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9041373 Constant on-time switching converters with sleep mode and control methods thereof  
A constant on-time switching converter includes a switching circuit, an on-time control circuit, a comparing circuit and a logic circuit. The switching circuit has a first switch and is configured...
9041370 Charge pump regulator circuit with a variable drive voltage ring oscillator  
A charge pump regulator circuit includes a voltage controlled oscillator and a plurality of charge pumps. The voltage controlled oscillator has a plurality of inverter stages connected in series...
9041433 System and method for driving transistors  
In accordance with an embodiment, a circuit includes a first transistor, a second transistor having a reference node coupled to an output node of the first transistor, and a control circuit. The...
9041374 Power converting circuit and control circuit thereof  
A power converting circuit includes an upper gate switch, a transistor, a current source circuit, a comparator circuit, a delay circuit, and a pulse width modulation signal generating circuit. The...
9042141 Control of energy storage system inverter system in a microgrid application  
A system that manages a supplemental energy source connected to a power grid uses a two stage control strategy to manage power transfers in and out of the power grid as well as in and out of an...
9041371 Switching regulator  
A disclosed switching regulator includes a speed-up circuit for speeding up an operation of an error amplifier circuit during the time starting from when a switching element is turned OFF based on...
9041372 Wide output voltage range switching power converter  
A switching power converter includes a voltage source that provides an input voltage Vin to an unregulated DC/DC converter stage and at least one buck-boost converter stage to produce a desired...
9035633 Switching power converter control  
A method of operating a switching power converter may include determining an average value of a measured parameter for substantially each switching cycle, and adjusting a control parameter during...
9035636 Digital peak detector with follower mode  
Circuits and processes for detecting a peak value of an input signal are disclosed. In one example, a peak detector circuit may sample a line sense signal, determine the peak value of the line...
9036377 Control circuit of a switched-mode power converter and method thereof  
A method for controlling voltage crossing a power switch of a switched-mode power converter includes the steps of: controlling a switch frequency of the power switch of the switched-mode power...
9035638 DC/DC converter arrangement and method for DC/DC conversion  
A DC/DC converter arrangement includes an input terminal to receive a supply voltage, an output terminal to provide an output voltage and a switching arrangement, including a coil and at least two...
9035632 DC-DC converter, control circuit, and power supply control method  
A DC-DC converter includes a first amplifier that amplifies a first difference between a first reference voltage and a feedback voltage corresponding to an output voltage, a second amplifier that...
9035627 Switched mode power supply employing first and second feedback signals and a method of operating thereof  
A switched mode power supply includes a first switch, a second switch, an inductor, an output capacitor, and a driving circuit for driving the first switch and the second switch. The driving...
9035634 Power supply for a load control device  
A power supply for a load control device generates a DC voltage and provides an asymmetrical output current, while drawing a substantially symmetrical input current. The power supply comprises a...
9035635 Using synchronous converter in asynchronous mode to prevent current reversal during battery charging  
Efficiency of a switch mode power supply (SMPS) is optimized by operating the SMPS in an asynchronous mode when current being supplied therefrom is less than a certain current value and operating...
9035639 Voltage-to-current sensing circuit and related DC-DC converter  
The present disclosure is directed to a voltage-to-current sensing circuit having a bias terminal configured to receive a reference voltage, an offset terminal configured to receive an offset...
9030178 Current control circuit and method thereof for a power converter  
A power converter used in the current control circuit and control method, consisting of a converter, a voltage divider circuit, a current sampling circuit, a first gain circuit, a differential...
9030180 Switching regulator  
In order to provide a switching regulator having high efficiency even under light load, the switching regulator is configured so that ON/OFF of a switching element is controlled by an output...
9030181 Electric power steering apparatus  
An electric power steering apparatus includes a power supply and a power supply management unit that controls an operation of the power supply. The power supply includes a main power supply, an...
9030177 Switched-mode power supply having an adaptive on-time function and controlling output with a ripple control method  
A ripple-control switched-mode power supply includes a control circuit to switch on/off a drive switching element. The control circuit includes a simulated voltage generation circuit that smoothes...
9030179 Switching regulator with variable compensation  
A switching regulator circuit includes a power stage and a compensation network. The compensation network includes a programmable transconductance (gm), having a first selectable transconductance...
9025294 System and method for controlling solid state circuit breakers  
A system for controlling a solid state circuit breaker comprises a solid state power switch, and a controller for providing a gate voltage to the power switch. During turnoff of the solid state...
9024614 Power supply device performing voltage conversion  
In a power supply device, the controller outputs a control signal specifying a voltage value. The voltage conversion unit converts a first voltage to a second voltage in response to a control...
9024605 Power supply device including a second DC power supply in its load circuit  
The size of a reactor is reduced in a power supply device whose load circuit includes a second DC power supply. A power supply device includes: a chopper circuit CH connected between a first DC...
9024610 System and method of balanced slope compensation for switch mode regulators  
A modulator with balanced slope compensation including a control network, a slope compensation network, an offset network and an adjust network. The control network receives a feedback signal...
