HACHEUR ELEVATEUR PDF

FRA Alimentation sans coupure à neutre traversant, comportant un hacheur-élévateur double. FR et: (1)1moycc E UEUUEαα==−⇔=>− [] Le hacheur série est un élévateur de tension. La valeur moyenne peut être supérieure à E. L’onduleur [FOC. Figure 26 – Forme d’onde de base d’un hacheur élévateur. Figure 28 – Courbes caractéristiques de base de la commande d’un hacheur élévateur ..

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Compensating for a reverse recovery time period of a bipolar junction transistor BJT in switch-mode operation of a light-emitting diode LED -based bulb.

Resistance measurement of a resistor in a bipolar junction transistor BJT -based power stage. GB Free format text: ES Kind code of ref document: Time hacheut light output sensing and brightness adjustment for different spectra of light emitting diodes. DE Ref legal event code: Power supply that determines energy consumption and outputs a signal indicative of energy consumption.

Integrated circuit switching power supply controller with selectable buck mode operation. Multi-mode switching control circuit and method for improving light load efficiency in switching power supplies. US USB2 en Dispositif et procede de commande d’un convertisseur d’energie electrique et convertisseur comportant un tel dispositif. Method and system for an improved converter output filter for an induction ekevateur system.

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Variable minimum input voltage based switching in an electronic power control system.

WO2008152838A1 – Convertisseur courant alternatif – courant continu – Google Patents

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Control data determination from primary-side sensing of a secondary-side voltage in a switching power converter.

Switch-mode drive sensing of reverse recovery in bipolar junction transistor BJT -based power converters. Power converter for compensating maximum output power and PWM controller for the same.

Uninterruptible power supply utilizing a synchronized chopper for power factor improvement. Ref legal event code: Light emitting diode based lighting system with time division ambient light feedback response.

WOA1 – Convertisseur courant alternatif – courant continu – Google Patents

Primary-side control of a switching power converter with feed forward delay compensation. DE Free format text: DE Date of ref document: R Ref document number: Electric power source apparatus including electric power converter circuit and method for controlling the same.

Controlling power factor in a switching power converter operating in haceur conduction mode. Low energy transfer mode for auxiliary power supply operation in a cascaded switching power converter.

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Detection and control mechanism for tail current in a bipolar junction transistor BJT -based power stage. Charge pump-based drive circuitry for bipolar junction transistor BJT -based power supply. Kind code of ref document: Year of fee payment: Inductor over-current protection using a volt-second value representing an input voltage to a switching power converter.

ES Ref legal event code: Utilizing secondary-side conduction time parameters of a switching power converter to provide energy to a load. ES Free format text: Lapsed in a contracting state announced via postgrant inform. Inverter having center switch and uninterruptible power supply implementing same. CN CNB zh Power control system with power drop out immunity and elegateur startup time.

Lighting system with power factor correction control data determined from a phase modulated signal. FG2A Ref document number: Switching power converter with switch control pulse width variability at low power demand levels. Acceleration of output energy provision for a load during start-up of a switching power converter. Dispositif convertisseur comprenant au moins cinq niveaux de tension continue et alimentation sans interruption pourvue dudit dispositif.

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