The HC7702AA is a high-efficiency Gallium Nitride (GaN) AC-DC integrated circuit from HCW-HENGCHENGWEI, designed for compact and advanced offline power conversion systems. Built with cutting-edge GaN technology, it delivers ultra-fast switching performance with significantly lower switching and conduction losses compared to traditional silicon-based AC-DC solutions, enabling superior energy efficiency and reduced power dissipation.
With a high voltage rating of 700V, the HC7702AA is optimized for primary-side switching applications in modern low-power SMPS and adapter designs. Its low-loss architecture improves overall system efficiency while minimizing heat generation, ensuring stable thermal performance and enhanced reliability under continuous operation.
The device supports high-frequency switching operation, allowing designers to achieve smaller transformer size, higher power density, and improved energy conversion efficiency. This makes it highly suitable for compact and energy-efficient power supply solutions where space optimization and thermal management are critical.
Packaged in a standard SOP-8 form factor, the HC7702AA provides easy PCB integration and cost-effective manufacturing. Its integrated design reduces external component count, simplifying circuit layout, lowering BOM cost, and improving overall system reliability.
The HC7702AA is ideal for next-generation offline power systems requiring high efficiency, compact size, and stable performance across a wide range of operating conditions.
Key Features:
- Advanced GaN-based AC-DC integrated circuit
- High voltage rating: 700V
- Ultra-fast switching performance
- Low switching and conduction losses
- Improved thermal efficiency and stability
- Compact SOP-8 package design
- High-frequency operation support
- Reduced external component count
- High power density capability
Applications:
- Fast charging adapters
- USB and mobile chargers
- Smart power supplies
- LED driver systems
- Compact SMPS designs
- Consumer electronics power modules
- Low-power offline converters
- Energy-efficient AC-DC adapter solutions
