Abstract: Disclosed herein is a rectifier circuit for receiving an AC signal from a receiver coil in an inductive power transfer system. The circuit is configured to operate at an operating frequency. The circuit comprises a Class-E rectifier; an AC signal supplier configured to supply an AC signal to the rectifier circuit; and a resonant network having an inductor and a capacitor. The resonant network has a resonant frequency, and the ratio of the resonant frequency to the operating frequency is within the range of 1.75 to 3.

Abstract: A battery pack and charger system includes a first battery pack having a first set of battery cells and configured to provide only a first operating voltage and a second battery pack having a second set of battery cells and configured to provide the first operating voltage and a second operating voltage that is different from the first operating voltage and a battery pack charger configured to be able to charge the first battery pack and the second battery pack.

Abstract: An energy storage module for use with an electric device in the shape of an electric hand-held machine tool or a vacuum cleaner, with the energy storage module having a wireless communication interface for wireless communication with an external communication apparatus arranged remote from the energy storage module and a module housing in which an electric storage device with at least one electrically rechargeable storage cell is arranged and on which a device interface is provided for detachable connection of the energy storage module to the electric device, with the device interface having electric device supply contacts for the electric energy supply of the electric device. The device interface of the energy storage module has a data interface separate from the device supply contacts, for data communication with the electric device.

Abstract: A system and method for wireless charging a wireless earbud. The wireless earbud having a body that includes a passive magnetic shield and a coil. The coil is wound around a portion of the body comprising the passive magnetic shielding. The wireless earbud receiving wireless energy in response to the placement of the body within an electromagnetic field, which results in the charging of a battery of the wireless earbud.

Abstract: A charging device configured to charge a mobile device through the solar cells integrated on the mobile device. The charging device converts wall power to light energy which can be absorbed by the solar cells and then converted to electricity for storage in the rechargeable battery of the mobile device. The charging device includes a light source configured to emit a light beam having a spectrum tuned to the spectral response of the solar cells. The charging device includes a proximity sensor for detecting the presence of a mobile device within the charging device housing and responsively signaling the activation of the light source. The charging device includes logic for wirelessly communicating with the mobile device as well as controlling the charging process in various stages and aspects. The light source may be LEDs that also serve to transmit light communication signals to the mobile device.

Abstract: The invention relates to an electromotive furniture drive comprising at least one adjusting drive (7, 8) for electromotively adjusting at least one movable furniture part relative to further furniture parts, and comprising a control device (9) for actuating the at least one adjusting drive (7, 8), and also comprising a charging apparatus (10) having at least one charging connection (11) for supplying power to an external electronic device. The electromotive furniture drive is distinguished in that the charging apparatus (10) has a cable (13) for connection to the control device (9), wherein the cable (13) leads from the control device (9) to a voltage converter (112) to which the at least one charging connection (11) is connected. The invention further relates to an item of furniture, in particular an item of furniture for sleeping or resting on, comprising an electromotive furniture drive of this kind comprising a charging apparatus (10).

Abstract: The disclosure provides a wireless charging device including a metal frequency-selective box and an internal charging system disposed inside the metal frequency-selective box for wireless charging. The internal charging system includes a multi-antenna subsystem including N antenna units; N is an integer greater than 2, and the antenna units are dipole antennas, microstrip patch antennas, microstrip slot antennas, helical antennas, or dielectric resonator antennas. The N antenna units are evenly disposed, in a two-dimensional ring, on inner sides of four side faces of the metal frequency-selective box, or disposed on a three-dimensional curved surface of the entire inner side of the metal frequency-selective box. The device to be energized is disposed in the metal frequency-selective box and is surrounded by the N antenna units.

Abstract: A single-interface charging-discharging switchable circuit comprising a power management unit U1, field effect transistors Q1˜Q2, capacitors C1˜C5, resistors R1˜R8, a diode D1 and an inductor L1. The product fills the gap in the market where there is no automatic charging-discharging switching circuit with the same interface, which enables the same interface (VCC/GND) to realize discharging and charging functions. The circuit of the disclosure is simple and has broad application prospects. The product of the disclosure uses a 5V-30V power supply to charge, and mobile phone adapters, portable power supply and other 5V power supply can be used as chargers. It is not limited by the 5V voltage of the traditional power supply, and the range of the input voltage of charging is wide.

