WO2019231284A1 - Dispositif de commande de del compatible et procédé utilisant un ballast de lampe fluorescente - Google Patents

Dispositif de commande de del compatible et procédé utilisant un ballast de lampe fluorescente Download PDF

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Publication number
WO2019231284A1
WO2019231284A1 PCT/KR2019/006591 KR2019006591W WO2019231284A1 WO 2019231284 A1 WO2019231284 A1 WO 2019231284A1 KR 2019006591 W KR2019006591 W KR 2019006591W WO 2019231284 A1 WO2019231284 A1 WO 2019231284A1
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WIPO (PCT)
Prior art keywords
ballast
led
fuse
led array
electrode
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PCT/KR2019/006591
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English (en)
Korean (ko)
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김영권
이상철
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비엔피전자주식회사
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Publication of WO2019231284A1 publication Critical patent/WO2019231284A1/fr

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Definitions

  • the present invention is a compatible LED drive device using a conventional ballast for fluorescent lamps, using three fuses and the incomplete operation prevention capacitor (C1), can be applied to the existing electronic ballast and magnetic ballast, incomplete operation of the ballast
  • the present invention relates to a compatible LED driving device using a ballast for a fluorescent lamp, which prevents power consumption and reduces power consumption.
  • Conventional fluorescent lamps generate electric discharge by high voltage inside the lamp, and the ultraviolet rays generated by this reaction react with the fluorescent material applied on the inner surface of the lamp to emit visible light.
  • the mercury and argon gas are put in a glass tube and the fluorescent paint is applied to the inner wall. After application, the ultraviolet rays of the discharged mercury stimulate the mold and emit visible light. That is, when the fluorescent lamp is turned on, a high voltage is applied between the anodes to cause dielectric breakdown, and the electrons collide with the fluorescent material inside the fluorescent lamp to emit light due to the discharge between the anodes due to the dielectric breakdown.
  • Conventional lighting methods for fluorescent lamps include a magnetic (mechanical) lighting method using a low frequency magnetic (mechanical) ballast and an electronic lighting method using a high frequency electronic ballast.
  • the magnetic ballast is mainly a rapid start type (rapid starting) ballast as shown in FIG. 4, and a separate winding is installed in the ballast for heating the electrode, and an electrode heating current flows at the same time as switching on.
  • rapid starting rapid starting
  • the fluorescent lamp is naturally turned on.
  • the fluorescent lamp can be immediately turned on even at a relatively low voltage by heating the electrode in advance.
  • Electronic ballasts are high power factor and high efficiency ballasts without flashing by high frequency resonant power using electronic circuit.
  • Electronic ballasts have a series resonance by a coil, a condenser, and a filament of a fluorescent lamp provided in the ballast, and include self-oscillating and external-oscillating methods.
  • the fluorescent lamp When the initial lighting is applied, the fluorescent lamp is applied up to a high voltage (multiple of the lighting voltages) discharged by series resonance.
  • the lighting is turned on, the applied lighting voltage between the anodes of the fluorescent lamp is lowered.
  • Electronic ballasts are discharged between fluorescent lamp anodes by a very high voltage (more than 600 V AC) generated by resonance.
  • FIG. 5 shows a resonant half bridge output circuit of a conventional electronic ballast.
  • ballast stabilizer models fluorescent lamp-compatible LED lamps are applied.
  • the ballast power consumption is initially greater than the normal power consumption for a very short time (for example, within 0.2 seconds). This is because a fluorescent lamp and a product of the LED lamp have different impedance characteristics (particularly in the case of LED, the current does not flow in the LED when the voltage is lower than the v / f voltage (or operating voltage), which is different from the fluorescent lamp),
  • the compatible LED lamp When the compatible LED lamp is applied, it may cause malfunction of the resonance circuit inside the ballast. That is, this may cause incomplete operation during the initial operation of the electronic ballast.
