TNY274PN

The TNY274PN is a highly integrated, low-power switcher IC from Power Integrations, designed for use in a variety of power supply applications. It is part of the TinySwitch family, which is known for its compact size and efficiency in converting AC to DC power.

Key Features:

1. Compact Package: The TNY274PN comes in a small, surface-mount package, typically a DIP-8 (Dual In-line Package), which allows for easy integration into space-constrained designs.

2. High Efficiency: This IC is designed to operate with high efficiency, often exceeding 85%, which helps in reducing energy consumption and heat generation. This is particularly beneficial in applications where thermal management is a concern.

3. Wide Input Voltage Range: The TNY274PN can handle a wide range of input voltages, typically from 85V to 265V AC, making it suitable for global applications without the need for extensive modifications.

4. Integrated Control Features: The device includes built-in features such as a frequency jittering mechanism to minimize electromagnetic interference (EMI), as well as a thermal shutdown feature to protect against overheating.

5. Output Power Capability: The TNY274PN is capable of delivering output power in the range of 0.5W to 5W, making it ideal for low-power applications such as adapters, chargers, and small appliances.

6. Simple Design: The IC is designed to simplify the power supply design process, often requiring fewer external components compared to traditional designs. This can lead to reduced manufacturing costs and shorter time-to-market.

7. Low Standby Power Consumption: The TNY274PN features a low standby power consumption mode, which is essential for meeting energy efficiency standards and regulations.

8. Robust Protection Features: It includes various protection mechanisms such as over-voltage protection (OVP), over-current protection (OCP), and under-voltage lockout (UVLO), ensuring reliable operation in various conditions.

Applications:

The TNY274PN is suitable for a wide range of applications, including:

• Wall Adapters: For charging devices and powering small electronics.
• LED Drivers: For powering LED lighting solutions.
• Consumer Electronics: Such as set-top boxes, printers, and home appliances.
• Industrial Equipment: Where low-power supplies are required.

Conclusion:

Overall, the TNY274PN from Power Integrations is a versatile and efficient solution for low-power AC-DC conversion needs. Its combination of compact size, high efficiency, and integrated protection features makes it an attractive choice for designers looking to create reliable and cost-effective power supply solutions.