Patent
DC Switching voltage regulator with extended input voltage capability
TLDR
In this paper, a direct current high voltage switching voltage regulator for generating a controlled low voltage, low current output referenced to the positive side of a variable voltage input voltage is provided.Abstract:
A direct current high voltage switching voltage regulator for generating a controlled low voltage, low current output referenced to the positive side of a variable voltage input voltage is provided while maintaining operation over an extended voltage input range with low power loss and heat dissipation and consequent high efficiency.read more
Citations
More filters
Patent
Self-oscillating switch mode DC to DC conversion with current switching threshold hystersis
TL;DR: In this paper, a simple self-oscillating DC-to-DC converter current source, using a small number of simple components, with hysteresis around the current switching thresholds, is presented.
Patent
A.C. power supply having combined regulator and pulsing circuits
TL;DR: In this paper, the first current regulator produces a first phase of the alternating output current and regulates the current of the second phase, while the second current regulator generates a second phase of alternating output currents and controls the operation of the first and second current regulators.
Patent
Constant illumination flashlight
TL;DR: In this article, a power supply circuit for generating a power pulse train for an incandescent bulb in a flashlight which results in a relatively constant illumination output from the flashlight despite the decline in output voltage from a battery power supply therefor during discharge.
Patent
Active overvoltage protection apparatus for a bidirectional power switch in common collector mode
TL;DR: In this article, an active overvoltage protection apparatus for a bidirectional power switch which has two back-to-back in series connected semiconductor switches in the common collector mode topology is presented.
Patent
Direct current power supply circuit having automatic linear and switching modes
TL;DR: In this paper, a linear voltage regulator is used to maintain a 5-volt differential between the output and ground pins to provide a stable 8-volt output at a reference junction connected to the ground pin.
References
More filters
Patent
Direct current voltage regulating circuitry
TL;DR: In this article, an error amplifier consisting of a field effect transistor (FET) having a triode characteristic, a constant current circuit as a load in the drain circuit and a variable resistor in the source circuit to provide a variable reference voltage is presented.
Patent
Stabilized voltage-step-down circuit arrangement
TL;DR: In this article, a rectified supply voltage from an AC utility outlet is chopped under the control of a recurrent pulse in the load circuit, specifically the flyback pulse of the horizontal sweep circuit of a television receiver, with the aid of a normally blocked chopping transistor connected to be unblocked by an intermittent biasing current from a secondary winding of a transformer whose primary winding acts as an inductance of a smoothing network.
Patent
Dc to dc converter
TL;DR: In this article, a circuit for establishing a regulated negative voltage at an output which comprises first and second power supply conductors to which are supplied a positive DC operating potential and ground potential respectively, is disclosed.
Patent
D.c. static switch including means to suppress transient spikes between a drive source and the switch element
TL;DR: In this paper, a low voltage drop, D.C. static switch with improved controllability for current limiting is provided wherein the transient spikes from a drive source such as a free running, core-timed oscillator are suppressed by one or more static amplifier stages before the drive signal is supplied to the power switch element.
Patent
Switching regulator with rapid switching drive
TL;DR: In this paper, a switching type regulator reduces switching transition times by increasing the magnitude of the switching control signal at the exact interval of the occurrence of a switching transition, which is in turn responsive to the output voltage.