TOP226YN

The TOP226YN is a high-voltage, integrated power switch designed for offline power supply applications. It is part of the TOPSwitch family by Power Integrations, which combines a high-voltage power MOSFET with a control circuit in a single package. The TOP226YN is typically used in AC-DC converters for applications like adapters, chargers, and power supplies, delivering up to 75W of output power.
Key features include a wide input voltage range, integrated line voltage sensing, and overcurrent protection, which enhance reliability and efficiency. The device supports various topologies, including flyback and self-oscillating designs. It offers reduced component count, minimizing space and cost in designs.
The TOP226YN operates efficiently with minimal external components, making it user-friendly for designers. Its thermal and electrical characteristics, such as low switching losses and built-in soft-start, contribute to improved performance and safety. Overall, the TOP226YN is ideal for applications requiring compact and efficient power conversion.

The TOP226YN is a high-performance power switch designed for offline power supply applications. Key features include:
1. Integrated High-Voltage Power MOSFET: Offers improved efficiency and reduced component count.
2. Wide Input Voltage Range: Supports input voltages from 85V to 265V AC, making it suitable for global applications.
3. Constant Current Regulation: Provides reliable output current control for LED drivers and other applications.
4. Overload and Short-Circuit Protection: Features built-in protections to enhance reliability and safety.
5. Automatic Restart Function: Restarts automatically after a fault condition, improving system resilience.
6. Low Standby Power Consumption: Designed for energy efficiency, helping to meet energy regulations.
7. Thermal Shutdown: Protects against overheating, ensuring safe operation.
8. Easy to Use: Designed for simple application circuit implementation, offering a cost-effective solution for power supply design.
These features make the TOP226YN ideal for applications such as adapters, LED drivers, and auxiliary power supplies.

The TOP226YN is packaged in a DIP-8 (Dual In-line Package) format. This package type features eight pins and is designed for through-hole mounting on printed circuit boards, making it suitable for various applications in power management and switching power supplies.

The TOP226YN is a power switch integrated circuit commonly used in low-power switching applications, particularly in offline power supplies. It features a total of 8 pins. The pin configuration and their functions are as follows:
1. DRAIN: Connects to the drain of the internal MOSFET; used for output power.
2. SOURCE: Connects to the source of the internal MOSFET; ground reference.
3. VCC: Supply pin; provides power to the internal circuitry.
4. GND: Ground pin; common reference for the circuit.
5. CS: Current sense; used for feedback to monitor output current.
6. VFB: Feedback voltage; regulates output voltage by providing feedback to the control loop.
7. RAMP: Timing capacitor connection; used for setting the frequency of operation.
8. SENSE: Voltage sense for over-voltage protection.
Overall, the TOP226YN is designed for applications requiring energy-efficient power conversion, including adapters and power supplies.

The TOP226YN is manufactured by Power Integrations, Inc. Power Integrations is a technology company that specializes in high-performance, energy-efficient analog and mixed-signal integrated circuits. Their products are primarily used in power supply applications, including switch-mode power supplies for consumer electronics, industrial devices, and lighting systems. The company is known for its innovative solutions that reduce power consumption and enhance performance, making it a leader in the power management semiconductor industry. Founded in 1988 and headquartered in San Jose, California, Power Integrations serves a global market, focusing on sustainable energy solutions and efficiency in electronic designs.

The TOP226YN is a flyback switch-mode power supply controller primarily used in low- to medium-power applications. Its application areas include power adapters, desktop power supplies, LED drivers, and consumer electronics. It is suitable for isolated power supplies in telecommunications, industrial automation, and medical equipment, providing efficient voltage regulation and protection features.

Equivalent products to the TOP226YN chip include the TOP224YN, TOP225YN, TOP227YN, and TOP228YN. Other compatible alternatives may include similar devices from manufacturers like ON Semiconductor, Power Integrations, and Fairchild Semiconductor, depending on specific application requirements such as voltage, current ratings, and switching characteristics. Always consult the datasheets for precise specifications.