MAX16943EGEE/V+T

Overview

The MAX16943EGEE/V+T is a high-side USB power switch IC designed for automotive applications, featuring AEC-Q100 qualification. It operates within a supply voltage range of 4.75 V to 5.25 V and supports a continuous current limit of 1 A. The device exhibits a maximum on-resistance of 57 mOhms. Timing specifications include a maximum turn-on time of 10 ms and a maximum idle time of 1 ms. It functions reliably across an operating temperature range from -40°C to +105°C and is housed in a 16-pin QSOP package.

Feature Summary

• Integrated high-side power switching with overcurrent protection capabilities
• Automotive-grade reliability certified under AEC-Q100 standards
• Optimized for low on-resistance to minimize power loss during operation

Applications

• Automotive USB port protection circuits
• In-vehicle infotainment system power distribution
• High-side load switching in automotive electronics

Procurement Notes

Verify component authenticity through authorized channels due to limited availability status. Confirm that the specific suffix aligns with required packaging and thermal characteristics. Ensure compatibility with existing board layouts and thermal management strategies before integration into final designs.

Selection Notes

Select this component when automotive certification and robust USB protection are required. Evaluate the 1 A current limit against peak load demands. Consider the 57 mOhm on-resistance impact on efficiency. Verify that the 10 ms turn-on time meets system startup requirements without causing voltage droop issues.

Part Context

This part belongs to the MAX16943E series of USB protectors. It serves as a specialized solution for managing power delivery in harsh automotive environments. The device integrates control logic with power MOSFETs to provide comprehensive protection against short circuits and overloads.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official manufacturer resources for cross-reference data if alternative sourcing is necessary.