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WO/2023/092553A1 |
The present application provides a power supply system, a power conversion apparatus, and a power system. The power supply system may comprise a photovoltaic array and a power conversion apparatus coupled to the photovoltaic array; the p...
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WO/2023/094701A1 |
The present invention relates to a power converter which is particularly suitable for being integrated into an electric or hybrid motor vehicle, the power converter (1) comprising: - a plurality of arms configured to be connected firstly...
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WO/2023/095550A1 |
Provided is a technology that minimizes biased magnetism in a transformer without the use of supplementary components for preventing biased magnetism, and that makes it possible for an insulated bidirectional DC/DC converter to be reduce...
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WO/2023/092313A1 |
A power converter comprises a power conversion circuit and a housing. The power conversion circuit comprises a voltage input, a voltage output, a first DC-DC voltage converter, and a second DC-DC voltage converter coupled to the first DC...
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WO/2023/095534A1 |
This reactor comprises a reactor including a coil and a magnetic core, and a sensor for measuring a physical quantity of the reactor. The coil includes a tubular winding portion. The magnetic core includes a first end-core portion and a ...
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WO/2023/094213A1 |
The disclosure relates to an isolated switched resonant converter for suppling a LED load, comprising a switching stage having at least one switch driven by a control circuit of the converter, a resonance circuit supplied by the switchin...
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WO/2023/093156A1 |
The present application provides a power conversion circuit and an electronic device. In the power conversion circuit, a configuration resistor thereof is provided between a set input end of a power converter and the ground, has a contro...
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WO/2023/096491A1 |
A series resonant converter, wherein said series resonant converter comprises a first and a second switch, connected in series, and arranged to be connected between a first Direct Current, DC, terminal of a bipolar DC power grid and a ne...
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WO/2023/094529A1 |
The present disclosure relates to a method for power control of a power converter. The method comprises determining, based on monitoring at least one electrical parameter of the power converter, a switching frequency of a first control s...
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WO/2023/095304A1 |
This power conversion device (100) includes a first substrate (10), power conversion circuits (120, 130) provided on the first substrate (10), a second substrate (25) disposed in a position overlapping the first substrate (10), a reactor...
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WO/2023/087716A1 |
Provided is a self-powered method for current detection of a built-in high-voltage power tube. A switching circuit based on a switching power supply comprises a transformer, a control chip, a power storage capacitor, a secondary rectifie...
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WO/2023/087268A1 |
Embodiments of the present application provide a switching power supply circuit and an electronic device. The switching power supply circuit comprises: a power transistor circuit comprising a plurality of power tubes coupled in series be...
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WO/2023/090941A1 |
The present invention relates to an auxiliary power supply device for generating auxiliary power of a power conversion device, the auxiliary power supply device comprising: a first auxiliary power supply unit which receives power applied...
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WO/2023/087781A1 |
A power supply circuit and method, an electronic device, and a computer-readable storage medium. The power supply circuit is used for supplying power to a processor, and comprises: an AVS module (42) used for monitoring and outputting th...
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WO/2023/089916A1 |
This power conversion device 101 comprises: a switching circuit RSC comprising switching elements Q1, Q2, a resonant capacitor Cr, and a transformer Tr that comprises a primary winding Tr1 connected in series to the resonant capacitor Cr...
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WO/2023/087121A1 |
The present invention relates to the field of electronics, more specifically to the field of apparatus for converting an AC or DC input into an AC or DC output, and in particular, it provides a switch cell comprising an internal power li...
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WO/2023/089160A1 |
A power converter system (1) comprising a DC voltage source (Udc), a control system (3), a multilevel inverter (5) and a balancing circuit (2) connected to the DC voltage source (Udc), and at least two DC link series connected capacitors...
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WO/2023/088635A1 |
The invention relates to a connection device (1) for an intermediate circuit (2) of a high-voltage vehicle electrical system of a motor vehicle for electrically connecting high-voltage components of the high-voltage vehicle electrical sy...
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WO/2023/088992A1 |
The invention relates to a method for controlling a voltage converter (1000), consisting in switching the switches (Q1-Q4) of the inverter arms (110, 210) of the primary circuit (100) and secondary circuit (200) so as to deliver an outpu...
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WO/2023/090692A1 |
A battery system comprises: a battery pack including a plurality of battery cells; a BMIC for monitoring a plurality of cell voltages for the respective plurality of battery cells; a plurality of balancing batteries charged by a target b...
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WO/2023/087221A1 |
The present disclosure relates to a power supply circuit supplying power to a load, and an electronic device. The power supply circuit comprises a DC-DC converter, a first controller, and a first charge compensation circuit. The first co...
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WO/2023/091212A1 |
A power supply device includes a switching converter, an inductor, and a linear voltage regulator. The inductor is electrically connected between a first switching node and a second switching node of the switching converter. The power su...
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WO/2023/091191A1 |
A flyback converter to receive an input voltage and provide an output voltage is provided, and may include a transformer having a primary winding and secondary winding, a primary switch coupled to the primary winding, a synchronous recti...
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WO/2023/087826A1 |
The present application is applicable to the technical field of wireless charging, and provides a wireless charging circuit 1, a switching circuit 2, a control method thereof and a storage medium. The control method comprises: controllin...
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WO/2023/090029A1 |
A power supply control device 10 comprises: an upper side gate driver 121 for turning on/off an upper side transistor N1 of N-channel type connected between an end to which an input voltage Vin is applied and an end to which a switch vol...
