Aptus Power Semiconductor Patent applications |
Patent application number | Title | Published |
20130234786 | Methods and Circuits for a Low Input Voltage Charge Pump - A charge pump comprises, a plurality of branches each having serially-connected T-circuit cells, wherein each of the branches has a first end for receiving an input voltage and a second end for outputting a charge pump voltage, wherein each of the T-circuit cells comprises a first transistor, a second transistor, and a capacitor, wherein the first transistor and the second transistor of each of the T-circuit cells have a common drain, and wherein the gate of the first transistor of a certain one of the T-circuit cells of a certain branch is connected to a first branch and the gate of the second transistor of the certain one of the T-circuit cells of the certain branch is connected to a second branch. | 09-12-2013 |
20120092064 | Temperature-Stable CMOS Voltage Reference Circuits - A temperature stable comparator circuit, comprised of: a branch C having a first end, a second end, a first type- | 04-19-2012 |
20110227608 | Voltage Comparators - A voltage comparator, comprises: a first branch comprising a first transistor, a first resistor (R | 09-22-2011 |
20110163796 | Load Switch System Driven by a Charge Pump - A method for operating a load switch, wherein a charge pump drives a gate of the load switch, comprises the steps of: controlling a charge pump frequency as a function of states of the load switch; generating a charge pump output as a function of the charge pump frequency; and providing the charge pump output to the gate of the load switch. | 07-07-2011 |
20110050328 | Methods and Circuits for a Low Input Voltage Charge Pump - A charge pump circuit comprises a plurality of subcircuits, where the subcircuits are connected to each other in a single or a dual array having a repeating pattern. Each of the subcircuits comprises one or more of the following: an X-channel device having an X-gate terminal, an X-source terminal and an X-drain terminal, a Y-channel device having a Y-gate terminal, a Y-source terminal and a Y-drain terminal, and a capacitor; wherein a first end of the capacitor, the X-drain terminal, and the Y-drain terminal are connected with each other to form the common drain terminal; and wherein a second end of the capacitor is the clock terminal. | 03-03-2011 |