Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
08/1995
08/02/1995EP0665483A2 Apparatus for the automatic adjustment of the optimum working point for the operation of a consumer at a voltage source
08/02/1995EP0664936A1 Arrangement with a d.c.-d.c. converter for switching operation.
08/02/1995EP0664935A1 Process for operating a voltage converter, voltage converter and its use.
08/02/1995EP0564574B1 Dc-to-dc converter using coupled inductor current sensing and predetermined on time
08/01/1995US5438505 Adaptive control method for power converters
08/01/1995US5438504 Voltage multiplier circuits or the like
08/01/1995US5438501 Turn-off relief network for a direct voltage converter
08/01/1995US5438500 Switching regulator with a push-pull resonance converter
08/01/1995US5438499 Switching regulator circuit using magnetic flux-sensing
08/01/1995US5438498 Series resonant converter having a resonant snubber
08/01/1995US5438497 Tertiary side resonant DC/DC converter
07/1995
07/27/1995WO1995020261A1 Blocking converter with controlled output voltage
07/26/1995EP0664602A1 Flyback converter with regulated output voltage
07/26/1995EP0664596A1 Device for the symmetrisation of currents
07/25/1995US5436825 Electronic control circuit for the supply of ohmic-inductive loads by means of direct-current pulses
07/25/1995US5436821 Low-power charge pump circuit and low-power booster method
07/25/1995US5436820 Power converter with dual PWM control
07/25/1995US5436818 Full wave buck-boost power converter with buck power converter properties
07/25/1995US5436587 Charge pump circuit with exponetral multiplication
07/25/1995US5436550 AC-DC converter having saw-tooth wave generating circuit in active filter
07/19/1995CN1105488A High efficiency switch mode regulator
07/18/1995US5434820 Back bias voltage generator circuit of a semiconductor memory device
07/18/1995US5434770 High voltage power supply with modular series resonant inverters
07/18/1995US5434768 Fixed frequency converter switching at zero voltage
07/18/1995US5434767 Power converter possessing zero-voltage switching and output isolation
07/18/1995CA2018055C Superconductive voltage stabilizer
07/12/1995EP0662748A2 Voltage regulator and method therefor
07/12/1995EP0662747A2 A DC/DC converter for outputting multiple signals
07/12/1995EP0662277A1 Clocked current supply circuit.
07/12/1995EP0662264A1 Method and device for regulating the mean current across an inductive load controlled to give a variable opening duty cycle.
07/11/1995US5432693 Digital pulse width modulator circuit with proportional dither
07/11/1995US5432469 Method and apparatus for a two phase bootstrap charge pump
07/11/1995US5432431 Boost switching power conversion using saturable inductors
07/11/1995CA2019525C Switching power supply device
07/05/1995EP0661795A1 Voltage booster, particularly for nonvolatile memories
07/05/1995EP0660977A1 Synchronous rectifier resistant to feedback
07/05/1995EP0660976A1 Synchronous rectifier resistant to feedback.
07/05/1995EP0660975A1 Charge pump
07/05/1995EP0542817B1 Line-powered, phase-control circuit
07/04/1995US5430641 DC-AC inverter
07/04/1995US5430640 Power supply
07/04/1995US5430639 Polyphase AC input to DC output voltage converter
07/04/1995US5430638 Low noise type converter with complementary transistors
07/04/1995US5430637 For converting an AC input voltage to DC to be supplied to a load
07/04/1995US5430633 Multi-resonant clamped flyback converter
07/04/1995US5430632 Self-oscillating DC to DC converter
07/04/1995US5430405 Control circuit for converters operating in the discontinuous mode
07/04/1995US5430366 Active free-running element
06/1995
06/29/1995DE4407529C1 Switched mode power supply (SMPS) contg. transformer with prim. and sec. windings
06/29/1995DE4403731C1 Current saving standby-operation switching power supply
06/29/1995DE4344709A1 Conversion of different amplitude DC and AC voltages
06/29/1995CA2139027A1 Circuit arrangement
06/28/1995EP0660487A2 Power supply system
06/27/1995US5428521 Non-contact power supply apparatus
06/27/1995US5428286 Switching mode power supplies
06/27/1995US5428272 Voltage regulator for CRT electrode supply
06/27/1995US5428267 Regulated DC power supply
06/22/1995WO1995017032A1 Clocked current supply
06/22/1995DE4443732A1 Voltage converter arrangement e.g. for local tramway vehicles
06/22/1995DE4420528C1 Network supply circuit with stand-by mode
06/22/1995DE4414676C1 Circuit for transmitting energy and device information via two-line loop
06/22/1995DE4342805A1 Self-oscillating switching power supply circuit
06/21/1995WO1995017036A1 Regulated inverting power supply
06/21/1995EP0658968A1 Switching regulator
06/21/1995EP0427841B1 Electic converter with several induction coils
06/20/1995US5426387 Device for generating an electrical voltage of predetermined waveform, iontophoresis apparatus for transdermally administering medicinal products and electrical stimulation apparatus, which apparatuses are equipped with such a device
06/20/1995US5426334 Micropower gate charge pump for power MOSFETS
06/20/1995US5426333 Boosting circuit device capable of pre-pumping and semiconductor memory device
06/15/1995WO1995016301A1 Phased array power processor and method of operating same
06/14/1995EP0657988A2 Multiple pulse width modulation circuit
06/14/1995EP0657987A1 Switching converter with current limitation
06/14/1995EP0657986A1 Switching converter with optocoupler
06/14/1995EP0657985A1 Apparatus for driving an electrical load from a principal and an auxiliary power source
06/14/1995DE4342414A1 Bi-directional power converter
06/14/1995CN1028939C High power factor power supply
06/13/1995US5424936 Boost-input backed-up uninterrupted power supply
06/13/1995US5424934 Multivoltage power supply and control method thereof
06/13/1995US5424933 Resonant forward converter circuit with control circuit for controlling switching transistor on and off times
06/13/1995US5424932 Multi-output switching power supply having an improved secondary output circuit
06/13/1995US5424676 Transistor collector structure for improved matching and chokeless power supply connection
06/10/1995CA2137509A1 Multiple pulse width modulation circuit
06/08/1995WO1995015612A1 Switch-mode power supply for a bridged linear amplifier
06/08/1995WO1995015609A1 Dc/dc converter for low output voltages
06/08/1995WO1995015608A1 Voltage transformer
06/08/1995DE4442105A1 Voltage limiter for solar panel group acting as satellite current source
06/08/1995DE4341419A1 Compact low loss voltage regulator for e.g. car instrumentation
06/07/1995EP0656160A1 Cryogenic electronics power supply and power sink
06/06/1995US5422586 Apparatus for a two phase bootstrap charge pump
06/06/1995US5422562 Switching regulator with improved Dynamic response
06/01/1995DE4408009A1 DC mains adaptor with input stage
05/1995
05/31/1995EP0655828A1 Modulated snubber driver for active snubber network
05/31/1995EP0655827A1 Constant voltage generating circuit having step-up circuit
05/31/1995EP0655826A1 DC-DC boost converter for driving a capacitive load
05/31/1995CN2199635Y Large-power switch DC voltage regulator
05/31/1995CN1103231A Power source device
05/31/1995CA2136476A1 Modulated snubber driver for active snubber network
05/30/1995US5420781 High voltage sensing circuit for an X-ray tube power supply
05/30/1995US5420777 Switching type DC-DC converter having increasing conversion efficiency at light load
05/30/1995US5420776 Blocking-oscillator switched-mode power supply with sinusoidal current consumption
05/30/1995US5420505 Direct current booster with test circuit