WO2019006991A1 - 供电驱动模块、供电装置及电子烟 - Google Patents

供电驱动模块、供电装置及电子烟 Download PDF

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Publication number
WO2019006991A1
WO2019006991A1 PCT/CN2017/115809 CN2017115809W WO2019006991A1 WO 2019006991 A1 WO2019006991 A1 WO 2019006991A1 CN 2017115809 W CN2017115809 W CN 2017115809W WO 2019006991 A1 WO2019006991 A1 WO 2019006991A1
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WO
WIPO (PCT)
Prior art keywords
power supply
pin
transistor
driving module
supply device
Prior art date
Application number
PCT/CN2017/115809
Other languages
English (en)
French (fr)
Inventor
邱伟华
Original Assignee
常州市派腾电子技术服务有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 常州市派腾电子技术服务有限公司 filed Critical 常州市派腾电子技术服务有限公司
Priority to EP17916871.1A priority Critical patent/EP3651334A4/en
Priority to US16/628,660 priority patent/US11470885B2/en
Publication of WO2019006991A1 publication Critical patent/WO2019006991A1/zh

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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50—Control or monitoring
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50—Control or monitoring
    • A24F40/51—Arrangement of sensors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • H02J7/0045—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
    • 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
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H02M1/088—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
    • 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
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • 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
    • H02M1/38—Means for preventing simultaneous conduction of switches
    • 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
    • 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
    • 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
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/6871—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/90—Arrangements or methods specially adapted for charging batteries thereof

Definitions

  • the utility model relates to the field of electronic technology, in particular to a power supply driving module, a power supply device and an electronic cigarette.
  • Electronic cigarette is an electronic product that imitates cigarettes. It can be used to atomize and turn cigarette materials such as nicotine into steam for users to smoke.
  • the electronic cigarette is mainly composed of an atomizer and a battery device, and the circuit board is disposed in the battery device, and various control circuits are integrated on the circuit board.
  • the control circuit generally includes a main control processor, a charging module, and a power supply driving module.
  • the power supply driving module is configured to provide a driving current for the atomizer under the control of the main control processor.
  • the power supply driving module generally includes a plurality of discrete components disposed on the circuit board, and the plurality of discrete components occupy a large circuit board area, which is disadvantageous for heat dissipation of devices on the circuit board.
  • the utility model provides a power supply driving module, a power supply device and an electronic cigarette.
  • the technical solution is as follows:
  • a power supply driving module includes:
  • a substrate a logic controller integrated on the substrate, a first transistor and a second transistor;
  • the first end of the logic controller is connected to the pulse width modulation pin, the second end is connected to the control electrode of the first transistor, and the third end is connected to the control electrode of the second transistor, and the logic controller is used by Controlling the turning on or off of the first transistor and the second transistor according to a control signal received from the pulse width modulation pin;
  • the first pole of the first transistor is connected to the voltage input pin, and the second pole is connected to the conversion pin;
  • the first pole of the second transistor is connected to the conversion pin, and the second pole is connected to the ground pin.
  • the power supply driving module further includes: a first AND gate, a second AND gate, a through-pass protector, Level shifter, first op amp and second op amp;
  • a first input end of the first AND gate is connected to a second end of the logic controller, a second input end of the first AND gate is connected to the through protector, and an output of the first AND gate
  • An end is connected to an input end of the level shifter, an output end of the level shifter is connected to an input end of the first op amp, an output end of the first op amp and the first end
  • the control poles of the transistors are connected;
  • a first input end of the second AND gate is connected to a third end of the logic controller, a second input end of the second AND gate is connected to the through protector, and an output of the second AND gate
  • the terminal is connected to the input of the second op amp, and the output of the second op amp is connected to the control electrode of the second transistor.
  • the power supply driving module further includes: a filter resistor, a pull-down resistor, and a Zener diode;
  • One end of the filter resistor is connected to the pulse width modulation pin, and the other end is connected to the first end of the logic controller for filtering interference signals in the circuit;
  • One end of the pull-down resistor is respectively connected to the through-protector and the control electrode of the second transistor, and the other end is connected to the ground pin for stabilizing the output voltage;
  • the Zener diode has one end connected to the power supply pin and the other end connected to the overcurrent protection pin and the power supply end of the first op amp, respectively, for stabilizing the voltage.
  • the power supply driving module further includes: a first current detector and a second current detector;
  • One end of the first current detector is connected to the digital circuit power supply pin, and the other end is connected to the forced continuous conduction mode enable pin, and the forced continuous conduction mode enable pin is respectively associated with the logic controller and The through protectors are connected;
  • the second current detector has one end connected to the forced continuous conduction mode enable pin and the other end connected to the ground pin.
  • the first transistor and the second transistor are both MOS field effect transistors.
  • a power supply device comprising:
  • each driving module is a power supply driving module provided by the first aspect of the claim;
  • the pulse width modulation pin of the first driving module is connected to the main control processor, the voltage input pin is connected to the power supply, and the conversion pin is connected to one end of the power inductor, and the other end of the power inductor is The conversion pins of the second driving module are connected;
  • the pulse width modulation pin of the second driving module is connected to the main control processor, and the voltage input pin is connected to the atomizer.
