UCC2800PWTR

Power Supply Controllers, Monitors Overview

The UCC2800PWTR is a low-power BiCMOS current-mode PWM controller manufactured by Texas Instruments. It supports boost, flyback, and forward topologies with a single output. The device operates at a switching frequency of 1 MHz and delivers an output current of 1 A. It features a maximum duty cycle of 100%. The component functions within a temperature range of -40°C to +85°C. It is housed in a TSSOP-8 surface-mount package.

Power Supply Controllers, Monitors Feature Summary

• Utilizes low-power BiCMOS technology for efficient operation
• Supports multiple converter topologies including boost, flyback, and forward
• Enables continuous conduction mode via 100% maximum duty cycle capability

Power Supply Controllers, Monitors Applications

• Low-power isolated DC/DC converters
• Battery-powered portable equipment power supplies
• Adapters and chargers requiring compact form factors

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'TR' indicates tape-and-reel packaging configuration when sourcing. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure the ordering part number matches the exact package variant required for the PCB footprint. Cross-reference the datasheet revision date to validate parameter accuracy against current production standards.

Power Supply Controllers, Monitors Selection Notes

Select this component for designs prioritizing minimal quiescent current consumption alongside high-frequency operation. The integrated current-mode control simplifies compensation network design compared to voltage-mode alternatives. Consider the thermal performance limits defined by the TSSOP-8 package when evaluating board layout constraints for heat dissipation in dense assemblies.

Power Supply Controllers, Monitors Part Context

This device belongs to the UCC28xx series of low-power PWM controllers from Texas Instruments. It shares architectural similarities with other members like the UCC2803, offering comparable functionality in different package options. The series targets applications where power efficiency and small physical size are critical design drivers for modern electronic systems.

Power Supply Controllers, Monitors Replacement Considerations

UCC2800PWG4 serves as a lead-free alternative variant within the same product family.