MCP111-475E/TO

Product Overview

Category

MCP111-475E/TO belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• MCP111-475E/TO is a low dropout voltage regulator.
• It operates with an input voltage range of 2.7V to 5.5V.
• The output voltage can be adjusted from 1.2V to 5.5V.
• It has a maximum output current of 250mA.
• This voltage regulator offers high accuracy and low quiescent current.

Package

MCP111-475E/TO comes in a TO-92 package, which is a small, through-hole package commonly used for discrete semiconductors.

Essence

The essence of MCP111-475E/TO lies in its ability to provide stable and regulated voltage to electronic devices, ensuring their proper functioning.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of MCP111-475E/TO units per package.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 250mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MCP111-475E/TO has three pins:

1. Vin: This pin is used to connect the input voltage.
2. Vout: This pin provides the regulated output voltage.
3. GND: This pin is connected to the ground reference.

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
• High accuracy and low quiescent current make it suitable for power-sensitive applications.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit and overcurrent protection safeguard the circuitry.

Advantages

• Wide input voltage range allows compatibility with various power sources.
• Adjustable output voltage provides flexibility in different applications.
• Small package size enables easy integration into compact electronic designs.
• Low dropout voltage minimizes power dissipation and improves efficiency.

Disadvantages

• Maximum output current of 250mA may limit its use in high-power applications.
• Limited output voltage range may not be suitable for certain specialized circuits.

Working Principles

MCP111-475E/TO operates based on a feedback mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of variations in the input voltage or load conditions.

Detailed Application Field Plans

MCP111-475E/TO finds applications in various fields, including:

1. Battery-powered devices: It ensures a steady supply of voltage to portable electronics, extending battery life.
2. Automotive electronics: It regulates voltage for sensors, actuators, and other components in vehicles.
3. Industrial control systems: It provides reliable voltage regulation for automation equipment and control circuits.
4. Consumer electronics: It is used in audio/video equipment, gaming consoles, and other consumer devices.

Detailed and Complete Alternative Models

1. MCP1700T-3302E/TT: Low dropout voltage regulator with an output voltage of 3.3V and a maximum output current of 250mA.
2. LM1117IMPX-5.0/NOPB: Adjustable voltage regulator with an output voltage range of 1.25V to 5.0V and a maximum output current of 800mA.
3. LT1763CS8-3.3#PBF: Low dropout voltage regulator with an output voltage of 3.3V and a maximum output current of 500mA.

These alternative models offer similar functionality and can be considered as substitutes for MCP111-475E/TO in different applications.

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