TOP247YN

AC DC Converters, Offline Switchers Overview

The TOP247YN is an offline switch from the TOPSwitch-GX family, integrating a high-voltage power MOSFET with PWM control and protection circuits. It operates at a switching frequency of 132 kHz and supports an input voltage range of 85 to 265 VAC. The device delivers up to 165 W output power at 230 VAC and 125 W across the universal input range in open-frame configurations. It features a TO-220-6 package with a maximum duty cycle of 83% and a supply current of 2.2 mA. The component functions within a junction temperature range of -40°C to 150°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates soft-start, frequency dithering for EMI reduction, and wide DCMAX capabilities.
• Features hysteresis thermal shutdown for automatic fault recovery and robust thermal management.
• Includes line voltage detection and external precise current limit programming via additional pins.

AC DC Converters, Offline Switchers Applications

• Universal input AC/DC adapters
• Open-frame power supplies
• Battery chargers

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix 'YN' corresponds to the TO-220-6 through-hole package configuration. Confirm that the ordering part number matches the required pinout for line voltage detection and current limit programming. Ensure compliance with RoHS standards as indicated in official documentation before finalizing procurement specifications.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring integrated high-voltage MOSFETs with advanced protection features. It is suitable for applications needing reduced transformer size due to the 132 kHz operation. Consider the TO-220-6 package for through-hole mounting requirements and verify thermal dissipation needs based on the target output power level.

AC DC Converters, Offline Switchers Part Context

This device belongs to the TOPSwitch-GX series, which combines a power MOSFET with intelligent control circuitry. The TOP247 variant specifically offers extended power capabilities compared to lower-numbered members of the family. It utilizes CMOS technology to provide high efficiency and reliability in compact offline converter designs.

AC DC Converters, Offline Switchers Replacement Considerations

TOP246YN is a related model within the same series offering different power characteristics. Verify pin compatibility and thermal performance when substituting between variants in the TOP24x series.