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WO/2023/090873A1 |
A converter comprises: a housing; an electronic component disposed in the housing; and heat dissipation fins protruding from the outer surface of the housing, wherein the heat dissipation fins comprise: a plurality of first heat dissipat...
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WO/2023/087742A1 |
An anti-sticking welding control circuit (30) for lifting arc striking, the control circuit (30) comprising a main loop (1) and an arc striking loop (2), which is connected thereto in parallel. During lifting arc striking, the main loop ...
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WO/2023/091871A1 |
Circuits and methods that can rapidly detect voltage degradation in a positive charge pump output and discharge control node accumulated charge (CNAC), thereby forcing the positive charge pump into a high-power mode. Embodiments include ...
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WO/2023/085924A1 |
In a first aspect there is provided an inductor-less power converter for converting an input voltage to an output voltage at a conversion ratio, comprising a plurality of stages, each stage comprising a capacitor, switching means and a n...
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WO/2023/082135A1 |
A negative bootstrap circuit, a micro-energy device, and a control method for a negative bootstrap circuit. A gate electrode of a first switch tube (Q1) is connected to a first control end of the negative bootstrap circuit; a gate electr...
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WO/2023/084998A1 |
A power supply device (1) comprises an electronic component unit (10) and a conductive housing (20) for accommodating the electronic component unit (10). The housing (20) has a columnar part (43) extending from the surface of an outer wa...
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WO/2023/082442A1 |
Embodiments of the present application disclose an integrated power supply and multi-channel auxiliary transmission system, comprising a whole vehicle train power supply system and an auxiliary unit; the whole vehicle train power supply ...
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WO/2023/083032A1 |
Provided are a rectifier circuit, an apparatus and a method. The rectifier circuit comprises: a number M of rectifier units, M being an integer greater than or equal to 2; an nth rectification unit comprises: a first switch tube, a secon...
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WO/2023/082183A1 |
A power supply including three feedback loops: an inner voltage loop, an outer voltage loop, and a current sharing loop. The inner voltage loop is the primary regulation/conversion loop that generates the power supply output voltage. The...
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WO/2023/084598A1 |
In a DAB circuit constituted by a first bridge (10) and a second bridge (20), a boost circuit is shared by connecting reactors (L1, L2) between a storage battery (1) and the first bridge (10). In each of the legs (11, 12) of the first br...
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WO/2023/085028A1 |
A power supply device according to one embodiment of the present technology comprises two transformers, two primary-side circuits, a secondary-side circuit, and a control unit. The two primary-side circuits are respectively provided to t...
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WO/2023/086401A1 |
A system may include a power converter comprising at least one stage having a dual anti-wound inductor having a first winding and a second winding constructed such that its windings generate opposing magnetic fields in its magnetic core ...
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WO/2023/083766A1 |
The invention relates to a DC-to-DC converter (8). According to the invention, the DC-to-DC converter has multiple DC-to-DC converter modules with electric input voltages and output voltages which differ from one another, said modules be...
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WO/2023/084999A1 |
A power supply device (1) comprises an electronic component unit (10) having a voltage conversion function, and a circuit substrate (20) having a multilayer structure. The electronic component unit (10) includes an inductor unit (15) in ...
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WO/2023/083430A1 |
A bi-directional series-resonant DC-DC power converter apparatus incorporating an improved multi-mode controller eliminates burst mode operation while supporting a wide voltage range handling capability. The converter includes a half bri...
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WO/2023/082810A1 |
A DC-DC voltage conversion apparatus, a power supply device, and a control method for a DC-DC voltage conversion apparatus. The dynamic response speed of a DC-DC voltage conversion apparatus can be increased. The apparatus comprises a re...
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WO/2023/077920A1 |
The present invention relates to an aerospace low-voltage BUCK anti-interference and delay starting circuit in the technical field of aerospace power sources. The circuit comprises: an input bus (1), a low-voltage BUCK circuit (2), an is...
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WO/2023/078841A1 |
A boost converter circuit is provided comprising an input arranged to receive an input voltage; an output arranged to generate a higher, output voltage for powering a further circuit portion; a switching arrangement arranged to control g...
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WO/2023/079894A1 |
This in-vehicle charger comprises: a bidirectional AC/DC converter (10) to which an AC power supply (2) or an AC load is connected; a resonant isolated DC/DC converter (20) to which the bidirectional AC/DC converter (10) is connected; a ...
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WO/2023/077847A1 |
An LLC resonant conversion circuit, a charging device, an energy storage device and an electric device, which relate to the technical field of power electronics. The LLC resonant conversion circuit is composed of a plurality of harmonic ...
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WO/2023/077741A1 |
Provided are a photovoltaic system and a control method. A negative output end of a master DC/DC converter (101) is connected to an N line, and a negative input end of a master DC/AC converter (201) is connected to the N line; a negative...
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WO/2023/081609A1 |
Circuits and methods that more effectively and efficiently solving the charge-balance problem for multi-level converter circuits by establishing a control method that selects an essentially optimal pattern or set of switch states that mo...
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WO/2023/081610A1 |
Circuits and methods that solve the light-load problem of a multi-level converter by generating a ripple signal in the control loop of the multi-level converter that causes a large output current ripple during light load conditions. This...
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WO/2023/078362A1 |
Embodiments of the present application disclose a switching power supply control method and a switching power supply. The switching power supply control method comprises: after high-voltage startup of a switching power supply, a secondar...
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WO/2023/078028A1 |
A power supply system (100), comprising an input port (10), an output port (20), a first voltage converter (30), and a second voltage converter (40). The first voltage converter (30) is used for measuring an input voltage of an external ...
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