Power Integrations

TOP246Y

TOP246Y Description

The TOP246Y is an offline switcher IC designed for flyback topology applications, offering a robust and efficient solution for power management. Manufactured by Power Integrations, this device is housed in a TO220-7C package, making it suitable for through-hole mounting. Despite its obsolescence, the TOP246Y remains a reliable choice for applications requiring up to 125 watts of power. With a breakdown voltage of 700V, it ensures high reliability and safety in various power supply designs.

TOP246Y Features

• Topology: Flyback topology ensures efficient power conversion with minimal components.
• Mounting Type: Through-hole mounting provides mechanical stability and ease of integration into existing designs.
• Voltage - Breakdown: 700V breakdown voltage offers high reliability and safety in high-voltage applications.
• Internal Switch(s): Integrated internal switch simplifies design and reduces component count.
• Power (Watts): Capable of delivering up to 125 watts, making it suitable for a wide range of power supply needs.
• Control Features: Frequency control ensures stable operation and reduces electromagnetic interference (EMI).
• Fault Protection: Comprehensive fault protection, including current limiting, over-temperature, and over-voltage protection, enhances reliability and longevity.
• Frequency - Switching: Wide switching frequency range of 66kHz to 132kHz allows for optimized performance and efficiency.
• REACH Status: REACH unaffected, ensuring compliance with environmental regulations.
• Duty Cycle: 66.5% duty cycle provides efficient power conversion and reduced heat generation.
• HTSUS: Classified under HTSUS code 8542.39.0001, facilitating accurate customs classification.
• Package: Bulk packaging ensures cost-effective and efficient distribution.
• Output Isolation: Isolated output ensures safety and reliability in various applications.
• Moisture Sensitivity Level (MSL): MSL 1 (unlimited) indicates high resistance to moisture, making it suitable for a wide range of environmental conditions.

TOP246Y Applications

The TOP246Y is ideal for a variety of power supply applications, including:

• Consumer Electronics: Power supplies for televisions, monitors, and other consumer devices.
• Industrial Equipment: Power supplies for industrial control systems and machinery.
• Medical Devices: Power supplies for medical equipment requiring isolated outputs and high reliability.
• Telecommunications: Power supplies for base stations and other telecommunication infrastructure.

Conclusion of TOP246Y

The TOP246Y is a versatile and reliable offline switcher IC designed for flyback topology applications. Its high breakdown voltage, integrated switch, and comprehensive fault protection make it an excellent choice for power supplies requiring up to 125 watts. Despite its obsolescence, the TOP246Y remains a robust solution for various applications, offering stable performance and compliance with environmental regulations. Its wide switching frequency range and isolated output further enhance its suitability for diverse power supply needs.