MAX6313UK41D3-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 MAX6313UK41D3-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, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 4.10V
• Reset Timeout Period: Adjustable from 1ms to 1600ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 2µA (typical)

Detailed Pin Configuration

The MAX6313UK41D3-T has a total of five pins:

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

Functional Features

• Monitors the power supply voltage and asserts the reset signal when the voltage drops below the threshold level.
• Provides a manual reset input for immediate system reset.
• Offers an adjustable reset timeout period to accommodate different system requirements.
• Low quiescent current consumption ensures minimal power consumption during operation.

Advantages and Disadvantages

Advantages: - Compact SOT23-5 package allows for space-efficient integration into electronic systems. - Wide supply voltage range enables compatibility with various power supply configurations. - Precision voltage monitoring ensures reliable system operation. - Adjustable reset timeout period offers flexibility in system design.

Disadvantages: - Limited threshold voltage options may not cater to all voltage monitoring requirements. - Manual reset input may introduce the possibility of accidental resets if not properly implemented.

Working Principles

The MAX6313UK41D3-T operates by continuously monitoring the power supply voltage connected to the VCC pin. When the voltage drops below the threshold level set by the TH pin, the RESET pin is asserted low, indicating a power failure or an out-of-tolerance condition. The manual reset input (MR) allows for an immediate system reset when triggered. The reset timeout period can be adjusted using external components to meet specific system requirements.

Detailed Application Field Plans

The MAX6313UK41D3-T finds applications in various electronic systems where reliable voltage monitoring and manual reset functionality are essential. Some potential application fields include:

1. Microcontroller-based Systems: Ensures proper system initialization and prevents erratic behavior during power fluctuations.
2. Industrial Control Systems: Provides reliable power supply monitoring for critical equipment, preventing damage due to voltage instability.
3. Automotive Electronics: Monitors battery voltage and triggers system reset in case of under-voltage conditions.
4. Home Automation Systems: Enables safe shutdown and restart procedures during power outages or abnormal voltage levels.

Detailed and Complete Alternative Models

1. MAX6314: Similar to MAX6313UK41D3-T but with different threshold voltage options.
2. MAX6381: Voltage monitor IC with adjustable reset timeout period and additional features like watchdog timer.
3. MAX811: Supervisory circuit with manual reset input and adjustable reset timeout period.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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