UCC2808AN-1

AC DC Converters, Offline Switchers Overview

The UCC2808AN-1 is a low-power current-mode push-pull PWM controller manufactured by Texas Instruments. It supports half bridge, full bridge, and push-pull topologies with a maximum switching frequency of 1 MHz. The device features two outputs capable of sourcing 1 A each, with a maximum duty cycle of 50%. Operating voltage ranges from 4.3 V to 13 V, while the output voltage reaches 12.5 V. It functions within a temperature range of -40°C to +85°C in an 8-pin PDIP package.

AC DC Converters, Offline Switchers Feature Summary

• Implements current-mode control for push-pull, half bridge, and full bridge converter topologies.
• Provides dual high-current outputs designed to drive external power switches directly.
• Integrates programmable slope compensation to ensure stability across varying operating conditions.

AC DC Converters, Offline Switchers Applications

• Low-power isolated DC-DC converters
• Push-pull power supply architectures
• Half bridge and full bridge inverter designs

AC DC Converters, Offline Switchers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for end-of-life notifications prior to procurement. Ensure packaging specifications match design requirements for through-hole assembly processes.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring simple push-pull control with moderate power levels. Consider the 1 MHz frequency limit and 50% duty cycle constraint when designing transformer circuits. Evaluate thermal performance within the specified -40°C to +85°C operational range for reliable system integration.

AC DC Converters, Offline Switchers Part Context

This part belongs to the UCC2808A series of switching controllers. It serves as a foundational solution for basic isolated power conversion needs. The PDIP-8 package facilitates prototyping and through-hole manufacturing. It complements other Texas Instruments PMIC offerings for diverse power management strategies.

AC DC Converters, Offline Switchers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuit designs before considering alternative components.