MAX6314US25D1-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-Power, Precision, Reset Output
• Package: SOT23-5
• Essence: Monitors the voltage level and provides a reset output signal when the voltage drops below a specified threshold.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.5V
• Reset Timeout Period: Adjustable or Fixed (140ms typ.)
• Quiescent Current: 3µA (typ.)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6314US25D1-T has a total of 5 pins:

1. GND: Ground connection
2. MR: Manual Reset Input
3. VCC: Supply Voltage Input
4. RESET: Reset Output
5. TH: Threshold Voltage Selection

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below the threshold voltage.
• Provides a manual reset input for immediate system reset.
• Offers an adjustable reset timeout period or a fixed timeout option.
• Low quiescent current consumption ensures minimal power usage.

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems.
• Low-power operation prolongs battery life in portable devices.
• Precision monitoring ensures reliable system performance.
• Small package size enables space-saving PCB designs.
• Adjustable reset timeout period offers flexibility in different applications.

Disadvantages

• Limited threshold voltage options may not suit all voltage monitoring requirements.
• Lack of built-in hysteresis may result in potential false triggering.

Working Principles

The MAX6314US25D1-T operates by continuously monitoring the supply voltage connected to the VCC pin. When the voltage drops below the threshold voltage set by the TH pin, the IC generates a reset signal on the RESET pin. This reset signal can be used to initiate a system reset or trigger other necessary actions.

The device also includes a manual reset input (MR) that allows an immediate system reset when activated. The reset timeout period can be adjusted using external components or fixed at a default value of 140ms.

Detailed Application Field Plans

The MAX6314US25D1-T finds applications in various fields where voltage monitoring and system reset functionality are crucial. Some potential application areas include:

1. Battery-Powered Devices: Ensuring proper shutdown and system reset during low battery conditions.
2. Industrial Control Systems: Monitoring power supply integrity and initiating system recovery after power disruptions.
3. Automotive Electronics: Detecting voltage drops and triggering appropriate actions to prevent system malfunctions.
4. Medical Equipment: Providing reliable reset signals for critical medical devices to ensure patient safety.
5. Home Automation: Monitoring power supply stability and resetting smart home systems in case of voltage fluctuations.

Detailed and Complete Alternative Models

• MAX6316MUK46AY+T
• MAX6318LHUK29CY+T
• MAX6320PUK26BY+T
• MAX6322HPUK30DY+T
• MAX6324GUT46CT+T

These alternative models offer similar voltage monitoring and reset functionality, but with different specifications and package options. It is recommended to review their datasheets for detailed information and suitability for specific applications.

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