Current sensing
A switching amplifier comprising: an output driving circuit () including a pair of switching transistors (M M) connected in series between a pair of supply voltage lines (VP, gnd); a switch driver...
View ArticleSwell sustaining transient voltage surge suppressor
A transient voltage surge suppressor assembly comprising: a first energy absorbing device; a second energy absorbing device in parallel with the first device; and a voltage sense circuit configured to...
View ArticleDual drive system for transformer isolated half bridge and full bridge...
The present invention relates to a power converter circuit for operating on a DC input voltage comprising a forward ferrite-core transformer having at least two primary windings and at least one...
View ArticleFloat current monitor
A battery monitor device is provided for determining float current in a battery system. The battery monitor device is comprised of: a voltage sense circuit electrically coupled to opposing sides of a...
View ArticlePower converter having a feedback circuit for constant loads
A power converter having a feedback circuit for constant loads includes an input, a switch, an input voltage sense circuit, a feedback circuit, and a controller. The input is to be coupled to receive...
View ArticleSystems and methods for charging super capacitors
Systems and methods are provided for charging a super capacitor bank. One method provides for determining a charge voltage for the super capacitor bank, providing a charging current, limiting the...
View ArticleTechniques for adjusting clock signals to compensate for noise
A first integrated circuit (IC) has an adjustable delay circuit and a first interface circuit. A first clock signal is provided to the adjustable delay circuit to produce a delayed clock signal...
View ArticleBallast and associated control circuit
The embodiments of the present invention disclose a ballast and associated control circuit wherein the control circuit comprises a multi function pin, a preheat cut-off circuit and an over-voltage...
View ArticleArc fault circuit interrupter tester
An arc fault circuit interrupter test circuit is disclosed. The test circuit incorporates a controller along with at least one power transistor, a current sense circuit and a voltage sense circuit....
View ArticlePortable spa monitoring and control circuitry
Control circuitry for controlling a spa water heater, wherein a microcontroller is configured to detect zero crossings of an A.C. line voltage from a voltage sense signal, to cause closing of a first...
View ArticleBody voltage sensing based short pulse reading circuit
As memory geometries continue to scale down, current density of magnetic tunnel junctions (MTJs) make conventional low current reading scheme problematic with regard to performance and reliability. A...
View ArticlePower converter and power conversion method
A power converter includes a switching circuit, a power conversion circuit that receives an input voltage via the switching circuit and converts the input voltage into an output voltage, an input...
View ArticlePortable spa monitoring and control circuitry
Control circuitry for controlling a spa water heater, wherein a microcontroller is configured to detect zero crossings of an A.C. line voltage from a voltage sense signal, to cause closing of a first...
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