UCC24636DBVT

Power Supply Controllers, Monitors Overview

The UCC24636DBVT is a secondary-side controller for synchronous rectification in AC/DC converters, housed in a SOT-23-6 package. It operates with a supply voltage range of 3.6 V to 28 V and delivers an output current of 3.33 A. The device features rise and fall times of 27 ns and 20 ns respectively, with a maximum operating temperature of +125°C and minimum of -40°C. It draws 900 uA of quiescent current and supports CCM compatibility.

Power Supply Controllers, Monitors Feature Summary

• Secondary-side controller optimized for synchronous rectifier applications
• Compatible with continuous conduction mode (CCM) operation
• Integrated shutdown functionality for power management

Power Supply Controllers, Monitors Applications

• Secondary side controller for AC/DC adapters
• Synchronous rectifier control in flyback topologies
• Isolated output evaluation boards

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'DBVT' against official Texas Instruments documentation to confirm tape-and-reel packaging and exact pinout configuration. Ensure the component matches the required SOT-23-6 footprint and thermal specifications for the target application environment. Cross-reference the datasheet revision date to validate parameter accuracy.

Power Supply Controllers, Monitors Selection Notes

Select this component for designs requiring efficient synchronous rectification in isolated power supplies. Consider the 3.33 A output drive capability and low quiescent current for high-efficiency requirements. Verify that the 3.6 V to 28 V supply range aligns with the transformer auxiliary winding or bootstrap circuit design constraints.

Power Supply Controllers, Monitors Part Context

The UCC24636 belongs to the UCC2463x family of synchronous rectifier controllers from Texas Instruments. It is designed to replace traditional diode rectifiers in flyback and forward converters, improving efficiency at light and full loads. The DBVT variant indicates surface-mount packaging suitable for automated assembly processes.

Power Supply Controllers, Monitors Replacement Considerations

UCC24636DBVR is a direct substitute within the same series offering identical electrical characteristics.