TOP223P

TOP223P - TOPSwitch-II Offline Switching IC

The TOP223P from Power Integrations is a high-performance offline switching IC from the TOPSwitch-II series, designed for reliable AC-DC power conversion in industrial, telecommunications, and consumer applications. This integrated switcher combines a 700V power MOSFET with advanced control circuitry to deliver up to 25W of output power with exceptional efficiency and reliability.

Key Features

• High Voltage Capability: 700V breakdown voltage for universal input applications
• Integrated Design: Internal switch eliminates need for external MOSFET
• Multiple Topologies: Supports Boost, Buck, Flyback, and Forward converter designs
• Robust Protection: Built-in current limiting and over-temperature protection
• Efficient Operation: 100kHz switching frequency with 67% duty cycle
• Isolated Output: Provides galvanic isolation for safety-critical applications
• Wide Temperature Range: -40°C to 150°C junction temperature rating
• Standard Package: Through-hole 8-DIP mounting for easy assembly

Applications

• AC-DC power supplies for industrial equipment
• Telecommunications and networking infrastructure
• Consumer electronics and appliances
• Battery chargers and adapters
• Auxiliary power supplies
• Standby power circuits

Why Choose TOP223P?

The TOP223P offers exceptional value for power supply designers seeking a proven, reliable solution with comprehensive protection features. Its integrated design reduces component count and board space while the TOPSwitch-II architecture ensures consistent performance across varying load and line conditions. Backed by Power Integrations' reputation for quality and long-term availability, the TOP223P is ideal for applications requiring extended product lifecycles and regulatory compliance.

• TOP223P.pdf