HC2618B AC-DC 700V 20W Integrated Circuit SOP-8 | High Efficiency Power IC | HCW-HENGCHENGWEI

The HC2618B from HCW-HENGCHENGWEI is a high-efficiency AC-DC integrated circuit designed for compact, reliable, and energy-optimized offline power conversion. Featuring advanced high-voltage fast-switching technology, this IC ensures stable operation while significantly reducing switching losses and improving overall conversion efficiency. Its optimized internal architecture minimizes conduction losses, delivering excellent thermal stability and consistent performance under continuous load conditions.

With a robust 700V high-voltage capability, the HC2618B provides superior reliability and enhanced safety margins compared to lower voltage AC-DC solutions. This makes it highly suitable for universal AC input applications, particularly in environments with voltage fluctuations, surge conditions, or unstable power grids. The integrated control and switching functions reduce external component count, simplifying circuit design and improving overall system reliability.

Housed in a compact SOP-8 package, the HC2618B offers excellent PCB layout flexibility and efficient heat dissipation, making it ideal for space-constrained and high-density electronic designs. It is widely used in AC-DC adapters, LED lighting drivers, smart home systems, industrial auxiliary power supplies, and consumer electronics.

Combining high efficiency, compact integration, and strong high-voltage performance, the HC2618B is a dependable solution for modern power supply applications requiring stability, durability, and energy efficiency.

Key Features:

• 700V high-voltage AC-DC integrated power IC
• 20W-class efficient power conversion capability
• Fast switching technology for reduced losses
• Low conduction loss and high thermal stability
• Reduced external component count
• High surge and voltage tolerance
• Compact SOP-8 package for flexible PCB design
• Reliable long-term operation

Applications:

• AC-DC power adapters and chargers
• LED lighting drivers
• Smart home and IoT devices
• Industrial auxiliary power systems
• Consumer electronics power supplies
• Offline switching power conversion syste