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SEMICONDUCTOR CONTROL DEVICE, SWITCHING DEVICE, INVERTER, AND CONTROL
A semiconductor control device includes a switching element including a main element, and a sense element connected in parallel with the main element; and a...
POWER CONVERSION DEVICE
A power conversion device includes a diode built-in transistor configured to include a transistor configured to be driven by a drive signal input into a gate,...
POWER CONVERSION DEVICE AND METHOD OF CONTROLLING THE SAME
A power conversion device includes a smoothing capacitor, an input voltage detection unit, a power conversion unit, and a controller. The input voltage...
Various embodiments may relate to a synchronous rectifier including at least one rectifier cell, to which power is supplied via a secondary winding of a...
LOAD CONTROL DEVICE FOR HIGH-EFFICIENCY LOADS
A load control device for controlling the power delivered from an AC power source to an electrical load includes a thyristor, a gate coupling circuit for...
LOAD CONTROL DEVICE FOR HIGH-EFFIENCY LOADS
A two-wire load control device (such as, a dimmer switch) for controlling the amount of power delivered from an AC power source to an electrical load (such as,...
SWITCH DEVICE, POWER CONVERSION DEVICE, MOTOR DRIVE DEVICE, AIR BLOWER,
COMPRESSOR, AIR CONDITIONER,...
A switch device in a power conversion device is located between a power supply and a load, wherein the power conversion device includes a shunt resistance and...
CONTROL METHOD FOR DIRECT POWER CONVERTER
A converter performs full-wave rectification on a single-phase voltage, thus outputting a rectified voltage across DC power supply lines. An inverter receives...
An energy efficient apparatus includes a switching device, a frequency dependent reactive device, and a control element is provided. The switching device is...
METHOD FOR CORRECTING ELECTRIC POWER LOSS IN AN HVDC SYSTEM
A method for measuring electric power loss of a high voltage direct current (HVDC) system comprises the steps of measuring the amount of transmission electric...
SOFT SWITCHING FLYBACK CONVERTER
Disclosed examples include synchronous rectifiers and flyback converters, integrated circuits and operating methods, in which a first switch is turned on to...
BIDIRECTIONAL INSULATED DC/DC CONVERTER AND SMART NETWORK USING THE SAME
A bidirectional insulated DC/DC converter narrows a pulse width of an AC fundamental wave voltage corresponding to a higher DC voltage of two DC voltages, to...
POWER CONVERSION DEVICE
The power reception amount of input power from an AC power supply is controlled through a first switching circuit. DC voltage is controlled through a second...
Power converters and methods of converting power are provided. In one aspect a converter includes an input to receive an input voltage having an input voltage...
System and Method for Secondary-Side Power Regulation
It is possible to achieve more precise power regulation in switched mode power supply systems by performing at least some control-loop processing on the...
MAGNETICALLY COUPLED GALVANICALLY ISOLATED COMMUNICATION USING LEAD FRAME
An integrated circuit package includes an electromagnetic communication link formed by a portion of a lead frame within an encapsulation. The lead frame...
POWER SUPPLY SWITCHING CIRCUIT AND SEMICONDUCTOR DEVICE
To provide a power supply switching circuit which avoids an increase in current consumption. A power supply switching circuit includes MOS transistors provided...
POWER REGULATOR AND SLOPE COMPENSATION
A power regulator for converting an input voltage to an output voltage includes and inductor, wherein the output voltage of the regulator is in response to...
POWER CONVERTER WITH ADAPTIVE ZERO-CROSSING CURRENT DETECTION
A power converter with adaptive zero-crossing current detection is provided. The power converter includes a first transistor, a second transistor, a PWM (Pulse...
VOLTAGE GENERATING CIRCUIT, REGULATOR CIRCUIT, SEMICONDUCTOR STORAGE
DEVICE AND SEMICONDUCTOR DEVICE
A high voltage generating circuit includes a charge pump circuit and an output voltage control circuit. The charge pump circuit raises a voltage to a high...
THREE-LEVEL SEPIC CONVERTER CIRCUIT
A three-level SEPIC converter circuit includes: an input inductor connected to one side of an input terminal; first and second switches connected between the...
Synchronous Rectifier for Buck Converter without the Need for a Comparator
A switch mode power supply, which functions in a continuous current mode and a discontinuous mode employing a zero crossing control circuit for determining a...
BUCK-BOOST CONVERTER CONTROL CIRCUITS AND TECHNIQUES
A controller for a Buck-Boost converter includes a feedback control circuit responsive to the converter output and configured to generate a control signal for...
MULTI-PHASE SWITCHING VOLTAGE REGULATOR HAVING ASYMMETRIC PHASE INDUCTANCE
A multi-phase switching voltage regulator includes a controller and a plurality of power stages each configured to deliver output current to a load through an...
