MCP112T-290E/LB

Product Overview

Category

The MCP112T-290E/LB belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage supervisor or reset IC.

Characteristics

• The MCP112T-290E/LB is designed to monitor the power supply voltage of electronic devices.
• It provides a reset signal to the microcontroller or other digital systems when the voltage drops below a certain threshold.
• This IC operates at low power and has a wide operating voltage range.
• It offers accurate monitoring and reliable performance.

Package

The MCP112T-290E/LB is available in a small SOT-23 package.

Essence

The essence of this product lies in its ability to ensure proper functioning of electronic devices by monitoring the power supply voltage and providing a reset signal when necessary.

Packaging/Quantity

The MCP112T-290E/LB is typically sold in reels, with each reel containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage: 2.9V
• Reset Timeout Period: 140ms (typical)
• Quiescent Current: 1.0µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP112T-290E/LB has three pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin that provides the reset signal.

Functional Features

• Monitors the power supply voltage continuously.
• Generates a reset signal when the voltage drops below the specified threshold.
• Provides a stable reset output during power-up and power-down conditions.
• Offers a fixed reset timeout period to ensure proper system initialization.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various electronic devices.
• Low quiescent current minimizes power consumption.
• Small package size enables space-saving designs.
• Accurate monitoring ensures reliable system operation.

Disadvantages

• The fixed reset threshold voltage may not be suitable for all applications.
• Limited reset timeout period may not be adjustable for specific requirements.

Working Principles

The MCP112T-290E/LB works by continuously monitoring the power supply voltage. When the voltage drops below the specified threshold (2.9V), it triggers the generation of a reset signal. This signal is then used to reset the microcontroller or other digital systems, ensuring proper system initialization.

Detailed Application Field Plans

The MCP112T-290E/LB finds applications in various electronic devices where voltage monitoring and reset functionality are crucial. Some potential application fields include:

1. Microcontrollers and embedded systems
2. Power management circuits
3. Industrial control systems
4. Automotive electronics
5. Battery-powered devices

Detailed and Complete Alternative Models

1. MCP100T-300I/TT: Similar voltage supervisor IC with a higher reset threshold voltage of 3.0V.
2. MAX809T: Voltage monitor and reset IC with adjustable reset threshold voltage.
3. ADM708R: Precision voltage monitor with adjustable reset timeout period.

These alternative models offer similar functionalities but may have different specifications and package options. It is recommended to review their datasheets for detailed information.

Word count: 511 words