Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
07/2005
07/28/2005US20050162873 Flip-flop based self-oscillating power supply
07/28/2005US20050162872 DC/DC converter including a zener diode having a substantially zero temperature coefficient
07/28/2005US20050162871 Method of operating a switched-mode power supply and switched-mode power supply
07/28/2005US20050162870 Power converter
07/28/2005US20050162214 Semiconductor device
07/28/2005US20050162213 Differential charge pump circuit
07/28/2005US20050162146 Control circuit apparatus and power supply circuit control method
07/28/2005US20050162144 Power converter circuitry and method
07/28/2005US20050162143 Power factor improving converter and control method thereof
07/28/2005US20050162142 Power converter circuitry and method
07/28/2005US20050162023 Electric load device, abnormally handling method, and computer-readable recordinging medium storing therein program for causing computer to execute electric load abnormality handling
07/28/2005US20050162021 Information handling system including zero voltage switching power supply
07/28/2005DE10302991B4 Verfahren und eine Schaltungsanordnung zur Versorgung eines Verbrauchers aus einem Bordnetz A method and a circuit arrangement for supplying a load from a vehicle power supply
07/27/2005EP1557934A2 DC/DC converter including a zener diode having a substantially zero temperature coefficient
07/27/2005EP1557561A1 Booster power supply for engine generator and its controlling method
07/27/2005EP1396071B1 Switching converter
07/27/2005EP1252705B1 Simplified implementation of parallelability for modules with synchronous rectification
07/27/2005CN1647355A LLC half-bridge converter
07/27/2005CN1647354A Voltage converter for converting an input voltage to an output voltage and driving circuit comprising a voltage converter
07/27/2005CN1647339A Device for the inductive transmission of electric power
07/27/2005CN1647337A Circuit arrangement for generating DC voltages
07/27/2005CN1645732A Switching circuit having biasing snubber circuit
07/27/2005CN1645729A DC inverter with USB socket
07/27/2005CN1645728A Voltage booster circuit, power supply circuit, and liquid crystal driver
07/27/2005CN1645727A Multi-phase converter with balanced currents
07/27/2005CN1645726A Enabling circuit for avoiding negative voltage transients and battery recharging system
07/27/2005CN1645707A Power device of electric apparatus
07/27/2005CN1645635A Electric power device and lights for vehicle
07/26/2005US6922347 Programmable power supply
07/26/2005US6922345 Fly-back converter with constant pulse width and variable duty cycle using a capacitor in control circuit
07/26/2005US6922097 Asymmetric-amplitude dual-polarity charge pump with four-phase selectable operation
07/26/2005US6922096 Area efficient charge pump
07/26/2005US6922044 Synchronization of multiphase synthetic ripple voltage regulator
07/26/2005US6922043 DC converter with halt mode setting means
07/26/2005US6922042 DC/DC converter
07/26/2005US6922041 Apparatus for and method of adjusting a switching regulator output for a circuit having a pre-charge voltage
07/26/2005US6922040 PWM switching regulator with current and voltage feedback
07/26/2005US6922022 LED switching arrangement for enhancing electromagnetic interference
07/26/2005CA2488903A1 Dc/dc converter including a zener diode having a substantially zero temperature coefficient
07/21/2005WO2005067127A1 Power converter with dynamic current limiting
07/21/2005WO2005067126A1 Power-mode controlled power converter
07/21/2005WO2005065181A2 Power converter with improved output switching timing
07/21/2005WO2005065138A2 High efficiency, low cost, charge pump circuit
07/21/2005WO2004010569A8 Bootstrap circuit for switching power supplies
07/21/2005US20050157524 [a/d converter with adjustable internal connection and method for the sameoperating ]
07/21/2005US20050157523 Minimum phase switch-mode boost converter with switch near ground
07/21/2005US20050157522 Resonance type switching power source
