TPS2554DRCR

Power Distribution Switches, Load Drivers Overview

The TPS2554DRCR is a single-channel USB power distribution switch manufactured by Texas Instruments. It operates within a supply voltage range of 4.5 V to 5.5 V and supports an output current of up to 2.5 A. The device features a maximum on-resistance of 120 mΩ and includes programmable current limiting adjustable from 500 mA to 2.5 A. Key timing specifications include a maximum turn-on time of 5 ms and a maximum idle time of 3 ms. It is housed in a 10-VSON package and functions reliably across an operating temperature range of -40°C to +85°C.

Power Distribution Switches, Load Drivers Feature Summary

• Integrates precise programmable current limiting for accurate load protection
• Provides fast switching response with controlled turn-on and idle times
• Includes comprehensive fault protection mechanisms such as over-temperature and under-voltage lockout

Power Distribution Switches, Load Drivers Applications

• USB hub power distribution circuits
• Peripheral port power management
• Battery-powered device input protection

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific suffix 'DRCR' against the manufacturer's official datasheet to confirm the exact tape-and-reel packaging configuration and moisture sensitivity level. Ensure the ordering part number matches the required RoHS compliance status and assembly site information documented in the latest product change notices. Cross-reference the package outline drawing to validate footprint compatibility during procurement.

Power Distribution Switches, Load Drivers Selection Notes

Select this component when designing systems requiring a single high-current channel with adjustable current limits. It is suitable for applications needing fast switching speeds and integrated thermal protection. Compare its 120 mΩ on-resistance and 2.5 A capability against alternative switches to ensure it meets the specific voltage drop and efficiency requirements of the target power rail.

Power Distribution Switches, Load Drivers Part Context

This device belongs to the TPS2554 series of power distribution switches designed for USB applications. It serves as a critical interface component for managing power delivery to downstream loads while preventing upstream source damage. The series emphasizes compact integration and robust fault handling for portable electronics.

Power Distribution Switches, Load Drivers Replacement Considerations

Consult the manufacturer's cross-reference guide for verified substitutes. Ensure any replacement maintains compatible voltage ratings, current limits, and package dimensions.