  • the power supply device further includes: a charging port, a charging component, and a battery component;
  • One end of the charging assembly is connected to the charging port, and the other end is connected to the battery assembly for charging the battery assembly.
  • the power supply device further includes: a battery anti-reverse assembly and a power detecting component;
  • Two ends of the battery anti-reverse assembly are respectively connected to the charging component and the battery component;
  • One end of the electric quantity detecting component is connected to a connection point between the charging component and the battery anti-reverse assembly, and the other end is connected to the main control processor.
  • the power supply device further includes: a display module, wherein the display module is connected to the main control processor.
  • the circuit board further includes: a button component
  • the button component is connected to the main control processor for controlling whether the main control processor is turned on or off.
  • an electronic cigarette comprising: an atomizer, and the power supply device as provided in the second aspect.
  • the embodiment of the present invention provides a power supply driving module, a power supply device, and an electronic cigarette.
  • the components included in the power supply driving module are integrated on the substrate, so that the entire driving module is small in volume, and thus is on the circuit board of the electronic cigarette.
  • the occupied space is also small, which not only can effectively reduce the volume of the electronic cigarette circuit board, but also facilitate the heat dissipation of each device on the circuit board.
  • FIG. 1 is a schematic structural diagram of a power supply driving module according to an embodiment of the present invention.
  • FIG. 2 is a schematic structural diagram of another power supply driving module according to an embodiment of the present invention.
  • FIG. 3 is a schematic structural diagram of a power supply device according to an embodiment of the present invention.
  • the power supply driving module may include: a substrate 10 and a logic controller (Control Logic) 20 integrated on the substrate 10 .
  • the substrate 10 can be a silicon substrate.
  • the first end of the logic controller 20 is connected to the pulse width modulation PWM pin, the second end is connected to the control electrode of the first transistor M1, and the third end is connected to the control electrode of the second transistor M2, the logic controller 20 is configured to receive a control signal sent by a main control processor in the electronic cigarette through the PWM pin, and control whether the first transistor M1 and the second transistor M2 are turned on or off according to the control signal.
  • the main control processor may be a Microcontroller Unit (MCU)
  • the first transistor M1 and the second transistor M2 may be an N-channel metal oxide field effect transistor (Metal Oxide Semiconductor, MOS).
  • the first pole of the first transistor M1 is connected to the voltage input VIN pin, the second pole is connected to the conversion SW pin; the first pole of the second transistor M2 is connected to the SW pin, and the second pole and the ground pin Connected, for example, to the PGND pin of the power supply.
  • the first pole of each transistor may be a source, the second pole may be a drain, and the source and the drain of each transistor may be reversed, that is, the first extreme drain and the second extreme source.
  • each pin of the power supply driving module protrudes from the power supply module, and can be flexibly connected with the power circuit, and the separate components are not separately soldered, which is more convenient and flexible.
  • the first transistor M1 When the control signal received by the logic controller 20 is at a high level, the first transistor M1 can be controlled to be turned on, and the second transistor M2 can be controlled to be turned off. At this time, the VIN pin and the SW pin are turned on. If the VIN pin is connected to the power supply and the SW pin is connected to the SW pin of the other power supply driver module, the supply current supplied by the VIN pin can flow out through the SW pin to the SW of the other power supply driver module. If the VIN pin is connected to the nebulizer, the SW pin is connected to the SW pin of the other power supply driver module. When the SW pin receives the supply current from the other power supply driver module, it can pass. The first transistor M1 outputs the supply current from the VIN pin to the atomizer to drive the atomizer to operate.
  • the second transistor M2 can be controlled to be turned on, and the first transistor M1 can be controlled to be turned off. At this time, the PGND pin and the SW pin are turned on, and the SW pin has no current output.
  • the embodiment of the present invention provides a power supply driving module, wherein the components included in the power supply driving module are integrated on the substrate, so that the entire power supply driving module has a small volume, and thus is on the circuit board of the electronic cigarette.
  • the occupied space is also small, which facilitates heat dissipation of various devices on the circuit board, and can effectively reduce the volume of the electronic cigarette circuit board.
  • the power supply driving module may further include: a first AND gate A1, a second AND gate A2, and a through protector. (Shoot Through Protection) 30, a level shift 40, a first op amp F1, and a second op amp F2.
  • the first input end of the first AND gate A1 is connected to the second end of the logic controller 20, and the second input end of the first AND gate A1 is connected to the through protector 30, and the output of the first AND gate A1
  • the end is connected to the input end of the level shifter 40, the output end of the level shifter 40 is connected to the input end of the first op amp F1, the output end of the first op amp F1 and the first transistor
  • the gates of M1 are connected.
  • the first input end of the second AND gate A2 is connected to the third end of the logic controller 20, and the second input end of the second AND gate A2 is connected to the through protector 30, and the output of the second AND gate A2
  • the terminal is connected to the input end of the second op amp F2, and the output of the second op amp F2 is connected to the control electrode of the second transistor M2.
