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US20130169320 GATE DRIVER WITH DIGITAL GROUND  
Various exemplary embodiments relate to gate driver circuitry that compensate for parasitic inductances. Input buffers in the gate driver are grounded to an exposed die pad. Grounding may involve...
US20130049816 Power Saving Resonant Gate Driver and Related Method  
According to one embodiment, a resonant gate driver comprises a resonant path configured to couple a gate of a power transistor to a supply capacitor, and a low impedance path configured to couple...
US20130328597 NEGATIVE VOLTAGE GENERATORS  
Negative voltage generators that do not require level shifters or AC coupling capacitors are disclosed. In an exemplary design, a negative voltage generator includes first, second, third and...
US20150116007 VOLTAGE CLAMP ASSIST CIRCUIT  
A transistor driven load circuit includes a gate driver transistor includes an internal voltage clamp, a controller providing a gate control signal operable to control a state of said gate driver,...
US20110221481 GATE DRIVE CIRCUIT  
Provided is a gate drive circuit capable of turning off a MOS-FET reliably without adding a complicated structure. The gate drive circuit for driving a power MOS-FET includes: a first switching...
US20150035568 TEMPERATURE DETECTOR AND CONTROLLING HEAT  
A circuit with a temperature detector includes a first FET and a second FET. Each of the first and second FETs has a channel structure having a non-planar structure. The second FET is in close...
US20150028922 TRANSISTOR SWITCH WITH TEMPERATURE COMPENSATED VGS CLAMP  
A methodology for controlling FET switch-on with VGS temperature compensation is based on establishing a VGS clamping voltage with PTAT and CTAT voltage references with complimentary temperature...
US20150222262 DRIVE DEVICE  
A drive device according to one aspect of the disclosure includes a control terminal connector, a switch circuit, a current limit circuit, and a clamp switch on a circuit board. The clamp switch...
US20110050292 CORELESS PRINTED-CIRCUIT-BOARD (PCB) TRANSFORMERS AND OPERATING TECHNIQUES THEREFOR  
Optimal operating techniques are disclosed for using coreless printed-circuit-board (PCB) transformers under (1) minimum input power conditions and (2) maximum energy efficiency conditions. The...
US20110018593 MOSFET gate drive with reduced power loss  
A gate driver for a power MOSFET in, for example, a DC-DC converter switches the MOSFET between a fully-on condition and a low-current condition instead of switching the MOSFET between fully-on...
US20110068832 DRIVING CIRCUIT FOR POWER MOSFET  
A driving circuit for a power MOSFET includes a first switch, a second switch, a third switch and a fourth switch. The first switch is connected to a first node, a second node and a first power...
US20130214823 GATE DRIVING CIRCUIT  
A gate driving circuit includes a gate control circuit and a gate voltage limit circuit. The gate control circuit establishes or breaks electrical continuity of a gate voltage supply path from a...
US20150015309 Electronic Circuit with a Reverse-Conducting IGBT and Gate Driver Circuit  
An electronic circuit includes a reverse-conducting IGBT and a driver circuit. A first diode emitter efficiency of the reverse-conducting IGBT at a first off-state gate voltage differs from a...
US20130106468 GATE DRIVER  
A gate driver for driving a switching element Q1 that is able to be bidirectionally conductive includes a drive part 2 that applies a positive voltage to a gate of the switching element to turn on...
US20130249606 FET DRIVE CIRCUIT AND FET MODULE  
According to an embodiment, an FET drive circuit includes an FET, a first circuit, a resistor and a third rectifying device. The first circuit includes a first rectifying device, a second...
US20150229204 POWER FACTOR CORRECTOR TIMING CONTROL WITH EFFICIENT POWER FACTOR AND THD  
Methods, devices, and integrated circuits are disclosed for controlling switch timing in a power factor correction timing switch. In one example, a device is configured to receive one or more...
