Power density meets flexibility: Infineon’s CoolGaN IPS family targets compact adapters

Infineon’s CoolGaN IPS integrated power-stage family brings gallium nitride efficiency and higher power density to USB-C chargers and industrial adapters, combining 600 V GaN switches with gate drivers and protection features in a compact package.

Edited by ad hoc news Flagship & Bestseller Desk. Reviewed before publication on 06/15/2026 at 1:56 PM ET. Details in the imprint.

Infineon Technologies is sharpening its focus on compact, efficient power supplies with its CoolGaN IPS integrated power-stage family, a series of 600 V gallium nitride solutions designed for ultra-dense USB-C chargers, adapters and industrial power supplies. Each device combines a high-voltage GaN switch with a dedicated gate driver and protection circuits in a single package, aiming to simplify layout while pushing power density well beyond what silicon-based designs typically achieve.

What Infineon’s CoolGaN IPS family is built to do

At the core of the CoolGaN IPS concept is integration: Infineon embeds a 600 V enhancement-mode GaN HEMT and a matching driver stage into one device, trimming parasitic inductances and allowing switching frequencies into the hundreds of kilohertz while maintaining high efficiency. According to Infineon’s official product documentation, members of the IPS family support topologies such as half-bridge configurations that are common in modern flyback, totem-pole PFC and LLC converter designs for fast-charging adapters and all-in-one USB-C power bricks. Infineon’s CoolGaN IPS family overview

Because the GaN devices switch faster and with lower losses than comparable superjunction MOSFETs, designers can shrink magnetics and capacitors, enabling smaller, lighter adapters for notebooks, smartphones and gaming devices. Industry coverage of Infineon’s GaN roadmap notes that the company positions CoolGaN IPS as a way to scale from roughly 45 W travel chargers up to higher-wattage multiport USB-C PD units and industrial auxiliary power, using the same basic building blocks.

Protection is another differentiator: the IPS devices integrate functions such as undervoltage lockout, overtemperature protection and overcurrent detection, reducing the number of external components required to meet safety margins in offline designs. For OEMs, this combination of integration and protection is intended to shorten design cycles and improve repeatability, especially when rolling out families of chargers with different power levels but shared PCB platforms.

For Infineon, CoolGaN IPS sits alongside discrete CoolGaN switches and silicon-based CoolMOS parts, giving the company a layered portfolio that spans entry-level wall plugs to premium, ultra-compact fast chargers. Trade-press reports on Infineon’s broader GaN strategy highlight that management sees wide-bandgap devices as a growth driver across consumer, data center and renewable applications, with integrated power stages like CoolGaN IPS forming the bridge from cutting-edge device physics to mass-market power electronics.

Analysts describe Infineon as one of the key European players in power semiconductors, using products like CoolGaN IPS to defend share in consumer adapters while expanding into higher-margin industrial and infrastructure solutions. Shares of Infineon Technologies AG (DE0006231004) closed on Xetra at €38.40 on 06/14/2026, underscoring how closely investors tie the group’s valuation to demand for efficient power-conversion products and wide-bandgap technologies. MarketWatch quote for Infineon on Xetra

Infineon CoolGaN IPS in brief: the hard facts

• Product: CoolGaN IPS integrated power-stage family (600 V)
• Manufacturer: Infineon Technologies AG
• Category: Flagship/Bestseller power semiconductor
• Launch date: Initial CoolGaN IPS devices introduced 2022-2023 range
• MSRP / Price: Volume pricing varies by device and order size; typically quoted on request to distributors
• Availability: Available via Infineon’s sales channels and major distributors worldwide, focused on OEM and industrial customers
• Target audience: Power electronics designers building compact USB-C chargers, adapters and industrial auxiliary power stages
• Key differentiator / USP: Integrated 600 V GaN switch and driver with built-in protection for high-density offline power supplies

This article was a.i.-assisted and editorially reviewed. Product information without warranty; prices and availability may change at short notice. Not investment advice and not a buy or sell recommendation. Trading involves risk up to and including the total loss of invested capital.