Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems; Conversion of dc or ac input power into surge output power; Control or regulation thereof › H02M 3 - Conversion of dc power input into dc power output
Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
04/2000
04/16/2000CA2269748A1 Flyback converters with soft switching
04/13/2000WO2000021176A1 Method and arrangement for limiting starting current in a power supply
04/12/2000EP0993117A2 Energy recovery arrangement for a power electronic switch
04/12/2000EP0993105A1 Control of power transfer in a flyback converter by modulating the off-phase in function of the load
04/12/2000EP0993104A2 Capacitive-summing switch-mode power conversion control and method
04/12/2000EP0993103A2 Controller for DC-DC converter
04/12/2000EP0992811A2 Battery apparatus and control system therefor
04/12/2000EP0992799A2 Temperature compensation circuit for semiconductor switch and method of operation thereof
04/12/2000EP0992113A1 Half bridge circuit drive without collector bias current peak
04/12/2000EP0992103A1 Combined capacitive up/down converter
04/12/2000CN1250555A Step-down DC-DC converter
04/12/2000CN1250348A Piezoelectric transformer inverter
04/11/2000US6049471 Controller for pulse width modulation circuit using AC sine wave from DC input signal
04/11/2000US6049201 Circuit configuration for a charge pump and voltage regulator circuit having a circuit configuration of this type
04/11/2000US6049199 Control apparatus with reduced quiescent current
04/06/2000WO2000019589A1 Power supply device, power supply method and electronic equipment
04/06/2000WO2000019588A1 Method and apparatus for deriving power from a clock signal coupled through capacitors
04/06/2000WO2000019366A1 Data processing device and method for the voltage supply of same
04/06/2000WO2000019289A1 A scaleable charge pump for use with a low voltage power supply
04/06/2000DE19936919A1 Datenverarbeitungseinrichtung und Verfahren zu deren Spannungsversorgung Data processing means and methods for their power supply
04/06/2000CA2311797A1 Power supply device, power supply method and electronic equipment
04/05/2000EP0991173A2 High magnitude potential supply
04/05/2000EP0991171A2 Flyback converter
04/05/2000EP0991170A1 Integrated protection from the effects of a short circuit of the output of a flyback converter
04/05/2000EP0991169A2 Wave shaping circuit
04/05/2000CA2280366A1 Temperature compensation circuit for semiconductor switch and method of operation thereof
04/04/2000US6046922 Multistandard rectified power supply circuit
04/04/2000US6046921 Modular power supply
04/04/2000US6046916 High and low d.c. voltage power supply
04/04/2000US6046915 Phase selection circuit for three phase power converter and method of operation thereof
04/04/2000US6046914 AC/DC converter
04/04/2000US6046896 DC-to-DC converter capable of preventing overvoltage
04/04/2000US6046627 Semiconductor device capable of operating stably with reduced power consumption
04/04/2000US6046626 Voltage transfer circuit and a booster circuit, and an IC card comprising the same
04/04/2000US6046625 High current CMOS charge, particularly for flash EEPROM memories
04/04/2000US6046576 Boost converter having reduced output voltage and method of operation thereof
04/01/2000CA2273814A1 Wave shaping circuit
03/2000
03/30/2000WO2000018196A1 Circuit arrangement
03/30/2000WO2000017992A1 Switched-mode power supply
03/30/2000DE19844455A1 Signal generation method for pulse-width modulated signal
03/30/2000DE19842444A1 Überspannungsabschaltung Overvoltage shutdown
03/30/2000DE19841754A1 Schalttransistor mit reduzierten Schaltverlusten Switching transistor with reduced switching losses
03/29/2000EP0989662A1 Completely integrated switch-on control-loop of a high voltage power transistor of a quasi resonant flyback converter
03/29/2000EP0989661A2 Bidirectional DC/DC converter
03/29/2000EP0989660A2 Double ended converter
03/29/2000EP0860048A4 An ac-dc power supply
03/29/2000EP0834214A4 Rectification, derectification and power flow control
03/29/2000CN2371722Y Improved current equalizing device based on uc 3902 chip
03/29/2000CN1249120A High frequency heating equipment
