MAX824MEUK+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics: Low-power, precision voltage monitoring, reset output
• Package: SOT-23-5
• Essence: Monitors supply voltage and provides a reset signal when voltage falls below a specified threshold
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 5.0V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX824MEUK+T IC has the following pin configuration:

1. GND: Ground connection
2. MR: Manual Reset input
3. RESET: Reset output
4. VCC: Positive supply voltage
5. TH: Threshold voltage selection pin

Functional Features

• Monitors the supply voltage continuously
• Generates a reset signal when the voltage falls below the set threshold
• Provides a manual reset option through the MR pin
• Adjustable reset timeout period for flexibility in application requirements
• Low-power consumption for energy-efficient designs

Advantages and Disadvantages

Advantages

• Precise voltage monitoring ensures reliable system operation
• Flexible threshold voltage options to suit different applications
• Adjustable reset timeout period allows customization
• Small package size enables space-saving designs
• Low-power consumption extends battery life

Disadvantages

• Limited to monitoring and resetting functions only
• Not suitable for applications requiring complex control or processing capabilities

Working Principles

The MAX824MEUK+T is designed to monitor the supply voltage of a system. It compares the input voltage with a set threshold voltage and generates a reset signal when the voltage falls below this threshold. The reset signal remains active until the voltage rises above the threshold or a manual reset is triggered.

The IC operates in low-power mode, consuming minimal energy while continuously monitoring the voltage. It offers adjustable timeout periods for the reset signal, allowing designers to fine-tune the response time according to their application requirements.

Detailed Application Field Plans

The MAX824MEUK+T is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are crucial. Some typical application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Power management circuits
4. Battery-powered devices
5. Industrial control systems
6. Automotive electronics

In these applications, the MAX824MEUK+T ensures proper system initialization and prevents erratic behavior caused by insufficient power supply voltage.

Detailed and Complete Alternative Models

• MAX823MEUK+T: Similar to MAX824MEUK+T but with fixed threshold voltage options (2.5V, 3.0V, 3.3V, 5.0V)
• MAX825MEUK+T: Similar to MAX824MEUK+T but with an open-drain reset output instead of push-pull

These alternative models offer similar functionality with slight variations to cater to specific design requirements.

Word count: 411 words