MCP112T-475E/MB

Introduction

The MCP112T-475E/MB is a microcontroller supervisory circuit designed to monitor the power supply voltage of microcontroller systems. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

• Category: Microcontroller Supervisory Circuit
• Use: Monitoring power supply voltage of microcontroller systems
• Characteristics: Low-power consumption, small form factor, high accuracy
• Package: SOT-23-5
• Essence: Ensures reliable operation of microcontroller systems by monitoring power supply voltage
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Voltage Range: 0.9V to 5.5V
• Reset Threshold Voltage: 4.75V
• Reset Timeout Period: 140ms (min)
• Operating Temperature Range: -40°C to 125°C
• Supply Current: 5µA (typical)

Detailed Pin Configuration

1. VDD: Power Supply Input
2. GND: Ground
3. MR: Reset Output
4. NC: No Connection
5. VDD: Power Supply Input

Functional Features

• Power-On Reset Generation: Ensures proper system initialization
• Manual Reset Input: Allows external reset control
• Low-Power Consumption: Ideal for battery-powered applications
• High Accuracy: Precise monitoring of power supply voltage

Advantages and Disadvantages

Advantages

• Reliable power supply monitoring
• Low power consumption
• Small form factor

Disadvantages

• Limited to specific voltage range
• Requires careful consideration of reset timeout period for different applications

Working Principles

The MCP112T-475E/MB operates by continuously monitoring the power supply voltage. When the voltage drops below the preset threshold, the reset output is activated, ensuring that the microcontroller system is reset and initialized properly.

Detailed Application Field Plans

The MCP112T-475E/MB is suitable for various applications, including: - Battery-powered devices - Embedded systems - IoT devices - Industrial automation

Detailed and Complete Alternative Models

• MCP809T-475I/TT: Similar functionality with different package and pin configuration
• MAX809: Offers comparable power supply monitoring features with adjustable reset threshold

In conclusion, the MCP112T-475E/MB is a reliable microcontroller supervisory circuit with precise power supply monitoring capabilities, making it suitable for a wide range of applications.

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