MCP809M3-2.63/NOPB

Overview

Product Category

The MCP809M3-2.63/NOPB belongs to the category of voltage supervisors.

Use

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

Characteristics

• Voltage threshold: 2.63V
• Accuracy: ±1.5%
• Low quiescent current: 1.6µA (typical)
• Wide operating voltage range: 1.0V to 10.0V
• Active-low reset output
• Manual reset input
• Power-on reset delay time: 100ms (typical)

Package

The MCP809M3-2.63/NOPB is available in a SOT-23-3 package.

Essence

The essence of this product lies in its ability to provide accurate voltage monitoring and reset functionality, ensuring proper operation of electronic systems.

Packaging/Quantity

The MCP809M3-2.63/NOPB is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Supply Voltage Range: 1.0V to 10.0V
• Reset Threshold Voltage: 2.63V
• Reset Threshold Accuracy: ±1.5%
• Quiescent Current: 1.6µA (typical)
• Reset Output: Active-low
• Manual Reset Input: Yes
• Power-On Reset Delay Time: 100ms (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MCP809M3-2.63/NOPB has three pins arranged as follows:

┌─────────┐ RESET | | GND | | VDD | | └─────────┘

• RESET: Active-low reset output.
• GND: Ground connection.
• VDD: Power supply voltage input.

Functional Features

1. Voltage Monitoring: The MCP809M3-2.63/NOPB continuously monitors the power supply voltage and provides a reset signal when it falls below the threshold voltage of 2.63V.
2. Manual Reset Input: It includes a manual reset input pin that allows external control over the reset function.
3. Power-On Reset Delay: The device incorporates a power-on reset delay of 100ms to ensure stable operation during power-up.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring ensures reliable system operation.
• Low quiescent current minimizes power consumption.
• Wide operating voltage range allows compatibility with various systems.
• Compact SOT-23-3 package enables space-saving integration.

Disadvantages

• Limited reset threshold options may not suit all applications.
• Lack of adjustable reset delay time may be a limitation in certain scenarios.

Working Principles

The MCP809M3-2.63/NOPB operates by comparing the power supply voltage with the preset threshold voltage. When the voltage drops below the threshold, the reset output is activated, indicating a low-voltage condition. The manual reset input can also trigger the reset function. The power-on reset delay ensures that the reset output remains inactive for a specified period during system startup.

Application Field Plans

The MCP809M3-2.63/NOPB finds application in various electronic systems where accurate voltage monitoring and reset functionality are crucial. Some potential fields of application include:

1. Microcontroller Systems: Ensuring proper operation and preventing data corruption during power fluctuations.
2. Industrial Control Systems: Providing reliable reset functionality for critical equipment and processes.
3. Automotive Electronics: Monitoring and controlling power supply voltage in automotive systems to prevent malfunctions.
4. Battery-Powered Devices: Protecting battery life by monitoring voltage levels and initiating appropriate actions.

Alternative Models

1. MCP809M3-2.93/NOPB: Similar to MCP809M3-2.63/NOPB, but with a higher reset threshold voltage of 2.93V.
2. MCP809M3-3.08/NOPB: Another variant with a reset threshold voltage of 3.08V.
3. MCP809M3-3.30/NOPB: Offers a higher reset threshold voltage of 3.30V.

These alternative models provide different reset threshold options to cater to specific voltage monitoring requirements.

In conclusion, the MCP809M3-2.63/NOPB is a voltage supervisor that offers accurate voltage monitoring, reset functionality, and low power consumption. Its compact package and wide operating voltage range make it suitable for various electronic systems. However, limited reset threshold options and fixed reset delay time may be considered as disadvantages in certain applications.