MAX6313UK38D1-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: SOT23-5
• Essence: Monitors voltage levels and provides a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.45V, 4.38V
• Reset Timeout Period: 140ms, 280ms, 560ms, or 1120ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6313UK38D1-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

• Monitors the supply voltage and generates a reset signal when it drops below the selected threshold voltage.
• Provides an active-low reset output that remains low until the supply voltage rises above the threshold voltage for the specified timeout period.
• Offers a manual reset input for immediate system reset.
• Low-power consumption makes it suitable for battery-powered applications.
• Adjustable threshold voltage and reset timeout period provide flexibility in different applications.

Advantages and Disadvantages

Advantages

• Precise monitoring of voltage levels ensures reliable system operation.
• Adjustable threshold voltage allows customization based on specific requirements.
• Low-power consumption extends battery life in portable devices.
• Small package size (SOT23-5) enables space-efficient designs.
• Manual reset input provides flexibility in system control.

Disadvantages

• Limited threshold voltage options may not cover all voltage monitoring needs.
• Reset timeout period options may not be suitable for all applications.
• SOT23-5 package may require additional precautions for thermal dissipation in high-power applications.

Working Principles

The MAX6313UK38D1-T operates by continuously monitoring the supply voltage connected to the VCC pin. When the voltage drops below the selected threshold voltage, the IC generates an active-low reset signal on the RESET pin. This reset signal remains low until the supply voltage rises above the threshold voltage for the specified timeout period. The manual reset input (MR) allows immediate system reset when triggered.

Detailed Application Field Plans

The MAX6313UK38D1-T is commonly used in various applications where reliable voltage monitoring and system reset functionality are required. Some of the typical application fields include:

1. Microcontroller Systems: Ensures proper operation by monitoring the power supply voltage and initiating a reset if it falls below the specified threshold.
2. Battery-Powered Devices: Maximizes battery life by providing efficient voltage monitoring and reset capabilities.
3. Industrial Control Systems: Protects sensitive equipment from voltage fluctuations and ensures safe operation.
4. Automotive Electronics: Monitors critical voltages in automotive systems and triggers a reset if necessary.
5. Home Automation: Provides voltage monitoring and reset functionality in smart home devices for enhanced reliability.

Detailed and Complete Alternative Models

1. MAX6314UK46D3-T: Similar to MAX6313UK38D1-T but with different threshold voltage options (4.63V, 4.75V, 5.13V, 6.25V).
2. MAX6315UK29D2-T: Voltage monitor with fixed threshold voltage options (2.93V, 3.08V, 3.45V, 4.38V) and a shorter reset timeout period.
3. MAX6316UK31D1-T: Adjustable threshold voltage options (3.13V, 3.25V, 3.63V, 4.75V) with a longer reset timeout period.

These alternative models offer similar functionality but with different specifications to cater to specific application requirements.

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