UC2875DWP

AC DC Converters, Offline Switchers Overview

The UC2875DWP is a phase-shift resonant controller manufactured by Texas Instruments, designed for high-frequency power conversion applications. It operates within a switching frequency range up to 1 MHz and supports a maximum duty cycle of 100%. The device features four output channels capable of delivering an output current of 2 A. It is housed in a 28-pin SOIC package with a width of 7.50 mm. The component functions within a supply voltage range of 9.5 V to 20 V, with a startup voltage of 10.75 V. It supports full-bridge topologies and includes control characteristics such as frequency control, soft-start, and synchronization capabilities.

AC DC Converters, Offline Switchers Feature Summary

• Implements phase-shift resonant control architecture for efficient power management
• Supports full-bridge topology configurations with four independent output channels
• Integrates frequency control, soft-start, and synchronization functionalities

AC DC Converters, Offline Switchers Applications

• High-frequency offline power supplies
• Full-bridge resonant converter designs
• Industrial power conversion systems

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix and RoHS compliance status against the latest manufacturer documentation, as product lifecycle changes may affect availability. Confirm that the 28-SOIC package dimensions match your PCB footprint requirements. Ensure that the operating temperature range aligns with your system's thermal environment specifications before finalizing procurement decisions.

AC DC Converters, Offline Switchers Selection Notes

Select this component when designing phase-shift resonant converters requiring high switching frequencies up to 1 MHz. The four-output configuration suits complex multi-rail or isolated power architectures. Consider the 28-SOIC package for surface-mount assembly processes. Evaluate the 9.5 V to 20 V supply range against your primary bus voltage constraints to ensure stable operation under all load conditions.

AC DC Converters, Offline Switchers Part Context

This part belongs to the UC2875 series of phase-shift resonant controllers from Texas Instruments. It shares functional similarities with other members like the UC3875 but differs in package and specific electrical parameters. The UC2875DWP specifically utilizes a wide-body SOIC package to accommodate higher current drive capabilities compared to narrower variants.

AC DC Converters, Offline Switchers Replacement Considerations

Public confirmed substitute part numbers include UC2875DWPTR and UC2875DWPG4. Verify pin compatibility and thermal performance when substituting.