Power Integrations

TNY274PG  

AC DC Converters, Offline Switches

TNY274PG Description

The TNY274PG is a highly integrated offline switcher IC designed for flyback topology applications. Manufactured by Power Integrations, this device is part of the Power Management (PMIC) category and is housed in an 8DIP package. The TNY274PG is known for its robust performance and efficiency, making it ideal for a wide range of power supply applications.

TNY274PG Features

• Topology: The TNY274PG employs a flyback topology, which is well-suited for applications requiring high efficiency and compact design. This topology allows for isolated output, ensuring safety and reliability in various applications.
• Mounting Type: Through-hole mounting ensures mechanical stability and ease of integration into existing designs.
• Voltage - Breakdown: With a breakdown voltage of 700V, the TNY274PG can handle high input voltages, making it suitable for universal input applications.
• Internal Switches: The inclusion of an internal switch simplifies the design process and reduces the component count, leading to a more compact and cost-effective solution.
• Power (Watts): Capable of delivering up to 11W, the TNY274PG is suitable for applications requiring moderate power levels.
• Control Features: The device features an enable (EN) control pin, allowing for precise control over the power supply operation.
• Fault Protection: Comprehensive fault protection mechanisms, including current limiting, open loop, over-temperature, over-voltage, and short-circuit protection, ensure reliable operation and protect against various failure modes.
• Frequency - Switching: The TNY274PG operates at a switching frequency of 132kHz, which balances efficiency and electromagnetic interference (EMI) considerations.
• Duty Cycle: A maximum duty cycle of 65% provides flexibility in design and ensures stable operation under varying load conditions.
• Package: The tube packaging format ensures easy handling and storage, facilitating manufacturing processes.
• Output Isolation: The isolated output design enhances safety and reliability, making it suitable for applications where galvanic isolation is required.
• Compliance: The TNY274PG is REACH unaffected and RoHS compliant, ensuring it meets environmental and regulatory standards.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (unlimited), the device is highly resistant to moisture, making it suitable for a wide range of environmental conditions.

TNY274PG Applications

The TNY274PG is ideal for a variety of applications, including:

• Consumer Electronics: Ideal for power supplies in devices such as TVs, monitors, and set-top boxes, where high efficiency and compact design are crucial.
• Industrial Applications: Suitable for industrial control systems, where reliable power supply and fault protection mechanisms are essential.
• Medical Devices: The isolated output and comprehensive fault protection make it suitable for medical equipment power supplies, ensuring patient safety and reliability.
• Telecommunications: Ideal for powering telecom equipment, where high efficiency and robust performance are required.

Conclusion of TNY274PG

The TNY274PG from Power Integrations is a versatile and reliable offline switcher IC designed for flyback topology applications. Its high breakdown voltage, internal switch, and comprehensive fault protection mechanisms make it a robust solution for various power supply needs. The device's compliance with environmental and regulatory standards, along with its moisture resistance, further enhances its suitability for a wide range of applications. Whether used in consumer electronics, industrial systems, medical devices, or telecommunications, the TNY274PG provides a reliable and efficient power management solution.

TNY274PG Documents

Download datasheets and manufacturer documentation for TNY274PG

PCN Assembly/Origin :

Mult Dev Site Add 30/Jul/2020      

Datasheets :

TNY274-280 Datasheet      

Reference Design Library :

DER-113: 5V @ 1A, 85 ~ 265 VAC in      

PCN Design/Specification :

Design Chgs 29/Jul/2016