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WO/2024/029230A1 |
The present invention obtains an output voltage by rectifying and smoothing a voltage generated by an operation that switches between a high-side transistor and a low-side transistor. The switching operation is performed on the basis of ...
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WO/2024/029949A1 |
One embodiment provides a switching regulator comprising: a switch network including first, second, third and fourth switch blocks connected to one another in series, having a flying capacitor connected to a first node to which the first...
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WO/2024/027555A1 |
A power supply circuit, a display screen, and an electronic device. The power supply circuit comprises: a voltage control module (1), an input end of the voltage control module (1) being connected to a power supply voltage, and an output...
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WO/2024/029689A1 |
This electronic device may comprise: a power supply device for generating a driving voltage and a standby voltage; and a main body operating on the basis of the driving voltage and the standby voltage received from the power supply devic...
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WO/2024/026733A1 |
Provided in the present application are a converter and a power adapter. The converter comprises an inverter circuit, a resonant network, a transformer and a drive control module, wherein the inverter circuit comprises at least two switc...
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WO/2024/026590A1 |
The present application provides a power conversion device, a control method, and a power supply system. The power conversion device comprises a first group of input ends, a second group of input ends, a first direct-current conversion c...
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WO/2024/024097A1 |
A DC/DC converter (10) is of an asynchronous type. The DC/DC converter comprises: an inductor (L1); a switching element (Q1); a diode (D1); and a controller (5) for controlling the switching element (Q1). The switching element is connect...
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WO/2024/021695A1 |
Disclosed in the present application is a power management integrated circuit, comprising: an I2C interface circuit, which is connected to a logic pin of the integrated circuit and is used for communicating with an external main controll...
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WO/2024/024775A1 |
Output sides of a plurality of DC power supply devices (10A-10E), which are CVCC power supplies, are connected in parallel to a load (120). In each of the plurality of DC power supply devices (10A-10E), an upper limit current (Icc), whic...
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WO/2024/023840A1 |
A high-side switch and a low-side switch respectively drive the inductor in a first phase and a second phase periodically. The inductor current during a longer phase of the first phase and the second phase is measured as a first portion....
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WO/2024/023842A1 |
A voltage regulator containing a bootstrap capacitor(224A-1), a switching converter and a pre-charging block(320). The bootstrap capacitor(224A-1) provides a required bias voltage for a high-side switch(340) of the switching converter. T...
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WO/2024/025119A1 |
According to embodiments, an electronic device may comprise: a load circuit including a plurality of electrodes; a converter configured to convert the magnitude of direct current power; at least one driving circuit configured to output a...
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WO/2024/024774A1 |
Output sides of a plurality of DC power supply devices (10A to 10E) as CVCC power supplies are connected in parallel to a load (120). In each of the plurality of DC power supply devices (10A to 10E), an upper limit current (Icc) to be ma...
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WO/2024/024859A1 |
One embodiment of the present disclosure comprises a PWM setting unit 203, a random number generation unit 204, a change amount generation unit 205, an addition unit 206, a counter unit 207, and a comparison unit 208 in order to generate...
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WO/2024/020681A1 |
Methods for transferring a signal across an isolation barrier include encoding the signal according to at least first and second parameters at a second side of the isolation barrier and using one or more isolating device to transfer the ...
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WO/2024/022708A1 |
The invention relates to a method (S1 - S4, S4-1 - S4-8, S6 - S8) for actuating a power-electronics DC-DC converter (1) that is operated by means of a controller (2) and has a primary side with at least two electronic switches (Q1 - Q4) ...
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WO/2024/020912A1 |
A control method of a voltage conversion circuit, comprising: acquiring a voltage variation of an input voltage of a voltage conversion circuit; when the voltage variation of the input voltage is greater than a preset voltage change thre...
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WO/2024/026177A1 |
A fundamental harmonic matching control technique (FHMT) can optimize the use of the switching devices needed to operate a dual active bridge DC/DC converter, which reduces the peak and RMS currents thereby reducing the switching power l...
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WO/2024/022713A1 |
The invention relates to a voltage/current or current/voltage conversion system, comprising input terminals (31, 32) and output terminals (41, 42), and between these terminals: a first set (1) and a second set (2), each of these sets com...
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WO/2024/023632A1 |
A processing circuitry is configured to discharge capacitors to a discharge voltage level, such as by repeatedly discharging the capacitors when coupled in series and partially recharging one or more capacitors of the capacitors when cou...
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WO/2024/025236A1 |
One embodiment relates to a DC/DC converter for boosting an input voltage to a desired voltage and outputting same, comprising: a boost converter for boosting an input voltage to a first voltage; a voltage drop pump for reducing the inpu...
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WO/2024/024627A1 |
The purpose of the present disclosure is to achieve size reduction. A charge pump circuit (5) of the present disclosure includes a capacitor (C1), a plurality of switch elements and a control circuit (50). The cathode of a Zener diode ...
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WO/2024/021458A1 |
An electric fire stove circuit and an electric fire stove. The electric fire stove circuit comprises a switching power supply (100), a booster (200) and at least one group of ion probe point pair assemblies (300), wherein an input end of...
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WO/2024/022941A1 |
A system for a direct current (DC)-DC converter includes a transformer, a bridge driver connected to a primary side of the transformer, and a bridge rectifier connected to a secondary side of the transformer, wherein one or more switches...
