The MX7707AB is a high-efficiency Gallium Nitride (GaN) AC-DC integrated circuit from HCW-HENGCHENGWEI, designed for compact and high-performance offline power conversion systems. Built on advanced GaN semiconductor technology, it provides ultra-fast switching capability with significantly reduced switching and conduction losses compared to traditional silicon-based AC-DC solutions, improving overall system efficiency and thermal performance.
With a high voltage rating of 700V, the MX7707AB is optimized for primary-side switching applications in modern low-power SMPS and adapter designs. Its low-loss architecture ensures minimal heat generation, stable operation, and enhanced long-term reliability under continuous load conditions.
The device supports high-frequency operation, enabling smaller transformer design, higher power density, and improved energy conversion efficiency. This makes it highly suitable for space-constrained power supply solutions where efficiency, compact size, and thermal management are critical requirements.
Packaged in a standard SOP-8 form factor, the MX7707AB offers 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 MX7707AB is well-suited for next-generation offline power systems requiring high efficiency, compact size, and stable performance across a wide range of operating conditions.
Key Features:
- GaN-based high-efficiency AC-DC integrated circuit
- High voltage rating: 700V
- Ultra-fast switching performance
- Low switching and conduction losses
- Improved thermal efficiency and reliability
- 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
