LNK3206D-TL

AC DC Converters, Offline Switchers Overview

The LNK3206D-TL is an offline switcher from the LinkSwitch-TN2 family, integrating a high-voltage power MOSFET and controller in a single package. It supports Buck, Buck-Boost, and Flyback topologies with a switching frequency of 66 kHz. The device operates within an input voltage range of 85 VAC to 265 VAC and provides a maximum output current of 360 mA in Continuous Conduction Mode (CCM) or 225 mA in Multi-Discontinuous Conduction Mode (MDCM). It features a maximum duty cycle of 69% and utilizes a 7-pin SOIC surface-mount package.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a high-voltage power MOSFET and control circuitry into a single monolithic IC for simplified design.
• Employs simple on/off control logic to regulate output voltage while maintaining high efficiency across varying loads.
• Incorporates internal frequency jittering to minimize electromagnetic interference without requiring external snubbers.
• Provides comprehensive protection mechanisms including overvoltage, overtemperature, and overload safeguards.

AC DC Converters, Offline Switchers Applications

• 4.75W dual-output power supplies
• Smart home appliance power adapters
• Low-power industrial AC/DC converters

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'TL' indicates tape-and-reel packaging when ordering. Confirm that the component meets RoHS compliance requirements for your target market. Ensure the selected variant matches the required thermal performance for the intended enclosure. Cross-reference the manufacturer's latest datasheet for any updates regarding pinout or electrical characteristics before finalizing the bill of materials.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring high integration and low standby power consumption. It is suitable for designs needing wide input voltage ranges and multiple topology options. Consider the thermal constraints of the SOIC package when designing for higher load currents. Evaluate the need for external components based on the desired output ripple and regulation accuracy.

AC DC Converters, Offline Switchers Part Context

This part belongs to the LinkSwitch-TN2 series, which focuses on cost-effective and compact power solutions. It replaces traditional discrete MOSFET and controller combinations, reducing board space and assembly complexity. The series is designed for general-purpose offline power supplies where size and efficiency are critical factors.

AC DC Converters, Offline Switchers Replacement Considerations

Check for direct substitutes within the same LinkSwitch-TN2 family that may offer different current ratings or package types. Verify compatibility with existing PCB footprints if considering alternative packages such as PDIP. Ensure that any replacement maintains the required input voltage range and switching frequency specifications.