US 12,244,138 B2
Fully differential ESD circuit for high-frequency applications
Kshitij Yadav, San Diego, CA (US); Vijayakumar Dhanasekaran, San Diego, CA (US); Khaled Mahmoud Abdelfattah Aly, Irvine, CA (US); and Ramkumar Sivakumar, San Diego, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Nov. 28, 2022, as Appl. No. 18/070,386.
Prior Publication US 2024/0178662 A1, May 30, 2024
Int. Cl. H02H 9/04 (2006.01)
CPC H02H 9/046 (2013.01) 21 Claims
OG exemplary drawing
 
1. An electrostatic discharge (ESD) circuit, comprising:
a first integrated circuit terminal;
a second integrated circuit terminal;
a voltage node;
a first resistor having a first terminal coupled to the voltage node;
a second resistor having a first terminal coupled to the voltage node;
a first ESD diode coupled between the first integrated circuit terminal and a second terminal of the first resistor,
a second ESD diode coupled between the second integrated circuit terminal and a second terminal of the second resistor;
a first ESD clamp circuit coupled between the second terminal of the first resistor and ground; and
a second ESD clamp circuit coupled between the second terminal of the second resistor and ground.