TPS254900IRVCRQ1

Power Distribution Switches, Load Drivers Overview

The TPS254900IRVCRQ1 is an automotive-grade USB switch IC and charge port controller manufactured by Texas Instruments. It operates within a junction temperature range of -40°C to +85°C and is housed in a 20-WQFN package. The device is AEC-Q100 qualified for automotive applications. It supports supply voltages between 4.5V and 6.5V, with load voltage ranging from 0.5V to 0.7V. Key electrical parameters include a maximum output current of 3.2A and a 1:1 input-to-output ratio. The component features integrated fault protection mechanisms including overvoltage, under-voltage lockout (UVLO), and current limiting.

Power Distribution Switches, Load Drivers Feature Summary

• Integrated short-to-VBATT protection for enhanced port safety
• Configurable current sensing via the CS pin for load monitoring
• Supports MFi compliance through specific overcurrent protection configurations
• Low on-resistance N-channel output for efficient power delivery

Power Distribution Switches, Load Drivers Applications

• Automotive USB charging port controllers
• USB host charger interfaces requiring short-to-battery protection
• Vehicle infotainment system power distribution
• Mobile device charging ports in automotive environments

Power Distribution Switches, Load Drivers Procurement Notes

Verify the complete part number including suffixes such as IRVCRQ1 to ensure correct packaging and temperature grade. Confirm AEC-Q100 qualification status matches project requirements. Check moisture sensitivity level handling instructions prior to assembly. Ensure compatibility with existing PCB footprint for the 20-WQFN package. Validate that the selected variant meets all automotive reliability standards required for the specific application zone.

Power Distribution Switches, Load Drivers Selection Notes

Select this component when designing automotive USB interfaces requiring robust short-to-VBATT protection. Consider the 3.2A output capability for high-power charging scenarios. Evaluate the need for configurable current sensing if load monitoring is required. Ensure the operating temperature range aligns with the vehicle's environmental conditions. Compare against standard USB switches if automotive qualification is not mandatory.

Power Distribution Switches, Load Drivers Part Context

This part belongs to the TPS254900-Q1 series of USB power controllers designed specifically for automotive use. It complements other TI automotive PMICs by providing dedicated port management. The series includes variants like the TPS254900AIRVCRQ1 with similar form factors but potentially different initial testing or binning criteria. It serves as a critical interface between vehicle power systems and external USB devices.

Power Distribution Switches, Load Drivers Replacement Considerations

Direct substitutes may include other parts within the TPS254900-Q1 family such as the TPS254900AIRVCRQ1. Verify pinout compatibility and electrical specifications before substitution. Cross-reference with TPS2549 series components if lower current ratings are acceptable. Ensure any replacement maintains AEC-Q100 certification for automotive deployment.