TPS2221PWPG4

Power Distribution Switches, Load Drivers Overview

The TPS2221PWPG4 is a single-slot card power switch manufactured by Texas Instruments, designed for PC Card applications. It operates within an input voltage range of 3 V to 5.5 V and delivers a continuous output current of 1 A. The device features a parallel interface for control and includes integrated protection mechanisms such as current limiting and thermal shutdown. It is housed in a 14-pin HTSSOP package with an exposed pad for enhanced thermal performance. The component supports an operating temperature range from -40°C to +85°C.

Power Distribution Switches, Load Drivers Feature Summary

• Integrates a 1 A single-channel power switch with parallel interface control logic
• Includes built-in current limit and thermal shutdown protection circuits
• Features low on-resistance for efficient power distribution in slot applications

Power Distribution Switches, Load Drivers Applications

• PC Card power switching
• Single-slot card bay power management
• Portable electronic device power distribution

Power Distribution Switches, Load Drivers Procurement Notes

Verify the obsolete status of this specific part number before procurement planning. Confirm availability through authorized distributors or secondary market suppliers. Ensure compatibility with existing design layouts if replacing active components. Check for RoHS compliance documentation. Review lead times carefully due to potential discontinuation.

Power Distribution Switches, Load Drivers Selection Notes

Select this component for designs requiring a single-channel 1 A load switch with parallel interface control. Consider the HTSSOP-14 package constraints for PCB layout. Evaluate thermal requirements given the exposed pad design. Compare against newer active series if long-term supply assurance is critical for the product lifecycle.

Power Distribution Switches, Load Drivers Part Context

This device belongs to the TPS2221 family of power switches. It is specifically engineered for PC Card and similar expansion slot applications. The G4 suffix indicates lead-free and RoHS compliant manufacturing. It serves as a power distribution element in portable computing hardware.

Power Distribution Switches, Load Drivers Replacement Considerations

Public sources indicate this part is obsolete. No direct public substitute part numbers are confirmed in the provided data. Designers should consult Texas Instruments for updated recommendations or equivalent active series replacements.