  • Fig. 6 shows an equivalent circuit before and after the lighting of the conventional electronic ballast (b).
  • the magnetic ballast and the electronic ballast have different structures and driving methods.
  • LED lamps which are lamps using a plurality of light-emitting diodes (hereinafter referred to as LEDs), have been introduced and used in place of fluorescent lamps.
  • the LED lamp when the LED lamp is connected to the lamp mounting portion in which the ballast of the fluorescent lamp is already mounted as it is, the LED lamp cannot be used.
  • the LED lamp In order to connect and use an LED lamp as it is instead of a fluorescent lamp, it is necessary for the LED lamp to have an LED drive power output unit for rectifying the power input from the electrode end of the ballast of the fluorescent lamp and outputting a power for driving the LED.
  • the LED driving power output unit applied to the magnetic ballast and the LED driving power output unit applied to the electronic ballast must be configured differently.
  • the fluorescent lamp mounting part on the ceiling or the wall it is difficult for the general public to know whether the magnetic ballast or the electronic ballast is mounted in the fluorescent lamp mounting part on the ceiling or the wall. Therefore, the public cannot know whether the fluorescent lamp mounting should be equipped with an LED lamp having an LED driving power output unit applied to a magnetic ballast or an LED lamp having an LED driving power output unit applied to an electronic ballast. If other LED lamps are connected, the LED lamp may be broken or in some cases a fire hazard.
  • Korean Patent No. 10-1530919 relates to an AC power source direct connection type and an electronic ballast compatible type LED fluorescent lamp.
  • the first electrode part and the second electrode part are provided at both ends of the ballast, and the first electrode of the first electrode part is connected to one end of the first rectifying part through the first fuse.
  • the second electrode of the first electrode part is connected to the other end of the first rectifying part, the third electrode of the second electrode part is connected to one end of the second rectifying part through the second fuse, and the fourth electrode of the second electrode part is the second electrode.
  • the output end of the first rectifying part and the output end of the second rectifying part are connected to each other, and the second resistor R2 is inserted between the connection point and the ground.
  • the resistance value when applied to the magnetic rapid ballast, when the current by the electromotive force of the preheating winding flows through the second electrode of the first electrode portion and the fourth electrode of the second electrode portion inside the ballast, If the resistance value is small, it may burn out due to the loss, which may destroy the LED lamp or cause a fire.
  • the filament circuit member detects the normal state of the electrode at the initial operation, so that the filament circuit member may malfunction. That is, the incomplete operation of the ballast which may occur during the initial operation of the electronic ballast cannot be prevented.
  • Korean Patent No. 10-1380610 relates to a fluorescent lamp compatible LED lamp control circuit.
  • the first electrode part and the second electrode part are provided at both ends of the ballast, and the first electrode of the first electrode part is connected to one end of the first rectifying part through the first capacitor.
  • the second electrode is connected to the other end of the first rectifying part through the second capacitor, the third electrode of the second electrode part is connected to the one end of the second rectifying part, and the fourth electrode of the second electrode part is the other end of the second rectifying part.
  • the output terminal of the first rectifying section and the output terminal of the second rectifying section are connected to each other.
  • a filament circuit member can be malfunctioned because it detects the normal state of the filament portions at both ends of the electrode during the initial operation. In addition, there may be a risk of fire if these output stages are used as LED driving power without the fuse.
  • the problem to be solved by the present invention by using only three fuses, incomplete operation prevention capacitor (C1), can be used for both the existing electronic ballast and magnetic ballast, to prevent incomplete operation during the initial lighting of the ballast and consume power It is to provide a compatible LED drive device using a simple, inexpensive, fluorescent lamp ballast by reducing the number.
