MAX6314US26D1-T

Product Overview

• Category: Integrated Circuit
• Use: Voltage Monitor and Reset Circuit
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: SOT23-5
• Essence: Monitors voltage levels and provides reset signals to microcontrollers or other digital systems.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.63V, 2.93V, 3.08V, 3.30V, 3.63V, 4.38V, 4.63V
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6314US26D1-T has a total of 5 pins:

1. VCC: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Active-low reset output pin.
4. MR: Manual reset input pin.
5. TH: Threshold voltage selection pin.

Functional Features

• Monitors the supply voltage and asserts the reset signal when it falls below the threshold voltage.
• Provides a manual reset option through the MR pin.
• Offers adjustable threshold voltage options for flexibility in different applications.
• Low-power consumption for energy-efficient designs.
• Precision voltage monitoring ensures accurate detection of voltage variations.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - Adjustable threshold voltage enables customization based on specific requirements. - Small package size (SOT23-5) saves board space. - Low-power operation prolongs battery life in portable devices.

Disadvantages: - Limited number of threshold voltage options. - Lack of built-in hysteresis may lead to potential noise-related issues in certain applications.

Working Principles

The MAX6314US26D1-T operates by continuously monitoring the supply voltage. When the voltage falls below the selected threshold voltage, the reset output is asserted low, indicating a system reset condition. The reset signal remains active until the supply voltage rises above the threshold voltage and the reset timeout period elapses. The manual reset input (MR) allows for an external reset control option.

Detailed Application Field Plans

The MAX6314US26D1-T finds application in various fields, including:

1. Microcontroller Systems: Provides reliable power-on reset functionality to ensure proper initialization of microcontrollers.
2. Industrial Control Systems: Monitors supply voltage levels in industrial equipment and triggers resets when necessary.
3. Automotive Electronics: Ensures stable operation of automotive electronic systems by detecting voltage drops and initiating resets if required.
4. Battery-Powered Devices: Protects battery-powered devices from operating at low voltages, preventing data corruption or erratic behavior.

Detailed and Complete Alternative Models

1. MAX6315US26D1-T: Similar to MAX6314US26D1-T but with additional features such as adjustable reset timeout period.
2. MAX6316US26D1-T: Offers a wider range of threshold voltage options for increased flexibility.
3. MAX6317US26D1-T: Provides built-in hysteresis for improved noise immunity.

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