Patent ID: 6625045
Filing Date: 2003-09-23
Classification: H02J

Abstract:
A star section for use with a power module for a power system adapted to employ a star link topography, the power module having an internal clock connection, the star section having an internal clock output and a star link input, the star section comprising:a latch having a set input, a reset input, an output, and an inverted output, wherein the inverted output is connected to an internal clock node coupled to the internal clock output; a first comparator having a first input, a second input, and an output, wherein the first input is connected to a predetermined low threshold voltage and the output is connected to the reset input of the latch; a second comparator having a first input, a second input, and an output, wherein the second input is connected to a predetermined high threshold voltage and the output is connected to the set input of the latch; a capacitor node for connection to one lead of a capacitor where the other lead of the capacitor is connected to a first reference voltage, wherein the second input of the first comparator and the first input of the second comparator are connected to the capacitor node; a first resistor connected between a second reference voltage and a star link node coupled to the star link input; a transistor having a collector connected to the star link node, a base connected to the output of the latch, and an emitter connected to the first reference voltage; a second resistor having a first lead connected to the star link node and a second lead connected to the capacitor node; a third resistor connected between the internal clock node and the capacitor node; a fourth resistor having a first lead and a second lead, wherein the first lead is connected to the capacitor node; and a first diode having an input connected to the second lead of the fourth resistor and an output connected to the internal clock node.