  • C1 incomplete operation prevention capacitor
  • Another object of the present invention is to provide a first electrode portion and a second electrode portion at both ends of the ballast, the first electrode of the first electrode portion is connected to one end of the first rectifying portion through the first fuse, the first electrode The negative second electrode is connected to the other end of the first rectifying part through the second fuse, and the third electrode of the second electrode part is connected to one end of the second rectifying part through the third fuse connected in series and the incomplete operation preventing capacitor C1. And a fourth electrode of the second electrode portion is connected to the other end of the second rectifying portion, and an output terminal of the first rectifying portion and an output terminal of the second rectifying portion are connected to each other to be used as an LED driving power output terminal. It is to provide a compatible LED driving device.
  • Another problem to be solved by the present invention is a compatible LED drive using a ballast for fluorescent lamps to prevent the incomplete operation of the ballast that may occur during the initial operation of the electronic ballast by the incomplete operation prevention capacitor (C1) To provide a device.
  • Another problem to be solved by the present invention when applied to the magnetic rapid ballast, when the current by the electromotive force of the preheating winding flows through the first to third fuses inside the ballast, the first fuse or the second fuse is disconnected In addition, when the third fuse is disconnected and applied to the electronic ballast, the electrode part becomes an open loop and stops operation, thereby fixing the fluorescent lamp ballast to be used only for a compatible LED driving circuit for rapid use. It is to provide a compatible LED driving device.
  • Another problem to be solved by the present invention by eliminating the power consumption by the electromotive force of the preheating winding of the unnecessary rapid stabilizer, the power consumption of the rapid stabilizer is reduced and thereby the heat generation also uses a ballast for fluorescent lamps It is to provide a compatible LED driving device.
  • the present invention includes a first electrode portion and a second electrode portion, the first electrode portion comprises a first electrode and a second electrode, the second electrode portion is a third electrode and a fourth electrode
  • the first electrode is connected to one end of the first rectifying portion through the first fuse and the first inductor connected in series
  • the second electrode is connected in series It is connected to the other end of the first rectifying part through the fuse and the second inductor
  • the connection point between the first fuse and the first inductor and the connection point between the second fuse and the second inductor are connected to each other
  • the third electrode The third fuse and the first capacitor connected in series are connected to one end of the second rectifier
  • the fourth electrode is connected to the other end of the second rectifier through the third inductor
  • the third fuse and the first capacitor connected in series are connected to each other.
  • the connecting point and the fourth electrode of are connected to each other, the first rectification The output end and the output end of the second holding portion are connected to each other,
  • a second capacitor which is a smoothing capacitor, is connected between the connection point of the output terminal of the first rectifying unit and the output terminal of the second rectifying unit and ground.
  • the LED array module is inserted between the connection point between the output terminal of the first rectifier and the output terminal of the second rectifier and the ground, and the LED array module is formed of one or more LED arrays, and the LED array is formed of one LED line.
  • a plurality of LED lines are connected in parallel, and an LED line forms a line by connecting a plurality of LEDs in series.
  • connection point between the output terminal of the first rectifying unit and the output terminal of the second rectifying unit is connected to the anode end of the LED array module, the ground is connected to the cathode end of the LED array module, and the anode end of the LED array module is connected to the LED array module. Both ends are connected to the anode end of the LED array, and the cathode end of the LED array module is connected to the cathode end of the LED array from both ends of the LED array module, and the anode end of the LED array is at both ends of the LED array.
  • a part connected to the anode, and the cathode end of the LED array is a part connected to the cathode of the LED, both ends of the LED array.
  • the LED array number changing switch for adjusting the number of the LED array is further provided.
  • the switch for changing the number of LED arrays has a slide connection switching unit, and the slide connection switching unit has a pair of connection terminals moving up and down simultaneously, so that the anode end of the selected LED array is an anode terminal of the switch for changing the number of LED arrays. It is connected to the (ANODE), the cathode end of the LED array is made to be connected to the cathode terminal (CATHODE) of the switch for changing the number of LED array.
