Patent · US Active

Data and power isolation barrier

US11443889B2 · kind B2 · utility

0Cited by

8References

9Claims

0Family size

Assignee

TEXAS INSTRUMENTS INCORPORATED · US

Inventors

Dushmantha Bandara Rajapaksha · Allen, US
Roland Sperlich · Dallas, US
Anant Shankar Kamath · Bengaluru, IN
Vijayalakshmi Devarajan · Plano, US
Wesley Ray · Frisco, US

Key dates

Filing date	Jun 17, 2020
Grant date	Sep 13, 2022
Priority date	—
Expiry date	Aug 19, 2040

Classification

Technology area (CPC H)Electricity
CPC primaryH02M3/01
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A semiconductor package includes a transformer having a primary winding and a secondary winding. The primary winding has first and second terminals and a pair of taps. The secondary winding has first and second terminals and a pair of taps. The semiconductor package includes first and second data transfer circuits, a bridge, and a rectifier. The first data transfer circuit is coupled to the pair of taps of the primary winding. The second data transfer circuit is coupled to the pair of taps of the secondary winding. The bridge is coupled to the first and second terminals of the primary winding. The rectifier is coupled to the first and second terminals of the secondary winding.

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