TOP264KG-TL

AC DC Converters, Offline Switchers Overview

The TOP264KG-TL is an AC-DC converter from the TopSwitch-JX family, designed for off-line switching applications. It integrates a high-voltage power switch with current-mode control and features a wide input voltage range of 85 VAC to 265 VAC. The device supports output powers up to 30 W or 49 W depending on the design configuration. It operates at switching frequencies of 66 kHz and 132 kHz, offering a maximum duty cycle of 78%. The component utilizes an eSOP-12B surface-mount package and includes built-in protection mechanisms such as cycle-by-cycle current limiting, over-temperature shutdown, and output short-circuit protection.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a high-voltage power switch with advanced current-mode control logic
• Provides comprehensive fault protection including over-temperature shutdown and output short-circuit protection
• Supports dual switching frequency operation for optimized transformer size and efficiency

AC DC Converters, Offline Switchers Applications

• Universal input offline power supplies
• Battery chargers for consumer electronics
• General-purpose isolated DC-DC converters

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'TL' indicates tape-and-reel packaging when sourcing components. Confirm that the selected variant matches the required output power specification of either 30 W or 49 W for the target application. Ensure the eSOP-12B footprint aligns with the PCB layout requirements. Check RoHS compliance status through official manufacturer documentation prior to final procurement decisions.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring a compact, integrated solution for low-to-medium power isolation. The choice between 66 kHz and 132 kHz operation should be based on magnetic component size constraints and electromagnetic interference considerations. Evaluate thermal management capabilities given the operating temperature range of -40 °C to +150 °C junction temperature. Consider the single-output architecture suitability for the intended load requirements.

AC DC Converters, Offline Switchers Part Context

This part belongs to the TopSwitch-JX series by Power Integrations, which combines a 700 V power MOSFET with intelligent control circuitry in a single package. The series is engineered for cost-effective, high-reliability power supply designs. The TOP264KG-TL specifically offers surface-mount convenience with enhanced thermal performance compared to traditional discrete solutions, fitting within the broader portfolio of efficient offline conversion technologies.

AC DC Converters, Offline Switchers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.