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Recent patent applications related to Power Integrations Inc. Power Integrations Inc is listed as an Agent/Assignee. Note: Power Integrations Inc may have other listings under different names/spellings. We're not affiliated with Power Integrations Inc, we're just tracking patents.

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09/22/16 new patent  Programming in a power conversion system with a reference pin
09/15/16Secondary controller for use in synchronous flyback converter
09/15/16Overvoltage protection circuit
08/18/16Noise cancellation for a magnetically coupled communication link utilizing a lead frame
08/11/16Pre-distortion of sensed current in a power factor correction circuit
08/11/16Magnetically coupled galvanically isolated communication using lead frame
07/28/16Damper circuit for switched dimming
07/28/16Power converter controller with multiple power sources
06/30/16High-electron-mobility transistors
06/30/16Synchronous rectification
06/09/16Method and integrated cable drop compensation of a power converter
06/02/16Method and a control circuit with multiple operating modes
05/26/16Laterally-graded doping of materials
05/19/16Power converter controller with stability compensation
05/19/16Receive circuit for use in a power converter
05/12/16Indirect regulation of output current in power converter
05/12/16Introducing jitter to a switching frequency by way of modulating current limit
05/12/16Power converter controller with analog controlled variable current circuit
05/12/16Power converter controller with input current slope adjustment
05/12/16Phase angle detection module for power converter
05/12/16Input overvoltage protection using current limit
05/12/16Bleeder protection using thermal foldback
05/12/16Enable circuit for lighting drivers
04/28/16Programming controller parameters through external terminals of a power converter
04/28/16Single-stage power supply with power factor correction and constant current output
04/21/16Output-side controller with switching request at relaxation ring extremum
04/21/16Controller supply terminal boosting
04/14/16Pfc shutdown circuit for light load
03/31/16Power converter with power foldback
03/31/16Led driver circuit with open load detection
03/24/16Switched mode power converter controller with ramp time modulation
03/17/16Trailing edge detector using current collapse
02/18/16Controller for a power supply with transition region regulation
02/11/16Static discharge system
02/04/16Method and sensing multiple voltage values from a single terminal of a power converter controller
01/14/16Power converter using multiple controllers
01/14/16Latching comparator
01/14/16Rectifier with indicator switch
01/07/16Trailing edge detector using current collapse
12/24/15Techniques for controlling a power converter using multiple controllers
12/17/15High-quality gan high-voltage hfets on silicon
12/17/15Line ripple compensation for shimmerless led driver
12/10/15Mosfet driver with pulse timing pattern fault detection and adaptive safe operating area mode of operation
11/19/15Multi-pace controller
11/19/15Digital-to-analog converter circuit for use in a power converter
11/12/15Method and apparatus to increase efficiency in a power factor correction circuit
11/12/15Fault protection circuit
10/29/15Multi-bleeder mode control for improved led driver performance
10/22/15Dimming edge detection for power converter
10/15/15Sampling for dimmer edge detection in power converter
09/10/15Method and implementing a power converter input terminal voltage discharge circuit
09/10/15Method and integrated cable drop compensation of a power converter
08/06/15Magnetically coupled galvanically isolated communication using lead frame
07/30/15Power converter output voltage clamp and supply terminal
07/16/15Variable feedback signal based on conduction time
06/18/15Vertical transistor device structure with cylindrically-shaped regions
06/11/15Switch mode power converters using magnetically coupled galvanically isolated lead frame communication
05/21/15Bleeder circuit emulator for a power converter
04/16/15Generating a control signal based on leading edge dimming detection for maintaining input current of a power converter
03/19/15Heterostructure power transistor with alsin passivation layer
03/19/15Digital peak detector with follower mode
03/12/15Waveform shape discriminator
03/05/15Feedback protection from adjacent terminal shorts
03/05/15Controller ic with zero-crossing detector and capacitor discharge switching element
03/05/15Method and implementing an unregulated dormant mode with an event counter in a power converter
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03/05/15Pre-distortion of sensed current in a power factor correction circuit
02/05/15Operational amplifier with selective input
01/15/15High-voltage field-effect transistor having multiple implanted layers
01/08/15Method and controlling the maximum output power of a power converter
12/25/14High quality gan high-voltage hfets on silicon
12/18/14Delta-sigma modulator with high input impedance
12/18/14Switch mode power converter having burst mode with current offset
11/13/14Dimmer detector for bleeder circuit activation
10/30/14Usb charging with data communication
09/18/14Supplementing wire bonds
09/18/14Current limiter with active damping
09/18/14Light driver control system
09/18/14Lossless preload for led driver with extended dimming
09/18/14Isolation testing of semiconductor devices
09/18/14Switched mode power converter controller with ramp time modulation
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09/18/14Load-selective input voltage sensor
09/11/14Low threshold voltage comparator
09/11/14Power converter using multiple controllers
09/11/14Power converter output voltage clamp and supply terminal
