LM810M3X-4.00/NOPB

Product Overview

Category

The LM810M3X-4.00/NOPB belongs to the category of voltage supervisors.

Use

This product is primarily used for monitoring and controlling voltage levels in electronic circuits.

Characteristics

• Voltage Range: 4.00V
• Package Type: SOT-23
• Essence: Precision voltage supervisor with a fixed threshold
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The LM810M3X-4.00/NOPB has the following specifications:

• Supply Voltage Range: 1.0V to 6.0V
• Threshold Voltage: 4.00V ±2%
• Quiescent Current: 20µA (typical)
• Power-On Reset Delay: 200ms (typical)
• Active Low Output
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM810M3X-4.00/NOPB has three pins:

1. VCC: Connects to the power supply voltage.
2. GND: Ground reference for the device.
3. RESET: Active low output that indicates when the monitored voltage falls below the threshold.

Functional Features

The LM810M3X-4.00/NOPB offers the following functional features:

• Precision Monitoring: It accurately detects when the voltage drops below the preset threshold.
• Power-On Reset: The device provides a reset signal during power-up until the voltage reaches the threshold level.
• Low Quiescent Current: It consumes minimal current during operation, making it suitable for battery-powered applications.
• Small Package Size: The SOT-23 package allows for space-efficient integration into compact electronic designs.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring ensures reliable operation of electronic circuits. - Power-On Reset feature prevents erratic behavior during power-up. - Low quiescent current minimizes power consumption.

Disadvantages: - Fixed threshold voltage may not be suitable for all applications requiring different voltage levels. - Limited temperature range of -40°C to +85°C may restrict usage in extreme environments.

Working Principles

The LM810M3X-4.00/NOPB operates based on a voltage comparator circuit. It compares the input voltage with the fixed threshold voltage (4.00V) and generates an active low output when the input voltage falls below this threshold. The device continuously monitors the voltage, providing a reliable indication of the power supply status.

Detailed Application Field Plans

The LM810M3X-4.00/NOPB finds applications in various fields, including:

1. Automotive Electronics: It can be used to monitor critical voltage levels in automotive systems, ensuring proper functioning and preventing damage.
2. Industrial Control Systems: The device provides voltage supervision in control panels, protecting sensitive components from voltage fluctuations.
3. Consumer Electronics: It is suitable for use in portable devices, such as smartphones and tablets, to prevent unexpected shutdowns due to low battery voltage.
4. Medical Equipment: The LM810M3X-4.00/NOPB can be employed in medical devices to ensure stable power supply and safe operation.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM810M3X-4.00/NOPB include:

1. MAX809: Precision voltage supervisor with adjustable threshold voltage.
2. TL7705: Voltage supervisor with a wide operating temperature range.
3. ADM6315: Microprocessor supervisory circuit with a manual reset input.

These alternative models provide flexibility in terms of threshold voltage adjustment, temperature range, and additional features, catering to diverse application requirements.

In conclusion, the LM810M3X-4.00/NOPB is a precision voltage supervisor with a fixed threshold of 4.00V. It offers reliable voltage monitoring, power-on reset functionality, and low quiescent current consumption. While it has limitations in terms of fixed threshold voltage and temperature range, it finds applications in automotive electronics, industrial control systems, consumer electronics, and medical equipment. Alternative models with adjustable thresholds and different features are available to suit specific application needs.