TPS2064CDGNR

Power Distribution Switches, Load Drivers Overview

The TPS2064CDGNR is a dual-channel power distribution switch manufactured by Texas Instruments. It operates within a supply voltage range of 4.5 V to 5.5 V and delivers a continuous output current of 1.5 A per channel. The device features a maximum on-resistance of 95 mΩ, with a typical value of 70 mΩ. Electrical specifications include a maximum current limit of 2.29 A, a maximum turn-on time of 2.4 ms, and a maximum turn-off time of 3.25 ms. It supports an operating temperature range from -40°C to +85°C and is housed in an 8-MSOP (PowerPad) package.

Power Distribution Switches, Load Drivers Feature Summary

• Dual-channel architecture for independent high-side load control
• Integrated fixed current limiting to protect against short circuits
• Thermal shutdown protection to prevent overheating
• Reverse current blocking capability

Power Distribution Switches, Load Drivers Applications

• USB hub power distribution
• Peripheral port power switching
• Battery-powered equipment load management

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific suffix 'R' indicates reel packaging when sourcing components. Confirm that the 'C' designation aligns with commercial temperature ratings for the intended application environment. Ensure compatibility with the 8-MSOP PowerPad footprint during PCB layout review. Cross-reference datasheet revisions to validate electrical characteristics against current design requirements.

Power Distribution Switches, Load Drivers Selection Notes

Select this component for applications requiring two isolated high-side switches with integrated protection. The 1.5 A rating suits standard USB peripheral loads. Consider the 95 mΩ on-resistance for thermal management calculations. Verify that the 4.5 V minimum supply voltage meets system power rail specifications before integration into the circuit design.

Power Distribution Switches, Load Drivers Part Context

This part belongs to the TPS206x family of power distribution switches designed for USB and general-purpose load switching. It provides robust protection features including overcurrent and thermal shutdown. The device simplifies power management by integrating control logic and protection circuits into a compact surface-mount package suitable for space-constrained designs.

Power Distribution Switches, Load Drivers Replacement Considerations

The TPS2064CDGNR-2 serves as a direct substitute offering identical electrical performance and pinout configuration. Both variants share the same functional specifications and package dimensions, allowing for drop-in replacement without modifying the surrounding circuitry or board layout.