  • the through-protector 30 is used to protect the power supply driving module, and the current in the power supply driving module is prevented from being burned out due to excessive current.
  • the level shifter 40 is used to adjust the current output phase to switch between high and low levels, and the first op amp F1 and the second op amp F2 are respectively used to pull up the voltage.
  • the power supply driving module may further include: a filter resistor R1, a pull-down resistor R2, and a Zener diode D.
  • the filter resistor R1 can be used to filter out interference signals in the circuit and prevent the interference of the previous stage circuit to the latter stage circuit, and the resistance value can be 10 kohms (K ⁇ ).
  • One end of the pull-down resistor R2 is connected to the control terminals of the through-pass protector 30 and the second transistor M2, respectively, and the other end is connected to the ground pin, for example, can be connected to the PGND pin of the power supply, and the pull-down resistor R2 can stabilize the output voltage.
  • Zener diode D One end of the Zener diode D is connected to the power supply PVCC pin, and the other end is connected to the overcurrent protection BOOT pin and one power terminal of the first op amp F1, and the other power supply end of the first op amp F1 is The conversion SW pin is connected, and the Zener diode D is used for voltage stabilization.
  • the power supply driving module may further include: a first current detector C1 and a second current detector C2.
  • One end of the first current detector C1 is connected to the digital circuit power supply VCC pin, and the other end is connected to the forced continuous conduction mode enable FCCM pin, and the forced continuous conduction mode enables the FCCM pin to be respectively associated with the logic controller 20 and The through protector 30 is connected;
  • One end of the second current detector C2 is connected to the forced continuous conduction mode enable FCCM pin, and the other end is connected to the ground pin.
  • the first current detector C1 and the second current detector C2 are configured to feed back the detected current intensity and current interval to the main controller through the forced continuous conduction mode enable FCCM pin, thereby determining whether the logic controller 20 determines whether the logic controller 20 is The signal output from the main controller is correctly executed.
  • the detection resolutions of the two current detectors may be selected according to product application requirements, for example, the detection resolution of the two current detectors may be 50 microamperes ( ⁇ A).
  • one power terminal of the second op amp F2 is connected to the power supply PVCC pin, and the other power terminal is connected to the power supply ground PGND pin; the logic controller 20 is also connected to the analog ground AGND. Pins are connected.
  • the power supply driving module further includes a phase voltage PHASE pin, and the PHASE pin is respectively connected to the conversion SW pin and the logic controller 20.
  • the power supply driving module provided by the utility model When the power supply driving module provided by the utility model is in operation, when the control signal received by the logic controller 20 is at a high level, the first transistor M1 can be controlled to be turned on, and the second transistor M2 can be controlled to be turned off. At this time, the VIN pin and the SW pin are turned on. If the VIN pin is connected to a power supply, the supply current supplied by the VIN pin can flow out through the SW pin to the SW pin of another power supply driver module; if the VIN pin is connected to a nebulizer, then After the SW pin receives the supply current output from the other power supply driving module, the power supply current can be output from the VIN pin to the atomizer through the first transistor M1 to drive the atomizer to operate.
  • the second transistor M2 can be controlled to be turned on, and the first transistor M1 can be controlled to be turned off. At this time, the PGND pin and the SW pin are turned on, and the SW pin has no current output.
  • the embodiment of the present invention provides a power supply driving module, wherein the components included in the power supply driving module are integrated on the substrate, so that the entire power supply driving module has a small volume, and thus is on the circuit board of the electronic cigarette.
  • the occupied space is also small, which facilitates heat dissipation of various devices on the circuit board, and can effectively reduce the volume of the electronic cigarette circuit board.
  • the power supply device may include:
  • the power supply driving module, the main control processor 01 can be a Microcontroller Unit (MCU).
  • MCU Microcontroller Unit
  • the pulse width modulation pin of the first driving module 02 can be connected to the main control processor 01, the VIN pin can be connected to the power supply VBAT, and the conversion SW pin is connected to one end of the power inductor 04. The other end of the power inductor 04 is connected to the switching SW pin of the second driving module 03.
  • the pulse width modulation pin of the second driving module 03 is connected to the main control processor 01, and the VOUT pin is connected to the atomizer 05.
  • the VOUT pin can be coupled to the nebulizer 05 via an output current sensing component.
  • the VIN pin in the power supply driving module is the VOUT pin in FIG. .
  • the main control processor 10 can input a control signal to the PWM pin of each driving module, and when the control signal is high level, the first transistor and the second driving module in the first driving module 02
  • the first transistor in 03 is turned on, and the second transistor in the first driving module 02 and the second transistor in the second driving module 03 are turned off.
  • the supply current provided by the VIN pin of the first driving module 02 flows out through the SW pin of the first driving terminal module 02, oscillates through the power inductor 04, and is input to the SW pin via the second driving module 03.
  • the first transistor in the second driving module 03 is finally output to the atomizer 05 through the VOUT pin of the second driving module 03.
