LM3880MFE-1AD/NOPB

Power Supply Controllers, Monitors Overview

The LM3880MFE-1AD/NOPB is a supervisory circuit and voltage sequencer manufactured by Texas Instruments. It operates within a supply voltage range of 2.7V to 5.5V with a typical supply current of 25 µA. The device monitors three inputs, features an open-drain output type, and includes a fixed reset delay time of 120 ms. It has a threshold voltage of 1.25 V and an accuracy of 20%. The component is housed in a SOT-23-6 package, supports surface mount installation, and functions across a temperature range of -40°C to +125°C.

Power Supply Controllers, Monitors Feature Summary

• Provides simple power sequencing for three-rail systems
• Features open-drain outputs for flexible interfacing
• Includes a fixed reset delay timer for controlled startup
• Designed for automotive grade applications

Power Supply Controllers, Monitors Applications

• Automotive power management systems
• Multi-rail voltage sequencing
• Power supply supervision

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix '1AD' against the official datasheet to confirm the exact reset delay and configuration parameters. Ensure the AEC-Q100 qualification status aligns with your automotive requirements. Confirm the SOT-23-6 footprint matches your PCB layout constraints before finalizing procurement.

Power Supply Controllers, Monitors Selection Notes

Select this component when a fixed 120 ms reset delay is required for three-input monitoring. It is suitable for designs needing low quiescent current and automotive reliability. Compare against other LM3880 variants if different delay times or input counts are needed. Ensure the 20% accuracy meets the system's tolerance requirements.

Power Supply Controllers, Monitors Part Context

This part belongs to the LM3880 series of power supply sequencers from Texas Instruments. It is designed to simplify the startup sequence of complex power systems by monitoring multiple rails. The series offers various configurations tailored for different timing and input requirements in industrial and automotive environments.

Power Supply Controllers, Monitors Replacement Considerations

Check for other LM3880 variants with matching 120 ms delay and 3-input capability. Verify pinout compatibility with the SOT-23-6 package. Ensure electrical specifications such as supply voltage range and operating temperature overlap sufficiently.