MAX6319LHUK46C-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: SOT23-5
• Essence: Monitors the voltage level and provides a reset signal when it 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, 3.63V, 4.38V, 4.63V
• Quiescent Current: 1µA (typical)
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6319LHUK46C-T has a total of 5 pins:

1. GND: Ground connection
2. RESET: Output pin for reset signal
3. MR: Manual reset input
4. TH: Threshold voltage selection pin
5. VCC: Power supply input

Functional Features

• Voltage Monitoring: The MAX6319LHUK46C-T continuously monitors the input voltage and compares it with the selected threshold voltage.
• Reset Signal Generation: When the input voltage falls below the threshold voltage, the IC generates a reset signal on the RESET pin.
• Adjustable Threshold: The TH pin allows the user to select one of the available threshold voltage options.

Advantages and Disadvantages

Advantages: - Low-power consumption makes it suitable for battery-powered applications. - Precision voltage monitoring ensures accurate reset signal generation. - Adjustable threshold voltage provides flexibility in different applications.

Disadvantages: - Limited threshold voltage options may not cover all voltage monitoring requirements. - SOT23-5 package may not be suitable for applications with space constraints.

Working Principles

The MAX6319LHUK46C-T operates by comparing the input voltage with the selected threshold voltage. When the input voltage drops below the threshold, the IC generates a reset signal on the RESET pin. The reset signal remains active until the input voltage rises above the threshold and the reset timeout period elapses.

Application Field Plans

The MAX6319LHUK46C-T is commonly used in various applications where voltage monitoring and reset functionality are required. Some potential application fields include:

1. Microcontrollers: Ensuring proper system initialization and reliable operation by monitoring the power supply voltage.
2. Industrial Control Systems: Providing a reset signal to restart or reconfigure systems when the power supply voltage drops below a certain level.
3. Automotive Electronics: Monitoring battery voltage and generating a reset signal to prevent malfunctioning or damage during low-voltage conditions.

Alternative Models

1. MAX6318LHUK46C-T: Similar to MAX6319LHUK46C-T but with different threshold voltage options.
2. MAX6317LHUK46C-T: Lower quiescent current version of MAX6319LHUK46C-T.
3. MAX6316LHUK46C-T: Higher threshold voltage options compared to MAX6319LHUK46C-T.

These alternative models provide similar functionality with slight variations in specifications and features.

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