09/11/14Techniques for controlling a power converter using multiple controllers
09/04/14Method and power converter fault condition detection
08/28/14Heterostructure power transistor with alsin passivation layer
08/28/14Bleeder circuit having current sense with edge detection
08/21/14Power supply controller with minimum-sum multi-cycle modulation
07/31/14Method and implementing slew rate control using bypass capacitor
07/31/14Method and input charge control of a power supply
07/24/14Charging circuit for a power converter controller
07/24/14Secondary controller for use in synchronous flyback converter
07/24/14Receive circuit for use in a power converter
07/24/14Multi-stage sampling circuit for a power converter controller
07/03/14Deposit/etch for tapered oxide
06/26/14Electronic circuit control element with tap element
06/05/14Power supply controller with input voltage compensation for efficiency and maximum power output
05/22/14Monolithic ac/dc converter for generating dc supply voltage
05/15/14Magnetically coupled galvanically isolated communication using lead frame
05/15/14Feedback circuit for non-isolated power converter
05/15/14Power supply circuit with a control terminal for different functional modes of operation
05/15/14Switch mode power converters using magnetically coupled galvanically isolated lead frame communication
05/15/14Noise cancellation for a magnetically coupled communication link utilizing a lead frame
05/08/14Gan high voltage hfet with passivation plus gate dielectric multilayer structure
05/08/14Method and digital control of a switching regulator
05/08/14Switched averaging error amplifier
05/01/14Split current mirror line sensing
04/24/14Second schottky contact metal layer to improve gan schottky diode performance
04/24/14Simplified current sense for buck led driver
04/17/14Feed forward imbalance corrector circuit
04/17/14Programming of an integrated circuit on a multi-function terminal
04/17/14Semiconductor device with shared region
04/17/14Method and programming a power converter controller with an external programming terminal having multiple functions
04/10/14Method and implementing a power converter input terminal voltage discharge circuit
04/10/14Saturation prevention in an energy transfer element of a power converter
04/03/14Detector circuit with low threshold voltage and high voltage input
03/20/14Heterostructure transistor with multiple gate dielectric layers
03/13/14Controller with punctuated switching control circuit
03/06/14Varying switching frequency and period of a power supply controller
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03/06/14Energy transfer assembly with tuned leakage inductance and common mode noise compensation
03/06/14Method and a control circuit responsive to an impedance coupled to a control circuit terminal
03/06/14Apparatus and sensing of isolated output
02/27/14Digital-to-analog converter to produce paired control signals in a power supply controller
02/20/14Dimming control for a switching power supply
02/13/14Segmented pillar layout for a high-voltage vertical transistor
02/13/14Forming a tapered oxide from a thick oxide layer
02/06/14Low-cost transformer assembly
02/06/14Method and on/off control of a power converter
01/30/14Deposit/etch for tapered oxide
01/23/14Method and apparatus to select a parameter/mode based on a measurement during an initialization period
01/16/14Method and apparatus to control a power converter having a low loop bandwidth
01/09/14Single-stage power supply with power factor correction and constant current output
01/02/14Switching device with charge distribution structure
01/02/14Static discharge system
12/26/13Flicker prevention with switched bulk capacitor
12/19/13Method and determining zero-crossing of an ac input voltage to a power supply
12/19/13Method and apparatus to reduce audio frequencies in a switching power supply
12/19/13Variable frequency timing circuit for a power supply control circuit
12/19/13Sample and hold buffer
12/12/13Layout design for a high power, gan-based fet
12/12/13Integrated transistor and anti-fuse as programming element for a high-voltage integrated circuit
12/12/13Power limiting by modulating clock
12/12/13In situ grown gate dielectric and field plate dielectric
12/05/13Optically controlled silicon carbide and related wide-bandgap transistors and thyristors
12/05/13High-voltage monolithic schottky device structure
12/05/13Integrated on-time extension for non-dissipative bleeding in a power supply
11/21/13Method and apparatus to increase efficiency in a power factor correction circuit
10/24/13Bleeder circuit for use in a power supply
09/26/13Adjacent terminal fault detection
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09/19/13Phase angle measurement of a dimming circuit for a switching power supply
09/19/13Reset voltage circuit for a forward power converter
09/12/13Checkerboarded high-voltage vertical transistor layout
09/05/13Method and increasing the power capability of a power supply
08/29/13Method and a power supply controller responsive to a feedforward signal
08/29/13Asymmetric switch forward converter
08/22/13Power converter with compensation circuit for adjusting output current provided to a constant load
08/22/13Variable time clamp for a power supply controller
08/22/13Latching comparator
08/15/13Power integrated circuit with incorporated sense fet
08/01/13Led dimming circuit for switched dimming
08/01/13Power system with shared clamp reset
08/01/13Flyback converter with forward converter reset clamp
07/25/13High-voltage vertical transistor with a varied width silicon pillar
07/18/13Feed forward imbalance corrector circuit
07/04/13Method and sensing multiple voltage values from a single terminal of a power converter controller
06/20/13Detecting output diode conduction time for cable drop compensation of a power converter
