Power Integrations

TOP222G

TOP222G Description

The TOP222G is an offline switch IC designed for AC-DC conversion applications, featuring a robust set of specifications tailored for high efficiency and reliability. Manufactured by Power Integrations, this device is classified under the ECCN code EAR99 and is suitable for various topologies including Boost, Buck, Flyback, and Forward configurations. With a breakdown voltage of 700V and a maximum power output of 15 watts, the TOP222G is ideal for applications requiring high voltage and power handling capabilities. The device is housed in a surface mount package, specifically a tube, and offers internal switches for enhanced performance. It operates at a switching frequency of 100kHz, ensuring efficient power conversion. The TOP222G also includes comprehensive fault protection mechanisms such as current limiting and over-temperature protection, safeguarding against potential operational hazards. Despite being marked as obsolete, the TOP222G remains a viable option for legacy systems and specific applications where its unique features are advantageous. It adheres to REACH regulations, ensuring compliance with environmental standards.

TOP222G Features

• High Voltage and Power Handling: With a breakdown voltage of 700V and a power output of 15 watts, the TOP222G is well-suited for applications requiring high voltage and power handling capabilities.
• Versatile Topologies: Supports multiple topologies including Boost, Buck, Flyback, and Forward, providing flexibility for various circuit designs.
• Internal Switches: Equipped with internal switches, the TOP222G enhances performance and reduces the need for external components.
• Efficient Power Conversion: Operates at a switching frequency of 100kHz, ensuring efficient power conversion and minimal energy loss.
• Comprehensive Fault Protection: Features current limiting and over-temperature protection to safeguard against operational hazards and ensure reliability.
• Surface Mount Packaging: The surface mount package (tube) facilitates easy integration into compact and high-density designs.
• Output Isolation: Provides isolated output, ensuring safety and reliability in various applications.
• Moisture Sensitivity Level: Rated at MSL 4 (72 hours), the TOP222G is suitable for environments with moderate moisture levels.

TOP222G Applications

The TOP222G is ideal for a range of applications, particularly those requiring high voltage and power handling capabilities. Its versatility in supporting multiple topologies makes it suitable for:

• Power Supplies: Ideal for designing power supplies that require high efficiency and reliability.
• Adapters and Chargers: Suitable for applications where compact size and high power output are essential.
• Consumer Electronics: Can be used in various consumer electronics requiring robust power management solutions.
• Industrial Equipment: Applicable in industrial settings where high voltage and power handling are critical.

Conclusion of TOP222G

The TOP222G, despite being marked as obsolete, remains a valuable component for specific applications requiring high voltage and power handling capabilities. Its robust set of features, including internal switches, comprehensive fault protection, and versatile topology support, make it a reliable choice for AC-DC conversion applications. While newer models may offer advanced features, the TOP222G continues to serve as a dependable solution for legacy systems and specialized use cases.