US20140152352 VOLTAGE LEVEL SHIFTER  
A level shifter includes a latch supplied at a first voltage VDD1. First and second switches are connected in series with first and second latches and are cross-coupled to maintain the state of...
US20140368292 MICRO-ELECTRO-MECHANICAL SYSTEM (MEMS) STRUCTURE AND DESIGN STRUCTURES  
Micro-Electro-Mechanical System (MEMS) structures, methods of manufacture and usage, and design structures are disclosed herein. The method includes applying a first voltage polarity to an...
US20140320178 INTELLIGENT GATE DRIVER FOR IGBT  
A reverse-conducting insulated gate bipolar transistor, particularly a bi-mode insulated gate transistor, is controlled by responding to an ON command by applying high-level gate voltage for a...
US20120068739 HIGHLY EFFICIENT CLASS-D AMPLIFIER  
A simplistic low cost circuit that generates the necessary drive voltage for use in a source follower totem pole power switching circuit is described where the simplified gate drive circuit may...
US20140300413 POWER TRANSISTOR GATE DRIVER  
The present invention relates to a gate driver for a power transistor comprising a first charging path operatively connected between a first voltage supply and a gate terminal of the power...
US20140118073 CANCELLATION OF DYNAMIC OFFSET IN MOS RESISTORS  
A circuit utilizes a MOS device in a triode mode of operation and includes a biasing circuit and a MOS device. The MOS device has a drain, a source, and a gate terminal, and is coupled to the...
US20110260758 HALF-POWER BUFFER AMPLIFIER  
A half-power buffer amplifier is disclosed. A buffer stage includes a first-half buffer stage and a second-half buffer stage, wherein an output of the first-half buffer stage is controllably fed...
US20120235710 Circuit Arrangement with a MOSFET and an IGBT  
A circuit includes at least one FET and at least one IGBT that have their load paths connected in parallel. A voltage limiting circuit is coupled to a gate terminal of the at least one IGBT.
US20130335123 DRIVER IC CHIP AND PAD LAYOUT METHOD THEREOF  
Provided is a driver IC chip of a liquid crystal display (LCD). The driver IC chip has a layout of power pads, which may uniformly apply an adhesive force on the entire adhesion surface of the...
US20130241606 INTEGRATED CIRCUIT AND A METHOD OF POWER MANAGEMENT OF AN INTEGRATED CIRCUIT  
An integrated circuit includes a plurality of power gating elements for controlling power applied to a first module which is in a powered off state, while a second module is in a powered on state,...
US20120062281 Power Converter with Split Power Supply  
A power converter driver that is supplied with two different voltages.
US20100327919 DIFFERENTIAL AMPLIFIER CIRCUIT  
A differential amplifier main circuit amplifies, while first voltage is applied to drains of first and second transistors via a load circuit and second voltage is applied to source of third...
US20120133392 MULTIPLEX GATE DRIVING CIRCUIT  
A multiplex gate driving circuit includes plural driving modules. In comparison with the prior art, each driving stage of the driving module has less number of transistors. From the first to the...
US20120293216 MEMS CAPACITIVE SENSOR BIASING CIRCUIT INCLUDING AN INTEGRATED INDUCTOR  
A MEMS capacitive sensor biasing circuit. The circuit includes a high-voltage (HV) NMOS switch, an inductor, a diode, and a capacitor. The HV NMOS switch has a source coupled to ground. The...
US20130003882 PRE-EMPHASIS CIRCUIT  
An embodiment of a pre-emphasis circuit, an embodiment of a method for pre-emphasizing complementary single-ended signals, an embodiment of a transmitter, and an embodiment of a communication system.
US20140139271 INTEGRATED CIRCUIT HAVING STACK STRUCTURE  
Provided is an integrated circuit (IC) having a stacked structure. The IC includes: a first IC having a power input terminal to which a power supply voltage is applied; and a second IC having a...
US20140184276 GATE DRIVER  
Disclosed herein is a gate driver. The gate driver according to an exemplary embodiment of the present invention includes: a first power switch sourcing current according to voltage applied by a...
