MCP111T-300E/TT

Product Overview

Category

The MCP111T-300E/TT 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-300E/TT 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 tolerance.
• It has a low quiescent current consumption, ensuring minimal power wastage.
• The MCP111T-300E/TT is available in a small SOT-23 package, allowing for space-efficient integration into circuit designs.
• It provides a reset output signal when the monitored voltage falls below a specified threshold.

Package and Quantity

The MCP111T-300E/TT is packaged in a SOT-23 package. It is typically sold in reels containing 3,000 units.

Specifications

• Input Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.30V, 4.38V
• Reset Timeout Period: 140ms (typical)
• Quiescent Current: 1.0µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP111T-300E/TT 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 a reset signal when the monitored voltage falls below the threshold.

Functional Features

• Accurate Voltage Monitoring: The MCP111T-300E/TT ensures precise monitoring of the input voltage, providing reliable control in electronic circuits.
• Low Quiescent Current: With a low quiescent current consumption, the device minimizes power wastage and extends battery life in portable applications.
• Reset Output Signal: The reset pin provides an output signal to trigger actions or reset microcontrollers when the monitored voltage drops below the threshold.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile application possibilities.
• High precision and tight voltage threshold tolerance ensure accurate voltage monitoring.
• Low quiescent current consumption reduces power wastage.
• Small package size enables space-efficient integration into circuit designs.

Disadvantages

• Limited threshold voltage options may not cater to all specific voltage monitoring requirements.
• Reset timeout period may not be adjustable, limiting flexibility in certain applications.

Working Principles

The MCP111T-300E/TT operates by comparing the input voltage with the specified threshold voltage. When the input voltage falls below the threshold, the reset pin outputs a signal, indicating a voltage fault condition. This signal can be used to trigger actions or reset microcontrollers, ensuring proper functioning of the circuit.

Detailed Application Field Plans

The MCP111T-300E/TT finds applications in various fields, including but not limited to: - Power supply monitoring in industrial equipment - Battery voltage monitoring in portable devices - System reset control in automotive electronics - Voltage supervision in home automation systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MCP111T-300E/TT include: - MAX823: Low-Power Voltage Supervisor with Adjustable Threshold - TL7705: Supply Voltage Supervisors with Programmable Delay Time - ADM6315: Microprocessor Supervisory Circuit with Manual Reset

These alternative models provide voltage monitoring and reset capabilities, catering to different voltage ranges and additional features based on specific application requirements.

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