Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
05/2011
05/11/2011CN102055327A Power supply controller capable of regulating duty ratio externally
05/11/2011CN102055326A Method for controlling process of turning off soft switch and soft switch
05/11/2011CN102055325A Multiphase voltage reduction converter with phase compensation and phase compensation method thereof
05/11/2011CN102055324A Power control device and method using integral circuit
05/11/2011CN102055323A Power supply controller and method
05/11/2011CN102055322A Single-inductor multi-output power converter and control method thereof
05/11/2011CN102055321A Summing circuit in DC-DC converter
05/11/2011CN102055320A Charge pump circuit and implementation method thereof
05/11/2011CN102055319A Voltage regulator with gate resistor for improved efficiency
05/11/2011CN102055318A Charge pump device and voltage-stabilizing method thereof
05/11/2011CN102055317A Charge pump device and voltage stabilizing method thereof
05/11/2011CN102055316A Non-isolated DC-DC converter assembly
05/11/2011CN102055315A Inductance type change over device and energy control method
05/11/2011CN102053688A Power supply with external power supply and computer
05/11/2011CN102053194A Output current sensing device and method used in primary side of flyback converter
05/11/2011CN102052206A Energy saver of automobile engine
05/11/2011CN101604897B Electromagnetic coupling generating device based on rotary inertia block
05/11/2011CN101588126B Wide load characteristic ZVZCS three-level DC-DC converter
05/11/2011CN101465599B Step-down circuit and method for charge pump
05/11/2011CN101394129B Switching control circuit and self-excited DC-DC converter
05/11/2011CN101355306B Synchronous rectification circuit and method for power converter
05/11/2011CN101351950B Switching control circuit
05/11/2011CN101282081B Oscillator circuit
05/11/2011CN101247080B Circuit for charging bootstrap capacitor of voltage converter
05/11/2011CN101199107B 电压变换装置 Voltage converting means
05/11/2011CN101165999B Voltage-booster power supply circuit
05/11/2011CN101009465B Power supply controller and method therefor
05/10/2011US7940540 Universal AC adaptor
05/10/2011US7940539 Single-phase full bridge boost converter systems and methods
05/10/2011US7940536 Flyback converter with improved synchronous rectification
05/10/2011US7940535 Discharge lamp lighting device for lighting discharge lamps
05/10/2011US7940534 Resonant transformer systems and methods of use
05/10/2011US7940533 Step-down voltage converter
05/10/2011US7940117 Voltage generation circuit and flash memory device including the same
05/10/2011US7940033 Control loop for switching power converters
05/10/2011US7939969 Power supply system, vehicle with the same, temperature increase control method for power storage device and computer-readable recording medium bearing program causing computer to execute temperature increase control of power storage device
05/10/2011CA2474137C Static electric power converter for modulating electric power exchanged between at least a voltage source and a current source
05/05/2011WO2011052458A1 Error amplifier
05/05/2011WO2011052366A1 Voltage regulator circuit
05/05/2011WO2011052357A1 Pwm limiter circuit
05/05/2011WO2011052197A1 Switching power supply circuit and power factor controller
05/05/2011WO2011051824A1 Isolated power converter having reduced stanby power
05/05/2011WO2011014593A3 Bi-directional battery voltage converter
05/05/2011WO2011010144A3 Improvements relating to dc-dc converters
05/05/2011WO2011010142A3 Level-shifter circuit
05/05/2011WO2011006861A3 Low-interference voltage supply
05/05/2011WO2010146470A3 Solar array regulator based on step-up and down conversion and solar power system comprising the same
05/05/2011WO2010140050A3 Controller for a buck-boost circuit
05/05/2011US20110103104 Bias and discharge system for low power loss start up and input capacitance discharge
05/05/2011US20110103103 Power supply with low power consumption hiccup standby operation
05/05/2011US20110103102 Voltage converter with high efficiency
05/05/2011US20110103101 Integrated control circuit for controlling a switching power supply, switching power supply incorporating the same, and a method of controlling a switching power supply
05/05/2011US20110103100 Isolated switching power supply apparatus
05/05/2011US20110103099 Switching control method of transformer coupled booster
05/05/2011US20110103098 Method and apparatus for resetting a resonant converter
05/05/2011US20110103097 Method and apparatus for regulating gain within a resonant converter
05/05/2011US20110101947 Integrated circuit with dc-dc converter
05/05/2011US20110101946 Voltage converters
05/05/2011US20110101938 Adaptive-gain step-up/down switched-capacitor dc/dc converters
05/05/2011US20110101224 "Power supply and night vision device using the power supply"
05/05/2011DE112009001632T5 Spannungswandler Voltage converter
05/05/2011DE112009001399T5 Signalsteuerungsvorrichtung Signal control device
05/04/2011EP2317636A1 Latch-off of real time synchronous rectification for light load control
05/04/2011EP2317635A1 Non-isolated DC-DC converter assembly
05/04/2011EP2317634A2 Dc/dc converter having a fast and accurate average current limit
05/04/2011EP2223418B1 A power supply
05/04/2011EP2195914B1 A self-oscillating converter
05/04/2011EP1618639B1 Active snubber
05/04/2011EP1532501B1 Digital controller for an output regulator
05/04/2011CN201821546U LED light source driving power supply
05/04/2011CN201821538U High-power LED (light-emitting diode) lighting time-division power-division intelligent switching power supply control circuit
05/04/2011CN201821280U High voltage generator of smog air purifier
05/04/2011CN201821270U High-frequency high-voltage power supply for electric dust removal
05/04/2011CN201821269U Three-phase power supply with three-phase three-order direct current/direct current converter
05/04/2011CN201821268U Half-bridge series resonance soft switching power supply
05/04/2011CN201821267U Circuit for detection and sampling holding of feedback voltage of switching power supply
05/04/2011CN201821266U Isolated-type active-clamp interleaved parallel two-way DC-DC converter
05/04/2011CN201821265U Non-polar isolation reverse converter
05/04/2011CN201821264U Power supply system with function of power-on protection and power-off protection for microwave/millimeter-wave circuit
05/04/2011CN201821263U Intelligent front light control power source of city rail train
05/04/2011CN201821262U Intelligent urban transit air conditioning control source
05/04/2011CN201821261U Backup power supply system based on fuel battery
05/04/2011CN201821132U Power supply system and electronic product
05/04/2011CN1790885B Methdo and device for controlling short circuit current of switch mode DC/DC voltage regulators
05/04/2011CN102047760A Power supply device, lamp fitting, and vehicle
05/04/2011CN102047544A Fixed-frequency LLC resonant power regulator
05/04/2011CN102047543A Non-isolated charger with bi-polar inputs
05/04/2011CN102047542A Method and apparatus for providing an initial bias and enable signal for a power converter
05/04/2011CN102047541A Current sensing circuit and switching regulator including the same
05/04/2011CN102047540A Amplifier system with digital adaptive power boost
05/04/2011CN102047539A Switched mode power converter
05/04/2011CN102046091A X-ray device for controlling a DC-AC converter
05/04/2011CN102045928A LED (light-emitting diode) lamp power supply capable of dimming
05/04/2011CN102044978A Power supply circuit and monitoring protection method thereof
05/04/2011CN102044972A Control device for resonant converters
05/04/2011CN102044971A Self-excited switching power supply circuit
05/04/2011CN102044970A High-voltage direct-current isolating switch power supply
05/04/2011CN102044969A Method and apparatus for high-side input winding regulation
05/04/2011CN102044968A Digital control power converter
05/04/2011CN102044967A Multi-purpose adjustable DC-DC power supply