Abstract: Corrosion mitigation in a battery may include displacing a first flowable medium with a second flowable medium along a first electrode to interrupt fluid communication of the first flowable medium with the first electrode—thus interrupting operation of the battery—while a second electrode remains in contact with a flowable medium (e.g., one or more of the first flowable medium or another flowable medium, such as a gel). For example, a membrane (e.g., an underwater oleophobic material) may be disposed between the first electrode and the second electrode. An oil may displace an aqueous electrolyte on a first side of the membrane toward a metallic electrode while the aqueous form of the electrolyte remains in contact with an air electrode on a second side of the separator membrane disposed toward the air electrode.

Abstract: A method for facilitating charging is provided. The method includes receiving a charging request from a user device for charging an energy storage device associated with an acceptor node. The method includes determining a set of charging parameters for the energy storage device based on the charging request. The method includes identifying one or more mobile charging systems that are available within a first geographical region associated with the acceptor node and satisfy the set of charging parameters. The method includes allocating, from the one or more mobile charging systems, a first mobile charging system to charge the energy storage device of the acceptor node. Based on the allocation, the first mobile charging system travels from a first location to reach a second location of the acceptor node to charge the energy storage device.

Abstract: In one embodiment, an electronic device may include a battery, a charging circuit electrically connected to the battery, a first connector, a second connector, a first switch configured to electrically connect the first connector to the charging circuit or to open an electrical connection between the first connector and the charging circuit, a second switch configured to electrically connect the second connector to the charging circuit or to open an electrical connection between the second connector and the charging circuit, a first control circuit configured to control the first switch to electrically connect the first connector to the charging circuit and to control the second switch to open the electrical connection between the second connector and the charging circuit based on first power supplied by a first external electronic device through the first connector, and a second control circuit configured to at least partially control the second switch to electrically connect the second connector to the char

Abstract: Methods, systems, and computer-readable media may charge a battery. A value of at least one battery parameter is determined, and a range of values to which the value of the at least one battery parameter corresponds to is identified. Based on the identified range of values, a set of values for at least one charging parameter is determined, and a battery is charged while a value of the at least one charging parameter is swept among the set of values.

Abstract: A network arrangement is provided for a charging park for providing IP services to the charging park. The charging park has a plurality of components. The network arrangement comprises a core network, a backend server and a central gateway that is coupled to the core network and to the backend server. The central gateway provides an interface for one or more communication nodes of the core network. The components of the charging park are connected communicatively to one another and to the central gateway via the core network. Each component of the charging park has an associated communication node of the core network, and the components of the charging park can interchange data with the backend server via the central gateway via their respective associated communication nodes and the interfaces associated with the communication nodes. Further, the invention relates to a method for addressing components of the charging park.

Abstract: Method for checking the plausibility of an electronic circuit for time measurement of an electrochemical energy storage system by means of a cooling behavior of at least one electrochemical energy store during non-use of the electrochemical energy store.

Abstract: A charger integrated circuit for charging a battery device including a first battery and a second battery connected to each other in series. The charger integrated circuit includes a first charger to be connected to a connection node between the first and second batteries, a second charger to be connected between the input voltage terminal and a high voltage terminal of the battery device, and a balancing circuit to balance voltages of the first and second batteries. The first charger is to provide a first charge current to the connection node in a first charge mode. The second charger is to directly charge the battery device by providing a second charge current to the high voltage terminal in a second charge mode.

Abstract: A circuit for controlling a battery includes a switch. The switch includes a source, a gate, and a drain. The drain of the switch is configured to be connected to a positive terminal of the battery. The circuit also includes a first diode. The first diode includes an anode and a cathode. The anode of the first diode is connected to the source of the switch. The cathode of the first diode is connected to the drain of the switch and is configured to be connected to the positive terminal of the battery. The circuit also includes a second diode. The second diode includes an anode and a cathode. The anode of the second diode is configured to be connected to a negative terminal of the battery. The cathode of the second diode is connected to the source of the switch and to the anode of the first diode.

Abstract: A method for charging a battery may include: obtaining a state of health of the battery and a magnitude of an initial charging current preset for the battery; converting the magnitude of the initial charging current on the basis of the state of health of the battery, thereby generating a charging current command; and providing the charging current command to a charger, and supplying a charging current corresponding to the charging current command to the battery by the charger.

Abstract: A shopping cart charging device, a charging system, an escalator and a shopping cart is disclosed. The shopping cart charging device includes a charging electrode configured to be disposed on a wheel of a shopping cart. The charging electrode is configured to allow electrical connection with a power supply electrode disposed on an escalator, so as to charge the shopping cart.

