Power Integrations

TOP222GN

TOP222GN Description

The TOP222GN from Power Integrations is a high-performance offline switching IC designed for AC/DC power conversion applications. This surface-mount device integrates a 700V breakdown voltage MOSFET, enabling robust operation in demanding power supply designs. With a 15W power rating and 100kHz switching frequency, it delivers efficient power conversion for compact, energy-efficient systems. The IC supports multiple topologies, including Boost, Buck, Flyback, and Forward, making it highly versatile for diverse circuit configurations. Its isolated output ensures safety in applications requiring galvanic isolation, while RoHS compliance aligns with environmental standards.

TOP222GN Features

• Integrated 700V MOSFET: Reduces external component count and simplifies design.
• Multi-Topology Support: Compatible with Boost, Buck, Flyback, and Forward topologies.
• Fault Protection: Includes current limiting and over-temperature protection for enhanced reliability.
• High Efficiency: Operates at 100kHz with a 67% duty cycle, optimizing power delivery.
• Compact & Robust: Surface-mount (SMD) package with MSL 4 (72 hours) moisture sensitivity.
• Regulatory Compliance: REACH unaffected and RoHS compliant for global market suitability.

TOP222GN Applications

The TOP222GN excels in low-to-medium power AC/DC conversion scenarios, such as:

• Industrial Power Supplies: For control systems, sensors, and actuators.
• Consumer Electronics: Adapters, chargers, and auxiliary power modules.
• LED Drivers: Efficient power management for lighting systems.
• Isolated Auxiliary Supplies: In telecom, medical, and automotive electronics.
  Its isolated output and fault protection make it ideal for safety-critical applications requiring dependable performance.

Conclusion of TOP222GN

The TOP222GN stands out as a flexible, high-efficiency offline switcher, combining integration, reliability, and multi-topology support. Its 700V MOSFET, fault protection, and compact form factor make it a superior choice for designers seeking a balance of performance and simplicity. Whether for industrial, consumer, or LED applications, this IC delivers robust power conversion with minimal external components, reducing both cost and design complexity.