MCP101-315HI/TO

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Supervisor

Characteristics: - Monitors the voltage level of a power supply - Provides a reset signal when the voltage falls below a specified threshold - Ensures proper operation of microcontrollers and other digital systems

Package: TO-92

Essence: The MCP101-315HI/TO is a voltage supervisor IC that ensures reliable operation of electronic devices by monitoring the power supply voltage and generating a reset signal when it falls below a predetermined threshold.

Packaging/Quantity: The MCP101-315HI/TO is available in a TO-92 package, which is a small plastic casing. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage Range: 1.6V to 6.0V
• Reset Threshold Voltage: 3.15V
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MCP101-315HI/TO has three pins:

1. VDD: Connect this pin to the positive supply voltage.
2. GND: Connect this pin to the ground reference.
3. RESET: This pin outputs a low signal when the monitored voltage falls below the threshold.

Functional Features

• Accurate voltage monitoring: The MCP101-315HI/TO accurately monitors the power supply voltage and generates a reset signal when it drops below the specified threshold.
• Adjustable reset timeout: The reset timeout period can be adjusted using an external capacitor, allowing flexibility in system design.
• Low power consumption: The IC operates with low quiescent current, minimizing power consumption in battery-powered applications.
• Wide operating voltage range: The MCP101-315HI/TO can operate with a supply voltage ranging from 1.6V to 6.0V, making it suitable for various applications.

Advantages and Disadvantages

Advantages: - Provides reliable voltage monitoring and reset functionality - Low power consumption - Wide operating voltage range

Disadvantages: - Limited reset timeout period (140ms)

Working Principles

The MCP101-315HI/TO works by comparing the supply voltage with a reference voltage internally generated. When the supply voltage falls below the threshold voltage, the RESET pin is pulled low, indicating a reset condition. The reset signal remains active until the supply voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The MCP101-315HI/TO is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are required. Some typical application fields include:

1. Microcontroller Systems: Ensures proper operation of microcontrollers by resetting them when the power supply voltage drops below a certain level.
2. Industrial Control Systems: Monitors the power supply voltage in industrial control systems to prevent malfunctions and ensure system stability.
3. Automotive Electronics: Used in automotive electronics to monitor the battery voltage and generate a reset signal if necessary.
4. Home Automation: Provides voltage supervision in home automation systems to maintain reliable operation of connected devices.

Detailed and Complete Alternative Models

1. MCP100-300DI/TO: Similar to the MCP101-315HI/TO, but with a lower reset threshold voltage of 3.00V.
2. MCP102-270DI/TO: Offers a different reset timeout period of 270ms, suitable for applications with longer power supply interruptions.
3. MCP103-180DI/TO: Features a lower reset threshold voltage of 1.80V, ideal for applications with lower supply voltages.

These alternative models provide similar voltage monitoring and reset functionality, but with different specifications to meet specific application requirements.

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