UCC2580DTR-4

AC DC Converters, Offline Switchers Overview

The UCC2580DTR-4 is a single-ended active clamp/reset PWM switching controller manufactured by Texas Instruments. It supports Boost, Flyback, and Forward topologies with two outputs. Key electrical parameters include a switching frequency of 430 kHz, maximum duty cycle of 69%, and output current of 1.2 A. The device operates within a temperature range of -40°C to +85°C and features rise/fall times of 40 ns/20 ns. It is housed in a SOIC-Narrow-16 package.

AC DC Converters, Offline Switchers Feature Summary

• Integrates single-ended active clamp/reset PWM control for efficient power conversion
• Supports multiple converter topologies including Boost, Flyback, and Forward
• Features fast switching characteristics with defined rise and fall times

AC DC Converters, Offline Switchers Applications

• Isolated power supply designs using active clamp techniques
• Flyback converter implementations requiring reset functionality
• Forward converter applications with active clamp recovery

AC DC Converters, Offline Switchers Procurement Notes

Verify component authenticity through authorized channels as the part status is listed as obsolete. Confirm RoHS compliance details via official documentation before integration. Check for product change notifications regarding manufacturing updates. Ensure storage conditions account for moisture sensitivity levels specified in the datasheet. Validate pinout compatibility with existing PCB footprints.

AC DC Converters, Offline Switchers Selection Notes

Select this controller for designs requiring single-ended active clamp topology support. Consider the 430 kHz fixed switching frequency for magnetics design. Evaluate thermal performance within the -40°C to +85°C operating range. Verify that the 1.2 A output current capability meets gate drive requirements. Assess compatibility with Boost, Flyback, or Forward circuit architectures.

AC DC Converters, Offline Switchers Part Context

This component belongs to the UCC2580 series of switching controllers from Texas Instruments. It is categorized under PMIC - Power Management ICs. The device is designed for high-efficiency isolated power conversion applications. It shares architectural similarities with other active clamp controllers in the manufacturer's portfolio.

AC DC Converters, Offline Switchers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official replacement guides for obsolete components.