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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DE Free format text: FG4D Free format text: ES Free format hacheuf Lighting system with power factor correction control data determined from a phase modulated signal.

WOA1 – Convertisseur courant alternatif – courant continu – Google Patents

Dispositif convertisseur comprenant au moins cinq niveaux de tension continue et alimentation sans interruption pourvue dudit dispositif. Control data determination from primary-side sensing of a secondary-side voltage in a switching power converter.

Date of ref document: Year of fee payment: Multi-mode switching control circuit and method for improving light load efficiency in switching power supplies. Kind code of ref document: Low energy transfer mode for auxiliary power supply operation in a cascaded switching power converter. Controlling power factor in a switching power converter operating in discontinuous conduction mode.

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Detection and control mechanism for tail current in a bipolar junction transistor BJT -based power stage. Light emitting diode based lighting system with time division ambient light feedback response.

Utilizing secondary-side conduction time parameters of a switching power converter to provide energy to a load. Inductor over-current protection using a volt-second value representing an input voltage to a switching power converter.

Electric power source apparatus including electric power converter circuit and method for controlling the same. Acceleration of output energy provision for a load during start-up of a switching power converter.

Charge pump-based drive circuitry for bipolar junction transistor BJT -based power supply. DE Ref legal event code: Dispositif et procede de commande d’un convertisseur hacher electrique et convertisseur comportant un tel dispositif. Switch-mode drive sensing of reverse recovery in bipolar junction transistor BJT -based power converters.

WO2008152838A1 – Convertisseur courant alternatif – courant continu – Google Patents

FG2A Ref document number: Country of ref document: GB Free format text: Resistance measurement of a resistor in a bipolar junction transistor BJT -based power stage. CN CNB zh Ref legal event code: Time elevatdur light output sensing and brightness adjustment for different spectra of light emitting diodes.

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Switching power converter with switch control pulse width variability at low power demand levels. Primary-side control hacyeur a switching power converter with feed forward delay compensation.

A1 Designated state s: Uninterruptible power supply utilizing a synchronized chopper for power factor improvement. EP Kind code of elvateur document: Method and system for an improved converter output filter for an induction drive system.

Power converter for compensating maximum output power and PWM controller for the same. 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. DE Date of ref document: Kind code of ref document: