LM809M3X-4.38/NOPB

Introduction

The LM809M3X-4.38/NOPB is a voltage supervisor and reset generator belonging to the category of integrated circuits. This device is widely used in electronic systems to monitor the power supply voltage and ensure proper system operation. In this entry, we will provide an overview of the LM809M3X-4.38/NOPB, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Integrated Circuits
• Use: Voltage supervision and reset generation
• Characteristics: Low power consumption, high accuracy, small package size
• Package: SOT-23-3
• Essence: Monitors power supply voltage and generates reset signals
• Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

• Voltage Threshold: 4.38V
• Accuracy: ±2%
• Supply Current: 10µA
• Operating Temperature Range: -40°C to 125°C
• Output Type: Active-Low Reset

Detailed Pin Configuration

The LM809M3X-4.38/NOPB has a standard SOT-23-3 package with the following pin configuration: 1. VDD (Input) 2. GND (Ground) 3. RESET (Output)

Functional Features

• Voltage Monitoring: Monitors the input voltage and compares it to the threshold level.
• Reset Generation: Generates a reset signal when the input voltage falls below the threshold.
• Low Power Consumption: Consumes minimal current, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• High accuracy voltage monitoring
• Small package size
• Wide operating temperature range

Disadvantages

• Fixed voltage threshold may not be suitable for all applications
• Limited output options (only active-low reset)

Working Principles

The LM809M3X-4.38/NOPB operates by continuously monitoring the input voltage. When the voltage drops below the specified threshold, the device triggers the reset output, ensuring that the connected system is properly reset to a known state.

Detailed Application Field Plans

The LM809M3X-4.38/NOPB finds extensive use in various electronic systems, including: - Microcontroller-based systems - Industrial automation equipment - Automotive electronics - Portable consumer devices

Detailed and Complete Alternative Models

Some alternative models to the LM809M3X-4.38/NOPB include: - MAX809 - ADM809 - MCP809

In summary, the LM809M3X-4.38/NOPB is a reliable voltage supervisor and reset generator with specific characteristics and applications. Its compact design and low power consumption make it suitable for a wide range of electronic systems, providing essential voltage monitoring and reset functionality.

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