LNK353GN-TL

AC DC Converters, Offline Switchers Overview

The LNK353GN-TL is an AC/DC converter from the LinkSwitch-HF series by Power Integrations. It operates as a flyback offline switcher with an integrated 700V power MOSFET in an SMD-8 package. The device supports input voltages from 85 VAC to 265 VAC and delivers up to 4W of output power at 230 VAC. Key electrical parameters include a switching frequency of 200 kHz, a maximum duty cycle of 63%, and a quiescent supply current of 250 µA. It functions within a temperature range of -40°C to +150°C TJ.

AC DC Converters, Offline Switchers Feature Summary

• Integrates high-voltage power MOSFET for compact design
• Includes comprehensive fault protection mechanisms
• Features fixed-frequency constant-on-time control

AC DC Converters, Offline Switchers Applications

• Adapters and chargers
• General-purpose isolated power supplies
• Battery chargers

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'TL' indicates tape-and-reel packaging when ordering. Confirm RoHS compliance status as datasheets may vary by revision. Ensure the 8-SMD package footprint matches your PCB layout requirements before finalizing procurement.

AC DC Converters, Offline Switchers Selection Notes

Select this component for low-power applications requiring high efficiency and minimal external components. The integrated nature reduces bill-of-materials count. Verify that the 4W power rating meets the load requirements at the intended operating temperature.

AC DC Converters, Offline Switchers Part Context

This part belongs to the LinkSwitch-HF family, designed for high-efficiency offline conversion. It replaces older generations like the standard LinkSwitch-II series by offering improved performance metrics while maintaining similar pinouts for ease of migration in existing designs.

AC DC Converters, Offline Switchers Replacement Considerations

Check for LNK353P as a potential PDIP alternative if through-hole mounting is required, noting its discontinued status. Verify compatibility with LNK363 series for slightly higher power needs, ensuring thermal management aligns with the new package constraints.