06/20/13Generating a fast reset-signal using a fault-protection latch
06/20/13Composite wafer for fabrication of semiconductor devices
06/13/13Enhancement-mode hfet circuit arrangement having high power and a high threshold voltage
06/06/13Junction barrier schottky rectifiers having epitaxially grown p+-n junctions and methods of making
06/06/13Gan high voltage hfet with passivation plus gate dielectric multilayer structure
06/06/13Method and implementing an unregulated dormant mode with output reset in a power converter
06/06/13Controller with punctuated switching control circuit
05/23/13Apparatus and sensing of isolated output
05/16/13Ultra low standby consumption in a high power power converter
05/16/13Method and apparatus to regulate an output voltage of a power converter at light/no load conditions
05/02/13Controller compensation for frequency jitter
04/25/13Active surge protection in a power supply
04/25/13Power controller with smooth transition to pulse skipping
04/04/13On time sampling prevention
04/04/13Multi-stage sampling circuit for a power converter controller
04/04/13Protection for inadvertent missing feedback voltage signal
04/04/13Pre-biased sampling filter
03/28/13Power supply controller with minimum-sum multi-cycle modulation
03/28/13Apparatus and detecting a change in output voltage of an isolated power converter
03/28/13Adaptive biasing for integrated circuits
03/28/13Controller with constant current limit
03/21/13Power supply circuit with a control terminal for different functional modes of operation
03/07/13Damper circuit for switched dimming
03/07/13Method and programming an anti-fuse element in a high-voltage integrated circuit
02/28/13Load current management circuit
02/28/13Method and input charge control of a power supply
02/28/13Method and varying current limit to limit an output power of a power supply
02/21/13Layout design for a high power, gan-based fet
02/07/13Smooth mode transition plateau for a power supply controller
01/31/13Power supply controller with an input voltage compensation circuit
01/31/13Pulse width modulator with two-way integrator
01/31/13Adjacent terminal fault detection
01/31/13Varying switching frequency and period of a power supply controller
01/31/13Method and apparatus to control a power converter having a low loop bandwidth
01/31/13Variable frequency timing circuit for a power supply control circuit
01/24/13Power converter with compensation circuit for adjusting output current provided to a constant load
01/24/13Single-stage power supply with power factor correction and constant current output
01/24/13Method and implementing slew rate control using bypass capacitor
01/24/13Integrated on-time extension for non-dissipative bleeding in a power supply
12/27/12Temperature independent reference circuit
12/20/12Method and simplifying the control of a switch
12/20/12Method and a control circuit with multiple operating modes
12/20/12Method and apparatus to select a parameter/mode based on a measurement during an initialization period
12/20/12Method and programming a power converter controller with an external programming terminal having multiple functions
12/13/12Method of fabricating a deep trench insulated gate bipolar transistor
12/13/12Electronic circuit control element with tap element
12/13/12Control arrangement for a resonant mode power converter
12/06/12Power integrated circuit device with incorporated sense fet
11/08/12Gate pullback at ends of high-voltage vertical transistor structure
11/08/12Dimming control for a switching power supply
11/08/12Method and a control circuit responsive to an impedance coupled to a control circuit terminal
11/08/12Off-line converter with digital control
11/08/12Method and pulse width modulation
11/08/12Flyback power supply with forced primary regulation
11/01/12High-voltage transistor structure with reduced gate capacitance
11/01/12Power semiconductor package with bottom surface protrusions
11/01/12Power factor correction converter control offset
10/18/12Low-cost transformer assembly
10/18/12Off line resonant converter with merged line rectification and power factor correction
10/04/12Llc controller with programmable fractional burst frequency
10/04/12Flyback converter with forward converter reset clamp
10/04/12Power supply controller with input voltage compensation for efficiency and maximum power output
09/27/12Method and high-side input winding regulation
09/27/12Method and apparatus to reduce line current harmonics from a power supply
09/27/12Method and apparatus to authenticate a power supply
09/20/12Termination and contact structures for a high voltage gan-based heterojunction transistor
09/06/12Method and apparatus switching a semiconductor switch with a multi-stage drive circuit
09/06/12Shroud for bobbin
09/06/12Transverse shroud and bobbin assembly
09/06/12Method and apparatus to reduce audio frequencies in a switching power supply
08/30/12Dc converter with independently controlled outputs
08/30/12Method and implementing an unregulated dormant mode with an event counter in a power converter
08/30/12Method and digital control of a switching regulator
08/16/12Fault condition protection
08/09/12Integrated transistor and anti-fuse programming element for a high-voltage integrated circuit
07/26/12Method and increasing the power capability of a power supply
07/26/12Asymmetric switch forward converter
07/05/12Apparatus and detecting a change in output voltage of an isolated power converter
07/05/12Method and implementing an unregulated dormant mode in a power converter
06/28/12Variable time clamp for a power supply controller
06/28/12Method and time-differential comparison of an analog signal
06/28/12Method and a power supply controller responsive to a feedforward signal







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