MCP131-270E/TO

Product Overview

Category

The MCP131-270E/TO belongs to the category of voltage supervisors.

Use

It is used to monitor the power supply voltage levels and provide a reset signal to the microcontroller in case of an under-voltage condition.

Characteristics

• Package: TO-92
• Essence: Voltage supervisor with manual reset input
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Voltage Threshold: 2.7V
• Reset Timeout Period: 140ms (min)
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 1.0V to 5.5V
• Quiescent Current: 6µA (typical)

Detailed Pin Configuration

The MCP131-270E/TO has three pins: 1. VDD: Supply voltage input 2. GND: Ground connection 3. MR: Manual reset input

Functional Features

• Monitors the power supply voltage
• Provides a reset signal to the microcontroller when the voltage drops below the threshold
• Includes a manual reset input for external control

Advantages and Disadvantages

Advantages

• Low quiescent current
• Wide supply voltage range
• Manual reset input for flexibility

Disadvantages

• Fixed voltage threshold may not be suitable for all applications
• Limited timeout period

Working Principles

The MCP131-270E/TO operates by comparing the supply voltage with the preset threshold. When the voltage falls below the threshold, it generates a reset signal to ensure proper operation of the microcontroller.

Detailed Application Field Plans

The MCP131-270E/TO is commonly used in embedded systems, IoT devices, and battery-powered applications where monitoring the supply voltage is critical for system stability.

Detailed and Complete Alternative Models

Some alternative models to the MCP131-270E/TO include: - MAX809 - ADM811 - TPS3808

In summary, the MCP131-270E/TO is a voltage supervisor with a fixed threshold and manual reset input, suitable for various low-power and battery-operated applications.

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