What is TNY277PN Chip?

 The TNY277PN is a compact offline switcher IC from Power Integrations, part of the TinySwitch family, designed for low-power AC-DC power supply applications. It is particularly suitable for applications such as chargers, adapters, and LED drivers due to its high efficiency and simplicity.   

Key Features:

  1. Integrated Power MOSFET: The TNY277PN features a high-voltage power MOSFET integrated into the chip, which simplifies the design by reducing the need for external components.

  2. Low Power Consumption: It is designed for low standby power consumption, typically below 100 mW at 230V AC, helping to meet energy efficiency standards like Energy Star.

  3. Wide Input Voltage Range: The IC operates across a wide input voltage range of 85V to 265V AC, making it versatile for global applications.

  4. High Efficiency: The TNY277PN achieves high efficiency, often exceeding 70%, which is crucial for applications where thermal management is a concern.

  5. Built-in Protection Features: It includes several protection mechanisms, such as over-voltage protection (OVP), over-temperature protection (OTP), and short-circuit protection, ensuring reliable operation and safety.

Applications:

  • Power Adapters: Commonly used in compact wall adapters and chargers for electronic devices.
  • LED Lighting: Suitable for driving LED applications that require stable and efficient power conversion.
  • Consumer Electronics: Ideal for powering a variety of consumer devices, from small appliances to entertainment systems.
  • Battery Chargers: Used in designs for charging batteries in portable electronics due to its low power consumption.

Technical Specifications:

  • Input Voltage: 85V to 265V AC
  • Output Power: Up to 5W in typical applications
  • Switching Frequency: Approximately 66 kHz
  • Operating Temperature Range: -40°C to +150°C

The TNY277PN is well-regarded for its efficiency, compactness, and integrated safety features, making it a preferred choice for engineers and designers looking to create low-power AC-DC converters in various applications. Its integration of key functionalities helps streamline design processes and reduce overall system costs.   https://www.mobikechip.com/static-manufacturers.html 

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