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MAX6821ZUK+
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MAX6821ZUK+ - Product Overview

Introduction

The MAX6821ZUK+ belongs to the category of voltage supervisors and is widely used in various electronic devices. This article provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the MAX6821ZUK+.

Basic Information Overview

  • Category: Voltage Supervisor
  • Use: The MAX6821ZUK+ is used to monitor the power supply voltage and provide a reset signal to the microcontroller or other digital systems when the voltage falls below a predefined threshold.
  • Characteristics: It has a precise voltage threshold, low power consumption, and a small form factor.
  • Package: The MAX6821ZUK+ is available in a compact SOT23 package.
  • Essence: The essence of this product lies in its ability to ensure reliable operation by monitoring the power supply voltage.
  • Packaging/Quantity: The MAX6821ZUK+ is typically available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

  • Voltage Threshold: Adjustable from 1.6V to 5V
  • Supply Voltage Range: 1.2V to 5.5V
  • Quiescent Current: 3µA (typical)
  • Temperature Range: -40°C to +125°C
  • Output Type: Active-Low, Push-Pull

Detailed Pin Configuration

The MAX6821ZUK+ has a total of three pins: 1. GND: Ground connection 2. IN: Power supply input 3. RESET: Reset output

Functional Features

  • Precision Monitoring: The MAX6821ZUK+ provides accurate monitoring of the power supply voltage.
  • Adjustable Threshold: The voltage threshold can be easily adjusted to suit specific application requirements.
  • Low Power Consumption: With a quiescent current of only 3µA, it minimizes power consumption in battery-powered applications.

Advantages and Disadvantages

Advantages

  • Precise voltage monitoring
  • Adjustable threshold
  • Low power consumption

Disadvantages

  • Limited to single-supply voltage monitoring

Working Principles

The MAX6821ZUK+ operates by comparing the monitored voltage with the internally set threshold. When the voltage falls below the threshold, the reset output is activated, providing a reliable indication to the connected system.

Detailed Application Field Plans

The MAX6821ZUK+ finds extensive use in various applications, including: - Battery-Powered Devices - Embedded Systems - Industrial Control Systems - Automotive Electronics

Detailed and Complete Alternative Models

Some alternative models to the MAX6821ZUK+ include: - MAX823 - ADM811 - TPS3808

In conclusion, the MAX6821ZUK+ is a versatile voltage supervisor with precise monitoring capabilities, making it an essential component in ensuring the reliable operation of electronic systems.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX6821ZUK+ en soluciones técnicas

  1. What is the MAX6821ZUK+?

    • The MAX6821ZUK+ is a low-dropout linear regulator with a wide input voltage range and high output current capability.

  2. What is the input voltage range of MAX6821ZUK+?

    • The input voltage range of MAX6821ZUK+ is typically 2.5V to 6.5V.

  3. What is the output voltage range of MAX6821ZUK+?

    • The output voltage range of MAX6821ZUK+ is adjustable from 1.25V to 5.5V.

  4. What is the maximum output current of MAX6821ZUK+?

    • The maximum output current of MAX6821ZUK+ is typically 150mA.

  5. What are the typical applications of MAX6821ZUK+?

    • Typical applications of MAX6821ZUK+ include powering microcontrollers, sensors, and other low-power devices in various electronic systems.

  6. Does MAX6821ZUK+ have thermal shutdown protection?

    • Yes, MAX6821ZUK+ features thermal shutdown protection to prevent damage from excessive heat.

  7. What is the operating temperature range of MAX6821ZUK+?

    • The operating temperature range of MAX6821ZUK+ is typically -40°C to +125°C.

  8. Is MAX6821ZUK+ available in a small package for space-constrained applications?

    • Yes, MAX6821ZUK+ is available in a small, space-saving µDFN package.

  9. Can MAX6821ZUK+ be used in battery-powered applications?

    • Yes, MAX6821ZUK+ is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.

  10. Does MAX6821ZUK+ require external components for operation?

    • MAX6821ZUK+ requires only a few external components for operation, making it suitable for compact designs and simplifying the bill of materials.