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)
08/2002
08/22/2002US20020114199 Programmable charge pump device
08/22/2002US20020114190 Apparatus and method for programming voltage protection in a non-volatile memory system
08/22/2002US20020114189 Apparatus and method for programming voltage protection in a non-volatile memory system
08/22/2002US20020114176 Low-noise switching power supply
08/22/2002US20020114175 Switched mode power supply
08/22/2002US20020114174 Power supply unit and driving method thereof
08/22/2002US20020114173 Switching power supply apparatus having plural outputs and plural output voltage detection
08/22/2002US20020113584 Method and a system for producing a power supply voltage for controlling an electronic switch
08/22/2002US20020113582 Switching mode driving of an inductive load
08/22/2002US20020113581 Systems and methods for controlling the charge profile of a synchronous switching transistor
08/22/2002US20020113580 DC/DC up/down converter
08/22/2002US20020113579 Single reference DC/DC converter
08/22/2002US20020113577 Charging system for battery-powered drive system
08/22/2002US20020113495 Binary demand switching circuit
08/22/2002US20020113494 Power supply isolation circuit and method
08/22/2002US20020112347 Methods for trimming electrical parameters in an electrical circuit
08/22/2002CA2402464A1 Switching power supply
08/21/2002EP1233661A2 Methods for trimming electrical parameters in an electrical circuit
08/21/2002EP1233504A2 Power circuit free from deadlock
08/21/2002CN1365181A Dc－dc变换器 Dc-dc converter
08/21/2002CN1365180A Soft switching whole bridge connection circuit converter
08/21/2002CN1365179A DC/DC converter and self light-emitting display device
08/21/2002CN1089498C Voltage pole reversal circuitry
08/20/2002US6438034 Semiconductor device
08/20/2002US6438033 Apparatus and method for programming voltage protection in a non-volatile memory system
08/20/2002US6438010 Drive circuits for microelectromechanical systems devices
08/20/2002US6438009 Reducing voltage transients across a MOSFET in a synchronous rectifier in a DC/DC converter
08/20/2002US6438007 Control circuit for paralleling power supplies and method of operation thereof
08/20/2002US6438006 Miniature, high voltage, low ripple, high efficiency, high reliability, DC to DC converter
08/20/2002US6438005 High-efficiency, low noise, inductorless step-down DC/DC converter
08/20/2002US6438003 Output feedback and under-voltage detection system that senses an input current representing a voltage input
08/20/2002US6437999 Power electronic circuits with ripple current cancellation
08/20/2002US6437994 LLC converter includes a current variation detector for correcting a frequency adjusting control signal of an included difference detector
08/20/2002US6437637 Charge-pump circuit and control method thereof
08/20/2002US6437609 Charge pump type voltage booster circuit
08/20/2002US6437549 Battery charger
08/20/2002US6437548 Coordinated switching in a multiple switching regulator system to lower peak current load
08/20/2002US6437547 Board mountable power supply module with multi-function control pin
08/20/2002US6437546 DC-to-DC converter and electronic device using the same
08/20/2002US6437545 DC/DC converter including control means for controlling multiple outputs using separate switching cycles for each output
08/20/2002US6437462 Bi-directional DC/DC converter and control method therefor
08/15/2002WO2002063770A2 Switching fet circuit
08/15/2002WO2002063765A2 Integrated fet and driver
08/15/2002WO2002063756A1 Electric switch apparatus and electronic ballast using the same
08/15/2002WO2002063752A2 Synchronous dc-dc converter
08/15/2002US20020110012 High efficiency AC-DC converter with power factor corrector
08/15/2002US20020110011 Power converter with output level control circuitry
08/15/2002US20020110010 Reverse recovery circuit, method of operation thereof and asymmetrical half-bridge power converter
08/15/2002US20020110009 DC/DC converter and power supply apparatus for liquid crystal device
