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WO/2024/102593A2 |
Disclosed embodiments include methods, apparatuses, integrated circuits, and circuit boards for power conversion with reduced parasitics. The apparatuses include an integrated circuit for power conversion. The integrated circuit includes...
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WO/2024/102401A1 |
A boost converter control method includes: receiving an output voltage (VOUT, Fig. 15); receiving an output voltage target (VOUT_TAR, Fig. 15); triggering a snooze phase start (SNOOZE_START, Fig. 15) of an inactive load mode based on a c...
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WO/2024/101233A1 |
Provided are an electric power conversion device and an electric power conversion method in which switching loss is reduced. This electric power conversion device comprises a main circuit, an auxiliary circuit that is positioned betwee...
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WO/2024/101076A1 |
A failure determination circuit according to one embodiment of the present disclosure comprises: a charge pump circuit that includes an amplification section having an output section capable of outputting a first voltage, and a switch se...
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WO/2024/101037A1 |
The present invention makes it possible to reduce the heat generated by a power supply circuit. The present invention is a power supply circuit comprising: a transformer that is insulated between a primary side and a secondary side; a st...
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WO/2024/101824A1 |
An electronic device according to one embodiment may comprise a first battery, a second battery, a first charging circuit configured to provide power of a first voltage to the first battery, a second charging circuit configured to provid...
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WO/2024/081426A3 |
The present disclosure relates to circuits for connecting components of a hydrogen plant to a power grid to power the components in an efficient manner. In one implementation, power-side alternate current (AC) to direct current (DC) conv...
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WO/2024/099341A1 |
A fast-charging power bank, which comprises a fast-charging power bank control module (U1) and a power bank internal charging battery (BATTERY), the fast-charging power bank control module (U1) and the power bank internal charging batter...
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WO/2024/055031A3 |
A high efficiency wide-voltage-gain power conversion system and method is disclosed. The system includes a variable-inverter-rectifier-transformer (VIRT) having four pairs of switches forming four half-bridges. Each pair of switches has ...
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WO/2024/102562A1 |
An assembly for two (or more) DC/DC converters located in a common enclosure, where the DC/DC converters share a heat sink assembly, such as a shared dual-sided heat sink assembly. The techniques efficiently package the components of the...
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WO/2024/099781A1 |
The invention relates to a method (100) for operating a DC-to-DC converter (210) with a primary full-bridge rectifier (211) and a secondary synchronous rectifier (212) for a motor vehicle (200), said method (100) having the steps of: det...
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WO/2024/101917A1 |
An electronic device, according to one embodiment, may comprise: a battery; a display comprising a display panel; a converter circuit configured to generate a negative bias voltage which is applied to the display panel, the converter cir...
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WO/2024/093604A1 |
Disclosed in the present invention is a feedback (FB)-signal-based two-stage interaction method used in a two-stage switch power source. The method comprises: a power factor correction (PFC) controller acquiring an FB signal transmitted ...
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WO/2024/095603A1 |
A power supply device 40 is provided with: a drive control unit 51 that controls the switching elements 42a-42d of an inverter circuit 42 on the basis of a command voltage Vc; and a command voltage generation unit 52 that controls, on th...
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WO/2024/097627A1 |
In some examples, an apparatus (100) includes a constant amplitude ramp generator (124) having a differential output and first and second generator inputs, in which the first generator input is coupled to a power terminal. The apparatus ...
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WO/2024/093175A1 |
A streamer discharge driving apparatus, a purification device, and a streamer discharge driving control method, which relate to the technical field of purification devices. The apparatus comprises: a direct-current power supply conversio...
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WO/2024/093595A1 |
The present invention relates to a multiphase high-precision current-sharing control method applied to constant on-time (COT) control. In the control method, continuously sampled current difference magnitudes between currents and an aver...
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WO/2024/093173A1 |
A streamer discharge driving apparatus, a purification device and a streamer discharge drive control method, relating to the technical field of air purification. The apparatus comprises: a given reference voltage supply portion configure...
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WO/2024/097518A1 |
An electrostatic gun driver (100) includes an inverter (102) configured to receive power from a power supply (104). The electrostatic gun driver (100) in addition includes a controller (106) configured to control the inverter (102). The ...
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WO/2024/096283A1 |
Disclosed is a multi-port charger that can charge a higher voltage battery by boosting a low direct current charging voltage by using a pre-installed vehicle-mounted charger without additional parts or devices, and can be used for variou...
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WO/2024/093488A1 |
Provided in the present application are a power supply apparatus, system and method, and an electronic device and a readable storage medium. The power supply apparatus comprises: a first input end and a second input end, which are used f...
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WO/2024/096184A1 |
A lagging leg elimination phase-shift full-bridge converter circuit is disclosed. The circuit comprises: a primary circuit that includes a first leg, a second leg, a third leg, and a fourth leg, applies a switching control signal to a sw...
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WO/2024/094727A1 |
The invention relates to an electrical system (1), comprising a DC-to-DC converter (ICU), and having: a first operating mode, wherein the first terminal supplies the second terminal, and wherein the cut-off frequency of the first resonan...
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WO/2024/092953A1 |
The present application relates to a current feedback circuit and an electric stove. The circuit comprises an electric stove arc striking circuit, a current feedback circuit and a processing module; a booster is connected between an outp...
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WO/2024/094677A1 |
A circuit arrangement (1) for power factor correction comprises a control unit (100), a first strand (10), which is connected to a first control output (111) of the control unit (100), and at least one further strand (20, 30), which is c...
