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WO/2023/191640A1 |
Described herein is an embedded system comprising: at least one power domain comprising analogue and/or digital circuitry; at least one domain storage unit (166) for providing energy to the power domain; a main storage unit (172) for sto...
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WO/2023/185086A1 |
The present application relates to a current control circuit, an electric energy provision apparatus, a device, and a current control method and apparatus. A current control circuit 01 comprises: a conversion circuit 10, which is used fo...
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WO/2023/187306A1 |
A power converter for converting an input voltage at an input of the power converter into an output voltage at an output of the power converter may include a first power converter branch comprising a first capacitor, a first switch netwo...
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WO/2023/190208A1 |
A switching power supply device 100 has a main circuit 110 that includes: a switching element Q1; and a rectifying element D1 that conducts in a complementary manner with the switching element Q1. A snubber capacitor C2 and a snubber dio...
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WO/2023/185154A1 |
The present application relates to a DCDC circuit, a power adapter, and a voltage conversion method. The DCDC circuit comprises a feedback circuit and a conversion circuit. The feedback circuit is connected to the conversion circuit. The...
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WO/2023/188293A1 |
This fixation structure comprises: a structural body; a first magnetic part and a second magnetic part facing each other in a first direction, and fixed to the structural body; and a spacer member disposed between the first magnetic part...
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WO/2023/188973A1 |
This light emitting element driving device comprises: an error amplifier configured to output a voltage corresponding to the difference between a reference voltage and a voltage corresponding to the current flowing to a light emitting el...
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WO/2023/189490A1 |
Provided is a small-sized power supply device that can reduce heat generation and power loss in a noise reduction function component and suppress EMI noise. A noise reduction function component (20) for a power supply device comprises:...
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WO/2023/188168A1 |
According to the present invention, a power supply circuit that charges a battery and supplies power to a load circuit includes: a DC/DC converter that converts power of a first direct-current voltage supplied from an external power supp...
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WO/2023/183687A1 |
Apparatus and techniques for adaptively adjusting an input current limit for a boost converter supplying power to a load, such as an amplifier. An example circuit for supplying power generally includes a boost converter having an output ...
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WO/2023/180680A1 |
A DC-DC converter for converting an input voltage at an input node, the converter comprising: first and second inductor nodes for connection of an inductor therebetween; first and second flying capacitor nodes for connection of a flying ...
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WO/2023/181660A1 |
Provided is a drive device configured to drive a switching element. The drive device comprises a variation unit configured to vary performance for supplying a current to a control terminal of the switching element during a period from st...
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WO/2023/182052A1 |
A signal expansion circuit (31) is electrically connected between an MPU (20) and a drive circuit (120), and generates and outputs a second drive signal phase-adjusted with respect to a first drive signal. A low-voltage malfunction preve...
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WO/2023/179830A1 |
The present invention provides a power module arranged to receive a DC electric input signal at first and second connection terminals (A, B), and to output an AC electric output signal at third and fourth connection terminals (C, D). A s...
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WO/2023/182662A1 |
The present invention provides a power supply device for supplying, using a DC link voltage of a high-voltage unit of a semiconductor transformer, a control power to a transformer control unit for controlling the high-voltage unit, the p...
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WO/2023/181361A1 |
A power converter according to an aspect of the present invention comprises: a first power terminal; a switching unit; a transformer; a rectification unit having a switching circuit including first and second switching elements; a smooth...
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WO/2023/179142A1 |
The present application relates to a driver circuit and a piezoelectric actuator. The driver circuit comprises: a buck-boost circuit, the buck-boost circuit being configured, according to a voltage regulation control signal, to work in a...
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WO/2023/180018A1 |
In a galvanically isolated DC/DC converter, in particular having a power rating of more than 20 kW and in particular having to meet high demands in terms of current measurement accuracy and dynamic range, in particular an LLC converter, ...
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WO/2023/183819A1 |
An apparatus may include a printed circuit board including an integrated circuit comprising buck converter circuitry and an inductor coupled to the integrated circuit.
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WO/2023/183150A1 |
The controller for a system including a power converter may be configured to cause the system to operate in one of a low-power mode and the high-power mode based on power demand from a load at the output of the power converter and when i...
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WO/2023/181633A1 |
In the present invention, a first transistor and a second transistor are connected in series to each other, the second transistor being provided on a side having a lower potential than the first transistor. On the basis of a change in th...
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WO/2023/179936A1 |
A phase-shift full-bridge DC/DC converter with secondary bridge rectifier has an active surge protector with a circuit breaker and an additional circuit breaker for assisting in the free-wheeling of the diodes of the bridge rectifier, an...
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WO/2023/176525A1 |
A control circuit 200 controls a switching power supply 100 that includes a switching transistor M1. A first switching detection pin TD1N is connected to a first node N1 in the switching power supply 100, and a second switching detection...
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WO/2023/175086A1 |
A synchronous buck converter for supplying a LED load comprises: - a high side switch and a low side switch connected in series, - an inductor connected to the midpoint of these switches, and - a control circuitry controlling the alterna...
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WO/2023/177237A1 |
A bidirectional power conversion apparatus, according to one embodiment of the present invention, comprises: a first switching unit including a plurality of switches connected to a first input/output terminal; a transformer having one si...
