Inventor
LUND LEIF
US49 patents
⚠️ This page may combine multiple inventors who share the name “LUND LEIF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POWER INTEGRATIONS INC
36 patentsUS6249876B1Jun 19, 2001
Frequency jittering control for varying the switching frequency of a power supply
POWER INTEGRATIONS INC197 citations99
US6229366B1May 8, 2001
Off-line converter with integrated softstart and frequency jitter
POWER INTEGRATIONS INC142 citations99
US6147883ANov 14, 2000
Output feedback and under-voltage detection
POWER INTEGRATIONS INC108 citations99
US7995359B2Aug 9, 2011
Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter
POWER INTEGRATIONS INC37 citations96
US7099128B2Aug 29, 2006
Fault condition protection
POWER INTEGRATIONS INC33 citations96
US6580622B2Jun 17, 2003
Output feedback and under-voltage detection system
POWER INTEGRATIONS INC33 citations96
US6456475B1Sep 24, 2002
Off-line converter with digital control
POWER INTEGRATIONS INC24 citations96
US6438003B1Aug 20, 2002
Output feedback and under-voltage detection system that senses an input current representing a voltage input
POWER INTEGRATIONS INC44 citations96
US6337788B1Jan 8, 2002
Fault condition protection
POWER INTEGRATIONS INC47 citations96
US6107851AAug 22, 2000
Offline converter with integrated softstart and frequency jitter
POWER INTEGRATIONS INC94 citations96
US9450478B1Sep 20, 2016
Load responsive jitter
POWER INTEGRATIONS INC25 citations94
US7893754B1Feb 22, 2011
Temperature independent reference circuit
POWER INTEGRATIONS INC29 citations93
US9979296B2May 22, 2018
Load responsive jitter
POWER INTEGRATIONS INC15 citations92
US7446988B2Nov 4, 2008
Fault condition protection
POWER INTEGRATIONS INC12 citations92
US6687101B2Feb 3, 2004
Fault condition protection
POWER INTEGRATIONS INC20 citations92
US6744645B2Jun 1, 2004
Output feedback and under-voltage detection system
POWER INTEGRATIONS INC26 citations91
US6362981B1Mar 26, 2002
Output feedback and under-voltage detection system
POWER INTEGRATIONS INC24 citations91
US10284100B2May 7, 2019
Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter
POWER INTEGRATIONS INC3 citations84
US9455621B2Sep 27, 2016
Controller IC with zero-crossing detector and capacitor discharge switching element
POWER INTEGRATIONS INC8 citations84
US9331587B2May 3, 2016
Power converter controller with multiple power sources
POWER INTEGRATIONS INC12 citations84
US8913407B2Dec 16, 2014
Method and apparatus to regulate an output voltage of a power converter at light/no load conditions
POWER INTEGRATIONS INC6 citations84
US10079544B2Sep 18, 2018
Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter
POWER INTEGRATIONS INC2 citations73
US9543821B2Jan 10, 2017
MOSFET driver with pulse timing pattern fault detection and adaptive safe operating area mode of operation
POWER INTEGRATIONS INC2 citations73
US9276479B2Mar 1, 2016
Receive circuit for use in a power converter
POWER INTEGRATIONS INC3 citations73
US10135343B2Nov 20, 2018
Load responsive jitter
POWER INTEGRATIONS INC1 citations63
US9490706B2Nov 8, 2016
Power supply controller with input voltage compensation for efficiency and maximum power output
POWER INTEGRATIONS INC2 citations63
US9484822B2Nov 1, 2016
Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter
POWER INTEGRATIONS INC2 citations63
US8729882B2May 20, 2014
Method and apparatus for implementing slew rate control using bypass capacitor
POWER INTEGRATIONS INC2 citations63
US7663852B2Feb 16, 2010
Output feedback and under-voltage detection system
POWER INTEGRATIONS INC2 citations63
US10243471B2Mar 26, 2019
Power converter controller with multiple power sources
POWER INTEGRATIONS INC0 citations52
US9985542B2May 29, 2018
Controller IC with zero-crossing detector and capacitor discharge switching element
POWER INTEGRATIONS INC1 citations52
US9774268B2Sep 26, 2017
Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter
POWER INTEGRATIONS INC0 citations52
US9166575B2Oct 20, 2015
Low threshold voltage comparator
POWER INTEGRATIONS INC1 citations52
US8970290B2Mar 3, 2015
Method and apparatus for implementing slew rate control using bypass capacitor
POWER INTEGRATIONS INC0 citations52
US8737091B2May 27, 2014
Variable time clamp for a power supply controller
POWER INTEGRATIONS INC1 citations52
US8374006B2Feb 12, 2013
Method and apparatus to regulate an output voltage of a power converter at light/no load conditions
POWER INTEGRATIONS INC0 citations52
KUNG DAVID
5 patentsUS8278994B2Oct 2, 2012
Temperature independent reference circuit
KUNG DAVID14 citations92
US8063622B2Nov 22, 2011
Method and apparatus for implementing slew rate control using bypass capacitor
KUNG DAVID12 citations92
US8125265B2Feb 28, 2012
Temperature independent reference circuit
KUNG DAVID7 citations84
US8299772B2Oct 30, 2012
Method and apparatus for implementing slew rate control using bypass capacitor
KUNG DAVID5 citations74
US8441309B2May 14, 2013
Temperature independent reference circuit
KUNG DAVID0 citations52
BALAKRISHNAN BALU
3 patentsUS8222882B2Jul 17, 2012
Power supply controller with input voltage compensation for efficiency and maximum power output
BALAKRISHNAN BALU21 citations93
US8669751B2Mar 11, 2014
Power supply controller with input voltage compensation for efficiency and maximum power output
BALAKRISHNAN BALU8 citations84
US8542468B2Sep 24, 2013
Fault condition protection
BALAKRISHNAN BALU0 citations52
DJENGUERIAN ALEX B
2 patentsUS8194421B2Jun 5, 2012
Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter
DJENGUERIAN ALEX B14 citations93
US8908395B2Dec 9, 2014
Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter
DJENGUERIAN ALEX B0 citations52