08/15/2002US20020110006 Method and circuit for reducing voltage level variation in a bias voltage in a power converter
08/15/2002US20020110005 Power converter including circuits for improved operational contol of synchronous rectifiers therein
08/15/2002US20020110004 Resonant gate driver
08/15/2002US20020110003 Switching power supply unit
08/15/2002US20020109540 Charge pump transition control between step up and step down operation
08/15/2002US20020109488 Power supply apparatus
08/15/2002US20020109487 Phase-controlled AC-DC power converter
08/15/2002US20020109477 Inductive load driving circuit
08/15/2002US20020109415 Switched capacitor array circuits having universal rest state and method
08/14/2002EP1231705A2 A power converter including circuits for improved operational control of synchronous rectifiers therein
08/14/2002EP1231704A2 Energy converter
08/14/2002EP1230728A1 Charge pump for generating high voltages for semiconductor circuits
08/14/2002EP1151524B1 Switched mode power supply
08/14/2002EP1027638B1 Reboost converter
08/14/2002EP0941636B1 Circuit with a pumping choke for improving the power factor
08/14/2002EP0932929B1 Active rectifier circuit
08/14/2002DE10155691A1 Spannungsanhebeschaltkreis für einen integrierten Schaltkreis Voltage boosting circuit for an integrated circuit
08/14/2002DE10100869A1 Verfahren zum Betreiben eines Gleichspannungswandlers mit einer Speicherinduktivität Method for operating a DC-DC converter with a storage inductance
08/14/2002CN1363982A Passive soft switch circuit of three-level DC-DC converter
08/14/2002CN1363981A electric power converter with adjustable output voltage
08/13/2002US6434046 Apparatus and method for programming voltage protection in a non-volatile memory system
08/13/2002US6434030 Arrangement having a switched-mode power supply and a microprocessor
08/13/2002US6434029 Boost topology having an auxiliary winding on the snubber inductor
08/13/2002US6434028 DC to DC converter
08/13/2002US6434027 Switching power supply having a plurality of output voltages and minimal number of terminals
08/13/2002US6434026 Multiple output power supply circuit
08/13/2002US6434025 Power supply unit
08/13/2002US6434023 Method for switching off a switched-mode power supply in the event of short-circuit, and a switched-mode power supply
08/13/2002US6434022 High voltage circuit
08/13/2002US6434021 Switching power supply packages
08/13/2002US6434005 Power converter packaging
08/13/2002US6433623 Voltage booster circuit control method
08/13/2002US6433619 Pump circuit boosting a supply voltage
08/13/2002US6433527 Phase failure detector for multi-phase switching regulators
08/13/2002US6433525 Dc to DC converter method and circuitry
08/13/2002US6433523 Semiconductor integrated circuit and method for generating internal supply voltage
08/13/2002US6433443 Switching power supply having two or more DC outputs with switching circuit provided between the outputs
08/08/2002WO2002061933A1 Electric circuit arrangement
08/08/2002WO2002061931A1 Boosting power circuit, liquid crystal display device, and portable electronic equipment
08/08/2002WO2002061930A1 Programmable charge pump device
08/08/2002WO2002061929A2 Voltage converting circuit
08/08/2002WO2002061928A2 A converter
08/08/2002WO2002061927A2 Isolated drive circuitry used in switch-mode power converters
08/08/2002WO2002061926A2 Isolated drive circuitry used in switch-mode power converters
08/08/2002WO2002061925A2 A converter
08/08/2002WO2002061915A1 Electric circuit arrangement
08/08/2002WO2002061914A2 Battery-operated power supply
08/08/2002US20020107646 Charge pump with switched capacitor feedbaack
08/08/2002US20020105815 Method for regulating a switched-mode power supply and switched-mode power supply
08/08/2002US20020105372 Method and apparatus providing final test and trimming for a power supply controller
08/08/2002US20020105312 Charge pump based negative regulator with adjustable output current to allow reduction of switching noise
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