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WO/2024/025120A1 |
Embodiments of the present disclosure relate to a voltage regulation circuit which is included in a power management module of an electronic device and which regulates the level of voltage or current to be supplied to internal components...
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WO/2024/019854A1 |
A bidirectional high voltage AC-DC converter includes a primary three-phase three-level T-type power factor correction circuit, a full-bridge switching circuit connected to the primary three-phase three-level T-type power factor correcti...
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WO/2024/020090A1 |
A power distribution system supplies electrical power to various parts of a vehicle. The system includes a power distribution board and ancillary expansion boards that regulate power distribution in the system. With this system, power ca...
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WO/2024/016778A1 |
A BUCK circuit, a control method, controller and control apparatus therefor, and a storage medium. The control method comprises: determining load information of a BUCK circuit (S102); determining a control type and a control mode for the...
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WO/2024/017618A1 |
The disclosure relates to a switched-capacitor DC-DC converter comprising at least one input terminal, at least one output terminal, a plurality of power switches and a plurality of flying capacitors configured to convert a DC input volt...
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WO/2024/016473A1 |
The present invention relates to the technical field of power generation, power transformation, or power distribution. Disclosed is a control method for a four-tube buck-boost converter. The present invention uses four-stage control, and...
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WO/2024/019260A1 |
A power conversion device according to an embodiment of the present disclosure comprises: a rectification unit for rectifying input current; N (N>1) switches connected to an output of the rectification unit to control the output of the r...
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WO/2024/019295A1 |
A power source supply method, and an electronic device for performing the method are disclosed. The electronic device according to one embodiment may comprise: a display module; a converter, which converts a first input power source so a...
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WO/2024/017439A1 |
The present invention relates to a rectifier module (100) for converting a three-phase mains input voltage into a current-regulated and voltage-regulated output DC voltage, the rectifier module (100) comprising the following: - a regulat...
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WO/2024/020282A1 |
Zero voltage switching with a secondary switch (e.g., a synchronous rectifier) is described herein. The method allows a secondary side controller to calculate a required secondary switch hold time. By measuring a forward pin voltage when...
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WO/2024/016301A1 |
The present application provides a control circuit for an asymmetrical half-bridge flyback circuit, a power supply module, and an electronic device. The control circuit is used for outputting a control signal to control an asymmetrical h...
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WO/2024/017769A2 |
A multi-phase power converter includes a plurality of converter phases. Each of the converter phase includes a resonant tank and an inverter stage configured to switch an input power at an operating frequency to apply a switched power to...
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WO/2024/018813A1 |
This electric power conversion device (10) comprises a plurality of external connection terminals (20), a plurality of bridge circuits (30) that are individually connected to the external connection terminals, an inductance element (50) ...
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WO/2024/017771A1 |
A method for controlling a switch-controlled capacitor (SCC) in a resonant power converter includes: detecting a first zero crossing of a current through the SCC; determining a first predetermined time having elapsed after the first zero...
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WO/2024/016780A1 |
A BUCK circuit and a power-on control method therefor, a controller, and a power-on control device. The power-on control method comprises: determining the withstand current of a first switching transistor in a BUCK circuit, and determini...
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WO/2024/017770A1 |
A multi-phase power converter includes a printed circuit board having a plurality of conductive layers in a spaced apart and parallel relationship. The plurality of conductive layers includes a plurality of power planes in an interleaved...
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WO/2024/016146A1 |
An embodiment of the present disclosure provides a driving circuit for driving a capacitive load, such as a piezoelectric MEMS sound transducer. The driving circuit includes a step-up circuit configured to increase a load voltage across ...
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WO/2024/019259A1 |
A power factor correction converter device according to an embodiment disclosed herein comprises: a DC-link capacitor that is charged with an input voltage of an input voltage sensor power factor correction converter device; an output vo...
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WO/2024/017775A1 |
The invention relates to a vehicle (1) comprising an electrical circuit arrangement (2), wherein the electrical circuit arrangement (2) has: a traction battery (4); an electrical connection (5) for electrically coupling to a vehicle-exte...
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WO/2024/017620A1 |
The invention regards a programmable gate driver array for a switched-capacitor DC- DC converter comprising at least one input terminal, a plurality of power switch terminals connectable to a plurality of power switches configured to con...
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WO/2024/013887A1 |
This power conversion device according to an aspect of the present invention comprises: a first power terminal that has two connecting terminals; a voltage sensor that is able to detect the voltage between the two connecting terminals; a...
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WO/2024/013872A1 |
Provided is a power supply control IC that is mounted on an ECU, that has a function capable of reactivating through a process of an internal circuit or an external circuit, and that can perform highly accurate failure predictive diagnos...
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WO/2024/014359A1 |
The present invention suppresses complication of a power converter and realizes control based on a reference function. A power control device according to the present invention, which controls a power converter that converts and outputs ...
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WO/2024/012696A1 |
The present disclosure relates to a converter circuit. The converter circuit comprises n input ports; an output port; n three port converters (TPCs) each having a first port, a second port, and a third port; and m further converters each...
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WO/2024/013774A1 |
The proposed invention relates to an adaptive energy converter with variable duty cycle and frequency modulation. Said converter is capable of generating a single signal in which frequency and duty-cycle vary simultaneously, as required,...
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WO/2024/014201A1 |
A power circuit 110 includes a switching element M1. A feedback circuit 120 generates an error signal VERR according to an error between an output detection signal VDET indicating the output signal VOUT of the power circuit 110 and a ref...
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