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WO/2023/173595A1 |
A voltage regulator and a control method therefor. The voltage regulator comprises: a comparison module (100), which is configured to compare a reference voltage (10a) with a feedback voltage (10b), and generate an error voltage (10c) on...
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WO/2023/176684A1 |
The present invention addresses the problem of reducing impedance. In a capacitor (100), a plurality of first metal layers (11) are connected to a first external electrode, and separated from a second external electrode. A plurality of s...
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WO/2023/177504A1 |
A closure for a telecommunications network includes: a housing having an internal cavity; first fiber and power connectors mounted on the housing; second fiber and power connectors mounted on the housing; a fiber optic module mounted in ...
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WO/2023/175795A1 |
This control device changes a connected state between a power supply source and a plurality of DC/DC converters, the device comprising: an acquiring means that acquires a usage status of each of the plurality of DC/DC converters; a selec...
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WO/2023/176965A1 |
The work vehicle includes: a step-down circuit (212) provided between a fuel cell (124) and a converter (211); a contactor (213) provided in parallel with the step-down circuit (212) and switching conduction and insulation between the fu...
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WO/2023/177538A1 |
Described embodiments include a circuit with a first amplifier (104) having first and second amplifier inputs and a first amplifier output. The first amplifier input (102) is coupled to a reference voltage terminal. The second amplifier ...
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WO/2023/171085A1 |
The present invention provides a multiport-type charging system which is capable of simultaneously charging a plurality of storage batteries and loads and which is capable of handling a variety of types of charging while suppressing in i...
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WO/2023/170141A1 |
The invention refers to a photometric process measurement arrangement (10) with a photometric immersion probe (20) being electrically supplied with a probe supply voltage (Us) and comprising: a photometer flashlight source (61), an impul...
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WO/2023/171202A1 |
A circuit element 10a has parallelized resonance circuits. A resonance capacitor Crkq in a q-th one of the parallelized resonance circuits is connected at one end in series to a resonance reactor Lrq and a primary winding N1q of a transf...
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WO/2023/172928A1 |
One or more examples relate, generally, to providing timing signals to gate drivers of a converter. An example apparatus for providing timing signals to gate drivers of a converter includes a circuit that includes a timing input, and a p...
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WO/2023/170660A1 |
A chlorinator system includes a swimming pool chlorinator configured to perform chlorination operations of a salt water pool system. The swimming pool chlorinator includes an electrolysis cell configured to receive a flow of pool water a...
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WO/2023/169690A1 |
The disclosure relates to a power converter arrangement (100) for converting an alternating current, AC, voltage (101) into a direct current, DC, voltage (102), the power converter arrangement (100) comprising: an AC-DC conversion stage ...
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WO/2023/170978A1 |
A power conversion device according to the present invention comprises a DC/DC converter and a control circuit unit which controls the same. The DC/DC converter has: a first power output circuit that converts first DC power into first AC...
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WO/2023/169470A1 |
Provided in the embodiments of the present application are a critical-value oscillation control apparatus and device, and a wireless earphone. The present application is characterized in that the control apparatus comprises: a first oper...
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WO/2023/173040A1 |
Systems and methods for controlling switched-mode power supplies. One system includes a converter including a switch and an inductor and processor to control operation of the converter. The processor is configured to determine whether a ...
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WO/2023/168683A1 |
The present invention discloses a leakage inductance utilizing converter, which comprises: an input unit, the input unit being any one among an input capacitor, an input bus end, and an input end after rectification and adding a filter c...
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WO/2023/170226A1 |
The invention relates to a circuit arrangement (1) for generating at least one output DC voltage (2, 2a, 2b) on the basis of an input AC voltage (3), comprising at least one input stage (4) and at least one rectifier (5), wherein the inp...
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WO/2023/172439A1 |
A converter includes a power stage to provide a current through a primary winding of a transformer in response to a PWM signal and to induce a current in a secondary winding of the transformer to generate an output voltage. The power sta...
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WO/2023/170140A1 |
The invention refers to a photometric process measurement arrangement (10) with a photometric immersion probe (20). The photometric immersion probe (20) comprises a photometer flashlight source (61) for providing photometric light impuls...
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WO/2023/172802A1 |
Certain aspects of the present disclosure generally relate to electronic circuits and, more particularly, to a power supply circuit and techniques for voltage regulation. One example method for voltage regulation is performed by a switch...
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WO/2023/165710A1 |
Comprises a transformer (11), a power switch (31) arranged in a primary side of transformer; a second power switch (32) arranged in a secondary side of the transformer, a driver (110) that turns on and turns off the power switch (31) and...
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WO/2023/166606A1 |
A control device (8) of a DC/DC converter (4) includes: a low-pass filter (10) that executes low-pass filter processing on an output voltage of the DC/DC converter (4); an operation control unit (50) that controls the operation of the DC...
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WO/2023/167957A1 |
A power supply apparatus is proposed, which uses a battery unit integrally combined with a supercapacitor for supplying power to a load of the type that requires an initial instant large current for quick startup, such as the engine star...
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WO/2023/166906A1 |
This isolated power supply device (100) comprises a plurality of transformers (60a-60e). In this isolated power supply device, the input side of each of the transformers is connected to a DC power supply (42), the output side of each of ...
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WO/2023/167767A1 |
Embodiments herein relate to a computer which operates in a normal power mode, a full low power mode and a modified low power mode. A power supply unit (PSU) includes main power rails and a standby power rail. An intelligent decision is ...
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