MCP111T-315E/TT

Product Overview

Category

The MCP111T-315E/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-315E/TT is a compact and highly reliable voltage supervisor.
• It operates at a wide input voltage range, making it suitable for various applications.
• This product offers accurate voltage monitoring and reset generation capabilities.
• It has a low quiescent current consumption, ensuring energy efficiency.
• The MCP111T-315E/TT is designed to withstand harsh environmental conditions.

Package

This voltage supervisor is available in a small SOT-23 package, which is widely used in the electronics industry.

Essence

The essence of the MCP111T-315E/TT lies in its ability to provide precise voltage monitoring and reset functionality, ensuring the stable operation of electronic systems.

Packaging/Quantity

The MCP111T-315E/TT is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 3.15V
• Reset Timeout Period: Adjustable
• Quiescent Current: 5µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP111T-315E/TT features a standard SOT-23 package with three pins:

1. VDD: Connects to the positive supply voltage.
2. GND: Connects to the ground reference.
3. RESET: Output pin that provides a reset signal when the monitored voltage falls below the threshold.

Functional Features

• Accurate Voltage Monitoring: The MCP111T-315E/TT continuously monitors the input voltage and generates a reset signal when it falls below the threshold.
• Adjustable Reset Timeout: The timeout period for the reset signal can be adjusted to meet specific system requirements.
• Power-On Reset: The device ensures a reliable reset during power-up, preventing any erratic behavior of the system.
• Low Quiescent Current: With a low current consumption, the MCP111T-315E/TT minimizes power wastage and extends battery life.
• High Temperature Stability: It operates reliably over a wide temperature range, making it suitable for industrial applications.

Advantages and Disadvantages

Advantages

• Compact and reliable design
• Wide input voltage range
• Adjustable reset timeout period
• Low quiescent current consumption
• High temperature stability

Disadvantages

• Limited threshold voltage options
• Requires external components for proper operation

Working Principles

The MCP111T-315E/TT works by comparing the input voltage with the preset threshold voltage. When the input voltage drops below the threshold, the reset output is activated, signaling a fault condition or power loss. The reset remains active until the input voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The MCP111T-315E/TT finds applications in various fields, including:

1. Automotive Electronics: Used for voltage monitoring in automotive control systems.
2. Industrial Automation: Ensures stable operation of industrial equipment by monitoring voltage levels.
3. Consumer Electronics: Provides reliable reset functionality in electronic devices like smartphones and tablets.
4. Power Management: Used in power supply units to monitor voltage fluctuations and protect sensitive components.

Detailed and Complete Alternative Models

1. MCP111T-275E/TT: Similar to MCP111T-315E/TT but with a threshold voltage of 2.75V.
2. MCP111T-505E/TT: Similar to MCP111T-315E/TT but with a threshold voltage of 5.05V.
3. MCP111T-195E/TT: Similar to MCP111T-315E/TT but with a threshold voltage of 1.95V.

These alternative models offer different threshold voltage options to suit specific application requirements.

In conclusion, the MCP111T-315E/TT is a compact and reliable voltage supervisor that provides accurate monitoring and reset functionality. With its wide input voltage range and adjustable timeout period, it finds applications in various fields, including automotive electronics, industrial automation, consumer electronics, and power management. While it has limited threshold voltage options and requires external components, its advantages outweigh the disadvantages, making it a popular choice in the industry.