03/28/2000US6044002 Flyback converter with limited output power
03/28/2000US6044001 Anode controller circuit for a traveling wave tube
03/28/2000US6043998 Voltage multiplying device
03/28/2000US6043994 Power supply having a transformer for standby mode operation
03/28/2000US6043993 Resonance type switching power source
03/28/2000US6043636 Voltage transient suppression
03/28/2000US6043634 Interleaved switching regulator
03/28/2000US6043567 Vehicle electrical system
03/28/2000US6042432 Terminal for charging with large current
03/23/2000WO2000016477A1 A load limiting circuit and method for limiting the output impedance seen by an amplifier
03/23/2000WO2000016470A1 Circuit and method for automatic rectification in converters
03/23/2000WO2000016469A1 Step-down constant-current transformer
03/23/2000WO2000016407A2 Switching transistor with reduced switching losses
03/22/2000EP0987815A2 DC-DC converter
03/22/2000EP0987814A1 Power supply
03/22/2000EP0987806A2 Excess voltage switch-off circuit
03/22/2000EP0907998A4 Power pad/power delivery system
03/22/2000CN1248355A Multi-deck power converter module
03/22/2000CN1248351A Low cost power supply device to plurality of electronic modules installed in compartment
03/22/2000CN1248089A Power circuit for use in electric equipment
03/22/2000CN1050715C Switching power source apparatus
03/22/2000CN1050714C 电荷泵 Charge Pump
03/21/2000US6041011 Booster circuit and semiconductor memory device having the same
03/21/2000US6040992 Integrated circuit charge coupling circuit
03/21/2000US6040987 DC-DC converter unit
03/21/2000US6040986 Non-contact power transmitting device having simplified self-oscillation feedback loop which interrupts power transmission when no load is present
03/21/2000US6040686 Low noise step-down switching regulator circuits with programmable slew rate limiter and methods of use
03/21/2000US6040663 Circuit arrangement
03/16/2000WO2000014862A1 Circuit arrangement
03/16/2000WO2000014861A1 Rectifying/smoothing circuit and double-ended converter
03/16/2000DE19841972A1 Phased shunt regulator for preventing overvoltages at voltage supply outlet, has rectifier at input of shunt regulator and input impedance between supply voltage source, with switch facility parallel to rectifier output
03/16/2000DE19841733A1 Semiconductor switch-element power supply circuit arrangement
03/16/2000DE19841341A1 Downward choke converter for motor vehicle, has controllable switch behind input in series with choke in longitudinal branch, with capacitor in cross branch at output and second controllable switch
03/15/2000EP0986166A1 Charge pump circuit
03/15/2000EP0985264A1 Composite transformer for self-oscillator
03/15/2000EP0985263A1 Switching voltage converter with synchronous rectification
03/15/2000EP0913025B1 Switched mode power supply system
03/15/2000EP0909478B1 Voltage multiplier with an output voltage practically independent of the supply voltage
03/15/2000EP0876700B1 Intelligent power supply with staged loading capability
03/15/2000EP0782782B1 Power factor corrected electrical power converter
03/15/2000EP0720277B1 Snubber circuit, switching power-supply, and saturable inductor used for them
03/15/2000CN1247412A Processor control circuit for temporarylyl delaying its power lowering
03/15/2000CN1050465C Power-supply and communication circuit, electrical appliance and sucking-in parts of vacuum duster
03/14/2000US6038154 Circuit and method for controlling a synchronous rectifier converter
03/14/2000US6038150 Transistorized rectifier for a multiple output converter
03/14/2000US6038148 Self-driven synchronous rectification scheme
03/14/2000US6038147 Power supply employing circulating capacitor and method of operation thereof
03/14/2000US6038144 DC-DC converter
03/14/2000US6038143 Self-oscillation type switching power supply having time constant circuit electronic switch an external voltage and having charging time variable in response to output voltage
03/14/2000US6038142 Full-bridge isolated Current Fed converter with active clamp
03/14/2000US6038141 Resonance power supply circuit of variable capacity type
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