Abstract: The present disclosure provides a battery supply circuit, a device to be charged, and a charging control method. The battery supply circuit includes a first cell, a second cell, a switch, a first switching unit and a second switching unit. A first end of the second cell is coupled to a first end of the second switching unit, and a second end of the second cell is coupled to a first end of the switch, a second end of the second switching unit is coupled to a second end of the switch; a first end of the first cell is coupled to the second end of the switch, a second end of the first cell is coupled to a first end of the first switching unit, and a second end of the first switching unit is coupled to the first end of the switch.

Abstract: A battery module is provided whereby loss of productivity can be minimized even when producing multiple exterior body parts for different battery module sizes. The battery module of the disclosure has an exterior body and an all-solid-state battery stack encapsulated in the exterior body. The exterior body has a tubular body and a pair of covers. The tubular body has flanges at both open ends. The flanges at both ends of the tubular body and the outer edge sections of the pair of covers are each joined forming joints, with the exterior body being sealed by the joints. The all-solid-state battery stack has one or multiple constituent unit cells. The direction of stacking of each of the layers of the constituent unit cell is in the axial direction of the tubular body.

Abstract: Provided are a method for testing an output state of an adaptor, a system for testing an output state of an adaptor, and a computer storage medium. The method includes the following. After an adaptor is instructed to enable quick charging, a first instruction is received, where the first instruction is used for instructing determination of a state of output voltage. In response to the first instruction, a first output voltage is acquired and a voltage state is determined according to the first output voltage. After a charging current corresponding to the quick charging is received, a current change rate of the charging current is acquired, and a current state is determined according to the current change rate. A test result of the output state of the adaptor is obtained according to the voltage state and the current state.

Abstract: The present disclosure provides a charger capable of improving the portability thereof. The charger is a charger including a second charging terminal configured to be magnetically connected to a first charging terminal provided on a mobile body to supply power to the first charging terminal, the charger further including: a stand; a suspension member configured to suspend the second charging terminal from the stand; and a displacement inducing mechanism configured to induce, in order to reduce a magnetic connecting force between the first and the second charging terminals, relative displacement between the first and the second charging terminals in a direction different from an axial direction of the second charging terminal.

Abstract: A vehicle includes an electrified propulsion system powered by a traction battery. The vehicle also includes an electrical distribution system (EDS) to pass current to and from the traction battery. The EDS is provided with at least one flexible electrical distribution component (FEDC) including a plurality of individual conductor paths. At least one of the individual conductor paths defines a typical width and a reduced width narrowed portion sized to operate as a fuse and thereby break an electrical circuit of the at least one individual conductor path in response to heat generated from conducting an electrical current greater than a predetermined threshold.

Abstract: A support base includes a casing, a signal transmission module, a connection port, an audio output element and a detecting module. The support base is connected with a portable electronic device through the signal transmission module. The support base is connected with an external electronic device through the connection port. A first audio signal from the portable electronic device or a second audio signal from the external electronic device can be played by the audio output element. The detecting module detects the connection status of the support base. According to the connection status, the first audio signal or the second audio signal is controlled to be outputted from the audio output element.

Abstract: A battery pack includes a first core pack and a second core pack each holding a plurality of unit cells. The unit cells of a first cell group or second cell group that is closest to a connector are electrically connected to the connector through a third busbar. The unit cells of the first cell group or second cell group that is most distant from the connector are electrically connected to the connector through a fourth busbar.

Abstract: In the rechargeable battery with USB charging function, a cathode end of the battery body passes through the housing body and extends outside the housing body. One end of the circuit board is provided with an anode charging contact sheet, an anode discharging contact sheet and a ground contact sheet. Both the anode charging contact sheet and the anode discharging contact sheet are connected with an anode of the battery body. The anode charging contact sheet is connected with an anode pin of the male USB connector and the ground contact sheet is connected with a ground pin of the male USB connector when the male USB connector is inserted into a female USB connector; and the battery cover is provided with a conductive sheet which is electronically connected with the anode discharging contact sheet when the battery cover is connected with USB charging function.

