Innovation abounds in device charging

2026-05-11 · Source: MIT Technology Review · Field: Technology & Digital — Emerging Technologies & Innovation, Internet of Things (IoT) & Connected Devices, Artificial Intelligence & Machine Learning · Depth: Intermediate, short

Summary

Chargers have evolved significantly over the last decade, transitioning from bulky, slow, and heat-prone accessories to smaller, safer, and faster standalone devices. Key advancements include the adoption of gallium nitride (GaN) semiconductors, which offer higher voltage handling and efficiency, and the standardization of USB-C, enabling multi-port charging. Early smart chargers are also emerging, capable of dynamic power distribution and autonomous safety checks. Anker's GaNPrime 2.0 technology, for instance, combines GaN with higher-frequency controllers and a multi-level buck converter to achieve higher power output, lower heat, and more compact designs, with secondary-stage power conversion reaching over 99.5%. Future developments aim for higher frequency switching in GaN and the integration of silicon carbide (SiC) for high-voltage applications. Wireless charging is also advancing beyond magnetic coupling to magnetic resonance and infrared technologies, promising energy transfer over greater distances and without strict alignment, though efficiency and power levels remain challenges.

Key takeaway

For AI Product Managers evaluating hardware ecosystems, recognize that charging technology is shifting from a peripheral accessory to a primary, intelligent infrastructure component. Prioritize chargers that incorporate advanced semiconductors like GaN and SiC, support dynamic power allocation, and offer future-proof wireless charging capabilities. Your product strategy should account for this evolution, integrating smart charging as a seamless, adaptive service rather than a mere feature, to meet the demands of an increasingly connected device landscape.

Key insights

Modern chargers are evolving into intelligent, high-performance infrastructure components, driven by advanced semiconductors and wireless technologies.

Principles

• GaN improves power density and thermal management.
• USB-C standardization enables multi-device charging.
• Smart charging optimizes power delivery dynamically.

Method

Anker's GaNPrime 2.0 combines GaN materials with high-frequency controllers and multi-level buck converters, managed by a proprietary algorithm, to achieve compact, efficient, and high-power charging.

In practice

• Utilize GaN-based chargers for higher efficiency.
• Adopt multi-port USB-C chargers for device consolidation.
• Explore smart chargers for optimized power allocation.

Topics

• Gallium Nitride
• USB-C Standardization
• Smart Charging
• Wireless Charging Technology
• Silicon Carbide

Best for: AI Product Manager, Director of AI/ML, Software Engineer

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Editorial summary, takeaway, and curation by AIssential. Original article published by MIT Technology Review.