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MIC803-26D2VC3-TR

MIC803-26D2VC3-TR

Product Overview

Category

MIC803-26D2VC3-TR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage monitoring and reset functions.

Characteristics

  • Low power consumption
  • Wide operating voltage range
  • Small package size
  • High accuracy
  • Fast response time

Package

MIC803-26D2VC3-TR is available in a small SOT-23-3 package.

Essence

The essence of this product lies in its ability to monitor and control voltage levels, ensuring proper functioning of electronic devices.

Packaging/Quantity

MIC803-26D2VC3-TR is typically packaged in reels containing 3000 units.

Specifications

  • Supply Voltage Range: 1.6V to 5.5V
  • Reset Threshold Voltage: 2.6V
  • Reset Timeout Period: 140ms (typical)
  • Quiescent Current: 1µA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

MIC803-26D2VC3-TR has three pins:

  1. VDD: Power supply input pin.
  2. GND: Ground reference pin.
  3. RESET: Output pin that indicates the status of the monitored voltage.

Functional Features

  • Voltage Monitoring: The MIC803-26D2VC3-TR continuously monitors the input voltage and provides a reset signal when it falls below the threshold voltage.
  • Reset Signal Generation: When the input voltage drops below the threshold, the RESET pin goes low, indicating the need for a system reset.
  • Reset Timeout: The reset signal remains active for a specific timeout period, allowing the system to stabilize before resuming normal operation.

Advantages and Disadvantages

Advantages

  • Low power consumption ensures minimal impact on overall system energy efficiency.
  • Wide operating voltage range makes it compatible with various electronic devices.
  • Small package size enables space-saving designs.
  • High accuracy ensures reliable voltage monitoring.
  • Fast response time allows for quick system recovery.

Disadvantages

  • The reset timeout period may not be adjustable, limiting flexibility in certain applications.
  • Lack of additional features such as hysteresis or adjustable threshold voltage may restrict its use in specific scenarios.

Working Principles

MIC803-26D2VC3-TR operates based on a voltage comparator circuit. It compares the input voltage with the preset threshold voltage. When the input voltage drops below the threshold, the comparator triggers the reset signal, indicating the need for a system reset. The reset signal remains active for the specified timeout period, allowing the system to stabilize before resuming normal operation.

Detailed Application Field Plans

MIC803-26D2VC3-TR finds applications in various electronic devices where voltage monitoring and reset functions are critical. Some potential application fields include:

  1. Microcontrollers: Ensures proper functioning by monitoring the supply voltage and initiating a reset if necessary.
  2. Power Management Systems: Protects sensitive components from voltage fluctuations and prevents damage.
  3. Battery-Powered Devices: Monitors battery voltage to prevent over-discharge and prolong battery life.
  4. Industrial Control Systems: Provides reliable voltage monitoring for stable operation of control circuits.

Detailed and Complete Alternative Models

  1. MAX803/MAX809: These ICs offer similar voltage monitoring and reset functions with adjustable threshold voltages.
  2. MCP100: Provides voltage monitoring and reset capabilities with additional features like adjustable timeout period and hysteresis.
  3. TPS3808: Offers advanced voltage monitoring and reset functions with adjustable threshold voltage and timeout period.

These alternative models provide different features and specifications, allowing designers to choose the most suitable option based on their specific requirements.

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Liste 10 perguntas e respostas comuns relacionadas à aplicação de MIC803-26D2VC3-TR em soluções técnicas

Sure! Here are 10 common questions and answers related to the application of MIC803-26D2VC3-TR in technical solutions:

  1. Q: What is the MIC803-26D2VC3-TR? A: The MIC803-26D2VC3-TR is a microprocessor supervisory circuit that monitors the power supply voltage of a microcontroller or other digital systems.

  2. Q: What is the purpose of the MIC803-26D2VC3-TR? A: The purpose of this circuit is to ensure proper operation of the microcontroller by monitoring the power supply voltage and generating a reset signal if it falls below a certain threshold.

  3. Q: How does the MIC803-26D2VC3-TR work? A: The MIC803-26D2VC3-TR continuously monitors the power supply voltage using an internal voltage reference. If the voltage drops below a preset threshold, it generates a reset signal to restart the microcontroller.

  4. Q: What is the operating voltage range of the MIC803-26D2VC3-TR? A: The operating voltage range of this circuit is typically between 1.6V and 5.5V.

  5. Q: Can the MIC803-26D2VC3-TR be used with different microcontrollers? A: Yes, this circuit can be used with a wide range of microcontrollers and other digital systems as long as the operating voltage requirements are met.

  6. Q: Does the MIC803-26D2VC3-TR have any adjustable parameters? A: No, the MIC803-26D2VC3-TR does not have any adjustable parameters. It operates based on its fixed voltage threshold.

  7. Q: What is the typical reset time delay of the MIC803-26D2VC3-TR? A: The typical reset time delay is around 200ms, but it can vary depending on the specific model.

  8. Q: Can the MIC803-26D2VC3-TR be used in battery-powered applications? A: Yes, this circuit is suitable for battery-powered applications as it has a low quiescent current and operates within a wide voltage range.

  9. Q: Does the MIC803-26D2VC3-TR have any additional features? A: Yes, it has a manual reset input pin that allows for external reset control if needed.

  10. Q: Is the MIC803-26D2VC3-TR available in different package options? A: Yes, this circuit is available in various package options, including SOT-23 and SC-70, to accommodate different PCB layouts and space constraints.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements of the MIC803-26D2VC3-TR.