Company Filing History:
Years Active: 1996-1999
Title: The Innovative Mind of Robert G. Wrathall: A Pioneer in Electrostatic Discharge Protection
Introduction: Robert G. Wrathall, an accomplished inventor based in Scotts Valley, California, has made significant contributions to the field of electrostatic discharge (ESD) technology. With a total of four patents to his name, his work stands out in the realm of innovative solutions designed to protect electronic devices from harmful voltage spikes.
Latest Patents: One of Wrathall's latest and most significant patents involves a method of forming an electrostatic discharge protection device. This advanced ESD device utilizes a pair of depletion mode MOSFETs connected drain-to-drain within a series path between an input and output terminal. Each MOSFET's gate is connected to its source, enhancing the device's reliability. The design incorporates two diodes—one with a high breakdown voltage and another with a relatively low breakdown voltage—strategically connected to manage voltage spikes. The second diode is designed to break down during extended low-voltage spikes, commonly seen in automobile applications referred to as 'load dumps,' while the first diode is activated during short-lived high-voltage spikes associated with ESD events. This dual-protection concept is essential for safeguarding sensitive electronic components.
Career Highlights: Wrathall has dedicated his expertise to Siliconix Incorporated, where he has developed groundbreaking technologies in ESD protection. His innovative designs have paved the way for more robust electronic systems, ensuring that devices remain functional and safe in the face of electrical stresses.
Collaborations: Throughout his career, Robert G. Wrathall has collaborated with notable colleagues, including Richard Kent Williams and Peter Hille. Together, they have contributed to the advancement of semiconductor technologies, enhancing the efficacy of ESD protection devices across various applications.
Conclusion: Robert G. Wrathall's contributions to the field of electrostatic discharge protection signify the importance of innovation in safeguarding electronic devices. With numerous patents and collaborative efforts with esteemed colleagues, he continues to inspire future advancements in technology. His work exemplifies the critical relationship between invention and practical application, ensuring the longevity and reliability of electronic systems in today’s fast-paced technological landscape.