  • the second transistor in the first driving module 02 and the second transistor in the second driving module 03 may be controlled to be turned on, and the first transistor in the two driving modules Both are turned off, at this time, the VOUT pin of the second driving module 03 has no current output.
  • the main control processor 10 can output the high-frequency pulse width modulation signal as a control signal, and can control the second driving module 03 to output a driving current to the atomizer 05 to drive the atomizer 05 to operate.
  • the power supply apparatus may further include: a charging port 06, a charging assembly 07, and a battery assembly 08.
  • the charging port 06 can be a universal serial bus (USB). port.
  • USB port can be externally powered and provides a charging voltage of 5 volts (V) for the battery pack 08.
  • the charging port 06 can be respectively connected to the main control processor 01 and the charging component 07.
  • One end of the charging component 07 is connected to the charging port 05, and the other end is connected to the battery component 08 for charging the battery component 08.
  • the power supply device may further include: a battery anti-reverse assembly 081 and a power detecting component 082.
  • the two ends of the battery anti-removal assembly 081 are respectively connected to the charging assembly 07 and the battery assembly 08; and are used to protect various devices in the power supply device when the battery is reverse mounted.
  • One end of the power detecting component 082 is connected to a connection point between the charging component 07 and the battery anti-removal component 081, and the other end is connected to the main control processor 01. It is used to detect the amount of power of the battery pack 08.
  • the battery assembly 08 can also be connected to the VIN pin of the first driving module 02 through the battery anti-reverse assembly 081 as a power supply for the first driving module 02.
  • the power supply device may further include: a display module 09, and the display module 09 is connected to the main control processor 01.
  • the display module can be an Organic Light-Emitting Diode (OLED) display
  • the power supply device can also include a power supply component 091 for powering the display module 09.
  • OLED Organic Light-Emitting Diode
  • the circuit board may further include: a button component 11; the button component 11 is connected to the main control processor 01 for controlling the opening or closing of the main control processor 01, and may be implemented by the button component 11
