UCC2912PWP

Overview

The UCC2912PWP is a single-channel hot swap voltage controller manufactured by Texas Instruments. It operates within a supply voltage range of 3 V to 8 V and supports an adjustable current limit from 0 A to 3 A. The device features power failure detection capabilities and functions across an operating temperature range of -40°C to +85°C. Packaged in a 24-pin TSSOP, it serves as a programmable switch power manager for controlled insertion into live backplanes.

Feature Summary

• Provides programmable soft-start and current limiting for safe board insertion
• Includes power fail detection circuitry for system monitoring
• Supports automatic retry functionality upon fault clearance

Applications

• Telecommunications equipment requiring controlled power insertion
• Industrial control systems with hot-swappable modules
• Computing infrastructure utilizing backplane architectures

Procurement Notes

Verify the specific package variant and suffix against official datasheets to ensure compatibility with your PCB footprint. Confirm that the component meets all required environmental standards for your target application before finalizing procurement decisions.

Selection Notes

Select this controller when designing systems requiring precise management of inrush currents during board insertion. Ensure the external components selected for timing and current sensing align with the device's operational specifications for reliable performance.

Part Context

This component belongs to the UCC2912 series of hot swap controllers. It is designed to protect both the system bus and the inserted card from damage caused by short circuits or excessive inrush currents during power-up sequences.

Replacement Considerations

Consult official substitution guides for compatible alternatives within the same product family. Verify pinout compatibility and electrical parameter alignment before considering any cross-references.