MAX6314US31D1-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor with Manual Reset
• Characteristics: Low-power, precision voltage monitoring, manual reset input, small package size
• Package: SOT23-5
• Essence: The MAX6314US31D1-T is a voltage monitor IC designed to monitor the power supply voltage of electronic systems and provide a manual reset function.
• Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 3.1V
• Manual Reset Input: Active-low push-button reset
• Reset Timeout Period: Adjustable from 1ms to 1600ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6314US31D1-T has a total of five pins:

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

Functional Features

• Voltage Monitoring: The MAX6314US31D1-T continuously monitors the power supply voltage and asserts the reset signal when the voltage drops below the threshold level.
• Manual Reset: The manual reset input allows the user to manually reset the system by pressing a push-button connected to the MR pin.
• Adjustable Reset Timeout: The reset timeout period can be adjusted using an external capacitor connected to the TH pin, allowing customization based on specific application requirements.
• Low-Power Operation: The IC operates at low power, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring ensures reliable system operation. - Manual reset function provides flexibility in system control. - Adjustable reset timeout allows customization for different applications. - Small package size enables space-saving designs.

Disadvantages: - Limited threshold voltage options may not cater to all voltage monitoring requirements. - The manual reset input requires an external push-button, adding additional components to the system.

Working Principles

The MAX6314US31D1-T operates by comparing the power supply voltage with the threshold voltage set by the TH pin. When the power supply voltage drops below the threshold level, the reset output is asserted low, indicating a system reset. The reset signal remains active until the power supply voltage rises above the threshold level or the manual reset input (MR) is triggered.

Detailed Application Field Plans

The MAX6314US31D1-T finds applications in various fields, including:

1. Embedded Systems: Provides voltage monitoring and manual reset functionality in microcontroller-based systems.
2. Industrial Control Systems: Ensures reliable operation by monitoring power supply voltage in industrial automation equipment.
3. Automotive Electronics: Protects sensitive electronic components by providing voltage monitoring and reset capabilities in automotive systems.
4. Consumer Electronics: Enables safe and controlled system resets in devices such as smart home appliances and audio/video equipment.

Detailed and Complete Alternative Models

1. MAX6315US31D1-T: Similar to MAX6314US31D1-T but with a different threshold voltage option.
2. MAX6316US31D1-T: Offers additional features such as adjustable reset timeout and multiple threshold voltage options.
3. MAX6317US31D1-T: Provides enhanced precision voltage monitoring and manual reset functionality.

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