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MCP131-475E/TO
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MCP131-475E/TO

Product Overview

Category

The MCP131-475E/TO belongs to the category of voltage supervisors.

Use

It is used to monitor the power supply voltage level and provide a reset signal to the microcontroller in case of an under-voltage condition.

Characteristics

  • Package: TO-92
  • Essence: Voltage supervisor with manual reset input
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

  • Voltage Threshold: 4.75V
  • Reset Timeout Period: 140ms (min)
  • Operating Temperature Range: -40°C to +125°C
  • Supply Voltage: 1.0V to 5.5V
  • Quiescent Current: 6µA (typical)

Detailed Pin Configuration

The MCP131-475E/TO has three pins: 1. VDD: Supply voltage input 2. GND: Ground connection 3. MR: Manual reset input

Functional Features

  • Monitors the power supply voltage
  • Provides a reset signal when the voltage falls below the threshold
  • Includes a manual reset input for external control

Advantages and Disadvantages

Advantages

  • Low quiescent current
  • Wide operating voltage range
  • Manual reset input for flexibility

Disadvantages

  • Fixed voltage threshold may not be suitable for all applications
  • Limited timeout period

Working Principles

The MCP131-475E/TO operates by comparing the supply voltage with the preset threshold. When the voltage falls below this level, it triggers the reset signal, ensuring the proper functioning of the microcontroller.

Detailed Application Field Plans

The MCP131-475E/TO is commonly used in embedded systems, IoT devices, and industrial automation where reliable power supply monitoring is essential. It is particularly useful in applications where sudden power fluctuations can cause system instability.

Detailed and Complete Alternative Models

Some alternative models to the MCP131-475E/TO include: - MAX809 - ADM811 - TPS3808

These alternatives offer similar functionality with variations in voltage thresholds, timeout periods, and package types.

In conclusion, the MCP131-475E/TO is a voltage supervisor with specific characteristics and functional features that make it suitable for various applications requiring reliable power supply monitoring and reset signal generation.

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技術ソリューションにおける MCP131-475E/TO の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the operating temperature range of MCP131-475E/TO?
    - The operating temperature range of MCP131-475E/TO is -40°C to +125°C.

  2. What is the typical input voltage for MCP131-475E/TO?
    - The typical input voltage for MCP131-475E/TO is 4.75V.

  3. What is the output voltage accuracy of MCP131-475E/TO?
    - The output voltage accuracy of MCP131-475E/TO is ±2%.

  4. Can MCP131-475E/TO be used in automotive applications?
    - Yes, MCP131-475E/TO is suitable for automotive applications.

  5. What is the quiescent current consumption of MCP131-475E/TO?
    - The quiescent current consumption of MCP131-475E/TO is typically 5µA.

  6. Is MCP131-475E/TO available in a TO-92 package?
    - Yes, MCP131-475E/TO is available in a TO-92 package.

  7. What is the maximum input voltage for MCP131-475E/TO?
    - The maximum input voltage for MCP131-475E/TO is 6V.

  8. Can MCP131-475E/TO be used in battery-powered devices?
    - Yes, MCP131-475E/TO is suitable for use in battery-powered devices.

  9. Does MCP131-475E/TO have built-in overcurrent protection?
    - Yes, MCP131-475E/TO has built-in overcurrent protection.

  10. What is the typical dropout voltage of MCP131-475E/TO?
    - The typical dropout voltage of MCP131-475E/TO is 300mV at 100mA load current.