Patent · US Active

Integrated current sensor with magnetic flux concentrators

US11422167B2 · kind B2 · utility

1Cited by

1References

32Claims

0Family size

Assignee

TEXAS INSTRUMENTS INCORPORATED · US

Inventors

Dok Won Lee · Mountain View, US
Jo Bito · Dallas, US
Keith Ryan Green · Prosper, US

Key dates

Filing date	Jul 17, 2020
Grant date	Aug 23, 2022
Priority date	—
Expiry date	Aug 20, 2040

Classification

Technology area (CPC H)Electricity
CPC primaryH10B61/00
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A packaged current sensor includes a lead frame, an integrated circuit, an isolation spacer, a first magnetic concentrator, and a second magnetic concentrator. The lead frame includes a conductor. The isolation spacer is between the lead frame and the integrated circuit. The first magnetic concentrator is aligned with the conductor. The second magnetic concentrator is aligned with the conductor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.