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TOP260LN

TOP260LN Description

The TOP260LN is an offline switch IC designed for flyback topology applications, manufactured by Power Integrations. This device is part of the AC-DC converter and offline switch category, offering a robust solution for power conversion needs. The TOP260LN features a breakdown voltage of 700V, ensuring reliable performance in high-voltage applications. It supports a maximum power output of 190 watts, making it suitable for a wide range of power supply designs. The device incorporates internal switches, which simplifies the circuit design and reduces the component count. Additionally, it provides comprehensive fault protection mechanisms, including current limiting, over-temperature, and over-voltage protection, ensuring safe and stable operation under various conditions. The switching frequency can be set at either 66kHz or 132kHz, allowing flexibility in design to optimize efficiency and performance. The TOP260LN is housed in a through-hole package, specifically a tube, which is suitable for applications requiring robust mechanical stability. Despite its obsolescence, the TOP260LN remains a viable option due to its REACH unaffected status and RoHS compliance, ensuring environmental sustainability and regulatory adherence.

TOP260LN Features

• Topology: Flyback topology, ideal for isolated power supplies.
• Mounting Type: Through-hole, providing mechanical stability and ease of integration.
• Voltage - Breakdown: 700V, ensuring reliability in high-voltage applications.
• Power (Watts): 190 W, capable of handling substantial power conversion needs.
• Internal Switches: Yes, simplifies circuit design and reduces component count.
• Fault Protection: Comprehensive protection mechanisms including current limiting, over-temperature, and over-voltage protection.
• Frequency - Switching: Dual frequency options at 66kHz and 132kHz, offering flexibility in design optimization.
• Duty Cycle: 78%, ensuring efficient power conversion.
• Package: Tube, suitable for through-hole mounting.
• Output Isolation: Isolated, ensuring safety and reliability in power supply designs.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), indicating robustness against moisture.

TOP260LN Applications

The TOP260LN is ideal for a variety of applications requiring efficient and reliable power conversion. Its high breakdown voltage and robust design make it suitable for:

• Power Supplies: Ideal for isolated power supplies in consumer electronics, industrial equipment, and medical devices.
• Adapters and Chargers: Efficient power conversion for AC-DC adapters and chargers.
• LED Lighting: Suitable for driving LED lighting systems, ensuring stable and efficient power delivery.
• Telecommunications: Reliable power supply solutions for telecom equipment.
• Consumer Electronics: Robust and efficient power conversion for a variety of consumer electronic devices.

Conclusion of TOP260LN

The TOP260LN, manufactured by Power Integrations, is a versatile offline switch IC designed for flyback topology applications. Its high breakdown voltage, robust fault protection mechanisms, and flexible switching frequency options make it an excellent choice for a wide range of power supply designs. Despite its obsolescence, the TOP260LN remains a reliable and environmentally friendly option, thanks to its REACH unaffected status and RoHS compliance. Its through-hole mounting and isolated output further enhance its suitability for applications requiring mechanical stability and safety. The TOP260LN is an ideal solution for engineers seeking a reliable and efficient power conversion component for their designs.