LNK362DN

AC DC Converters, Offline Switchers Overview

The LNK362DN is an AC/DC converter from the LinkSwitch-XT family, designed for offline flyback applications. It operates with a universal input voltage range of 85 VAC to 265 VAC and delivers up to 2.6 W at 85-265 VAC or 2.8 W at 230 VAC. The device features a fixed output voltage of 6 V and supports an output current of 330 mA. Operating at a switching frequency of 132 kHz with a maximum duty cycle of 60%, it utilizes silicon technology in an SO-8C package. The component functions within a temperature range of -40°C to +150°C TJ.

AC DC Converters, Offline Switchers Feature Summary

• Integrates high-voltage power MOSFET and primary-side regulation controller in a single package
• Features fully integrated auto-restart protection for short circuit and open loop conditions
• Utilizes self-biased supply architecture to eliminate auxiliary bias windings
• Incorporates frequency jittering to reduce electromagnetic interference

AC DC Converters, Offline Switchers Applications

• Low-power AC/DC converters
• Offline switcher solutions
• Flyback topology power supplies

AC DC Converters, Offline Switchers Procurement Notes

Verify that the specific part number matches the required surface-mount SO-8C package configuration. Confirm compliance with RoHS standards and ensure the operating temperature range aligns with system thermal requirements. Cross-reference datasheet specifications for breakdown voltage and switching frequency to validate suitability for the target application design.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring low system cost and minimal external components. The LinkSwitch-XT series is optimized for clampless transformer construction, reducing bill-of-materials complexity. Consider the fixed 6 V output capability and 132 kHz switching frequency when designing magnetic components for the intended power level.

AC DC Converters, Offline Switchers Part Context

This device belongs to the LinkSwitch-XT family, which provides energy-efficient, low-power off-line switcher ICs. The family is characterized by proprietary trimming techniques and integrated protections, enabling simplified designs with fewer passive components compared to traditional linear or resonant converter topologies.

AC DC Converters, Offline Switchers Replacement Considerations

The LNK362PN serves as a through-hole alternative within the same family. Verify pinout compatibility and thermal performance differences between the SO-8C surface-mount and PDIP-8B packages before substitution.