UCC2800DTRG4

Power Supply Controllers, Monitors Overview

The UCC2800DTRG4 is a low-power BiCMOS current-mode PWM controller manufactured by Texas Instruments. It operates within a supply voltage range of 6.6 V to 9.3 V and supports switching frequencies up to 1 MHz. The device features a maximum duty cycle of 100% and delivers an output drive current of 1 A. It accommodates Boost, Buck, Flyback, and Forward topologies. Operating temperatures span from 0°C to +70°C. The component is housed in an SOIC-8 surface-mount package.

Power Supply Controllers, Monitors Feature Summary

• Supports multiple power converter topologies including boost, buck, flyback, and forward configurations.
• Enables high-frequency operation with switching capabilities reaching 1 MHz.
• Provides full-duty-cycle control for applications requiring continuous conduction modes.

Power Supply Controllers, Monitors Applications

• High-density point-of-load DC/DC converters
• Battery-powered portable electronics
• Universal input offline power supplies
• Industrial control system power modules

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'G4' indicates lead-free compliance and RoHS standards during sourcing. Confirm the SOIC-8 package dimensions match PCB footprint requirements. Ensure the operating temperature range aligns with environmental conditions. Check for moisture sensitivity levels and reflow soldering profiles. Validate that the manufacturer's datasheet specifications meet design constraints.

Power Supply Controllers, Monitors Selection Notes

Select this controller for designs requiring high efficiency at elevated switching frequencies. Consider the 1 A output drive capability for direct gate driving of power MOSFETs. Evaluate the wide input voltage range for compatibility with various bus architectures. Assess thermal performance within the specified industrial temperature limits. Compare against alternatives if lower power consumption or different packaging is required.

Power Supply Controllers, Monitors Part Context

This component belongs to the UCC280x series of low-power BiCMOS PWM controllers. It serves as a core management unit for switching regulators. The technology integrates current-mode control logic with analog circuitry. It is designed for compact power solutions where size and efficiency are critical priorities.

Power Supply Controllers, Monitors Replacement Considerations

UCC2803DTRG4 is a confirmed substitute part number within the same product family.