MIC2937A-5.0BT

Product Overview

Category

The MIC2937A-5.0BT belongs to the category of voltage regulators.

Use

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

Characteristics

• The MIC2937A-5.0BT is a low-dropout (LDO) voltage regulator.
• It offers a fixed output voltage of 5.0 volts.
• This device is capable of providing up to 1.5 amperes of output current.
• It operates within a wide input voltage range, typically from 6 volts to 26 volts.
• The MIC2937A-5.0BT exhibits excellent line and load regulation characteristics.
• It features thermal shutdown and current limit protection mechanisms.

Package

The MIC2937A-5.0BT is available in a TO-220 package.

Essence

This voltage regulator ensures a stable and reliable power supply by maintaining a constant output voltage despite variations in input voltage and load conditions.

Packaging/Quantity

The MIC2937A-5.0BT is typically sold in reels or tubes containing a specified quantity of units, such as 100 pieces per reel.

Specifications

• Output Voltage: 5.0 volts
• Output Current: Up to 1.5 amperes
• Input Voltage Range: 6 volts to 26 volts
• Dropout Voltage: Typically 0.6 volts at 1 ampere
• Line Regulation: Typically 0.01%/V
• Load Regulation: Typically 0.04%/A
• Operating Temperature Range: -40°C to +125°C
• Package Type: TO-220

Detailed Pin Configuration

The MIC2937A-5.0BT has three pins:

1. Input (VIN): This pin receives the input voltage that needs to be regulated.
2. Ground (GND): This pin is connected to the ground reference of the circuit.
3. Output (VOUT): The regulated output voltage is provided through this pin.

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Excellent line and load regulation characteristics maintain a stable output voltage under varying conditions.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Current limit protection safeguards against overcurrent situations.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile applications.
• High output current capability suits power-hungry devices.
• Compact TO-220 package facilitates easy integration into various circuits.
• Efficient regulation minimizes power dissipation.

Disadvantages

• The fixed output voltage may not be suitable for all applications requiring variable voltages.
• The TO-220 package may require additional heat sinking in high-power applications.

Working Principles

The MIC2937A-5.0BT utilizes a combination of internal circuitry, feedback mechanisms, and control components to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a constant 5.0 volts at the output.

Detailed Application Field Plans

The MIC2937A-5.0BT finds applications in various electronic systems that require a stable 5.0-volt power supply. Some common application fields include:

1. Microcontroller-based systems
2. Embedded systems
3. Industrial automation equipment
4. Power management modules
5. Battery-powered devices
6. Automotive electronics

Detailed and Complete Alternative Models

1. LM1117-5.0: A popular alternative with similar specifications and features.
2. LT1085CT-5.0: Offers higher output current capability and lower dropout voltage.
3. ADP3339AKC-5.0: Provides excellent line and load regulation characteristics.

These alternative models can be considered based on specific requirements and compatibility with the target application.

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