  • the setting of the electronic cigarette operating parameters for example, adjusting the output power, the operating mode, the output voltage, and the like.
  • the button component 11 can include three buttons, wherein the button K_P can be a power button, the button K- can be a button for reducing the output power, and the button K+ can be used to increase the output. Power button.
  • the embodiment of the present invention provides a power supply device in which the atomizer is driven by two power supply driving modules. Since the two power supply driving modules are integrated devices, the volume is small and occupied. The area is only one-third of the original structure, which is convenient for heat dissipation of various devices on the circuit board, and can reduce the volume of the electronic cigarette circuit board.
  • the embodiment of the present invention further provides an electronic cigarette, which may include an atomizer 05, and a power supply device as shown in FIG. 3, which may be used to drive the atomizer 05.

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Abstract

一种供电驱动模块、供电装置及电子烟，属于电子技术领域。该供电驱动模块包括：基板（10）、集成在该基板（10）上的逻辑控制器（20）、第一晶体管（M1）和第二晶体管（M2）；该逻辑控制器（20）的第一端与脉宽调制（PWM）引脚相连，第二端与该第一晶体管（M1）的控制极相连，第三端与该第二晶体管（M2）的控制极相连；该第一晶体管（M1）的第一极与电压输入引脚（VIN）相连，第二极与转换引脚（SW）相连；该第二晶体管（M2）的第一极与该转换引脚（SW）相连，第二极与接地引脚（PGND）相连。由于该供电驱动模块包括的各器件集成在基板（10）上，使得整个供电驱动模块的体积较小，因此在电子烟的电路板上所占用的空间也较小，便于电路板上各器件的散热，并且可以有效减少电子烟电路板的体积。

Description

供电驱动模块、供电装置及电子烟 技术领域
本实用新型涉及电子技术领域，特别涉及一种供电驱动模块、供电装置及电子烟。
背景技术
电子烟是一种模仿卷烟的电子产品，可以通过雾化等手段，将尼古丁等卷烟材料变成蒸汽后供用户吸食。
相关技术中，电子烟主要由雾化器和电池装置组成，电路板设置在电池装置内，电路板上集成各种控制电路。该控制电路一般包括主控处理器、充电模块和供电驱动模块。该供电驱动模块用于在主控处理器的控制下，为雾化器提供驱动电流。具体的，该供电驱动模块一般包括设置在电路板上的多个分立元件，该多个分立元件占用的电路板面积较大，不利于电路板上器件的散热。
实用新型内容
为了解决相关技术中供电驱动模块占用电路板面积较大，不利于器件散热的问题，本实用新型提供了一种供电驱动模块、供电装置及电子烟。所述技术方案如下：
第一方面，提供了一种供电驱动模块，所述供电驱动模块包括：
基板、集成在所述基板上的逻辑控制器、第一晶体管和第二晶体管；
所述逻辑控制器的第一端与脉宽调制引脚相连，第二端与所述第一晶体管的控制极相连，第三端与所述第二晶体管的控制极相连，所述逻辑控制器用于根据从所述脉宽调制引脚接收到的控制信号，控制所述第一晶体管和所述第二晶体管的开启或者关断；
所述第一晶体管的第一极与电压输入引脚相连，第二极与转换引脚相连；
所述第二晶体管的第一极与所述转换引脚相连，第二极与接地引脚相连。
可选的，所述供电驱动模块，还包括：第一与门、第二与门、直通保护器、 电平移位器、第一运放器和第二运放器；
所述第一与门的第一输入端与所述逻辑控制器的第二端相连，所述第一与门的第二输入端与所述直通保护器相连，所述第一与门的输出端与所述电平移位器的输入端相连，所述电平移位器的输出端与所述第一运放器的输入端相连，所述第一运放器的输出端与所述第一晶体管的控制极相连；
所述第二与门的第一输入端与所述逻辑控制器的第三端相连，所述第二与门的第二输入端与所述直通保护器相连，所述第二与门的输出端与所述第二运放器的输入端相连，所述第二运放器的输出端与所述第二晶体管的控制极相连。
可选的，所述供电驱动模块，还包括：滤波电阻、下拉电阻和稳压二极管；
所述滤波电阻的一端与所述脉宽调制引脚相连，另一端与所述逻辑控制器的第一端相连，用于滤除电路中的干扰信号；
