The HC7703H is a high-performance Gallium Nitride (GaN) AC-DC integrated circuit from HCW-HENGCHENGWEI, designed for next-generation compact and energy-efficient offline power conversion systems. Utilizing advanced GaN semiconductor technology, it delivers superior high-speed switching performance with significantly reduced switching and conduction losses compared to traditional silicon-based solutions.
With a high voltage rating of 700V, the HC7703H is well-suited for primary-side switching applications in modern high-efficiency power supplies. Its optimized low-loss design improves thermal management by minimizing heat generation, ensuring stable and reliable operation even under continuous load conditions.
The device supports high-frequency operation, enabling the use of smaller magnetic components, higher power density, and improved overall system efficiency. This makes it an excellent choice for compact and lightweight power designs where efficiency and thermal performance are critical.
Packaged in a standard SOP-8 form factor, the HC7703H allows easy PCB integration and cost-effective manufacturing. It reduces external component requirements, simplifying circuit design while enhancing system reliability and reducing total solution size.
The HC7703H is ideal for modern low-power offline power systems that demand 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
- Supports high-frequency operation
- 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 adapter solutions
