Power Integrations

TNY278PG

TNY278PG Description

The TNY278PG is a high-performance offline switch IC designed for flyback topology applications, manufactured by Power Integrations. This device is optimized for AC-DC conversion and offers a robust solution for power supplies requiring up to 28 watts. The TNY278PG features an integrated 700V MOSFET, ensuring reliable operation in high-voltage environments. With a switching frequency of 132kHz, it provides efficient power conversion while maintaining a compact design. The device is housed in a through-hole package, making it suitable for a wide range of applications where board space is a consideration. The TNY278PG is RoHS compliant and REACH unaffected, ensuring it meets the highest environmental and safety standards.

TNY278PG Features

• Topology: Flyback, ideal for isolated power supplies.
• Mounting Type: Through Hole, providing secure and reliable mechanical attachment.
• Voltage - Breakdown: 700V, ensuring robustness in high-voltage applications.
• Power (Watts): 28 W, suitable for a variety of low to mid-power applications.
• Internal Switch(s): Yes, featuring an integrated 700V MOSFET for efficient power conversion.
• Control Features: EN (Enable), allowing for precise control and flexibility in system design.
• Fault Protection: Comprehensive protection mechanisms including Current Limiting, Open Loop, Over Temperature, Over Voltage, and Short Circuit, ensuring reliable operation and longevity.
• Frequency - Switching: 132kHz, enabling high-frequency operation for compact and efficient designs.
• Duty Cycle: 65%, optimized for efficient power transfer and minimal heat generation.
• Package: Tube, offering a durable and protective enclosure.
• Output Isolation: Isolated, ensuring safety and reliability in applications requiring galvanic isolation.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), making it suitable for a wide range of environmental conditions.

TNY278PG Applications

The TNY278PG is ideal for a variety of applications requiring efficient AC-DC conversion and isolated power supplies. Its high-voltage capability and integrated switch make it suitable for:

• Power Supplies: For consumer electronics, industrial equipment, and medical devices.
• Charging Solutions: For portable devices and battery-operated systems.
• Adapters and Converters: For various electronic devices requiring stable and reliable power sources.
• Telecommunications: For power supplies in networking equipment and communication devices.
• Industrial Control Systems: For powering sensors, actuators, and other control components.

Conclusion of TNY278PG

The TNY278PG from Power Integrations stands out as a versatile and reliable solution for offline switch applications. Its integrated 700V MOSFET and comprehensive fault protection mechanisms ensure robust performance in high-voltage environments. The device's high switching frequency and efficient duty cycle contribute to compact and efficient power supply designs. With its RoHS compliance and REACH unaffected status, the TNY278PG meets stringent environmental and safety standards, making it an excellent choice for modern electronics. Whether used in consumer electronics, industrial systems, or telecommunications, the TNY278PG offers a reliable and efficient power conversion solution.