所述下拉电阻的一端分别与所述直通保护器和所述第二晶体管的控制极相连，另一端与接地引脚相连，用于稳定输出电压；
所述稳压二极管的一端与供电引脚相连，另一端分别与过流保护引脚和所述第一运放器的电源端相连，用于稳定电压。
可选的，所述供电驱动模块，还包括：第一电流检测器和第二电流检测器；
所述第一电流检测器的一端用于与数字电路供电引脚相连，另一端与强制连续传导模式使能引脚相连，所述强制连续传导模式使能引脚分别与所述逻辑控制器和所述直通保护器相连；
所述第二电流检测器的一端与所述强制连续传导模式使能引脚相连，另一端与接地引脚相连。
可选的，所述第一晶体管和所述第二晶体管均为MOS场效应晶体管。
第二方面，提供了一种供电装置，所述供电装置包括：
主控处理器、第一驱动模块、第二驱动模块和功率电感，其中，每个驱动模块为如权利要求第一方面所提供的供电驱动模块；
所述第一驱动模块的脉宽调制引脚与所述主控处理器相连，电压输入引脚与供电电源相连，转换引脚与所述功率电感的一端相连，所述功率电感的另一端与所述第二驱动模块的转换引脚相连；
所述第二驱动模块的脉宽调制引脚与所述主控处理器相连，电压输入引脚与雾化器相连。
可选的，所述供电装置还包括：充电端口、充电组件和电池组件；
所述充电组件的一端与所述充电端口相连，另一端与所述电池组件相连，用于为所述电池组件充电。
可选的，所述供电装置还包括：电池防反装组件和电量检测组件；
所述电池防反装组件的两端分别与所述充电组件和所述电池组件相连；
所述电量检测组件的一端与所述充电组件和所述电池防反装组件之间的连接点相连，另一端与所述主控处理器相连。
可选的，所述供电装置还包括：显示模组，所述显示模组与所述主控处理器相连。
可选的，所述电路板还包括：按键组件；
所述按键组件与所述主控处理器相连，用于控制所述主控处理器的开启或者关闭。
第三方面，提供了一种电子烟，所述电子烟包括：雾化器，以及如第二方面所提供的供电装置。
本实用新型实施例提供了一种供电驱动模块、供电装置及电子烟，该供电驱动模块包括的各器件集成在基板上，使得整个驱动模块的体积较小，因此在电子烟的电路板上所占用的空间也较小，不仅可以有效减少电子烟电路板的体积，并且便于电路板上各器件的散热。
附图说明
为了更清楚地说明本实用新型实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1是本实用新型实施例提供的一种供电驱动模块的结构示意图；
图2是本实用新型实施例提供的另一种供电驱动模块的结构示意图；
图3是本实用新型实施例提供的一种供电装置的结构示意图。
具体实施方式
为使本实用新型的目的、技术方案和优点更加清楚，下面将结合附图对本 实用新型实施方式作进一步地详细描述。
图1是本实用新型实施例提供的一种供电驱动模块的结构示意图，如图1所示，该供电驱动模块可以包括：基板10、集成在该基板10上的逻辑控制器(Control Logic)20、第一晶体管M1和第二晶体管M2。其中，该基板10可以为硅基板。
该逻辑控制器20的第一端与脉宽调制PWM引脚相连，第二端与该第一晶体管M1的控制极相连，第三端与该第二晶体管M2的控制极相连，该逻辑控制器20用于通过该PWM引脚接收电子烟中的主控处理器发送的控制信号，并根据该控制信号，控制该第一晶体管M1和该第二晶体管M2的开启或者关断。在一种可能的实施方式中，主控处理器可以为为控制单元(Microcontroller Unit，MCU)，第一晶体管M1和第二晶体管M2可以为N沟道金属氧化物场效应晶体管(Metal Oxide Semiconductor，MOS)。
该第一晶体管M1的第一极与电压输入VIN引脚相连，第二极与转换SW引脚相连；该第二晶体管M2的第一极与该SW引脚相连，第二极与接地引脚相连，例如，可以与电源地PGND引脚相连。其中，每个晶体管的第一极可以为源极，第二极可以为漏极，且每个晶体管的源极和漏极可以对调，也即第一极为漏极，第二极为源级。
在本实施例中，供电驱动模块的各个引脚从供电模块中伸出，可灵活地与用电电路相连，无需单独焊接设立各个分立的元器件，更为方便灵活。
当该逻辑控制器20接收到的控制信号为高电平时，可以控制第一晶体管M1开启，并控制第二晶体管M2关断。此时，VIN引脚和SW引脚导通。若该VIN引脚连接的是供电电源，SW引脚连接的是另一个供电驱动模块的SW引脚，则VIN引脚提供的供电电流可以通过SW引脚流出至另一个供电驱动模块的SW引脚；若该VIN引脚连接的是雾化器，SW引脚连接的是另一个供电驱动模块的SW引脚，则当SW引脚接收到另一个供电驱动模块输出的供电电流后，可以通过第一晶体管M1将该供电电流由VIN引脚输出至雾化器，以驱动该雾化器工作。
当该逻辑控制器20接收到的控制信号为低电平时，可以控制第二晶体管M2开启，并控制第一晶体管M1关断。此时，PGND引脚和SW引脚导通，SW引脚无电流输出。
综上所述，本实用新型实施例提供了一种供电驱动模块，该供电驱动模块包括的各器件集成在基板上，使得整个供电驱动模块的体积较小，因此在电子烟的电路板上所占用的空间也较小，便于电路板上各器件的散热，并且可以有效减少电子烟电路板的体积。
图2是本实用新型实施例提供的另一种供电驱动模块的结构示意图，如图2所示，该供电驱动模块，还可以包括：第一与门A1、第二与门A2、直通保护器(Shoot Through Protection)30、电平移位器(level shift)40、第一运放器F1和第二运放器F2。
该第一与门A1的第一输入端与该逻辑控制器20的第二端相连，该第一与门A1的第二输入端与该直通保护器30相连，该第一与门A1的输出端与该电平移位器40的输入端相连，该电平移位器40的输出端与该第一运放器F1的输入端相连，该第一运放器F1的输出端与该第一晶体管M1的控制极相连。
