MAX6381XR31D3-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics: Low-power, precision voltage monitoring, reset output
• Package: SOT23-3
• Essence: Provides a reliable way to monitor the voltage level of a power supply and generate 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, 3.30V, 4.63V, 4.38V, 4.50V
• Reset Timeout Period: 140ms, 280ms, 560ms, 1120ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6381XR31D3-T has three pins:

1. VCC: Power supply input pin
2. GND: Ground pin
3. RESET: Output pin for the reset signal

Functional Features

• Accurate voltage monitoring: The MAX6381XR31D3-T ensures precise monitoring of the power supply voltage.
• Reset output: When the voltage falls below the set threshold, the device generates a reset signal to initiate a system reset.
• Adjustable threshold voltage: The IC offers multiple threshold voltage options to suit different applications.
• Programmable reset timeout period: The reset timeout period can be configured to meet specific system requirements.

Advantages and Disadvantages

Advantages: - Low-power consumption - Small package size - Wide operating voltage range - Adjustable threshold voltage and reset timeout period

Disadvantages: - Limited number of threshold voltage options - Single reset output pin

Working Principles

The MAX6381XR31D3-T operates by continuously monitoring the voltage level at the VCC pin. When the voltage falls below the set threshold, the device triggers the RESET pin, generating a reset signal. This signal can be used to reset microcontrollers, digital logic circuits, or other system components.

Detailed Application Field Plans

The MAX6381XR31D3-T is commonly used in various applications, including:

1. Battery-powered devices: Ensures proper operation and prevents damage due to low battery voltage.
2. Microcontroller systems: Provides a reliable reset mechanism to ensure correct system startup.
3. Industrial control systems: Monitors power supply voltage to prevent malfunctions and ensure system stability.
4. Automotive electronics: Protects sensitive electronic components from voltage fluctuations.

Detailed and Complete Alternative Models

1. MAX6381XR31D5-T: Similar to MAX6381XR31D3-T but with different threshold voltage options.
2. MAX6381XR31D6-T: Offers additional reset timeout period options.
3. MAX6381XR31D7-T: Provides adjustable hysteresis for voltage monitoring.

These alternative models offer similar functionality and can be chosen based on specific application requirements.

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