MCP1321T-26GE/OT

Introduction

The MCP1321T-26GE/OT is a voltage supervisor belonging to the category of integrated circuits. It is commonly used in electronic devices to monitor the power supply voltage and ensure proper operation. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Integrated Circuit
• Use: Voltage Supervisor
• Characteristics: Monitors power supply voltage, ensures proper operation
• Package: SOT-23-3
• Essence: Ensures system stability by monitoring voltage levels
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Voltage Threshold: 2.63V
• Output Type: Open Drain
• Reset Active: Low
• Reset Timeout: 140 ms (min)
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 1.0V to 5.5V

Detailed Pin Configuration

The MCP1321T-26GE/OT has a simple 3-pin configuration: 1. VDD: Supply Voltage Input 2. GND: Ground 3. RESET: Open-Drain Reset Output

Functional Features

• Monitors supply voltage and asserts reset signal when voltage falls below threshold
• Open-drain output allows for flexibility in interfacing with various microcontrollers and systems
• Wide operating temperature range enables use in diverse environmental conditions

Advantages and Disadvantages

Advantages

• Ensures system stability by monitoring voltage levels
• Open-drain output for versatile interfacing
• Wide operating temperature range for varied applications

Disadvantages

• Limited to monitoring single voltage threshold
• Requires external components for additional functionality

Working Principles

The MCP1321T-26GE/OT continuously monitors the supply voltage. When the voltage drops below the preset threshold, the device asserts a reset signal by pulling the RESET pin low. This action ensures that the connected system or microcontroller is reset, preventing erratic behavior due to insufficient voltage.

Detailed Application Field Plans

The MCP1321T-26GE/OT finds extensive use in various applications, including: - Power supply monitoring in embedded systems - Voltage supervision in automotive electronics - Battery management systems - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the MCP1321T-26GE/OT include: - MAX809: Similar voltage supervisors with adjustable thresholds - ADM811: Supervisory circuits with manual reset input - TPS3808: Microprocessor supervisory circuits with watchdog timer

In conclusion, the MCP1321T-26GE/OT is a reliable voltage supervisor with essential features for ensuring system stability in diverse electronic applications.

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