  • the ballast for fluorescent lamps is an electronic ballast
  • a limited current flows into the first fuse, the second fuse, and the third fuse for a short time of less than 2 seconds at the initial ignition of the electronic ballast, and after the electronic ballast is turned on, Since the current flowing through the first to third fuses is smaller than the disconnection current of the fuse, the first fuse, the second fuse, and the third fuse are not disconnected.
  • the ballast for fluorescent lamps is an electronic ballast
  • the first inductor, the second inductor, and the third inductor are impedance elements for high frequency, and the high frequency switching of the electronic ballast is performed using the first inductor, the second inductor, and the third inductor.
  • An operation constitutes a circuit for limiting the current flowing through the LED array module.
  • the electronic ballast consumes more power than the normal power consumption of the electronic ballast within 0.2 seconds.
  • the resonant circuit inside the ballast is configured to filter the noise signal causing the malfunction in the first capacitor when a malfunction including oscillation occurs.
  • the ballast for a fluorescent lamp is a magnetic rapid ballast
  • a current caused by the electromotive force of the preheating winding provided in the magnetic rapid ballast flows through the first fuse, the second fuse, and the third fuse.
  • the overcurrent flows, one of the first fuse and the second fuse connected to the first electrode part is disconnected, and the third fuse connected to the second electrode part is disconnected.
  • the ballast-compatible LED driving device for fluorescent lamps applied to the magnetic rapid ballast includes either the first fuse or the second fuse and the third fuse are disconnected to be fixed by the dedicated LED ballast for the magnetic rapid ballast.
  • the LED ballast dedicated to the ballast is applied to the electronic ballast, the LED ballast dedicated to the magnetic ballast is not driven.
  • the compatible LED drive device using the fluorescent lamp ballast of the present invention can be used for both an electronic ballast and a magnetic ballast by three fuses and a capacitor for preventing incomplete operation, and incomplete operation during the initial operation of the electronic ballast can be achieved. Prevents and reduces power consumption, and can provide a simple, inexpensive LED lamp.
  • the present invention includes a first electrode portion and a second electrode portion at both ends of the ballast, the first electrode of the first electrode portion is connected to one end of the first rectifying portion through the first fuse, the second electrode of the first electrode portion is A second fuse is connected to the other end of the first rectifying part, and a third electrode of the second electrode part is connected to one end of the second rectifying part through a third fuse connected in series and an incomplete operation prevention capacitor, and a fourth of the second electrode part.
  • the electrode is connected to the other end of the second rectifying part, and the output terminal of the first rectifying part and the output terminal of the second rectifying part are connected to each other so as to be used as an LED driving power output terminal, and can be used for both an electronic ballast and a magnetic ballast.
  • the current caused by the electromotive force of the preheating winding in the ballast causes the fuse connected to the first and second electrode portions to be disconnected, thereby eliminating unnecessary power consumption of the preheating winding.
  • the electrode unit when applied to the magnetic rapid ballast, if the current by the electromotive force of the preheating winding flows through the first to third fuses inside the ballast, the first fuse or the second fuse is disconnected, or the third fuse is disconnected. .
  • the electrode unit when applied to the electronic ballast, the electrode unit becomes an open loop and stops the operation, and is fixed to be used only for a compatible LED driving circuit for rapid use.
  • the LED drive device of the present invention prevents the incomplete operation of the ballast which may occur during the initial operation of the electronic ballast by the incomplete operation preventing capacitor C1, thereby preventing the ballast failure and prolonging the life of the LED lamp. Make it available.
  • the power consumption of the rapid ballast is reduced by eliminating unnecessary power consumption by the electromotive force of the preheating winding of the rapid ballast, thereby reducing the heat generation.
  • FIG. 1 is a circuit diagram illustrating a schematic configuration of a compatible LED driving device using the ballast for fluorescent lamps of the present invention.
  • FIG. 2 is an example of a switch for changing the number of LED arrays applied to the present invention.
