LM810M3-2.93/NOPB

Product Overview

Category

LM810M3-2.93/NOPB belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage monitoring and reset functions.

Characteristics

• Voltage monitoring range: 2.93V
• Low power consumption
• Small package size
• Wide operating temperature range
• High accuracy

Package

LM810M3-2.93/NOPB is available in a small SOT-23 package.

Essence

The essence of LM810M3-2.93/NOPB lies in its ability to monitor voltage levels and provide a reset signal when the voltage falls below a certain threshold.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Supply voltage range: 1.6V to 5.5V
• Reset threshold voltage: 2.93V
• Reset timeout period: 140ms
• Quiescent current: 10µA
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

LM810M3-2.93/NOPB has three pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin that provides a reset signal when the monitored voltage falls below the threshold.

Functional Features

LM810M3-2.93/NOPB offers the following functional features:

• Voltage monitoring: It continuously monitors the input voltage and compares it with the preset threshold.
• Reset signal generation: When the voltage drops below the threshold, it generates a reset signal to initiate system reset.
• Precision: The IC provides accurate voltage monitoring, ensuring reliable system operation.
• Low power consumption: It consumes minimal power, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various systems.
• Small package size enables space-saving integration into compact designs.
• High accuracy ensures precise voltage monitoring.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• The reset timeout period may not be adjustable, limiting flexibility in certain applications.
• Limited availability of alternative models from other manufacturers.

Working Principles

LM810M3-2.93/NOPB operates based on a voltage comparator circuit. It compares the input voltage with the preset threshold voltage (2.93V). When the input voltage drops below this threshold, the internal circuitry generates a reset signal, which can be used to initiate system reset or perform other necessary actions.

Detailed Application Field Plans

LM810M3-2.93/NOPB finds applications in various electronic systems where voltage monitoring and reset functions are crucial. Some specific application fields include:

1. Microcontrollers: Ensuring reliable system startup and preventing malfunctions caused by low voltage conditions.
2. Power management systems: Protecting sensitive components from undervoltage events and facilitating safe shutdown procedures.
3. Battery-powered devices: Optimizing battery usage by initiating power-saving modes or hibernation when the voltage drops below the threshold.
4. Industrial automation: Monitoring critical voltages in control systems to prevent damage or data loss during power fluctuations.

Detailed and Complete Alternative Models

While LM810M3-2.93/NOPB is a popular choice, there are alternative models available from different manufacturers that offer similar functionality. Some notable alternatives include:

1. MAX809: Manufactured by Maxim Integrated, it provides voltage monitoring and reset functions with adjustable timeout periods.
2. MCP100: Produced by Microchip Technology, it offers voltage monitoring and reset capabilities in a compact SOT-23 package.
3. TPS3808: Texas Instruments' offering, featuring adjustable voltage thresholds and various package options.

These alternative models provide flexibility in terms of features, specifications, and availability, allowing designers to choose the most suitable option for their specific application requirements.

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