07/21/2005US20050156924 Voltage booster circuit, power supply circuit, and liquid crystal driver
07/21/2005US20050156923 Voltage booster circuit, power supply circuit, and liquid crystal driver
07/21/2005US20050156854 Highly efficient LCD driving voltage generating circuit and method thereof
07/21/2005US20050156774 [single stage a/d converter with piezo transformer ]
07/21/2005US20050156658 DC-DC converter
07/21/2005US20050156583 Isolator for controlled power supply
07/21/2005US20050156582 Switched noise filter circuit for a dc-dc converter
07/21/2005US20050156581 Power array system and method
07/21/2005US20050156579 Multiphase converter with zero voltage switching
07/21/2005US20050156204 Semiconductor device
07/21/2005DE4410211B4 Schaltungsanordnung zur schaltbaren Ansteuerung einer Last Circuit arrangement for switchable load control
07/21/2005DE10307000A1 Leistungsendstufe für kapazitive Lasten Power amplifier for capacitive loads
07/21/2005DE102004057273A1 Spannungserzeugungsschaltung Voltage generating circuit
07/21/2005DE102004040761A1 Senden von Signalen über eine Verbindung, die ein Gleichsignal trägt, von einer Leistungsversorgung zu einem elektronischen Gerät Transmitting signals via a compound carrying a DC signal from a power supply to an electronic device
07/20/2005EP1555742A1 Dc converter
07/20/2005EP1555741A2 Control circuit apparatus and power supply circuit control method
07/20/2005EP1555740A2 Switching power supply circuit
07/20/2005EP1554801A1 Power modulator
07/20/2005EP1468484B1 Multicellular dc/dc voltage converter with protection switches
07/20/2005EP1012953A4 Adaptative slope compensator for current mode power converter
07/20/2005EP0735657B1 Dc-dc converter circuit and inductive-load driving apparatus using the same
07/20/2005CN2711982Y High voltage power supply generator
07/20/2005CN1643767A Method and circuit for scaling and balancing input and output currents in a multi-phase DC-DC converter using different input voltages
07/20/2005CN1643766A Voltage converter using mos transistors
07/20/2005CN1643764A Three-terminal, low voltage pulse width modulation controller ic
07/20/2005CN1642368A Field-eimtting display power-supply module and power-supply generating method
07/20/2005CN1641987A Switching power supply circuit
07/20/2005CN1641986A Semiconductor integrated circuit for DC-DC converter
07/20/2005CN1641985A Voltage booster circuit, power supply circuit, and liquid crystal driver
07/20/2005CN1641984A Precision margining circuitry
07/20/2005CN1641965A Control circuit apparatus and power supply circuit control method
07/20/2005CN1641958A Power factor improving device built in DC-DC converter
07/20/2005CN1641887A 半导体器件 Semiconductor devices
07/20/2005CN1211906C Switch power supply
07/20/2005CN1211905C Multimode switched-mode power supply
07/20/2005CN1211758C Voltage regulator circuit for chip card IC
07/19/2005US6920056 Dual input AC and DC power supply having a programmable DC output utilizing single-loop optical feedback
07/19/2005US6920055 Charge pumping system and method
07/19/2005US6919756 Method and circuit for adjusting a voltage upon detection of a command applied to an integrated circuit
07/19/2005US6919713 Switching power supply unit
07/19/2005US6919664 High voltage plants with electric motors
07/19/2005US6919649 Power supply device
07/14/2005WO2005064778A1 Switched mode power supply
07/14/2005WO2005062777A2 Digital control circuit for switching power supply with pattern generator
07/14/2005US20050152164 Method and apparatus providing a multi-function terminal for a power supply controller
07/14/2005US20050152162 High temperature power supply
07/14/2005US20050152161 Switching power conversion circuit
07/14/2005US20050152160 Switching-type power converter
07/14/2005US20050152159 High-frequency DC-DC converter control
07/14/2005US20050152158 DC-to-DC converter
07/14/2005US20050151580 Four-phase dual pumping circuit
07/14/2005US20050151577 Method and apparatus for extending the size of a transistor beyond one integrated circuit
07/14/2005US20050151571 Digital controllers for DC converters