LM3880MF-1AE/NOPB

Product Overview

Category

The LM3880MF-1AE/NOPB belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and controlling the power supply voltage in electronic systems.

Characteristics

• Voltage supervisor with adjustable threshold
• Low quiescent current consumption
• Wide operating voltage range
• Small package size
• High accuracy and reliability

Package

The LM3880MF-1AE/NOPB is available in a small outline package (SOP) format.

Essence

The essence of the LM3880MF-1AE/NOPB lies in its ability to monitor and regulate the power supply voltage, ensuring stable operation of electronic systems.

Packaging/Quantity

The LM3880MF-1AE/NOPB is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Operating Voltage Range: 2.5V to 10V
• Adjustable Threshold Voltage: 0.4V to 5V
• Quiescent Current: 10µA (typical)
• Power-On Reset Delay Time: 200ms (typical)
• Output Type: Active-Low Open-Drain
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM3880MF-1AE/NOPB has the following pin configuration:

1. GND (Ground)
2. VDD (Power Supply)
3. RESET (Active-Low Reset Output)
4. MR (Manual Reset Input)

Functional Features

• Voltage monitoring and supervision
• Power-on reset generation
• Manual reset input for system control
• Adjustable threshold voltage for flexibility
• Open-drain output for compatibility with various systems

Advantages and Disadvantages

Advantages

• Low quiescent current consumption helps conserve power
• Wide operating voltage range allows for versatile applications
• Adjustable threshold voltage provides customization options
• Small package size enables space-saving designs
• High accuracy and reliability ensure stable system operation

Disadvantages

• Lack of built-in hysteresis may lead to potential noise-related issues
• Limited availability of alternative models with similar features

Working Principles

The LM3880MF-1AE/NOPB works by continuously monitoring the power supply voltage. If the voltage falls below the adjustable threshold, it triggers a reset signal, indicating a power-on reset condition. The device also includes a manual reset input that can be used to override the automatic reset function.

Detailed Application Field Plans

The LM3880MF-1AE/NOPB finds application in various electronic systems where reliable power supply monitoring is crucial. Some specific application fields include:

1. Microcontrollers and microprocessors
2. Communication devices
3. Industrial control systems
4. Automotive electronics
5. Power management circuits

Detailed and Complete Alternative Models

While the LM3880MF-1AE/NOPB offers unique features, there are alternative models available in the market that serve similar purposes. Some notable alternatives include:

1. MAX823 - Voltage Supervisor with Fixed Threshold
2. TPS3839 - Ultra-Low Quiescent Current Supervisor
3. ADM6316 - Precision Voltage Monitor with Manual Reset

These alternative models provide different combinations of features and specifications, allowing designers to choose the most suitable option for their specific requirements.

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