MCP809M3-2.93

Product Overview

Category

The MCP809M3-2.93 belongs to the category of voltage supervisors.

Use

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

Characteristics

• Low-power consumption
• Wide operating voltage range
• High accuracy
• Small package size

Package

The MCP809M3-2.93 is available in a SOT-23-3 package.

Essence

The essence of the MCP809M3-2.93 is to provide reliable voltage monitoring and reset generation in various applications.

Packaging/Quantity

The product is typically packaged in reels, with each reel containing a specific quantity of MCP809M3-2.93 units.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage: 2.93V
• Reset Timeout Period: 140ms (typical)
• Quiescent Current: 1.0µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP809M3-2.93 has three pins:

1. VDD: Connects to the positive supply voltage.
2. GND: Connects to the ground reference.
3. RESET: Output pin that provides a reset signal when the monitored voltage falls below the threshold.

Functional Features

• Monitors the supply voltage continuously.
• Generates a reset signal when the voltage drops below the threshold.
• Ensures proper system initialization and operation.
• Provides protection against brownout conditions.

Advantages and Disadvantages

Advantages

• Low power consumption helps in energy-efficient designs.
• Wide operating voltage range makes it suitable for various applications.
• Small package size allows for space-saving designs.
• High accuracy ensures reliable voltage monitoring.

Disadvantages

• The reset timeout period may not be adjustable, limiting flexibility in certain applications.
• Limited number of pins restricts additional functionality integration.

Working Principles

The MCP809M3-2.93 operates by comparing the supply voltage with the preset threshold voltage. When the supply voltage drops below the threshold, the reset output is activated, indicating a power failure or brownout condition. Once the supply voltage rises above the threshold, the reset signal is deactivated, allowing the system to resume normal operation.

Detailed Application Field Plans

The MCP809M3-2.93 finds applications in various fields, including:

1. Microcontroller-based systems
2. Industrial automation
3. Power management circuits
4. Battery-powered devices
5. Embedded systems

Detailed and Complete Alternative Models

1. MCP809M3-3.0: Threshold voltage of 3.0V
2. MCP809M3-3.3: Threshold voltage of 3.3V
3. MCP809M3-4.38: Threshold voltage of 4.38V
4. MCP809M3-5.0: Threshold voltage of 5.0V

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

In conclusion, the MCP809M3-2.93 is a voltage supervisor that offers accurate and reliable voltage monitoring capabilities. Its low-power consumption, wide operating voltage range, and small package size make it suitable for various applications. However, its fixed reset timeout period and limited pin count should be considered when selecting this device for specific designs.