Qualcomm Incorporated

Timothy Zoley

Matthew Levi Severson

Richard Gerard Hofmann

Vijayakumar Ashok Dibbad

Lipeng Cao

Kevin Bradley Citterelle

Fredrick Bontemps

An aspect of the disclosure relates to an apparatus including: an integrated circuit (IC) including one or more cores, and a current limit detection circuit; a voltage regulator; an inductor coupled between the voltage regulator and the one or more cores of the IC; and a current sensing circuit including inputs coupled across the inductor and an output coupled to the current limit detection circuit of the IC.

Power management circuit including on-board current sensing across inductor and on-die current limit detection circuit

An apparatus including a printed circuit board (PCB) including a sense resistor; and an integrated circuit (IC) mounted on the PCB, wherein at least a portion of the IC draws current from a power rail, wherein the sense resistor is coupled between the power rail and the IC, wherein the sense resistor is configured to produce a sense voltage in response to the current drawn by the at least portion of the IC, and wherein the IC includes a current sensor configured to generate a signal indicative of the current drawn by the at least portion of the IC based on the sense voltage.

Power management circuit including on-board current-sense resistor and on-die current sensor

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Raleigh, NC, United States of America

Timothy Zoley