Skyworks Released New Si829x Gate Driver Samples
The semiconductor component has achieved automotive qualification and offers improved efficiency for electric vehicle power systems.
Updated on Oct. 14, 2026 in Semiconductors
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Skyworks Solutions has officially made its new Si829x gate driver available for customer evaluation. The device successfully completed AEC-Q100 automotive qualification, marking a transition into the pre-production phase.
Why it matters
The new driver is designed to enhance the efficiency of power management in electric vehicles. Its performance is optimized for both silicon carbide FETs and IGBTs, which are essential components in modern automotive drivetrains.
The Si829x gate driver utilizes proprietary ProVCD variable current drive to achieve up to a 44% reduction in switching losses compared to standard voltage-mode technology. The component is now available for evaluation following its completion of AEC-Q100 automotive testing.
The players
Skyworks Solutions
This American semiconductor company specializes in the design and manufacture of high-performance analog and mixed-signal integrated circuits.
The details
By replacing traditional voltage-mode gate drives with ProVCD technology, the Si829x improves thermal management and energy efficiency within vehicle power modules. Customers interested in technical specifications can access documentation under a non-disclosure agreement.
Timeline
Skyworks unveiled the Si829x gate driver in June 2026.
Samples were made available for customer evaluation on October 14, 2026.
The Tech Race
The Si829x follows the industry standard of AEC-Q100 automotive qualification, which is a necessary hurdle for any semiconductor entering the vehicle market. This move allows Skyworks to compete directly in the power management segment for high-efficiency electric vehicle drivetrains.
Automotive engineers and system designers can now begin evaluating these components for inclusion in next-generation electric vehicle platforms. Access to the hardware allows developers to test the efficiency gains of ProVCD technology in their specific power module designs.
The takeaway
The move toward variable current drive technology highlights the industrys focus on reducing power loss in electric vehicle systems. Engineers should monitor how this technology affects thermal management requirements in future vehicle designs.
Further reading
Learn more about the latest innovations in Semiconductors.
Source note: This article includes information reported by CHARGED Electric Vehicles Magazine.
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