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WO/2024/092180A1 |
The disclosure provides a method of operating a system supported by an electric vehicle, EV. The method includes receiving input data from the input. When the input data is indicative of the EV being in a driving status, the method inclu...
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WO/2024/087162A1 |
Disclosed in the present invention is a two-stage topological driving power supply circuit, comprising a first-stage topological circuit and a second-stage topological circuit, which are connected in series. The first-stage topological c...
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WO/2024/087624A1 |
The present application relates to a flyback switching power supply and a self-powered circuit and method therefor. The self-powered circuit comprises: a charging capacitor used for taking power from a primary side coil and supplying pow...
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WO/2024/088530A1 |
Disclosed are a switching cell (1) for an electric power converter (2) and a method (3) of operating such a switching cell (1). Inter alia, the switching cell (1) implements a current sharing between magnetically coupled auxiliary power ...
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WO/2024/090418A1 |
A switching power supply system device (80) comprises: a power conversion unit in which a plurality of power conversion circuits (81-84) are connected in parallel, each performing a switching operation, and that obtains an output voltage...
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WO/2024/066480A9 |
A dual-mode charge control method for performing output voltage control on a load coupled to a circuit having a resonant tank. The method comprises: detecting an input voltage of a resonant tank, a resonant current of the resonant tank, ...
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WO/2024/091583A1 |
A controller (102) for a voltage converter (200) Includes a current mode control circuit (202) having an input. The controller (102) includes a voltage imbalance correction circuit (250), which includes a subtractor (220) configured to s...
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WO/2024/087763A1 |
The present disclosure provides a photovoltaic air conditioning system, a control method therefor, and a photovoltaic air conditioner. The photovoltaic air conditioning system comprises a photovoltaic cell, a direct current bus capacitor...
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WO/2024/089980A1 |
The input port of this backup power supply system is connected to a power supply, and the output port thereof is connected to a load. A power supply path connects the input port and the output port to each other. A first voltage conversi...
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WO/2024/090101A1 |
One embodiment of the present disclosure generates an output voltage VOUT obtained by switching and dropping down an input voltage VIN by a high-side switch 2 and a low-side switch 3 which are N-channel MOSFETs. An LDO 9 charges a boost ...
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WO/2024/090066A1 |
A DC/DC converter 20 comprises a power unit 21 and a control unit 22, and is characterized in that the control unit 22 comprises: a first control unit 23 that generates a first control command value CC for causing the output of the power...
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WO/2024/091544A1 |
In one example, an apparatus (900) comprises an amplifier (912), a ramp generation circuit (918), and a comparator (920). The amplifier has a reference input, a power converter feedback input, and an amplifier output. The ramp generation...
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WO/2024/087623A1 |
The present application relates to a switching power supply, and a self-power supply circuit and a self-power supply method therefor. The self-power supply circuit for a switching power supply comprises: a charging capacitor for storing ...
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WO/2024/089865A1 |
This power conversion device comprises: a transformer that includes first and second coils; a first bridge circuit that includes a plurality of first switching elements and that is connected to the first coil; and a second bridge circuit...
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WO/2024/087622A1 |
The present application relates to a switching power supply, and a power replenishing circuit thereof and a power replenishing method therefor. The power replenishing circuit of the switching power supply comprises: a control module, whi...
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WO/2024/090289A1 |
A semiconductor device (100) comprises: a first external connection terminal (SW1) that is exposed to the outside at an edge part of a bottom surface (Pg1) of a package (Pg) and that is connected to a first terminal of a first switching ...
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WO/2024/090108A1 |
This power supply circuit is configured to generate an output voltage from an input voltage. The power supply circuit includes: an error amplifier which is configured to output an error voltage corresponding to the deviation between a re...
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WO/2024/090419A1 |
This array-type power inductor comprises: two or more main conductors that each have a non-turning linear steric structure and individually form a plurality of inductors; a magnetic body comprising a magnetic material that forms magnetic...
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WO/2024/087637A1 |
The present application belongs to the technical field of switching power source control, and relates to a switching power source, a DCM-based self-powered circuit and a power supplementing method, and a CCM-based self-powered circuit an...
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WO/2024/082715A1 |
Provided in the present application are a power conversion system and a ripple current suppression method therefor. The power conversion system comprises a controller, M direct-current converter units, a bus capacitor and an inverter uni...
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WO/2024/082211A1 |
There is provided a DC-to-DC power converter 100, comprising: first and second input terminals 101, 102 for coupling to a DC power supply; a plurality of DC-to-AC power converter modules 110, each of which comprises first and second DC i...
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WO/2024/082980A1 |
A chip, a control chip, a switching power supply and a power adapter, which relate to the technical field of electronics, and can ensure precision in detecting a current. The chip comprises: a substrate; a first switch tube manufactured ...
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WO/2024/084966A1 |
Provided is a switching power source device (80) equipped with a composite power inductor (10), the switching power source device comprising: a linear inductor conductor (31); a linear inductor conductor (32); an inductor conductor (33);...
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WO/2024/083240A1 |
Embodiments of the present application provide a signal transmission circuit, a circuit board, and an electronic device. The signal transmission circuit comprises: N levels of working circuits connected in series, each working circuit co...
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WO/2024/083648A1 |
The invention refers to a control method for power converter, that assures operation under Zero Voltage Switching (ZVS) condition in a broad power range in a reliable manner, and which is easy to implement. The control method for operati...
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