UC2827DWTR-1G4

DC DC Switching Controllers Overview

The UC2827DWTR-1G4 is a Buck current/voltage fed push-pull PWM controller manufactured by Texas Instruments. It operates within a supply voltage range of 7.6V to 20V and supports switching frequencies up to 500kHz. The device features a maximum duty cycle of 91% and includes clock synchronization capabilities. It offers frequency control, slope compensation, and soft-start functions. Designed for full-bridge and push-pull topologies, it provides positive output configurations with three outputs. The component is housed in a 24-SOIC package and functions reliably across an operating temperature range of -40°C to 85°C.

DC DC Switching Controllers Feature Summary

• Supports buck current and voltage fed push-pull topologies
• Includes integrated clock synchronization functionality
• Provides frequency control, slope compensation, and soft-start features

DC DC Switching Controllers Applications

• DC-DC converter designs requiring push-pull topology
• Power supplies utilizing full-bridge configurations
• Industrial equipment needing synchronized switching controllers

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'G4' against official Texas Instruments documentation to confirm RoHS compliance status and exact ordering details. Ensure the selected variant matches the required lead time and availability constraints. Cross-reference the part number with authorized distributors to prevent counterfeit components. Confirm that the 24-SOIC package dimensions align with your PCB footprint requirements before finalizing procurement.

DC DC Switching Controllers Selection Notes

Select this controller for applications requiring precise duty cycle management in push-pull or full-bridge converters. Consider the 500kHz switching frequency limit when designing magnetic components. Evaluate the 7.6V to 20V supply range against your system's power rails. The inclusion of soft-start and slope compensation simplifies loop stability design. Verify thermal performance within the specified -40°C to 85°C ambient temperature range.

DC DC Switching Controllers Part Context

This component belongs to the UC2827 family of PWM controllers from Texas Instruments. These devices are engineered for high-performance DC-DC conversion applications. The family typically integrates essential protection and control features into a compact surface-mount package. Related variants may differ in temperature grades or packaging options while maintaining core functional similarities.

DC DC Switching Controllers Replacement Considerations

Public confirmed substitute part numbers include UC2827DWTR-1. Verify pin compatibility and electrical specifications before substitution.