  • FIG. 3 is an example in which the LED array is applied to the switch for changing the number of LED arrays of FIG. 2.
  • the present invention is a device for applying the LED lamp or LED fluorescent lamp to the part where the existing ballast for the fluorescent lamp is mounted as it can be used, 'compatible LED drive device using a fluorescent ballast' or 'fluorescent lamp Ballast compatible LED drive system.
  • a fluorescent ballast' or 'fluorescent lamp Ballast compatible LED drive system there are electronic ballasts and magnetic rapid ballasts for fluorescent lamp ballasts, and these ballasts can be applied as they are.
  • ballast is an electronic ballast or a magnetic rapid ballast
  • it can be used as it is by simply attaching an LED lamp or an LED fluorescent lamp equipped with the ballast compatible LED drive device for the fluorescent lamp of the present invention. That is, by connecting the electrode portion of the socket of the conventional ballast for fluorescent lamps and the electrode portion of the ballast compatible LED drive device for the fluorescent lamp of the present invention, the user can be any of the electronic ballast and the magnetic rapid ballast, It can be used to supply power stably to a lamp or LED fluorescent lamp.
  • FIG. 1 is a circuit diagram illustrating a schematic configuration of a compatible LED driving device using the ballast for fluorescent lamps of the present invention.
  • the compatible LED drive device of the present invention comprises an LED drive power output unit that is compatible with both a magnetic ballast and an electronic ballast.
  • the first electrode unit 110 and the second electrode unit 120 are provided in the ballast for the fluorescent lamp.
  • the first electrode J1 of the first electrode unit 110 is connected to one end of the first rectifying unit BD1 through the first fuse F1 and the first inductor L1 connected in series, and the first electrode unit (1).
  • the second electrode J2 of 110 is connected to the other end of the first rectifying part BD1 through the second fuse F2 and the second inductor L2 connected in series, and the first fuse F1 and the first fuse F1 are connected to each other.
  • the connection point 111 between the inductor L1 and the connection point 111 between the second fuse F2 and the second inductor L2 are connected to each other.
  • the third electrode J3 of the second electrode unit 120 is connected to one end of the second rectifying unit BD2 through a third fuse F3 connected in series and a first capacitor C1 that is an incomplete operation preventing capacitor.
  • the fourth electrode J4 of the second electrode part is connected to the other end of the second rectifying part BD2 through the third inductor L3 and is connected to the third fuse F3 and the first capacitor C1 connected in series. 113 and the fourth electrode J4 are connected to each other.
  • the output terminal of the first rectifying unit BD1 and the output terminal of the second rectifying unit BD2 are connected to each other, and the connection point 115 is configured to be used as the LED driving power supply terminal V1.
  • the second capacitor C2 is connected between the connection point 115 of the output terminal of the first rectifying unit BD1 and the output terminal of the second rectifying unit BD2 and the ground, and the portion is a smoothing unit.
  • the smoothing unit includes one or more capacitors to smooth the AC power supplied from the rectifier output stage.
  • the voltage passed through the smoothing part is input to the LED driving power connector 200 as the LED driving power.
  • the LED driving power connector 200 connects the cathode terminal of the LED array module 277 to ground, and the anode terminal of the LED array module 277 is the LED driving power terminal V1, that is, the first rectifying unit BD1. It is connected to the connection point of the output terminal of and the output terminal of the second rectifying unit (BD2).
  • the LED driving power connector 200 may be connected to the LED arrays 270 through the switch 210 for changing the number of LED arrays.
  • the switch 210 for changing the number of LED arrays is used to change the number of LED arrays.
  • the LED array 270 includes a single LED line formed by connecting a plurality of LEDs in series and forming a line, or a plurality of LED lines in parallel. It may be made in a connected form.
  • the LED array module 277 refers to one or more LED arrays 270 formed in series.
  • the cathode end 260 of the LED array represents a portion connected to the cathode of the LED among both ends of the LED array 270, and the anode end 250 of the LED array is an LED. Of the two ends of the array 270, it represents the portion connected to the anode of the LED.
