MAX6424UK22+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, precision voltage monitoring
• Package: SOT23-5
• Essence: Provides accurate monitoring and reset generation for microcontrollers and other digital systems
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.2V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Quiescent Current: 3µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6424UK22+T has a total of 5 pins:

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

Functional Features

• Accurate voltage monitoring: The MAX6424UK22+T ensures precise monitoring of the supply voltage, preventing erratic behavior or data corruption in microcontrollers and digital systems.
• Adjustable reset timeout period: The reset timeout period can be easily adjusted according to the specific requirements of the application, allowing flexibility in system design.
• Manual reset capability: The MR pin allows for manual reset initiation, providing an additional means of controlling the system's operation.
• Low quiescent current: With a typical quiescent current of only 3µA, the MAX6424UK22+T minimizes power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High accuracy in voltage monitoring - Adjustable reset timeout period - Manual reset capability - Low power consumption

Disadvantages: - Limited threshold voltage options - SOT23-5 package may require careful handling during assembly

Working Principles

The MAX6424UK22+T operates by comparing the supply voltage with a fixed threshold voltage. When the supply voltage drops below the threshold, the reset output is activated, signaling a system reset. The reset timeout period determines how long the reset output remains active after the supply voltage returns to an acceptable level.

Detailed Application Field Plans

The MAX6424UK22+T finds applications in various fields where accurate voltage monitoring and reset generation are crucial. Some potential application areas include:

1. Microcontroller Systems: Ensuring reliable operation and preventing data corruption in microcontroller-based systems.
2. Industrial Control Systems: Providing precise voltage monitoring for critical control systems, ensuring stable and safe operation.
3. Automotive Electronics: Monitoring supply voltage in automotive applications, preventing malfunctions and protecting sensitive electronic components.
4. Battery-Powered Devices: Extending battery life by efficiently managing power consumption through accurate voltage monitoring.

Detailed and Complete Alternative Models

1. MAX6424UK22+T: The specific model discussed in this entry, offering a 2.2V threshold voltage option.
2. MAX6424UK25+T: Similar to the MAX6424UK22+T, but with a 2.5V threshold voltage option.
3. MAX6424UK27+T: Another variant with a 2.7V threshold voltage option.
4. MAX6424UK30+T: Provides a 3.0V threshold voltage option.

These alternative models offer different threshold voltage options to cater to diverse application requirements.

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