Abstract: A power storage unit control device includes a discharging circuit that discharges from a power storage unit to a load, a control circuit that controls the discharging circuit, and a switching unit that executes a discharge prohibition mode in which discharge control of the discharging circuit by the control circuit is prohibited, if a stop signal based on an operation stopped state of a vehicle is received and a power source unit is greater than or equal to a predetermined voltage, and executes a discharge permission mode in which discharge control of the discharging circuit by the control circuit is permitted, if an operation signal based on the operating state of the vehicle is received and the power source unit is greater than or equal to the predetermined voltage.

Abstract: Battery packs according to embodiments of the present technology may include a first battery cell including a lithium-containing material. The first battery cell may be configured to operate in a voltage window extending to or above about 4 V. The battery packs may include a second battery cell electrically coupled in parallel with the first battery cell. The second battery cell may be configured to operate in a voltage window maintained at or below about 4.0 V. The battery packs may also include a controller configured to receive a measured terminal voltage from the first battery cell. The controller may be configured to determine whether to disconnect the second battery cell from the first battery cell based on the measured terminal voltage of the first battery cell.

Abstract: An electronic device includes a housing, a display exposed through one surface of the housing, at least one ground member, a first battery disposed in the housing and including a first anode and a first cathode, a second battery disposed in the housing and including a second anode and a second cathode electrically connected with the at least one ground member, a charging circuit electrically connected with the first battery and the second battery, a charging interface electrically connected with the charging circuit, and a power management integrated circuit electrically connected with the charging interface and the charging circuit and managing power supplied to the electronic device. When an external power source is connected through the charging interface, the charging circuit connects the first battery and the second battery in series during a first time period and connects the first battery and the second battery in parallel during a second time period.

Abstract: A recharge station for a mobile robot and method for navigating to a recharge station. Two signal emitters on the recharge station emit uniquely identifiable signals in two separate ranges. A mobile robot is configured to look for the signals with two signal receivers, a left receiver looking for the signals of the left emitter and a right receiver looking for the signals of the right receiver. Upon sensing the left emitter signals with the left receiver and the right emitter signals with the right receiver, the mobile robot is aligned with the recharge station. The mobile robot is configured to then drive forward until charging contacts on the mobile robot make contact with charging contacts on the recharge station.

Abstract: A robot according to an embodiment may include: a plurality of wheels, a motor to drive one or more of the wheels; a supporting plate to which the plurality of wheels are coupled; and a charging module coupled to the front end of the supporting plate. The charging module may include a terminal providing an electrical connection with a charging station when the robot docks with the charging station; and a housing providing an internal space, the terminal rotating or moving vertically in the internal space when the robot docks with the charging station.

Abstract: Presenting a new approach to architect footwear as a communication and energy-transporting platform for personalized smart living. This is done by integrating the most advanced technologies today, along with some known technologies still under development, to provide solutions to power on demand for all personal and wearable devices. The systems, methods, and apparatuses disclosed in this invention make our personal and wearable devices smarter, thereby providing higher practical functions and more efficiency to our everyday lives.

Abstract: A battery management apparatus, including: a sensing unit configured to generate battery information indicating a battery voltage and current; and a control unit configured to: determine a differential voltage curve based on a history of the battery information from the sensing unit during a sensing period while the battery is being charged with a first current rate current, the differential voltage curve indicating a relationship between a remaining capacity of the battery and a ratio of a voltage change amount of the battery to a remaining capacity change amount of the battery during the sensing period; detect feature points from the differential voltage curve; determine whether stabilization for an electrode material of the battery is required, based on a feature value of each of the feature points; and output a control signal to induce the battery to be discharged with a smaller second current rate current, when stabilization is required.

Abstract: Disclosed is multi-functional smart wireless charging device for cell phone in horizontal placement and vertical placement, including a hollow main body rear shell. A protection assembly is fixedly provided in the main body rear shell. A main PCB is provided on top of the protection assembly. One side of the PCB being abutted against a wireless charging PCB fixedly provided on top of the protection assembly. The wireless charging PCB is connected with a main body front shell on one side of the wireless charging PCB remote from the main PCB. A wireless charging bottom shell is slidably connected with the main body front shell at its one side remote from the main body rear shell. One side of the wireless charging bottom shell is provided with a wireless charging front shell. The device may also charging by wire when wireless charging is not carried out.

