MCP111T-315E/LB

Product Overview

Category

The MCP111T-315E/LB belongs to the category of voltage supervisors.

Use

It is used to monitor the power supply voltage level and provide a reset signal to the microcontroller in case of an under-voltage condition.

Characteristics

• Monitors voltage levels
• Provides reset signal
• Low power consumption
• Small form factor

Package

The MCP111T-315E/LB comes in a small SOT-23 package.

Essence

The essence of this product lies in its ability to ensure reliable operation of microcontrollers by monitoring voltage levels.

Packaging/Quantity

The MCP111T-315E/LB is typically packaged in reels with quantities varying based on manufacturer specifications.

Specifications

• Supply Voltage: 1.6V to 5.5V
• Reset Threshold Voltage: 3.15V
• Operating Temperature Range: -40°C to 125°C
• Low Quiescent Current: 5 µA (typical)

Detailed Pin Configuration

The MCP111T-315E/LB has three pins: 1. VDD - Power supply input 2. VOUT - Reset output 3. GND - Ground

Functional Features

• Under-voltage detection
• Active low reset output
• Manual reset input
• Low power consumption

Advantages

• Small form factor
• Wide operating voltage range
• Low power consumption
• Reliable under-voltage detection

Disadvantages

• Limited to monitoring single voltage rail
• Requires external components for manual reset functionality

Working Principles

The MCP111T-315E/LB works by comparing the monitored voltage level with the preset threshold voltage. When the voltage drops below the threshold, the reset output is activated, ensuring the microcontroller is reset and preventing erratic behavior due to low voltage conditions.

Detailed Application Field Plans

The MCP111T-315E/LB is commonly used in embedded systems, IoT devices, industrial control systems, and battery-powered applications where maintaining stable voltage levels is critical for proper operation.

Detailed and Complete Alternative Models

Some alternative models to the MCP111T-315E/LB include the MAX809, ADM811, and TPS3808, each offering similar voltage monitoring and reset functionalities.

In conclusion, the MCP111T-315E/LB is a reliable voltage supervisor that plays a crucial role in ensuring the stable operation of microcontrollers and other sensitive electronic devices. Its compact size, wide operating voltage range, and low power consumption make it a popular choice for various applications in the electronics industry.

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