LNK500P

AC DC Converters, Offline Switchers Overview

The LNK500P is an AC/DC converter from the LinkSwitch family, designed as a cost-effective solution for applications requiring combined constant voltage and constant current regulation. It integrates a high-voltage power switch with control circuitry to simplify design. The device supports universal input voltages, enabling global deployment without component changes. It offers system-level protection features including over-temperature shutdown and cycle-by-cycle current limiting to ensure robust operation in various consumer electronics environments.

AC DC Converters, Offline Switchers Feature Summary

• Integrates primary-side regulation for simplified CV/CC control
• Eliminates need for optocouplers and secondary-side feedback components
• Includes built-in thermal shutdown and current limit protection

AC DC Converters, Offline Switchers Applications

• Mobile phone chargers
• Wireless telephone adapters
• Portable audio equipment power supplies
• Consumer appliance auxiliary power

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix code against the manufacturer datasheet to confirm pinout and package variations. Ensure the ordering part number matches the required regulatory compliance standards for the target market. Cross-reference the manufacturer date code to confirm production batch validity before finalizing procurement orders.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs prioritizing minimal bill of materials and reduced secondary side complexity. It is suitable for low-power applications where strict isolation feedback is not mandatory. Evaluate thermal performance requirements to ensure adequate heat dissipation within the intended enclosure constraints during continuous operation.

AC DC Converters, Offline Switchers Part Context

This part belongs to the LinkSwitch series, which consolidates offline switching controller and power MOSFET into a single monolithic IC. This integration significantly reduces component count compared to traditional discrete solutions. The series is engineered for high reliability and ease of implementation in compact power adapter designs.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official substitution guides for compatible alternatives within the same product family. Verify electrical parameter compatibility and pin configuration alignment before transitioning to any substitute part numbers to maintain circuit integrity.