该第二与门A2的第一输入端与该逻辑控制器20的第三端相连，该第二与门A2的第二输入端与该直通保护器30相连，该第二与门A2的输出端与该第二运放器F2的输入端相连，该第二运放器F2的输出端与该第二晶体管M2的控制极相连。
其中，该直通保护器30用于保护供电驱动模块，避免供电驱动模块中电流过大而被烧坏。电平移位器40用于调整电流输出相位，从而切换高低电平，第一运放器F1和第二运放器F2分别用于拉升电压。
进一步的，该供电驱动模块，还可以包括：滤波电阻R1、下拉电阻R2和稳压二极管D。
滤波电阻R1的一端与该脉宽调制PWM引脚相连，另一端与该逻辑控制器20的第一端相连。该滤波电阻R1可以用于滤除电路中的干扰信号，防止前级电路对后级电路的干扰，其阻值可以为10千欧(KΩ)。
下拉电阻R2的一端分别与直通保护器30和第二晶体管M2的控制极相连，另一端与接地引脚相连，例如可以与电源地PGND引脚相连，该下拉电阻R2可以稳定输出电压。
该稳压二极管D的一端与供电PVCC引脚相连，另一端分别与过流保护BOOT引脚和第一运放器F1的一个电源端相连，该第一运放器F1的另一个电源端与转换SW引脚相连，该稳压二极管D用于稳压。
可选的，该供电驱动模块，还可以包括：第一电流检测器C1和第二电流检测器C2。
该第一电流检测器C1的一端与数字电路供电VCC引脚相连，另一端与强制连续传导模式使能FCCM引脚相连，该强制连续传导模式使能FCCM引脚分别与该逻辑控制器20和该直通保护器30相连；
该第二电流检测器C2的一端与该强制连续传导模式使能FCCM引脚相连，另一端与接地引脚相连。
第一电流检测器C1和第二电流检测器C2用于将检测到的电流强度和电流间隔通过强制连续传导模式使能FCCM引脚反馈给主控制器，主控制器从而确定逻辑控制器20是否正确执行主控制器输出的信号。
在本实用新型实施例中，该两个电流检测器的检测分辨率可以根据产品应用需求进行选择，例如该两个电流检测器的检测分辨率可以50微安(μA)。
此外，从图2还可以看出，该第二运放器F2的一个电源端与供电PVCC引脚相连，另一个电源端与电源地PGND引脚相连；该逻辑控制器20还与模拟地AGND引脚相连。该供电驱动模块还包括相电压PHASE引脚，该PHASE引脚分别与该转换SW引脚和该逻辑控制器20相连。
本实用新型提供的供电驱动模块在工作时，当该逻辑控制器20接收到的控制信号为高电平时，可以控制第一晶体管M1开启，并控制第二晶体管M2关断。此时，VIN引脚和SW引脚导通。若该VIN引脚连接的是供电电源，则VIN引脚提供的供电电流可以通过SW引脚流出至另一个供电驱动模块的SW引脚；若该VIN引脚连接的是雾化器，则当SW引脚接收到另一个供电驱动模块输出的供电电流后，可以通过第一晶体管M1将该供电电流由VIN引脚输出至雾化器，以驱动该雾化器工作。
当该逻辑控制器20接收到的控制信号为低电平时，可以控制第二晶体管M2开启，并控制第一晶体管M1关断。此时，PGND引脚和SW引脚导通，SW引脚无电流输出。
综上所述，本实用新型实施例提供了一种供电驱动模块，该供电驱动模块包括的各器件集成在基板上，使得整个供电驱动模块的体积较小，因此在电子烟的电路板上所占用的空间也较小，便于电路板上各器件的散热，并且可以有效减少电子烟电路板的体积。
图3是本实用新型实施例提供的一种供电装置的结构示意图，参考图3，该供电装置可以包括：
主控处理器01、第一驱动模块02、第二驱动模块03和功率电感04，其中，第一驱动模块02和第二驱动模块03中的每个驱动模块可以为如图1或图2所示的供电驱动模块，该主控处理器01可以为微处理器(Microcontroller Unit；MCU)。
参考图3，该第一驱动模块02的脉宽调制引脚可以与该主控处理器01相连，VIN引脚可以与供电电源VBAT相连，转换SW引脚与该功率电感04的一端相连，该功率电感04的另一端与该第二驱动模块03的转换SW引脚相连。
该第二驱动模块03的脉宽调制引脚与该主控处理器01相连，VOUT引脚与雾化器05相连。例如，该VOUT引脚可以通过输出电流检测组件与该雾化器05相连。
需要说明的是，当图2所示的供电驱动模块用作图3所示的供电装置中的第二驱动模块02时，该供电驱动模块中的VIN引脚即为图3中的VOUT引脚。
该供电装置在工作时，主控处理器10可以向每个驱动模块的PWM引脚输入控制信号，当该控制信号为高电平时，第一驱动模块02中的第一晶体管和第二驱动模块03中的第一晶体管开启，第一驱动模块02中的第二晶体管和第二驱动模块03中的第二晶体管关断。此时，第一驱动模块02中VIN引脚提供的供电电流经第一驱动端模块02的SW引脚流出，经过功率电感04发生振荡，再经由第二驱动模块03的SW引脚输入至该第二驱动模块03中的第一晶体管，最后再通过该第二驱动模块03的VOUT引脚输出至雾化器05。
当主控处理器10输出的控制信号为低电平时，可以控制第一驱动模块02中的第二晶体管和第二驱动模块03中的第二晶体管开启，该两个驱动模块中的第一晶体管均关断，此时第二驱动模块03的VOUT引脚无电流输出。
通过上述供电装置，主控处理器10通过输出高频的脉冲宽度调制信号作为控制信号，可以控制该第二驱动模块03向雾化器05输出驱动电流，以驱动该雾化器05工作。
继续参考图3，该供电装置还可以包括：充电端口06、充电组件07和电池组件08。其中，该充电端口06可以为通用串行总线(Universal Serial Bus；USB) 端口。该USB端口可以外接电源，并为该电池组件08提供5伏特(V)的充电电压。
该充电端口06可以分别与该主控处理器01和充电组件07相连，该充电组件07的一端与该充电端口05相连，另一端与该电池组件08相连，用于为该电池组件08充电。
可选的，该供电装置还可以包括：电池防反装组件081和电量检测组件082。
该电池防反装组件081的两端分别与该充电组件07和该电池组件08相连；用于在电池反装时保护供电装置中的各个器件。该电量检测组件082的一端与该充电组件07和该电池防反装组件081之间的连接点相连，另一端与该主控处理器01相连。用于检测电池组件08的电量。
