MAX6313UK44D2-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Reset Output
• Package: SOT-143
• Essence: Monitors the voltage level and provides a reset signal when the voltage falls below a specified threshold.
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Threshold Voltage Options: 4.4V
• Reset Timeout Period: Adjustable or Fixed (140ms, 280ms, 560ms, or 1120ms)
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)

Detailed Pin Configuration

The MAX6313UK44D2-T has the following pin configuration:

1. GND: Ground
2. RESET: Active-Low Reset Output
3. MR: Manual Reset Input
4. VCC: Supply Voltage

Functional Features

• Monitors the supply voltage continuously.
• Generates a reset signal when the voltage drops below the threshold.
• Provides an active-low reset output.
• Offers a manual reset input for external control.

Advantages and Disadvantages

Advantages

• Low-power consumption ensures energy efficiency.
• Precision monitoring of voltage levels enhances system reliability.
• Small package size allows for space-saving designs.
• Adjustable reset timeout period offers flexibility in different applications.

Disadvantages

• Limited threshold voltage options may not suit all voltage monitoring requirements.
• SOT-143 package may be challenging to solder for some users.

Working Principles

The MAX6313UK44D2-T operates by comparing the supply voltage with a fixed threshold voltage. When the supply voltage drops below the threshold, the IC generates an active-low reset signal. This signal can be used to reset microcontrollers, digital logic circuits, or other devices in the system. The reset timeout period can be adjusted or set to a fixed value, determining how long the reset signal remains active after the voltage returns to normal.

Detailed Application Field Plans

The MAX6313UK44D2-T is commonly used in various applications where reliable voltage monitoring and reset functionality are required. Some of the typical application fields include:

1. Microcontroller Systems: Ensures proper initialization and reliable operation of microcontrollers by providing a reset signal when the supply voltage is insufficient.
2. Power Management: Protects sensitive electronic components from voltage fluctuations and prevents erratic behavior during power-up or power-down sequences.
3. Industrial Control Systems: Monitors power supply voltages in industrial environments to prevent damage to critical equipment and ensure safe operation.
4. Automotive Electronics: Provides voltage monitoring and reset capabilities for automotive systems, ensuring stable operation and preventing malfunctions.

Detailed and Complete Alternative Models

• MAX6314UK46D3-T
• MAX6315UK29D3-T
• MAX6316LUK45CY-T
• MAX6317HUK26CY-T
• MAX6318LHUK48CY-T

These alternative models offer similar voltage monitoring and reset functionalities, but with different threshold voltage options, package types, or additional features. Users can choose the most suitable alternative based on their specific requirements.

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