Abstract: An adaptor for a sensor having a sensor connector. The adaptor includes a receptacle base configured to, upon insertion of the sensor connector, align with the structural shape, and/or size, and/or configuration of the sensor connector and establish a structural connection therewith. The adaptor may also include one or more receivers, configured to, in response to the conformance in the structural shape, and/or size, and/or configuration of the receptacle base, move relative to the receptacle base to align with axis of an optical arrangement or pin arrangement of the sensor connector. Such an alignment is to result in the mating of the adaptor and sensor connector which thereby establishes an electrical connection or an optical connection therewith. The adaptor may also include a processing device configured to determine one or more characteristics of output from the sensor connector.

Abstract: An electronic system can include a charged system and a charging system. The charged system can include a charger and a battery configured to be charged thereby. The charger may be configured to receive power from a charging system that includes a power converter configured to supply power to the charger and a controller configured to control the power converter. The controller may be configured to receive feedback information from the charged system, including one or more voltages. The controller may be further configured to determine an output voltage compensation value for the power converter as a function of the feedback information and to set an output voltage of the power converter as a function of the compensation value. The compensation value and output voltage may be selected to maintain a preselected headroom between a battery charging target voltage of the charger and a voltage supplied to the charger.

Abstract: A method for rapidly recharging a military or a non-military device having an electric battery is provided. The method includes recharging the military or non-military device and the recharging includes delivering coolant to the military or non-military device to cool the electric battery. A military device, a non-military non-vehicular device, a mobile charging station and a stationary charging station are also provided.

Abstract: According to an embodiment, a power transmission system includes a power transmission antenna, a first rail and a second rail. The power transmission antenna is disposed facing the power reception antenna installed on the side surface of the cart stored in the storage position. The first rail includes a first groove that guides, among a plurality of wheels for moving the cart to the storage position, a first wheel that is closest to the power transmission antenna while the cart is stored in the storage position, and that causes a distance between the power reception antenna and the power transmission antenna installed on the side surface of the cart to be within a power transmittable range. The second rail includes a second groove that guides, among the plurality of wheels for moving the cart, a second wheel that is different from the first wheel to the storage position.

Abstract: A system is disclosed for protection of a lithium ion battery. The system includes a first light source and a first optical guide including first and second ends. The first optical guide is in optical communication with the light source at the first end of the first optical guide. A first material is disposed on an exterior surface of the first optical guide in fluid communication with an exterior surface of the lithium ion battery. The first material is optically responsive to a first gas indicative of an overheat condition or combustion of the lithium ion battery. A first light detector is in optical communication with the second end of the first optical guide.

Abstract: An envelope tracking system includes an envelope signal generator, a supply modulator coupled to the envelope signal generator, the supply modulator comprising a switching regulator path configured to provide an output voltage at an output node to a power amplifier when in an average power tracking (APT) mode, the switching regulator path configured to operate together with a linear path to provide the output voltage at the output node to the power amplifier when in an envelope tracking (ET) mode, a capacitor having a first and second terminal, the first terminal coupled to ground, a switch coupled between the output node and the second terminal of the capacitor, the switch being configured to selectively disconnect the capacitor from the output node, and a circuit coupled between the output node and the second terminal of the capacitor, the circuit comprising a bi-directional current-limiting switch, the circuit configured to charge or discharge the capacitor such that a voltage across the capacitor changes

Abstract: Provided is a smart card that can prevent malfunction in the smart card and improve stability of radio frequency communication by removing interference of an AC signal generated at the antenna terminal of the smart card. The smart card includes: a dual antenna configured of a first antenna and a second antenna for performing radio frequency communication with a card reader; an IC chip electrically connected to the first antenna to perform radio frequency communication through the first antenna; a power generation unit for generating DC power by converting a radio frequency signal received through the second antenna; a control unit for receiving the DC power generated from the power generation unit to control various modules; and a cut-off unit arranged between the first antenna and the IC chip to cut off a radio frequency signal received through the first antenna under the control of the control unit.

Abstract: A system and method for providing risk mitigation and resilience to the electrical grid system by allowing bi-directional electricity usage from a distributed network of energy storage stations to form a large, distributed resource for the grid. A machine learning optimization module ingests various forms of data—from grid telemetry to traffic data to trip-to-trip data and more—in order to make informed spatiotemporal decisions about strategically placing and balancing energy stores across various regions to support optimum energy usage, risk mitigation, and grid fortification. Energy stores are then sent updated parameters as to the amount of energy to hold or release.

