UCC2813D-3

DC DC Switching Controllers Overview

The UCC2813D-3 is a low-power economy BiCMOS current mode PWM controller from Texas Instruments, designed for high-frequency switching applications. It operates at a maximum frequency of 1 MHz and supports Boost, Flyback, and Forward topologies. The device features a 100% maximum duty cycle and provides a gate drive output current of 1 A. It functions within an operating temperature range of -40°C to +85°C and is housed in an 8-pin SOIC (D) package.

DC DC Switching Controllers Feature Summary

• Supports multiple power converter topologies including Boost, Flyback, and Forward configurations
• Enables continuous conduction mode operation with a 100% maximum duty cycle capability
• Integrates a robust gate driver capable of sourcing 1 A output current

DC DC Switching Controllers Applications

• High-frequency DC-DC converters
• Flyback power supply designs
• Boost converter implementations
• Forward converter architectures

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'D-3' against the official Texas Instruments datasheet to confirm the SOIC package and electrical characteristics. Ensure compatibility with the required input voltage levels and thermal management requirements for the intended application environment before finalizing procurement.

DC DC Switching Controllers Selection Notes

Select this component for applications requiring a cost-effective, high-frequency current-mode solution. Consider the 1 MHz switching frequency for reduced passive component size. Verify that the 1 A gate drive current meets the requirements of the external MOSFETs or IGBTs used in the design.

DC DC Switching Controllers Part Context

This part belongs to the UCC2813 series of economy low-power BiCMOS controllers. It shares functional similarities with other variants in the family but differs in package type and specific UVLO thresholds. The D-3 designation specifically indicates the SOIC package configuration.

DC DC Switching Controllers Replacement Considerations

Direct substitutes include the UCC2813N-2 for through-hole DIP packaging. Other variants within the UCC2813 series may offer different UVLO thresholds or package options. Always cross-reference pinouts and electrical specifications when considering alternative parts.