Resonant power factor correction converter
A Jungreis, P Garrity - US Patent 8,693,213, 2014 - Google Patents
An AC-to-DC power converter configured to provide power factor correction and a single
isolated low-voltage output. The power converter includes a single-stage resonant power …
isolated low-voltage output. The power converter includes a single-stage resonant power …
Control method to reduce switching loss on MOSFET
M Telefus, W Li - US Patent 9,287,792, 2016 - Google Patents
US9287792B2 - Control method to reduce switching loss on MOSFET - Google Patents
US9287792B2 - Control method to reduce switching loss on MOSFET - Google Patents Control …
US9287792B2 - Control method to reduce switching loss on MOSFET - Google Patents Control …
Power converter using multiple phase-shifting quasi-resonant converters
A Jungreis, A Brinlee, P Garrity - US Patent 8,842,450, 2014 - Google Patents
CPC... YO2B 70/1433; H02J 1/102; H02M 7/493; is determined as a time value within a
calculated dead-time HO2M 3A33507 delay range having a dead-time delay minimum and …
calculated dead-time HO2M 3A33507 delay range having a dead-time delay minimum and …
Peak power control technique for primary side controller operation in continuous conduction mode
M Telefus - US Patent 9,621,053, 2017 - Google Patents
A power converter includes a primary side controller configured to operate the power
converter in the discontinuous conduction mode during low to mid-power requirements and …
converter in the discontinuous conduction mode during low to mid-power requirements and …
Frequency regulated hysteretic average current mode converter
EP Coleman - US Patent 8,054,056, 2011 - Google Patents
BACKGROUND Accurate control of peak and average current levels in Switch mode power
converters is critical to many power con version applications. Peak current levels must not …
converters is critical to many power con version applications. Peak current levels must not …
High power factor isolated buck-type power factor correction converter
A Jungreis - US Patent 8,102,678, 2012 - Google Patents
A regulated power factor corrected power supply apparatus is provided. The apparatus
includes an input rectifier circuit for receiving an input AC voltage and outputting a full-wave …
includes an input rectifier circuit for receiving an input AC voltage and outputting a full-wave …
Closed loop negative feedback system with low frequency modulated gain
M Telefus - US Patent 8,040,117, 2011 - Google Patents
A power supply apparatus and method of regulating is provided. A clock generator circuit is
configured for generating a clock signal at a predetermined frequency. An amplifier circuit is …
configured for generating a clock signal at a predetermined frequency. An amplifier circuit is …
Switched-capacitor split drive transformer power conversion circuit
(57) ABSTRACT A split drive transformer (SDT) and use of such a trans former in a power
converter is described. The power con verter includes a power and distributor circuit …
converter is described. The power con verter includes a power and distributor circuit …
Hysteretic-mode pulse frequency modulated (HM-PFM) resonant AC to DC converter
IH Oh, NA Sims - US Patent 9,391,524, 2016 - Google Patents
US9391524B2 - Hysteretic-mode pulse frequency modulated (HM-PFM) resonant AC to DC
converter - Google Patents US9391524B2 - Hysteretic-mode pulse frequency modulated (HM-PFM) …
converter - Google Patents US9391524B2 - Hysteretic-mode pulse frequency modulated (HM-PFM) …
Power factor correction rectifier that operates efficiently over a range of input voltage conditions
Y Jang, MM Jovanović - US Patent 8,233,298, 2012 - Google Patents
A PFC rectifier comprises a first converter having a first output capacitor and a second
converter having a second output capacitor. The first and second capacitors are coupled to …
converter having a second output capacitor. The first and second capacitors are coupled to …