Abstract: The present disclosure discloses a charging circuit, a terminal and a charging method, and belongs to a field of electronic circuit technologies. The charging circuit includes: a control circuit and a voltage reduction circuit connected to the control circuit; wherein the control circuit is configured to obtain a feedback signal indicating a generation frequency of a control signal, generate the control signal based on the feedback signal, and send the control signal to the voltage reduction circuit; and the voltage reduction circuit is configured to obtain an input voltage and the control signal, perform voltage reduction processing on the input voltage based on the control signal and output an output voltage to a battery, wherein an output current corresponding to the output voltage is greater than an input current corresponding to the input voltage, and the output voltage is configured to determine the generation frequency.

Abstract: A handy terminal has a housing, a secondary battery embedded in the housing, and a terminal portion including a charging terminal for charging the secondary battery, and is used by gripping the housing with one hand, wherein: the housing is provided with a grip assumed region extending, within a predetermined range, upward from the lower end of the front surface, the back surface, the left-side surface, and the right-side surface in a vertical direction and capable of being touched by one gripping hand of an operator during operation; and the terminal is provided outside the grip assumed region in the right-side surface.

Abstract: A mobile terminal, a peripheral device, and a charging method thereof that relate to the field of electronic device technologies, where the mobile terminal and the peripheral device are separately powered, and when coupled by a connector, the mobile terminal and the peripheral device charge each other. The mobile terminal includes a first switch, a second switch, a first charging port, a first charging circuit, a first connector, a first battery, and a first electronic controller.

Abstract: Systems and methods for charging an electric bus having a charging interface on its roof may include determining that an approaching bus is supposed to be charged at the charging station, lowering the charging head of the charging station to land on the roof of the bus, and moving the bus with the charge head on its roof to engage the charging head with the charging interface.

Abstract: Systems and methods are provided for charging a battery system of an Information Handling System (IHS) using a multimode AC adapter. Information reported by the multimode adapter is used to determine its capabilities, including whether it supports USB-PD transmission and also supports high-power transmissions of a voltage greater than the USB-PD voltages. The charge state of the battery system is monitored. When the battery is in a pre-charge state, the battery is charged using USB-PD transmissions negotiated with the multimode adapter. When the battery is in a bulk-charge state, the battery is charged using a high-power transmission negotiated with the multimode adapter. When the battery is in a top-off-charge state, the battery is charged using USB-PD transmissions negotiated with the multimode adapter. In light of the charging efficiency of a battery varying based on its charge level, the multimode adapter supports efficient charging at different charge levels.

Abstract: Control electronics for a battery system of a vehicle with a low voltage battery include a first direct current to direct current (DC/DC) converter including a first input terminal configured to be connected to the battery system, and an output terminal connected to a microcontroller, a wake-up circuit including a low voltage sub circuit and a sub circuit on a high voltage side that are galvanically isolated, and a second DC/DC converter including an input terminal configured to be connected to the low voltage battery, and an output terminal connected to the wake-up circuit, wherein the low voltage sub circuit is configured to transmit electrical energy received from the second DC/DC converter to the sub circuit on the high voltage side, and wherein the sub circuit on the high voltage side is configured to receive electrical energy from the low voltage sub circuit and to transmit the electrical energy to the first DC/DC converter.

Abstract: Provided is a charge base for mounting a portable terminal having a shoulder belt and for charging the mounted portable terminal. The portable terminal charge base comprises: a base portion; a terminal accommodating portion which is disposed over and to the front of the base portion, has a groove shape extending in a width direction W of the base portion, and accommodates a lower part of the portable terminal; a shoulder belt accommodating portion which is disposed to the rear of the terminal accommodating portion over the base portion, has a groove shape extending in the width direction, and accommodates at least a part of the shoulder belt of the portable terminal mounted to the terminal accommodating portion; and a contact pin which is disposed in the terminal accommodating portion and electrically connects with a charge terminal provided in the portable terminal accommodated in the terminal accommodating portion.

Abstract: An output protector for chargers connected to the output terminal of charger, comprising a MOS tube as electronic switch, a light switchover signal terminal, a power output V+ terminal, a power GND terminal connected to the source of the MOS tube, and a power output V? terminal connected to the drain of the MOS tube. The power output V+ terminal and power GND terminal are connected to the output terminal anode and cathode of charger respectively. The light switchover signal terminal is connected to the charging state signal output end of charger. The power output V+ terminal and power output V? terminal are connected to the anode and cathode of battery, and the output protector has a triode on-unit which drives the MOS tube after the power output V+ terminal and power output V? terminal are connected to the anode and cathode of battery respectively.