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MIC2777-31YM5-TR

MIC2777-31YM5-TR

Introduction

The MIC2777-31YM5-TR is a voltage supervisor and reset generator belonging to the category of integrated circuits. It is commonly used in electronic devices to monitor the power supply voltage and ensure proper system operation. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Integrated Circuits
  • Use: Voltage Supervisor and Reset Generator
  • Characteristics: Monitors power supply voltage, generates reset signals
  • Package: SOT-23-5
  • Essence: Ensures proper system operation by monitoring voltage levels
  • Packaging/Quantity: Tape & Reel (3000 units)

Specifications

  • Voltage Threshold: 3.1V
  • Accuracy: ±1.5%
  • Supply Current: 10µA
  • Operating Temperature Range: -40°C to +125°C
  • Output Type: Active-Low Open-Drain

Detailed Pin Configuration

  1. VDD: Power Supply Input
  2. GND: Ground
  3. MR: Manual Reset Input
  4. RESET: Reset Output
  5. VOUT: Voltage Monitor Output

Functional Features

  • Voltage Monitoring: Constantly monitors the power supply voltage
  • Reset Generation: Generates a reset signal when the voltage falls below the threshold
  • Manual Reset Input: Allows for manual reset control
  • Low Power Consumption: Consumes minimal supply current

Advantages and Disadvantages

Advantages

  • Reliable voltage monitoring
  • Low power consumption
  • Small package size

Disadvantages

  • Fixed voltage threshold may not be suitable for all applications
  • Limited to open-drain output type

Working Principles

The MIC2777-31YM5-TR operates by comparing the input voltage with the preset threshold. When the voltage drops below the threshold, it triggers the reset output, ensuring that the connected system is properly reset to avoid erratic behavior.

Detailed Application Field Plans

The MIC2777-31YM5-TR is widely used in various electronic systems, including: - Embedded systems - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the MIC2777-31YM5-TR include: - MAX811 - ADM803 - TPS3808

In conclusion, the MIC2777-31YM5-TR is a reliable voltage supervisor and reset generator with specific characteristics and applications. Its specifications, functional features, and alternative models provide a comprehensive understanding of its role in electronic systems.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af MIC2777-31YM5-TR i tekniske løsninger

  1. What is the MIC2777-31YM5-TR?

    • The MIC2777-31YM5-TR is a low-power, high-voltage supervisor circuit designed to monitor power supplies in microprocessor and digital systems.
  2. What is the input voltage range for the MIC2777-31YM5-TR?

    • The input voltage range for the MIC2777-31YM5-TR is typically 0.9V to 10V.
  3. What is the output voltage of the MIC2777-31YM5-TR?

    • The output voltage of the MIC2777-31YM5-TR is fixed at 3.1V.
  4. What is the quiescent current of the MIC2777-31YM5-TR?

    • The quiescent current of the MIC2777-31YM5-TR is typically 1.5µA.
  5. What is the purpose of the watchdog timer in the MIC2777-31YM5-TR?

    • The watchdog timer in the MIC2777-31YM5-TR provides an additional level of system monitoring by resetting the microcontroller if it fails to periodically restart the watchdog timer.
  6. Can the MIC2777-31YM5-TR be used in automotive applications?

    • Yes, the MIC2777-31YM5-TR is suitable for automotive applications due to its wide input voltage range and robust design.
  7. What is the temperature range for the MIC2777-31YM5-TR?

    • The operating temperature range for the MIC2777-31YM5-TR is typically -40°C to 125°C.
  8. Is the MIC2777-31YM5-TR available in a small package for space-constrained applications?

    • Yes, the MIC2777-31YM5-TR is available in a tiny 5-pin SOT-23 package, making it suitable for space-constrained designs.
  9. Can the MIC2777-31YM5-TR be used in battery-powered devices?

    • Yes, the low quiescent current and wide input voltage range make the MIC2777-31YM5-TR well-suited for battery-powered devices.
  10. What are some typical applications for the MIC2777-31YM5-TR?

    • Typical applications for the MIC2777-31YM5-TR include microprocessor systems, portable equipment, automotive systems, and industrial controls.