  • the cathode end of the LED array module 277 represents a portion connected to the cathode end of the LED array, of both ends of the LED array module 277, the anode end of the LED array module of both ends of the LED array module This represents the part connected to the anode end of the LED array.
  • the fluorescent lamp ballast is operated in the form of starting and maintaining the light emission by the electron emission using the electrodes of both ends. Without the electrodes, no closed loop is formed on the circuit, preventing the electronic ballast from working.
  • first fuse F1, the second fuse F2, and the third fuse F3 connected to the first electrode part 110 and the second electrode part 120 are connected to each other, a closed loop is formed. It becomes the equivalent circuit like the electrode of the fluorescent lamp and the ballast is turned on to operate.
  • the first inductor L1, the second inductor L2, and the third inductor L3 of the present invention are impedance elements (parts) for high frequency. These constitute a circuit for limiting the current flowing through the LED by the high frequency switching operation of the electronic ballast.
  • the first capacitor C1 is a capacitor for preventing incomplete operation of the ballast during the initial operation of the electronic ballast.
  • the fuse of the present invention that is, the first fuse F1, the second fuse F2, and the third fuse F3
  • a limited current flows for a short time (within 2 seconds) during initial ignition, and after lighting, the current is smaller than the disconnection current of the fuse, so that the first fuse F1, the second fuse F2, and the third The fuse F3 is not disconnected.
  • ballast ballast ballast In some type of ballast ballast models, fluorescent lamp compatible LED lamps are applied. When the power switch is turned on, the ballast power consumption is initially larger than the normal power consumption for a very short time (for example, within 0.2 seconds). This is because the fluorescent lamp and the product of the LED lamp have different impedance characteristics (particularly in the case of LED, the current does not flow in the LED when the voltage is less than the v / f voltage (forward voltage drop), which is different from the fluorescent lamp). When the compatible LED lamp is applied, the resonance circuit inside the ballast may malfunction and oscillate, and the first capacitor C1 is used as an element to prevent this. In other words, the first capacitor C1 differentiates the noise signal causing this malfunction with time, resulting in a filtering (smoothing) effect.
  • the compatible LED drive device of the present invention When the compatible LED drive device of the present invention is applied to the magnetic rapid ballast, there is a preheating winding (approximately 4 V of electromotive force) inside the magnetic rapid ballast, so that the current caused by the electromotive force flows through the FUSE, and thus the first fuse F1. Alternatively, the smaller one of the second contents F2 is disconnected, and the third fuse F3 is disconnected. As such, when applied to the electronic ballast, the electrode becomes an open loop (Open Loop) to stop the operation, the compatible LED drive device of the present invention is fixed by a compatible LED drive circuit dedicated to rapid.
  • a preheating winding approximately 4 V of electromotive force
  • the electromotive force of the preheating winding of the magnetic rapid ballast is about 4 volts
  • the resistance of the fuse is 0.5 ohm or less, so that an overcurrent flowing over the condition that the fuse is disconnected flows and is open (OPEN).
  • first fuse F1 and the second fuse F2 of the first electrode are connected to the one-electrode preheating winding, and an overcurrent flowing under the condition that the fuse is disconnected flows, so that the first fuse F1 and the second fuse F2 are flown. ), A fuse with a small internal capacity is broken.
  • the third fuse F3 of the second electrode is connected to the two-electrode preheating winding and is disconnected due to an overcurrent flowing beyond the condition that the fuse is disconnected.
  • the fuse of the present invention that is, the first fuse (F1), the second fuse (F2), the third fuse (F3) can be said to be a replacement of the filament of the fluorescent lamp from the ballast side, as a result of the electronic ballast Does not light up when the filament is broken.
