TOP269EG

AC DC Converters, Offline Switchers Overview

The TOP269EG is an integrated off-line switcher from the TOPSwitch-JX family, designed for highly efficient power supplies. It incorporates a 725 V rated MOSFET and multi-mode PWM control to maximize efficiency across all load ranges. The device supports universal input voltages (85-265 VAC) and operates at frequencies of 132 kHz or 66 kHz. It delivers up to 162 W output power with a metal heat sink and 120 W using PCB copper area. Key features include EcoSmart technology for low no-load consumption, frequency jittering for EMI reduction, and comprehensive protection functions such as auto-restart, OVP, and thermal shutdown.

AC DC Converters, Offline Switchers Feature Summary

• EcoSmart technology ensures high energy efficiency over the entire load range with minimal no-load consumption.
• Multi-mode PWM control combined with frequency jittering optimizes performance and reduces electromagnetic interference costs.
• Integrated 725 V power MOSFET simplifies design derating requirements and enhances reliability.
• Extensive protection mechanisms including auto-restart, output short-circuit, over-current, and overvoltage protection.

AC DC Converters, Offline Switchers Applications

• Highly efficient AC-DC adapters
• Open-frame industrial power supplies
• Consumer electronics power sources

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix against official Power Integrations documentation to confirm package type and pinout configuration. Ensure that the ordering part number matches the required thermal performance and mounting style for your application. Cross-reference datasheet specifications for electrical parameters to confirm compatibility with system voltage and current requirements before procurement.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring high efficiency and compact design within the 10 W to 245 W range. Consider the 132 kHz operation for reduced transformer size or the 66 kHz option for maximum efficiency needs. Evaluate thermal management options based on whether a metal heat sink or PCB copper area is utilized, as this impacts the achievable output power levels.

AC DC Converters, Offline Switchers Part Context

The TOP269EG belongs to the TOPSwitch-JX family, which integrates a high-voltage power MOSFET, oscillator, and control circuitry into a single monolithic device. This family is characterized by its ability to provide high power density and simplified design through extensive integration. The EG suffix typically denotes a specific package variant within this series, designed for robust performance in various switching regulator applications.

AC DC Converters, Offline Switchers Replacement Considerations

TOP268EG, TOP270EG