The MX77085A from HCW-HENGCHENGWEI is a high-efficiency 700V GaN synchronous rectifier (SR) IC designed for next-generation AC-DC power conversion systems. Leveraging advanced Gallium Nitride (GaN) technology, this device delivers ultra-fast switching performance at 105KHz, significantly reducing switching losses compared to traditional diode-based rectification. By replacing conventional Schottky diodes, it achieves a lower forward voltage drop (low VF), minimizing power dissipation and improving overall system efficiency.
With a robust 700V voltage rating, the MX77085A offers enhanced reliability and superior safety margins compared to lower voltage SR devices, making it ideal for wide input AC applications and unstable power environments. Its low RDS(on) of 2500mΩ reduces conduction losses, ensuring better thermal management and extended operational life.
Housed in a compact SOP-8 package, the MX77085A provides flexible PCB layout and efficient heat dissipation, making it suitable for high-density and space-constrained designs. It is widely used in high-efficiency AC-DC adapters, fast chargers, LED drivers, industrial power supplies, and consumer electronics. Combining GaN fast switching, low VF advantages, and compact integration, the MX77085A is an excellent choice for modern synchronous rectification applications.
Key Features:
- 700V GaN synchronous rectifier (SR) IC
- 20W power handling capability
- Low RDS(on) 2500mΩ for improved efficiency
- High-frequency switching at 105KHz
- Replaces Schottky diode with low VF for reduced losses
- Excellent thermal performance and reliability
- High voltage tolerance for demanding applications
- SOP-8 package for compact and flexible designs
Applications:
- High-efficiency AC-DC adapters and chargers
- Fast charging power supplies
- LED drivers and lighting systems
- Industrial power conversion systems
- Smart home and IoT power modules
- Consumer electronics power solutions