9024542 High efficiency LED driving circuit and driving method  
In one embodiment, an LED driving circuit can include: (i) a sense circuit configured to sense an inductor voltage, and to generate a sense voltage signal; (ii) a protection control circuit...
9024611 Controller and converting controller with multi-function pin  
A controller with a multi-function pin, adapted to control a converting circuit according to a control signal for converting an input voltage into an output voltage, is disclosed. The controller...
9024603 Low power current comparator for switched mode regulator  
A current comparator comprising a first NMOS transistor having a drain coupled to VDD, a source and a gate. A first PMOS transistor having a source coupled to the source of the first NMOS...
9024604 Power circuit  
A power circuit includes a first and a second switches between a input terminal and a reference power source; an inductor between a output terminal and a node between the first and the second...
9024533 Controlling switching current regulators  
A switching current regulator controls a load current flowing through a load. The switching current regulator switches a switch to an ON state after applying a regulating signal to the switch....
9018926 Soft-switched PFC converter  
A PFC circuit has inductive elements and a capacitor between a source node of a first transistor and the second node of a second transistor. The capacitor is configured to resonate at a frequency...
9018925 Load control apparatus  
A load control apparatus is provided in which a circuit of detecting an overcurrent can be correctly operated even if a first capacitor (C1) for noise measures is disposed. Since a second...
9018927 Portable electronic apparatus and power management method thereof  
A portable electronic apparatus and a power management method are provided. The portable electronic apparatus includes a power manager and a controller. The power manager is used to receive a...
9008251 Adaptive phase-shifted synchronization clock generation circuit and method for generating phase-shifted synchronization clock  
The present invention discloses an adaptive phase-shifted synchronization clock generation circuit and a method for generating phase-shifted synchronization clock. The adaptive phase-shifted...
9006799 Radio frequency and microwave devices and methods of use  
Radio frequency and microwave devices and methods of use are provided herein. According to some embodiments, the present technology may comprise an ohmic layer for use in a field effect transistor...
9007046 Efficient high voltage bias regulation circuit  
A high voltage DC-DC voltage converted includes a charge pump section and an op-amp section. During ramp-up, the charge pump can drive the load and the op-amp is in a unity gain configuration...
9000746 Power converter with split power supply  
A power converter driver that is supplied with two different voltages.
9001098 Power supply and display apparatus having the same  
A power supply system includes a control unit comprising a detecting and converting unit that is operable to generate a detected current based on a difference between a set voltage and a voltage...
9000745 Switching regulator and method for operating the same  
A switching regulator includes a high side driver electrically coupled with a power line that is configured to provide a supply voltage. A low side driver is electrically coupled between the high...
9002529 Power control method and device  
The present invention discloses a method and an apparatus for power control. An apparatus for power control in accordance with an embodiment of the present invention can include: a voltage...
9000744 Switch control device with zero-cross point estimation by edge detection, power supply device comprising the same, and switch control method with zero-cross point estimation by edge detection  
Provided are a switch control device, a switch control method, and a power supply device. The present invention generates power voltage required to operate the switch control device by using...
9002626 Vehicular navigation control interface  
Systems and methods for providing a vehicular navigation control interface are included in the present disclosure. Some embodiments include a navigation system and a vehicle with a vehicle control...
9000747 Single supply amplifier with swing to ground  
An amplifier circuit has a voltage input terminal, for receiving Vin, and a voltage output terminal, for outputting Vout. A feedback circuit controls Vout to match Vin. A differential input stage...
8994344 Multiphase transformer for a multiphase DC-DC converter  
A multiphase DC-DC converter is provided that includes a multiphase transformer, the multiphase transformer including a plurality of input voltage terminals and an transformer output voltage...
8994348 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Multi-phase DC-DC converter supplying power to load with plural power stages and information processing device including the same
 
There is provided a DC-DC converter which converts an input voltage into an output voltage for supply to a load, in which an input terminal receives the input voltage, an output terminal outputs...
8994354 Electronic power converter with ground referenced lossless current sensing  
A current sensing circuit for an electronic power converter having an inductor that is not referenced to ground is configured to provide an output signal that is referenced to ground and is...
8994349 Synchronous rectifier bi-directional converter  
A system and method for bi-directional voltage conversion are disclosed. A charge current is received at a first voltage on a first force commutated synchronous rectifier, and the charge current...
8988054 Single feedback loop for parallel architecture buck converter—LDO regulator  
An embodiment of a voltage regulation circuit includes a DC-DC converter configured to control a first current provided from a source to a load via a first output, and a linear regulator...
8988056 Converter with hysteretic control  
A hysteretic power converter constituted of: a switched mode power supply; a hysteretic comparator, a first input of the comparator arranged to receive a feedback signal providing a representation...
8988051 Synchronous rectifying buck-boost converter  
A synchronous rectifying buck-boost converter includes a controller, first and second transistors, an inductor and a capacitor. The controller is connected to the gates of the first and second...