MIC4576-5.0WU

Product Overview

Category

MIC4576-5.0WU 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
• Thermal shutdown protection
• Current limit protection

Package

MIC4576-5.0WU is available in a TO-263 package, which provides excellent thermal performance.

Essence

The essence of MIC4576-5.0WU lies in its ability to provide a stable output voltage despite fluctuations in the input voltage.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 4.75V to 16V
• Output Voltage: 5.0V
• Output Current: Up to 3A
• Dropout Voltage: 0.5V (typical)
• Quiescent Current: 120µA (typical)

Detailed Pin Configuration

MIC4576-5.0WU has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin
4. EN: Enable pin
5. VOUT: Output voltage pin

Functional Features

• High Efficiency: The MIC4576-5.0WU exhibits high efficiency, minimizing power dissipation and maximizing battery life.
• Low Dropout Voltage: With a low dropout voltage, this regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The wide input voltage range allows for flexibility in various applications.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive heat.
• Current Limit Protection: MIC4576-5.0WU includes current limit protection, safeguarding the device and the connected circuitry from overcurrent conditions.

Advantages

• Reliable voltage regulation
• High efficiency operation
• Compact package size
• Wide input voltage range
• Thermal and current protection features

Disadvantages

• Limited output current capacity (up to 3A)
• Dropout voltage may affect performance in low input voltage scenarios

Working Principles

MIC4576-5.0WU operates as a linear voltage regulator. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The device regulates the voltage by controlling the flow of current through a pass transistor.

Detailed Application Field Plans

MIC4576-5.0WU finds applications in various fields, including:

1. Power supply units for electronic devices
2. Battery-powered systems
3. Automotive electronics
4. Industrial control systems
5. Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC4576-5.0WU include:

1. LM317: A popular adjustable linear voltage regulator with a wide input voltage range.
2. LT1084: A high-current, low dropout voltage regulator suitable for demanding applications.
3. LM1117: A series of low dropout voltage regulators available in various fixed output voltages.

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

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