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)
04/2003
04/01/2003US6542388 Intermittent switching power supply circuit
04/01/2003US6542387 Switching power supply device
04/01/2003US6542386 Switched mode power regulator
04/01/2003US6542385 DUT power supply having improved switching DC-DC converter
04/01/2003US6542344 Switching regulator
04/01/2003US6542001 Power supply module in integrated circuits
04/01/2003US6541947 Step-down constant-current transformer
04/01/2003US6541944 Low power mode and feedback arrangement for a switching power converter
04/01/2003US6541920 DC/DC converter and self-luminous display apparatus
04/01/2003US6539739 Automobile air conditioner
03/2003
03/27/2003WO2003026117A1 Converter for converting an input voltage to an output voltage
03/27/2003WO2003026116A1 Multi-output dc-dc converter
03/27/2003WO2003026115A2 Dc converter
03/27/2003WO2003026114A2 Universal energy supply system
03/27/2003WO2003026112A2 Universal power supply system
03/27/2003WO2003026111A2 Dc voltage converting device
03/27/2003WO2003000025A3 Current inrush limiting and bleed resistor current inhibiting in a switching power converter
03/27/2003WO2002095916A3 Dc-to-dc converter comprising a switching controller
03/27/2003US20030058669 Control method of DC-DC converter
03/27/2003US20030058666 DC-DC converter
03/27/2003US20030058665 Charge pump circuit
03/27/2003US20030058664 Switching power supply circuit
03/27/2003US20030058661 Split topology power supply architecture
03/27/2003US20030058660 High-voltage transformer
03/27/2003US20030058659 High voltage generator
03/27/2003US20030058595 Power supply
03/27/2003US20030058032 Semiconductor integrated circuit and semiconductor memory having a voltage step-down circuit stepping external power supply voltage down to internal power supply voltage
03/27/2003US20030058030 Charge pump circuit
03/27/2003US20030058029 Voltage boosting circuit with two main charge pumps
03/27/2003US20030057995 Voltage-boosting generator for reducing effects due to operating voltage variation and temperature change
03/27/2003US20030057929 Switched-capacitor-type stabilized power circuit
03/27/2003US20030057870 Discharge lamp driver circuit designed to minimize radiation of noise
03/27/2003US20030057469 Semiconductor charge pump circuit and nonvolatile semiconductor memory device
03/26/2003EP1296442A2 Apparatus for improving stability and dynamic response of half-bridge converter
03/26/2003EP1295393A2 Intelligent switch for connecting power to a load
03/26/2003EP1295383A1 Switching arrangement
03/26/2003EP1295382A1 Dual drive buck regulator
03/26/2003EP1295380A2 Multiple phase voltage regulator system
03/26/2003CN2541994Y Passive soft switching circuit of d.c.-d.c converter
03/26/2003CN1406408A Magnetic core, coil component comprising it, and power source circuit
03/26/2003CN1405963A Apparatus for improving stability and dynamic response of semi-bridge convertor
03/26/2003CN1405962A PWM controller with off-period regulation function for power-supply convertor
03/26/2003CN1405961A Pulse-width regulating controller with frequency regulation function for power convertor
03/26/2003CN1405959A Switch power-supply device
03/25/2003US6538909 Universal high efficiency power converter
03/25/2003US6538908 Method and apparatus providing a multi-function terminal for a power supply controller
03/25/2003US6538907 Voltage drop DC-DC converter
03/25/2003US6538906 Energy storage circuit for DC-DC converter
03/25/2003US6538905 DC-to-DC power converter including at least two cascaded power conversion stages
03/25/2003US6538494 Pump circuits using flyback effect from integrated inductance
03/25/2003US6538492 Power supply, electronic device using the same, and output
03/25/2003US6538484 High-frequency PWM voltage control
03/25/2003US6538419 Power supply with synchronized power on transition
03/25/2003US6538418 Driving signal supply circuit
03/25/2003US6538346 System for driving a reactive load
03/25/2003US6538342 Power supply with only feedforward in primary and multiple secondaries
03/20/2003WO2003023947A1 Current sense and control of dc/dc converters
03/20/2003WO2003023945A2 Power converter having regulated dual outputs
03/20/2003WO2003009456B1 Switching power source apparatus
03/20/2003WO2003005540A3 Isolated switching regulator for fast transient loads
03/20/2003WO2002101909A3 Power converter and method for power conversion
03/20/2003WO2002061929A3 Voltage converting circuit
03/20/2003US20030052729 Programmable DC voltage generator system
03/20/2003US20030052656 Regulator circuit for independent adjustment of pumps in multiple modes of operation
03/20/2003US20030052655 Integrated magnetic buck converter with magnetically coupled synchronously rectified mosfet gate drive
03/20/2003US20030052654 Boosting and step-down switching regulator controlling circuit and boosting and step-down switching regulator for use in the same
03/20/2003US20030052540 Low-cost power supply device to a plurality of electronic modules installed in a compartment
03/19/2003EP1294086A2 Buck regulator circuit for use in a power supply
03/19/2003EP1293031A1 Multi-phase pulse width modulated voltage regulator
03/19/2003CN1404649A Start-up circuit for flyback converter having secondary pulse width modulation control
03/19/2003CN1404428A Method for regulating and/or controlling a welding current source with a resonance circuit
03/19/2003CN1404427A Arc welding generator with input voltage adapting regulator stage
03/19/2003CN1404207A 开关电源设备 Switching Power Supplies
03/19/2003CN1404205A Power supply apparatus
03/19/2003CN1103510C Full-bridge converter of zero-voltage switch with current-doubling rectifier circuit
03/19/2003CN1103509C Charge pump for generating negative voltage
03/18/2003US6535408 Power converter with adjustable output voltage
03/18/2003US6535407 DC/DC converter having a piezoelectric transformer and rectification-smoothing circuit
03/18/2003US6535400 Control circuit for synchronous rectifiers in DC/DC converters to reduce body diode conduction losses
03/18/2003US6535399 Tracking power supply controlling
03/18/2003US6535076 Switched charge voltage driver and method for applying voltage to tunable dielectric devices
03/18/2003US6535052 High efficiency charge pump circuit
03/18/2003US6534963 DC/DC converter circuit
03/18/2003US6534962 Voltage regulator having an inductive current sensing element
03/18/2003US6534961 Compact DC/DC converter circuit
03/18/2003US6534960 Multi-channel interleaved power converter with current sharing
03/13/2003WO2003021760A1 Voltage regulator with clamping circuit
03/13/2003WO2003021759A1 Switching power supply
03/13/2003WO2003021757A2 Bi-directional dc power conversion system
03/13/2003WO2002049197A3 Method for supplying an inductive load with soft-switching inverters which are connected in parallel
03/13/2003US20030048648 Current sense and control of DC/DC converters
03/13/2003US20030048646 Method and apparatus for dissipative clamping of an electrical circuit
03/13/2003US20030048645 Switching power supply unit
03/13/2003US20030048644 DC-DC converter
03/13/2003US20030048643 Method and circuit for start up in a power converter
03/13/2003US20030048098 Switched power supply with voltage regulator having PWM with hysteretic loop controller and method for operating and using same
03/13/2003US20030048097 Switching power supply apparatus
03/13/2003DE20300212U1 Power supply conversion circuit for brushless DC motor, uses smoothing circuit for pulsed DC voltage to reduce zero-voltage ratio in working cycle
03/13/2003CA2390243A1 Buck regulator circuit for use in a power supply
03/12/2003EP1292161A1 Switched mode power supply for low power operation and cellular telephone equipped with such a device
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