MAX6389XS23D3+T

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics:
  • Monitors the voltage level of a power supply and generates a reset signal when the voltage falls below a specified threshold.
  • Provides a reliable way to ensure proper system initialization and prevent data corruption or erratic behavior during power-up or brownout conditions.
• Package: SOT23-3
• Essence: Voltage monitoring and reset functionality in a compact package.
• 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, 3.45V, 3.63V, 4.38V, 4.63V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6389XS23D3+T IC has three pins arranged as follows: 1. GND: Ground connection. 2. RESET: Output pin that provides the reset signal to the system. 3. VCC: Power supply input.

Functional Features

• Accurate voltage monitoring: The MAX6389XS23D3+T accurately monitors the power supply voltage and triggers a reset signal when it falls below the specified threshold.
• Adjustable reset timeout period: The reset timeout period can be adjusted according to the system requirements, allowing flexibility in defining the duration of the reset signal.
• Low power consumption: The IC operates with low quiescent current, minimizing power consumption in battery-powered applications.
• Small form factor: The SOT23-3 package offers a compact size, making it suitable for space-constrained designs.

Advantages

• Ensures system reliability: By generating a reset signal during voltage dips or power-up, the MAX6389XS23D3+T helps prevent data corruption and ensures proper system initialization.
• Flexible configuration: The adjustable reset timeout period allows customization based on specific application needs.
• Compact and easy to integrate: The small SOT23-3 package simplifies PCB layout and enables integration into space-limited designs.
• Wide operating voltage range: The IC can operate with a wide supply voltage range, enhancing its compatibility with various systems.

Disadvantages

• Limited threshold voltage options: The available threshold voltage options may not cover all possible voltage monitoring requirements.
• Lack of advanced features: The MAX6389XS23D3+T is a basic voltage monitor and reset circuit without additional advanced functionalities.

Working Principles

The MAX6389XS23D3+T operates by comparing the power supply voltage with the selected threshold voltage. When the voltage falls below the threshold, the internal circuitry triggers the RESET pin, generating a reset signal. The reset signal remains active until the voltage rises above the threshold or the adjustable timeout period elapses.

Detailed Application Field Plans

The MAX6389XS23D3+T finds applications in various electronic systems where reliable voltage monitoring and reset functionality are crucial. Some potential application fields include: 1. Microcontrollers and microprocessors 2. Embedded systems 3. Industrial automation 4. Power management circuits 5. Communication devices

Detailed and Complete Alternative Models

1. MAX6389XS23D3+T: The model described in this entry.
2. MAX6389XS23D3+T/V+: Similar to the base model but with an extended temperature range (-40°C to +125°C).
3. MAX6389XS23D3+T/V+G: Similar to the base model but with guaranteed specifications over the extended temperature range (-40°C to +125°C).

(Note: This entry provides a limited list of alternative models. For a comprehensive list, refer to the manufacturer's documentation.)

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