MCP121-300E/TO

Product Overview

Category:

The MCP121-300E/TO 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 or other digital system in the event of a power failure or voltage drop.

Characteristics:

• Monitors power supply voltage
• Provides reset signal
• Low power consumption
• Small package size

Package:

The MCP121-300E/TO is available in a TO-92 package.

Essence:

The essence of the MCP121-300E/TO is to ensure the reliable operation of digital systems by monitoring the power supply voltage.

Packaging/Quantity:

The MCP121-300E/TO is typically packaged in reels with a quantity of 1000 units per reel.

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Reset Threshold Voltage: 3.00V
• Low Quiescent Current: 5.5µA (typical)
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The MCP121-300E/TO has a standard TO-92 pin configuration with three pins: 1. VDD (Input Power Supply) 2. VOUT (Reset Output) 3. GND (Ground)

Functional Features

The main functional features of the MCP121-300E/TO include: - Monitoring the power supply voltage - Generating a reset signal when the voltage drops below the threshold - Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages

• Wide supply voltage range
• Low quiescent current
• Small package size

Disadvantages

• Fixed reset threshold voltage may not be suitable for all applications
• Limited output drive capability

Working Principles

The MCP121-300E/TO works by comparing the input voltage with the preset threshold voltage. When the input voltage falls below the threshold, the reset output is activated, signaling the connected digital system to reset.

Detailed Application Field Plans

The MCP121-300E/TO is commonly used in various applications including: - Battery-powered devices - Embedded systems - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the MCP121-300E/TO include: - MAX809 - ADM811 - TPS3808

In summary, the MCP121-300E/TO is a voltage supervisor designed to ensure the reliable operation of digital systems by monitoring the power supply voltage and providing a reset signal when necessary.

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