The MX7709BG from HCW-HENGCHENGWEI is a high-performance 700V GaN synchronous rectifier (SR) IC designed to maximize efficiency in advanced AC-DC power conversion systems. Utilizing state-of-the-art Gallium Nitride (GaN) technology, this device delivers ultra-fast switching at 105KHz, significantly reducing switching losses compared to traditional rectification methods. By replacing conventional Schottky diodes, it achieves a lower forward voltage drop (low VF), minimizing power dissipation and enhancing overall system efficiency.
With a robust 700V voltage rating, the MX7709BG provides superior reliability and increased 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 improved thermal performance and long-term operational stability.
Encased in an ESOP-8 package, the MX7709BG offers excellent heat dissipation and flexible PCB layout options, making it suitable for compact and high-density designs. The integrated architecture reduces external component requirements, simplifying system design and improving overall reliability. It is widely used in high-efficiency AC-DC adapters, fast chargers, LED drivers, industrial power supplies, and consumer electronics.
Combining GaN fast-switching capability, low VF advantages, and compact integration, the MX7709BG is an ideal solution for next-generation synchronous rectification applications.
Key Features:
- 700V GaN synchronous rectifier (SR) IC
- 20W power handling capability
- Low RDS(on) 2500mΩ for reduced conduction loss
- High-frequency switching at 105KHz
- Replaces Schottky diode with low VF for higher efficiency
- Excellent thermal performance and reliability
- Integrated design minimizes external components
- ESOP-8 package for compact and efficient layouts
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
