LM74202QPWPRQ1

Overview

The LM74202QPWPRQ1 is a 40-V, 2.2-A integrated ideal diode designed for automotive applications. It operates within a supply voltage range of 4.2V to 40V and features a maximum supply current of 285 µA. The device supports an operating temperature range of -40°C to +125°C (TJ) and meets AEC-Q100 Grade 1 standards. It provides comprehensive protection against overvoltage, reverse polarity, and short circuits.

Feature Summary

• Integrated ideal diode functionality with built-in protection features
• Automotive-grade reliability compliant with AEC-Q100 Grade 1
• Wide input voltage range supporting up to 40V systems

Applications

• Automotive power distribution networks
• Load protection in vehicle electronics
• General purpose power management systems

Procurement Notes

Verify the specific ordering suffix PWPRQ1 matches the required package and tape/reel configuration. Confirm that the AEC-Q100 Grade 1 qualification aligns with your project's automotive reliability requirements. Ensure the 40V rating is sufficient for your system's transient voltage conditions.

Selection Notes

Select this component when a compact, high-current solution is needed for automotive power rails. It is suitable for designs requiring robust protection against reverse polarity and overvoltage without external discrete components. Consider the WSON-12 package size constraints and thermal performance for your PCB layout.

Part Context

This part belongs to Texas Instruments' LM7420x-Q1 family of integrated ideal diodes. These devices are engineered to replace traditional Schottky diodes, offering lower forward voltage drop and improved efficiency. The family targets demanding automotive environments where space and reliability are critical.

Replacement Considerations

LM74202QDRRRQ1