UC3849DWTR

Power Supply Controllers, Monitors Overview

The UC3849DWTR is a secondary-side average current mode controller manufactured by Texas Instruments. It operates within an input voltage range of 8 V to 20 V and functions reliably across temperatures from -40°C to +85°C. Housed in a 24-pin SOIC package, this component is designed for precise power management applications requiring secondary-side regulation.

Power Supply Controllers, Monitors Feature Summary

• Implements secondary-side average current mode control for enhanced regulation accuracy
• Supports operation across extended industrial temperature ranges

Power Supply Controllers, Monitors Applications

• Secondary-side regulation in isolated power supplies
• Flyback converter designs requiring precise current control
• Industrial power management systems

Power Supply Controllers, Monitors Procurement Notes

Verify the obsolete status of the UC3849DWTR before procurement planning. Confirm availability through authorized distributors or surplus channels. Ensure compatibility with existing design specifications given the component's end-of-life status. Review datasheet revisions for any functional updates prior to integration.

Power Supply Controllers, Monitors Selection Notes

Select this controller for applications necessitating secondary-side current sensing and regulation. The wide operating temperature range suits industrial environments. Evaluate the 24-pin SOIC footprint against board space constraints. Consider lifecycle implications when choosing this specific part number over active alternatives.

Power Supply Controllers, Monitors Part Context

This component belongs to the UC3849 series of secondary-side controllers. It complements primary-side PWM controllers to form complete flyback power supply solutions. The device focuses on output regulation accuracy rather than primary switching generation.

Power Supply Controllers, Monitors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation due to the component's obsolete status.