UCC3583N

Power Supply Controllers, Monitors Overview

The UCC3583N is a secondary-side controller designed for switch-mode power supplies, manufactured by Unitrode. It operates with a maximum switching frequency of 500 kHz and provides a peak output current of 1.8 A. The device utilizes BICMOS technology and is housed in a 14-pin PDIP package. It functions as a post-regulator to enhance power supply accuracy.

Power Supply Controllers, Monitors Feature Summary

• Secondary-side control architecture for improved regulation
• BICMOS technology implementation for performance
• High peak output current capability

Power Supply Controllers, Monitors Applications

• Switch-mode power supply post-regulation
• Secondary-side voltage control circuits
• Power management systems requiring high accuracy

Power Supply Controllers, Monitors Procurement Notes

Verify component authenticity due to obsolete status. Confirm manufacturer origin between Unitrode and Texas Instruments documentation. Check for RoHS compliance markers on physical units. Ensure packaging matches specified 14-PDIP format. Validate datasheet version against specific production batch requirements.

Power Supply Controllers, Monitors Selection Notes

Consider the UCC3583D as a potential substitute for applications requiring surface-mount technology. Evaluate thermal management needs given the 1.8A output capability. Assess compatibility with existing secondary-side feedback loops. Verify input voltage ranges align with system design specifications before integration.

Power Supply Controllers, Monitors Part Context

Part of the Unitrode power management portfolio focusing on secondary-side control. Represents legacy BICMOS technology from the manufacturer's analog circuit lineage. Now managed under Texas Instruments following corporate acquisitions. Serves as a specialized solution for precision power regulation tasks.

Power Supply Controllers, Monitors Replacement Considerations

The UCC3583D is documented as a similar available substitute. This alternative offers surface-mount packaging while maintaining functional equivalence. Verify pinout compatibility during transition. Assess mechanical fit within existing PCB layouts when switching packages.