MCP120-460GI/TO

Product Overview

Category

The MCP120-460GI/TO belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage monitoring range: 1.8V to 5.5V
• Low supply current: 10 µA typical
• Precision voltage threshold options: 2.63V, 3.08V, 4.38V, and 4.63V
• Active-low push-pull output
• Open-drain output option available
• Small package size: TO-92-3 and SOT-23-3

Package

The MCP120-460GI/TO is available in two package options: 1. TO-92-3: This package has three leads and is commonly used for through-hole mounting. 2. SOT-23-3: This surface-mount package has three leads and is suitable for compact electronic devices.

Essence

The essence of the MCP120-460GI/TO lies in its ability to monitor voltage levels and provide a reset signal when the voltage falls below a specified threshold.

Packaging/Quantity

The MCP120-460GI/TO is typically packaged in reels or tubes, with quantities varying depending on the supplier. Common quantities include 1000 units per reel or tube.

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Threshold Voltage Options: 2.63V, 3.08V, 4.38V, and 4.63V
• Output Type: Active-Low Push-Pull or Open-Drain
• Quiescent Current: 10 µA typical
• Reset Timeout Period: 140 ms typical

Detailed Pin Configuration

The MCP120-460GI/TO has three pins:

1. VDD: This pin is connected to the positive supply voltage.
2. GND: This pin is connected to the ground or negative supply voltage.
3. RESET: This pin outputs an active-low reset signal when the monitored voltage falls below the threshold.

Functional Features

1. Voltage Monitoring: The MCP120-460GI/TO continuously monitors the input voltage and compares it with the specified threshold voltage.
2. Reset Signal Generation: When the input voltage drops below the threshold, the MCP120-460GI/TO generates an active-low reset signal.
3. Precision Threshold Options: The product offers multiple threshold voltage options to suit different application requirements.
4. Low Quiescent Current: With a typical quiescent current of only 10 µA, the MCP120-460GI/TO minimizes power consumption.
5. Output Flexibility: The device provides both active-low push-pull and open-drain output options for compatibility with various systems.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows for versatile applications.
• Multiple threshold voltage options provide flexibility in voltage monitoring.
• Low quiescent current minimizes power consumption.
• Small package size enables space-saving designs.
• Compatibility with different output configurations enhances system integration.

Disadvantages

• Lack of adjustable threshold voltage limits customization options.
• Limited timeout period may not be suitable for certain applications requiring longer reset delays.

Working Principles

The MCP120-460GI/TO operates by comparing the input voltage with the selected threshold voltage. When the input voltage falls below the threshold, the device triggers the reset signal. This signal remains active until the input voltage rises above the threshold again. The low quiescent current ensures minimal power consumption during operation.

Detailed Application Field Plans

The MCP120-460GI/TO finds applications in various electronic devices that require voltage monitoring and reset functions. Some potential application fields include:

1. Microcontrollers: The product can be used to monitor the power supply voltage of microcontrollers, ensuring reliable operation and preventing data corruption during voltage fluctuations.
2. Embedded Systems: In embedded systems, the MCP120-460GI/TO provides a reset signal to restart the system when the power supply voltage drops below the threshold, enhancing system stability.
3. Industrial Control Systems: Voltage monitoring is crucial in industrial control systems to prevent damage to sensitive components. The MCP120-460GI/TO offers a reliable solution for such applications.
4. Automotive Electronics: The product can be employed in automotive electronics to monitor battery voltage and trigger a reset when necessary, ensuring proper functioning of critical systems.

Detailed and Complete Alternative Models

1. MCP100-300DI/TO: This alternative model offers similar voltage monitoring and reset functions with a different threshold voltage range.
2. MAX809/MAX810: These ICs provide voltage monitoring and reset capabilities with adjustable threshold voltages, offering greater customization options. 3