US20120206172 INTERNAL POWER SUPPLY VOLTAGE GENERATION CIRCUIT  
Provided is an internal power supply voltage generation circuit, with which a through current that flows during the operation of a logic circuit can be prevented from being excessive due to...
US20140035889 Display and Gate Driver thereof  
A display and a gate driver are disclosed herein, in which the gate driver includes a number of gate driving units, and each of the gate driving units includes a control circuit, a boost circuit,...
US20140055175 High-Voltage Driver Integratable with an Integrated Circuit  
A high-voltage driver integratable with an integrated circuit has a switching transistor, a switching diode, a first resistor, a second resistor, and a control transistor. The anode of the...
US20140375357 OPERATING CONDITIONS COMPENSATION CIRCUIT  
A circuit having a centralized PT compensation circuit to provide compensation signals to localized I/O blocks on the chip. Process variations and temperature variations tend to be approximately...
US20140375362 ACTIVE GATE DRIVE CIRCUIT  
An exemplary gate drive circuit and method are disclosed for controlling a gate-controlled component, the gate drive circuit having a PI controller adapted to receive an input reference signal and...
US20110006814 POWER STAGE  
An power stage has a differential output stage 2 driven by one or more buffer stages 4. The buffer stages 4 are implemented as high and low side buffers 12,14, each of which is itself a...
US20120105398 GATE DRIVING CIRCUIT AND DISPLAY APPARATUS HAVING THE SAME  
Provided is a gate driving circuit including cascade-connected stages that output gate signals. An n-th one of the stages (ā€œnā€ is a natural number) includes a pull-up part, a pull-up controller, a...
US20140320177 CIRCUIT FOR DRIVING HIGH-SIDE TRANSISTOR  
A circuit for driving a transistor includes a drive circuit, a first voltage boost circuit and a second voltage boost circuit. The drive circuit has a first specific node, a second specific node,...
US20120032657 REDUCING SHOOT-THROUGH IN A SWITCHING VOLTAGE REGULATOR  
Methods, apparatuses, and devices for a voltage regulator are provided. In certain examples, a method for preventing shoot-through in a voltage regulator includes determining whether an output...
US20130182462 LINEAR SYNCHRONOUS RECTIFIER DRIVE CIRCUIT  
A drive circuit arranged to drive a synchronous rectifier of a power converter includes a differential amplifier stage connected to the synchronous rectifier and arranged to supply a drive signal...
US20140062543 DYNAMIC DRIVER CIRCUIT  
A circuit usable as a word line driver includes a driver that switches in response to a voltage on a control node, and a circuit supplying a voltage to the control node. The circuit that applies a...
US20150207495 Power Converter with Split Voltage Supply  
A power converter driver that is supplied with two different voltages.
US20110187416 SMART DRIVER FOR FLYBACK CONVERTERS  
The present invention discloses a smart driver used in flyback converters adopting a transconductance amplifier to turn on a synchronous rectifier FET, and a comparator to quickly turn off the...
US20130147525 DRIVE CIRCUIT FOR INSULATED GATE SWITCHING ELEMENT  
Embodiments of the invention provide a drive circuit including: a constant current source that generates a constant current; a switching circuit that connects a gate of the insulated gate...
US20150008965 IMPEDANCE COMPONENT HAVING LOW SENSITIVITY TO POWER SUPPLY VARIATIONS  
An impedance circuit coupled to a first power supply includes: an output node; a transistor coupled between the output node and the first power supply, wherein the transistor comprises a gate...
US20120169414 METAMATERIAL POWER AMPLIFIER SYSTEMS  
Power amplifying systems and modules and components therein are designed based on CRLH structures, providing high efficiency and linearity.
US20130300293 Active LED Voltage Clamp  
An active clamp current sink is used to voltage protect a low voltage rated, high power current sink that drives illumination current through a string of serially connected LEDs. When the LEDs are...