UCC2803QDREP

Power Supply Controllers, Monitors Overview

The UCC2803QDREP is a military-enhanced, low-power BiCMOS current-mode PWM controller manufactured by Texas Instruments. It operates with a switching frequency of 1 MHz and supports maximum duty cycles up to 100 percent. The device provides a peak output drive current of 1 A and functions within an extended temperature range from -55 °C to +125 °C. Packaged in an SOIC-8 surface-mount format, it utilizes a single output configuration.

Power Supply Controllers, Monitors Feature Summary

• Military-grade qualification for enhanced reliability
• Low-power BiCMOS technology implementation
• Current-mode PWM control architecture

Power Supply Controllers, Monitors Applications

• MIL-STD compliant power supply designs
• Aviation electronic equipment power systems
• Defense communication system power modules

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'QDREP' against official Texas Instruments documentation to confirm military grade status and RoHS compliance details. Ensure the SOIC-8 package dimensions match your PCB footprint requirements. Confirm that the -55 °C to +125 °C operating range aligns with your environmental specifications before finalizing procurement orders.

Power Supply Controllers, Monitors Selection Notes

Select this component when designing power supplies requiring strict military reliability standards and wide temperature tolerance. The 1 MHz switching frequency allows for smaller passive components compared to lower-frequency alternatives. Verify compatibility with your input voltage range and ensure the 1 A output drive capability meets the gate charge requirements of your selected MOSFETs.

Power Supply Controllers, Monitors Part Context

This part belongs to the UCC2803 series of low-power current-mode PWM controllers. It shares architectural similarities with commercial variants but includes enhanced testing and screening processes to meet military specifications. The SOIC-8 package provides a compact solution for space-constrained aerospace and defense applications requiring robust power management.

Power Supply Controllers, Monitors Replacement Considerations

V62/03624-04XE serves as a verified equivalent designation for this component.