MIC4575WU-TR

Product Overview

Category

MIC4575WU-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

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

Package

MIC4575WU-TR is available in a TO-263 package, also known as D2PAK.

Essence

The essence of MIC4575WU-TR lies in its ability to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

This product 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: 1.25V to 15V
• Dropout Voltage: 0.6V (typical)
• Maximum Output Current: 3A
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC4575WU-TR has five pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. ADJ: Adjust pin for setting the output voltage
4. VOUT: Output voltage pin
5. NC: No connection pin

Functional Features

• High Efficiency: MIC4575WU-TR offers high efficiency, minimizing power dissipation and maximizing battery life.
• Low Dropout Voltage: The low dropout voltage ensures that the regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: This product can accept a wide range of input voltages, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage can be easily adjusted using an external resistor, providing flexibility in different circuit designs.
• Overcurrent and Thermal Protection: MIC4575WU-TR incorporates overcurrent and thermal protection mechanisms to safeguard the regulator and connected components from damage.

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for compatibility with different power sources.
• Adjustable output voltage provides versatility in circuit design.
• Overcurrent and thermal protection ensure the safety and longevity of the regulator.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• TO-263 package may require additional space on the PCB compared to smaller packages.

Working Principles

MIC4575WU-TR operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. By comparing the output voltage with a reference voltage, the regulator adjusts the pass transistor to maintain a stable output voltage despite variations in the input voltage.

Detailed Application Field Plans

MIC4575WU-TR finds applications in various fields, including:

1. Power supplies for consumer electronics
2. Automotive electronics
3. Industrial control systems
4. Telecommunications equipment
5. Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC4575WU-TR include:

1. LM317: A popular adjustable linear voltage regulator.
2. LT1086: A low dropout voltage regulator with adjustable output.
3. LM1117: A series of low dropout voltage regulators available in fixed and adjustable versions.
4. TPS7A47: An ultra-low dropout voltage regulator with high output current capability.

These alternative models can be considered based on specific requirements and design constraints.

In conclusion, MIC4575WU-TR is a voltage regulator that offers high efficiency, adjustable output voltage, and overcurrent/thermal protection. It finds applications in various fields and has alternative models with similar functionality.