion circuit main switch IGBT |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191108 |
|
| WD01 | Invention patent application deemed withdrawn after publication |