TNY176PN

AC DC Converters, Offline Switchers Overview

The TNY176PN is an AC/DC converter from the TinySwitch-LT series, designed for off-line applications. It integrates a 650 V power MOSFET with open-loop control for flexible system design. The device supports a wide input voltage range of 85 to 265 VAC and delivers up to 15 W output power at 85-265 VAC, or 19 W at 230 VAC. Key electrical parameters include a switching frequency of 132 kHz, a maximum duty cycle of 65%, and a quiescent supply current of 75 mA. It features a DIP-8C package, operates within a temperature range of -40°C to +150°C, and provides isolated single-output conversion.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a 650 V power MOSFET with oscillators, high-voltage switches, and thermal shutdown circuits.
• Utilizes open-loop control architecture to provide flexible design solutions with lower system costs.
• Includes EMI optimization through frequency dithering and adjustable current limiting capabilities.

AC DC Converters, Offline Switchers Applications

• Chargers and adapters for mobile phones, cordless phones, PDAs, digital cameras, and MP3 players
• Power supplies for DVD players, PVRs, and low-power set-top box decoders
• Power sources for home appliances, industrial systems, and metering equipment

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific manufacturer part number against official Power Integrations documentation to ensure authenticity. Confirm that the component matches the TinySwitch-LT series specifications and DIP-8C packaging requirements. Cross-reference technical parameters such as voltage ratings and thermal characteristics with the latest datasheet before integration into designs.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring extended power ranges within the TinySwitch-LT family. It is suitable for applications needing integrated protection features like overvoltage, overcurrent, and thermal shutdown. Consider the DIP-8C through-hole package for assembly compatibility and verify that the 132 kHz switching frequency aligns with EMI constraints.

AC DC Converters, Offline Switchers Part Context

The TNY176PN belongs to the TinySwitch-LT product line, which offers enhanced flexibility and extended power capabilities compared to standard variants. This series combines a high-voltage switch with control logic in a single IC, simplifying the design of offline flyback converters while maintaining high efficiency and reliability across various operating conditions.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official substitution guides for compatible parts within the TinySwitch-LT series. Verify pinout compatibility and electrical parameter alignment before replacing existing components in established designs.