UCC2800PW

Power Supply Controllers, Monitors Overview

The UCC2800PW is a low-power BiCMOS current-mode PWM controller manufactured by Texas Instruments. It supports Boost, Flyback, and Forward topologies with a maximum switching frequency of 1 MHz. The device provides one output channel capable of sourcing 1 A drive current. It operates within an extended temperature range from -40 °C to +85 °C. The component is housed in an 8-pin SOIC surface-mount package.

Power Supply Controllers, Monitors Feature Summary

• Implements current-mode pulse width modulation control architecture for efficient power regulation.
• Features low-power BiCMOS technology designed to minimize quiescent consumption.
• Provides high-drive capability suitable for direct gate driving of external MOSFETs.

Power Supply Controllers, Monitors Applications

• Battery chargers
• Adapters and wall plugs
• DC-to-DC converters

Power Supply Controllers, Monitors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct package type and tape-and-reel specifications. Confirm RoHS compliance status and lead-free marking requirements prior to procurement. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability.

Power Supply Controllers, Monitors Selection Notes

Select this component for applications requiring a balance between low standby power consumption and robust drive capability. The current-mode control strategy offers inherent line feedforward and simple overcurrent protection implementation. Ensure the selected topology aligns with the supported configurations of Boost, Flyback, or Forward converter designs.

Power Supply Controllers, Monitors Part Context

This device belongs to the UCC2800 series of low-power controllers. It serves as a foundational component for general-purpose power supply designs where efficiency at light loads is critical. The series is widely utilized in consumer electronics and industrial equipment requiring reliable isolated or non-isolated power conversion.

Power Supply Controllers, Monitors Replacement Considerations

The UCC2800PWG4 is a verified equivalent variant within the same product family. Verify pinout compatibility and electrical parameter alignment when substituting components in existing designs.