LM3880MF-1AB/NOPB

Power Supply Controllers, Monitors Overview

The LM3880MF-1AB/NOPB is a simple power sequencer from Texas Instruments designed for monitoring three independent voltage rails. It operates within a supply voltage range of 2.7V to 5.5V and features a fixed reset delay time of 16ms. The device utilizes open-drain outputs with a threshold voltage of 1.25V. It lacks manual reset, watchdog timer, and battery backup switch functionalities. The component is housed in a SOT-23-6 package and supports surface-mount installation.

Power Supply Controllers, Monitors Feature Summary

• Monitors three independent input rails for power sequence control
• Provides fixed time delay for reset signal generation
• Features open-drain output configuration for flexible interfacing
• Operates without manual reset or external watchdog requirements

Power Supply Controllers, Monitors Applications

• Automotive grade power sequencing applications
• Multi-rail power supply management systems
• Embedded system power-up sequence control
• Voltage rail supervision in compact electronic devices

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix designation against official Texas Instruments documentation to confirm exact electrical characteristics and automotive qualification status. Ensure the ordering part number matches the required reset delay and threshold specifications for the target application. Cross-reference the datasheet for any recent product change notices affecting pinout or marking conventions before finalizing procurement orders.

Power Supply Controllers, Monitors Selection Notes

Select this component when a fixed-delay, three-rail supervisory solution is required for automotive or industrial environments. Consider the open-drain output capability for compatibility with various logic levels. Evaluate the absence of manual reset and watchdog features against system safety requirements. Confirm that the SOT-23-6 package fits the available PCB space constraints.

Power Supply Controllers, Monitors Part Context

This device belongs to the LM3880 series of simple power sequencers manufactured by Texas Instruments. The series provides basic voltage monitoring and sequencing functions for multi-supply systems. The LM3880 family includes variants with different delay times and automotive qualifications. This specific model represents an automotive-grade option within the lineup.

Power Supply Controllers, Monitors Replacement Considerations

LM3880QMF-1AF/NOPB

Power Supply Controllers, Monitors FAQ

Does the LM3880MF-1AB/NOPB include a manual reset function?

No, the device does not support manual reset functionality.

What is the reset delay time for this sequencer?

The reset delay time is fixed at 16 ms.