MAX6313UK45D3-T

Product Overview

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

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 4.5V
• Reset Timeout Period: Adjustable from 1ms to 1600ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1.5µA (typical)

Detailed Pin Configuration

The MAX6313UK45D3-T IC has a total of five pins:

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

Functional Features

• Monitors the voltage level of the power supply continuously.
• Generates an active-low reset signal when the voltage drops below the set threshold.
• Provides an adjustable reset timeout period for customization.
• Low quiescent current consumption ensures minimal power usage.

Advantages

• Wide supply voltage range allows compatibility with various systems.
• Precision voltage monitoring ensures accurate detection of voltage drops.
• Adjustable reset timeout period offers flexibility in different applications.
• Low quiescent current minimizes power consumption, suitable for battery-powered devices.
• Small SOT23-5 package enables space-saving designs.

Disadvantages

• Limited threshold voltage options may not cater to all voltage monitoring requirements.
• Lack of built-in hysteresis may result in potential oscillations near the threshold voltage.

Working Principles

The MAX6313UK45D3-T operates by continuously monitoring the input supply voltage. When the voltage falls below the set threshold, the IC generates an active-low reset signal on the RESET pin. The reset timeout period can be adjusted using the MR pin, allowing customization based on specific application needs.

Detailed Application Field Plans

The MAX6313UK45D3-T is commonly used in various applications where voltage monitoring and system reset functionality are required. Some typical application fields include:

1. Battery-powered devices: Ensures proper operation by monitoring battery voltage and initiating a reset when it drops below a critical level.
2. Microcontroller systems: Provides a reliable reset signal to microcontrollers during power-up or voltage fluctuations, ensuring a controlled startup sequence.
3. Industrial automation: Monitors power supply voltages in industrial control systems, preventing malfunctions due to voltage variations.
4. Automotive electronics: Protects sensitive electronic components by monitoring and resetting the system when the supply voltage deviates from the specified range.

Detailed and Complete Alternative Models

1. MAX6314UK46D3-T: Similar to MAX6313UK45D3-T but with a threshold voltage option of 4.6V.
2. MAX6315UK47D3-T: Similar to MAX6313UK45D3-T but with a threshold voltage option of 4.7V.
3. MAX6316UK48D3-T: Similar to MAX6313UK45D3-T but with a threshold voltage option of 4.8V.
4. MAX6317UK49D3-T: Similar to MAX6313UK45D3-T but with a threshold voltage option of 4.9V.

These alternative models provide different threshold voltage options to accommodate a wider range of voltage monitoring requirements.

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