MCP111T-450E/MB

Product Overview

Category

The MCP111T-450E/MB belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and controlling the voltage levels in electronic circuits.

Characteristics

• The MCP111T-450E/MB is a low-power, high-precision voltage supervisor.
• It operates at a wide input voltage range, making it suitable for various applications.
• The device offers accurate voltage monitoring with a tight voltage threshold.
• It has a low quiescent current, ensuring minimal power consumption.
• The MCP111T-450E/MB is available in a small package, making it space-efficient.
• It provides a reset output signal when the monitored voltage falls below the specified threshold.

Package and Quantity

The MCP111T-450E/MB is packaged in a compact SOT-23-5 package. Each package contains one unit of the device.

Specifications

• Input Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage: 4.50V (typical)
• Reset Timeout Period: 140ms (typical)
• Quiescent Current: 1.0µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP111T-450E/MB features a standard SOT-23-5 pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. RESET: Active-low reset output
4. NC: No connection
5. VOUT: Output voltage

Functional Features

• Accurate Voltage Monitoring: The MCP111T-450E/MB ensures precise monitoring of the input voltage, providing reliable control over the circuit's operation.
• Low Quiescent Current: With a low quiescent current, the device minimizes power consumption, making it suitable for battery-powered applications.
• Reset Output Signal: When the monitored voltage falls below the specified threshold, the MCP111T-450E/MB generates a reset output signal, allowing for proper system initialization or shutdown.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile application usage.
• High precision and accuracy in voltage monitoring ensure reliable circuit operation.
• Low quiescent current minimizes power consumption, extending battery life.
• Compact package size saves space in electronic designs.

Disadvantages

• The device may not be suitable for applications requiring higher voltage thresholds.
• Limited number of pins may restrict additional functionalities in complex circuits.

Working Principles

The MCP111T-450E/MB operates by comparing the input voltage with the preset threshold voltage. If the input voltage drops below the threshold, the device triggers the reset output signal. This signal can be used to initiate system resets or perform other necessary actions to maintain proper circuit functionality.

Detailed Application Field Plans

The MCP111T-450E/MB finds applications in various fields, including but not limited to: 1. Battery-Powered Devices: It ensures efficient power management and prevents damage due to low voltage conditions. 2. Industrial Control Systems: The device provides reliable voltage monitoring in control systems, ensuring stable operation. 3. Automotive Electronics: It helps monitor critical voltage levels in automotive electronics, enhancing safety and performance.

Detailed and Complete Alternative Models

1. MCP111T-300E/MB: Similar to the MCP111T-450E/MB, but with a lower reset threshold voltage of 3.00V.
2. MCP111T-500E/MB: Similar to the MCP111T-450E/MB, but with a higher reset threshold voltage of 5.00V.
3. MCP111T-230E/MB: Similar to the MCP111T-450E/MB, but with a lower reset threshold voltage of 2.30V.

These alternative models provide flexibility in choosing the appropriate voltage supervisor based on specific application requirements.

In conclusion, the MCP111T-450E/MB is a high-precision voltage supervisor with various advantages such as wide input voltage range, low quiescent current, and accurate voltage monitoring. It finds applications in battery-powered devices, industrial control systems, and automotive electronics. Additionally, alternative models with different reset threshold voltages are available to cater to diverse application needs.