Power Integrations

TOP104YAI  

AC DC Converters, Offline Switches

TOP104YAI Description

The TOP104YAI is a highly integrated offline switcher IC from Power Integrations, designed for power management applications. It belongs to the renowned TOPSwitch® series and is housed in a Through Hole package, specifically the TO220-3 format. This IC is capable of delivering up to 110 watts of power, making it suitable for a wide range of applications requiring efficient power conversion.

TOP104YAI Features

• Topology Versatility: The TOP104YAI supports multiple topologies including Boost, Buck, Flyback, and Forward, providing flexibility in circuit design.
• High Breakdown Voltage: With a breakdown voltage of 350V, it ensures robustness in high-voltage applications.
• Internal Switch: The inclusion of an internal switch simplifies the design process and reduces the number of external components required.
• Fault Protection: Features current limiting and over-temperature protection, enhancing the reliability and safety of the power supply.
• Switching Frequency: Operates at a switching frequency of 100kHz, enabling the use of smaller, more efficient magnetics.
• Output Isolation: The isolated output ensures safety and reliability in applications where galvanic isolation is necessary.
• Duty Cycle: A duty cycle of 67% allows for efficient power transfer and reduced heat generation.
• Compliance: The TOP104YAI is REACH unaffected, ensuring compliance with environmental regulations.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates that the component is not moisture-sensitive, simplifying storage and handling requirements.

TOP104YAI Applications

The TOP104YAI is ideal for a variety of applications due to its high power capability and versatile topology support. It is particularly well-suited for:

• Power Supplies: Ideal for designing efficient power supplies for consumer electronics, industrial equipment, and telecommunications.
• Adapters and Chargers: Can be used in high-power adapters and chargers for laptops, tablets, and other portable devices.
• LED Lighting: Suitable for driving high-power LED arrays, providing efficient and reliable power conversion.
• Medical Equipment: Its isolated output and fault protection features make it suitable for medical devices where safety and reliability are paramount.
• Industrial Controls: Can be used in various industrial control applications requiring robust and efficient power management.

Conclusion of TOP104YAI

The TOP104YAI from Power Integrations is a versatile and powerful offline switcher IC designed for a wide range of power management applications. Its high power capability, multiple topology support, and robust fault protection features make it an excellent choice for designers looking to create efficient and reliable power supply solutions. Despite being marked as obsolete, the TOP104YAI remains a reliable option for applications requiring high power and efficient power conversion.

TOP104YAI Documents

Download datasheets and manufacturer documentation for TOP104YAI

Datasheets :

TOP100 - 104      

HTML Datasheet :

TOP100 - 104