INTERNAL VOLTAGE GENERATION CIRCUIT
Disclosed herein is an internal voltage generation circuit for generating a pumping voltage. The internal voltage generation circuit may include a pumping unit...
SELF-BIASED CHARGE PUMP
An apparatus including: a current source configured to generate current; a switching current source circuit coupled to the current source and a first bias node...
CHARGE PUMP WITH SWITCHING GATE BIAS
An apparatus including: a current source configured to generate current; a bias node coupled to the current source; a switching current source circuit coupled...
MODULAR MULTILEVEL CONVERTER
Embodiments herein provide a modular multilevel converter configured to increase one of number of an output voltage level and an output current level. The...
Systems and Methods for Providing a Transformerless Power Supply
Systems and methods are provided for a transformerless power supply. A first capacitor is positioned between an input node and an intermediate node. A second...
CONTROL DEVICE FOR A PFC CONVERTER AND CORRESPONDING CONTROL METHOD
A control device for a converter of the switched-mode type provided with an inductor element and a switch element generates a driving signal for controlling...
PRE-DISTORTION OF SENSED CURRENT IN A POWER FACTOR CORRECTION CIRCUIT
A controller for use in a power factor correction converter includes a power factor enhancer that includes a zero-crossing detector coupled to receive an ac...
A multilevel converter has a plurality of series-connected sub modules, which each have at least one first switch, one second switch and one capacitor. Current...
LOW LEVEL HARMONICS CONTROL SYSTEM FOR GROUPS OF IMPEDANCES CONNECTED IN
PARALLEL IN A THREE-PHASE SYSTEM
A control system for control of supply of electrical power from a network to various groups of impedances comprises a synchronisation system for synchronising...
Apparatus Converting a Single Rotational Centrifugal Kinetic Energy to
Multiple Electrical Generators
The present idea Invention is a kinetic technology directed to the conversion of mechanical energy to mechanical electric energy, The process of a centrifugal...
WHEELED POWER PLANT WITH RENEWABLE ENERGY
The invention relates to a novel type of wheeled power plant with renewable energy wherein a plurality of the wheels generating electrical energy more than the...
CONTINUOUS WINDING FOR ELECTRIC MOTORS
A magnetically continuous winding includes a first coil and at least one additional coil substantially fixed in place in at least one direction with respect to...
Low Cost Limited Rotation Rotary Actuator
A limited rotation electromechanical rotary actuator includes a stator having an aperture sized to accept a rotor assembly and a rectangular coil. A rotor...
VIBRATION MOTOR AND MOBILE TERMINAL HAVING THE SAME
A mobile terminal can include a case, a touch screen, a haptic module to generate vibration, a memory storing data, and a power supply unit. The haptic module...
An electric motor-generator with a plurality of field coils spaced about the periphery of a stator, and a plurality of permanent magnets spaced about the...
ROTOR CORE HEATING DEVICE AND ROTOR CORE SHRINK-FITTING METHOD
A rotor core heating device (100) is configured to heat an inner peripheral side surface and an outer peripheral side surface of a rotor core (150) through...
ALIGNMENT METHOD AND ALIGNMENT DEVICE
Provided are an alignment method and an alignment device by which, immediately before aligning, the leg parts of adjacent conductors do not interfere with each...
Laminate and method for manufacturing the same and method for
The disclosure relates to a method for manufacturing a laminate used for manufacturing a rotor, the method includes: (a) stamping out a plurality of workpieces...
ELECTRIC-MOTOR ROTOR, ELECTRIC MOTOR, AND AIR CONDITIONER
To provide an electric-motor rotor including a cylindrical yoke, a resin magnet portion that is formed from resin magnet integrally with the outer periphery of...
The motor according to the present disclosure comprises a rotary unit, a stationary unit disposed around the rotary unit, and a bearing mechanism which...
MOTOR MAGNETIC COMPONENT STRUCTURE AND FAN MOTOR DEVICE THEREOF
A rotor magnetic component structure and a fan motor device thereof. The fan motor device includes a stator having a radial magnetic face and a sensor member...
ROTARY ELECTRIC MACHINE
A rotary electric machine includes a rotor and a rotor shaft. The rotor has a cooling flow passage and the rotor shaft is fixed to an inner peripheral surface...
ELECTRIC MOTOR WITH OUTER RADIATOR AND TWO SEPARATE COOLING CIRCUITS
A motor includes a frame defining an internal volume in which are housed a rotor and a stator; at least one cooling circuit, which includes a primary inlet and...
A cooling arrangement realized to cool stator windings of a stator enclosed in a generator housing, the cooling arrangement includes a fan arrangement...
Energy-Generating Scooter-Mounted Apparatus
An energy-generating and mobile-charging apparatus is provided. The apparatus includes a housing including a shape featuring at least two lobes; and mounting...
PROPELLER IN-HUB POWER GENERATION AND CONTROL
A power generation unit for generating electric power within a rotating reference frame includes a generator and a gear assembly. The generator has a plurality...