该电池组件08还可以通过该电池防反装组件081与该第一驱动模块02的VIN引脚相连，以作为该第一驱动模块02的供电电源。
进一步的，如图3所示，该供电装置还可以包括：显示模组09，该显示模组09与该主控处理器01相连。该显示模组可以为有机发光二极管(Organic Light-Emitting Diode；OLED)显示屏，且该供电装置中还可以包括用于为该显示模组09供电的供电组件091。
参考图3，该电路板还可以包括：按键组件11；该按键组件11与该主控处理器01相连，用于控制该主控处理器01的开启或者关闭，以及可以通过按键组件11实现对电子烟工作参数的设定，例如，调节输出功率、工作模式、输出电压等等。
示例的，如图3所示，该按键组件11可以包括三个按键，其中按键K_P可以为电源键，按键K-可以为用于减小输出功率的按键，按键K+可以为用于增大输出功率的按键。
综上所述，本实用新型实施例提供了一种供电装置，该供电装置中通过两个供电驱动模块驱动雾化器，由于该两个供电驱动模块均为集成器件，体积较小，其占用面积只有原有结构的三分一，便于电路板上各器件的散热，并且可以减少电子烟电路板的体积。
本实用新型实施例还提供了一种电子烟，该电子烟可以包括：雾化器05，以及如图3所示的供电装置，该供电装置可以用于驱动该雾化器05。
以上所述仅为本实用新型的较佳实施例，并不用以限制本实用新型，凡在本实用新型的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本实用新型的保护范围之内。

Claims (10)

  1. 一种供电驱动模块，其特征在于，所述供电驱动模块包括：
    基板、集成在所述基板上的逻辑控制器、第一晶体管和第二晶体管；
    所述逻辑控制器的第一端与脉宽调制引脚相连，第二端与所述第一晶体管的控制极相连，第三端与所述第二晶体管的控制极相连，所述逻辑控制器用于根据从所述脉宽调制引脚接收到的控制信号，控制所述第一晶体管和所述第二晶体管的开启或者关断；
    所述第一晶体管的第一极与电压输入引脚相连，第二极与转换引脚相连；
    所述第二晶体管的第一极与所述转换引脚相连，第二极与接地引脚相连。
  2. 根据权利要求1所述的供电驱动模块，其特征在于，所述供电驱动模块，还包括：第一与门、第二与门、直通保护器、电平移位器、第一运放器和第二运放器；
    所述第一与门的第一输入端与所述逻辑控制器的第二端相连，所述第一与门的第二输入端与所述直通保护器相连，所述第一与门的输出端与所述电平移位器的输入端相连，所述电平移位器的输出端与所述第一运放器的输入端相连，所述第一运放器的输出端与所述第一晶体管的控制极相连；
    所述第二与门的第一输入端与所述逻辑控制器的第三端相连，所述第二与门的第二输入端与所述直通保护器相连，所述第二与门的输出端与所述第二运放器的输入端相连，所述第二运放器的输出端与所述第二晶体管的控制极相连。
  3. 根据权利要求2所述的供电驱动模块，其特征在于，所述供电驱动模块，还包括：滤波电阻、下拉电阻和稳压二极管；
    所述滤波电阻的一端与所述脉宽调制引脚相连，另一端与所述逻辑控制器的第一端相连，用于滤除电路中的干扰信号；
    所述下拉电阻的一端分别与所述直通保护器和所述第二晶体管的控制极相连，另一端与接地引脚相连，用于稳定输出电压；
    所述稳压二极管的一端与供电引脚相连，另一端分别与过流保护引脚和所述第一运放器的电源端相连，用于稳定电压。
  4. 根据权利要求2所述的供电驱动模块，其特征在于，所述供电驱动模块，还包括：第一电流检测器和第二电流检测器；
    所述第一电流检测器的一端用于与数字电路供电引脚相连，另一端与强制连续传导模式使能引脚相连，所述强制连续传导模式使能引脚分别与所述逻辑控制器和所述直通保护器相连；
    所述第二电流检测器的一端与所述强制连续传导模式使能引脚相连，另一端与接地引脚相连。
  5. 根据权利要求1至4任一所述的供电驱动模块，其特征在于，
    所述第一晶体管和所述第二晶体管均为金属氧化物半导体场效应晶体管。
  6. 一种供电装置，其特征在于，所述供电装置包括：
    主控处理器、第一驱动模块、第二驱动模块和功率电感，其中，每个驱动模块为如权利要求1至5任一所述的供电驱动模块；
    所述第一驱动模块的脉宽调制引脚与所述主控处理器相连，电压输入引脚与供电电源相连，转换引脚与所述功率电感的一端相连，所述功率电感的另一端与所述第二驱动模块的转换引脚相连；
    所述第二驱动模块的脉宽调制引脚与所述主控处理器相连，电压输入引脚与雾化器相连。
  7. 根据权利要求6所述的供电装置，其特征在于，所述供电装置还包括：
    充电端口、充电组件和电池组件；
    所述充电组件的一端与所述充电端口相连，另一端与所述电池组件相连，用于为所述电池组件充电。
  8. 根据权利要求7所述的供电装置，其特征在于，所述供电装置还包括：电池防反装组件和电量检测组件；
    所述电池防反装组件的两端分别与所述充电组件和所述电池组件相连；
    所述电量检测组件的一端与所述充电组件和所述电池防反装组件之间的连 接点相连，另一端与所述主控处理器相连。
  9. 根据权利要求6至8任一所述的供电装置，其特征在于，所述供电装置还包括：显示模组，所述显示模组与所述主控处理器相连。
  10. 一种电子烟，其特征在于，所述电子烟包括：雾化器，以及如权利要求6至9任一所述的供电装置；
    所述供电装置用于驱动所述雾化器。
PCT/CN2017/115809 2017-07-03 2017-12-13 供电驱动模块、供电装置及电子烟 WO2019006991A1 (zh)

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