HC7703C 700V GaN ACDC IC SOP-8 | High-Efficiency Offline Power IC | HCW-HENGCHENGWEI

The HC7703C is a high-performance Gallium Nitride (GaN) AC-DC integrated circuit developed by HCW-HENGCHENGWEI, designed for efficient and compact offline power conversion systems. Built on advanced GaN technology, it offers ultra-fast switching capability with significantly reduced switching and conduction losses, resulting in higher overall energy efficiency compared to traditional silicon-based AC-DC solutions.

Featuring a high voltage tolerance of 700V, the HC7703C is suitable for modern high-voltage primary-side power applications. Its low-loss architecture improves thermal behavior by minimizing heat generation during operation, ensuring stable performance and enhanced long-term reliability in demanding environments.

The device operates with optimized high-frequency switching, enabling smaller transformer design and higher power density. This makes it ideal for compact, energy-efficient power supply designs where space and thermal management are critical considerations.

Packaged in a standard SOP-8 form factor, the HC7703C provides easy PCB integration and cost-effective manufacturing. It reduces the need for external components, simplifying circuit design and improving system efficiency.

The HC7703C is well-suited for next-generation low-power offline power systems requiring high efficiency, compact size, and robust performance across varying load conditions.

Key Features:

• Advanced GaN AC-DC power integration
• High voltage rating: 700V
• Ultra-fast switching performance
• Low conduction and switching losses
• Improved thermal efficiency and stability
• Compact SOP-8 package
• Reduced external component count
• High-frequency operation support
• High power density design capability

Applications:

• Fast charging adapters
• USB-C and mobile chargers
• Smart power supplies
• LED driver circuits
• Compact SMPS designs
• Consumer electronics power modules
• Low-power offline converters
• Energy-efficient adapter solutions