MCP1790-3002E/DB

Product Overview

Category

The MCP1790-3002E/DB belongs to the category of voltage regulators.

Use

It is commonly used to regulate voltage in electronic circuits.

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Adjustable output voltage
• Overcurrent and thermal protection

Package

The MCP1790-3002E/DB comes in a small outline package (SOT-223) which allows for easy integration into circuit boards.

Essence

This voltage regulator is designed to provide stable and reliable power supply to various electronic devices.

Packaging/Quantity

The MCP1790-3002E/DB is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 16V
• Output Voltage Range: 1.2V to 15V
• Dropout Voltage: 210mV at 300mA
• Maximum Output Current: 500mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP1790-3002E/DB has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• High Efficiency: The MCP1790-3002E/DB offers high efficiency, minimizing power loss and maximizing battery life.
• Low Dropout Voltage: With a low dropout voltage, this voltage regulator can operate even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: It can accept a wide range of input voltages, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range to meet specific requirements.
• Overcurrent and Thermal Protection: The MCP1790-3002E/DB incorporates protection mechanisms to prevent damage from overcurrent or excessive heat.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for versatile applications.
• Adjustable output voltage provides flexibility.
• Overcurrent and thermal protection ensure device safety.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• SOT-223 package may require additional space on the circuit board.

Working Principles

The MCP1790-3002E/DB operates based on the principle of linear voltage regulation. It uses a feedback mechanism to maintain a stable output voltage regardless of variations in the input voltage or load conditions. By comparing the actual output voltage with a reference voltage, the regulator adjusts its internal components to achieve the desired output voltage.

Detailed Application Field Plans

The MCP1790-3002E/DB finds applications in various fields, including:

1. Consumer Electronics: Powering portable devices such as smartphones, tablets, and digital cameras.
2. Industrial Automation: Providing regulated power supply to control systems and sensors.
3. Automotive Electronics: Regulating voltage for automotive modules and subsystems.
4. Telecommunications: Ensuring stable power delivery to communication equipment and network devices.
5. Medical Devices: Powering medical instruments and monitoring systems.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator with similar characteristics.
2. LT1084: A high-current, low-dropout voltage regulator suitable for demanding applications.
3. LM1117: A fixed-output voltage regulator available in various voltage options.

These alternative models offer similar functionality and can be considered as substitutes for the MCP1790-3002E/DB depending on specific requirements.

Word count: 530 words