The MX77085A is a high-performance 700V GaN AC/DC integrated circuit from HCW-HENGCHENGWEI, engineered for compact, high-efficiency offline power supply designs. Utilizing advanced Gallium Nitride (GaN) technology, this IC delivers ultra-fast switching speed, low switching losses, and superior efficiency compared to conventional silicon MOSFET-based solutions. Its low 2500mΩ RDS(on) significantly reduces conduction losses, ensuring improved thermal management and extended product lifespan.
Operating at a high switching frequency of 105kHz, the MX77085A enables smaller magnetic components and compact system layouts, making it ideal for space-constrained applications. The 700V high-voltage capability provides a clear advantage over lower voltage devices, ensuring stable operation across wide AC input ranges and enhanced robustness in fluctuating power conditions.
Designed in a versatile SOP-8 package, this IC offers flexibility for PCB layout and efficient heat dissipation. It integrates essential AC/DC control and protection features, minimizing external components and simplifying overall circuit design.
With its combination of high efficiency, reliable performance, and compact packaging, the MX77085A is an excellent choice for modern power solutions requiring high power density and energy efficiency.
Key Features:
- 700V GaN-based integrated AC/DC solution
- Low 2500mΩ RDS(on) for higher efficiency
- High-speed switching at 105kHz
- Reduced switching and conduction losses
- SOP-8 package for flexible design integration
- Enhanced thermal performance and reliability
- Minimal external component requirement
Applications:
- AC/DC adapters and fast chargers (up to 20W)
- LED driver power supplies
- Consumer electronics power systems
- Smart home and IoT devices
- Industrial auxiliary power modules
- Compact offline power supplies
