MAX6318LHUK31AY-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: 2.93V, 3.08V, 3.15V, 3.30V, 3.42V, 3.63V, 4.38V, 4.63V
• Reset Timeout Period: Adjustable from 1ms to 1600ms
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6318LHUK31AY-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 power supply input
5. TH: Threshold voltage selection pin

Functional Features

• Low-power consumption: The MAX6318LHUK31AY-T operates with a quiescent current of only 1µA, making it suitable for battery-powered applications.
• Precision voltage monitoring: It accurately monitors the voltage level of the power supply and provides a reliable reset signal when the voltage falls below the selected threshold.
• Adjustable reset timeout period: The reset timeout period can be adjusted according to the application requirements, allowing flexibility in system design.
• Manual reset capability: The MR pin allows for manual resetting of the device, providing an additional level of control.

Advantages and Disadvantages

Advantages: - Low-power consumption extends battery life in portable devices. - Precision voltage monitoring ensures reliable system operation. - Adjustable reset timeout period allows customization for different applications. - Manual reset capability provides flexibility in system control.

Disadvantages: - Limited threshold voltage options may not cover all voltage monitoring requirements. - SOT23-5 package may limit heat dissipation in high-power applications.

Working Principles

The MAX6318LHUK31AY-T operates by comparing the input voltage with the selected threshold voltage. When the input voltage falls below the threshold, the reset output is activated, indicating a power failure or low voltage condition. The reset output remains active until the input voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The MAX6318LHUK31AY-T is commonly used in various applications where precise voltage monitoring is critical. Some potential application fields include:

1. Battery-powered devices: Ensures proper shutdown or system reset when the battery voltage drops below a safe level.
2. Industrial control systems: Monitors power supply voltages to prevent malfunctions or damage to sensitive equipment.
3. Automotive electronics: Provides voltage monitoring for automotive systems, ensuring reliable operation and preventing damage due to voltage fluctuations.
4. Medical devices: Ensures safe operation by monitoring power supply voltages and triggering appropriate actions in case of voltage deviations.

Detailed and Complete Alternative Models

1. MAX6316LUK46BY-T: Similar voltage monitor IC with a different threshold voltage range (4.63V to 4.88V).
2. MAX6319MUK29CY-T: Voltage monitor IC with a wider supply voltage range (1.6V to 6.0V) and adjustable threshold voltage options.
3. MAX6320PUK26CY-T: Voltage monitor IC with a higher threshold voltage range (2.55V to 2.85V) and adjustable reset timeout period.

(Note: These alternative models are provided as examples and may not cover all possible alternatives.)

This entry provides an overview of the MAX6318LHUK31AY-T, a voltage monitor IC used in various applications. It includes information on its specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.