  • the power consumption of the rapid stabilizer is reduced by eliminating unnecessary power consumption of the preheating winding of the rapid stabilizer, thereby reducing heat generation. That is, the fuse is broken and no current flows in the preheating winding. Therefore, the power consumption is reduced, resulting in a smaller heat generation.
  • the first rectifying unit BD1 and the second rectifying unit BD2 rectify the power for high frequency switching
  • the second capacitor C2 is a smoothing capacitor
  • FIG. 2 is an example of the LED array number changing switch 210 applied to the present invention
  • FIG. 3 is an example of applying the LED array to the LED array number changing switch 210 of FIG. 2.
  • the switch 210 for changing the number of LED arrays includes a slide connection switch 217, and the slide connection switch 217 includes two connection terminals 216 simultaneously moving up and down.
  • one connection terminal 216 connects pins 5 and 6 of the LED array number changing switch 210, and simultaneously pins 1 and 2 of the LED array number changing switch 210 are connected to the other one. It is shown that the connection terminal 216 of the connection, but this is not intended to limit the present invention. That is, one connection terminal 216 connects pins 4 and 5 of the LED array number changing switch 210, and simultaneously connects pins 2 and 3 of the LED array number changing switch 210 to the other one. Terminal 216 may connect.
  • the power supply pin 5 is the anode terminal (ANODE) of the array number changing switch 210), the first LED array (LED ARRAY) 270
  • the anode end 250 ie, pin 6) of the
  • the sixth pin (LED) connected to the ground may be connected to the cathode terminal 260 of the first LED array.
  • the anode end 250 of the LED array is connected to the anode terminal (ANODE) of the switch 210 for changing the number of LED arrays on both ends of the LED array (270), the cathode of the LED array is the number of LED arrays It is connected to the cathode terminal CATHODE of the switch 210 for change.
  • the anode terminal ANODE of the LED array number changing switch 210 that is, the anode terminal of the LED array is connected to the LED driving power supply terminal V1 and the cathode terminal CATCAT of the LED array number changing switch 210. That is, the cathode end of the LED array is connected to ground.
  • the LED line (Line) 10 LEDs are connected in series, the six LED lines form an LED array, but this is not intended to limit the present invention, which constitutes an LED line (Line)
  • the number of LEDs and the number of LED lines constituting the LED array may vary depending on the situation.
  • the connection point of each LED array is shorted or opened with the anode end of the LED array, and also shorted or opened with the cathode end of the LED array. This allows you to change the number of series LEDs lit.
  • the LED array number change switch may be configured to adjust the number of uses of the plurality of LED arrays.
  • the present invention relates to a compatible LED drive device and method using a ballast for fluorescent lamps
  • the present invention is a device for enabling the use of the LED lamp or LED fluorescent lamp as it is applied to the existing ballast for fluorescent lamps, such as home, industrial, etc. Applies to LED lamps or LED fluorescent lamps.

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Abstract

La présente invention concerne un dispositif de commande de DEL compatible utilisant un ballast de lampe fluorescente. Le dispositif de commande de DEL compatible utilise un ballast de lampe fluorescente existant, à l'aide de trois fusibles et d'un condensateur de prévention de fonctionnement incomplet (C1), pour permettre une application dans des ballasts électroniques et magnétiques classiques, empêcher le fonctionnement incomplet du ballast lorsque la lumière est initialement allumée, et réduire la consommation d'énergie.
PCT/KR2019/006591 2018-05-31 2019-05-31 Dispositif de commande de del compatible et procédé utilisant un ballast de lampe fluorescente WO2019231284A1 (fr)

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KR10-2018-0062289 2018-05-31

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CN112399672A (zh) * 2020-11-02 2021-02-23 厦门市义圆源科技有限公司 一种兼容电子镇流器的调光灯管

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KR102391353B1 (ko) 2020-11-20 2022-04-28 한국전자통신연구원 진상 전류 소자를 갖는 led 구동 장치 및 이를 포함하는 led 장치

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