MIC5219-2.8YML-TR

Product Overview

Category

The MIC5219-2.8YML-TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC5219-2.8YML-TR ensures a stable output voltage, regardless of input voltage fluctuations.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Low quiescent current: The regulator consumes minimal power when no load is connected.
• Thermal shutdown protection: It includes built-in protection mechanisms to prevent overheating.

Package

The MIC5219-2.8YML-TR comes in a small surface-mount package, making it suitable for compact electronic designs.

Essence

This voltage regulator is designed to provide a reliable and stable power supply for various electronic applications.

Packaging/Quantity

The MIC5219-2.8YML-TR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input voltage range: 2.5V to 16V
• Output voltage: 2.8V
• Maximum output current: 500mA
• Dropout voltage: 200mV at 100mA
• Quiescent current: 120µA
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC5219-2.8YML-TR has the following pin configuration:

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

Functional Features

• Voltage Regulation: The MIC5219-2.8YML-TR maintains a constant output voltage of 2.8V, regardless of input voltage variations.
• Low Dropout Voltage: It can operate efficiently even when the input voltage is only slightly higher than the desired output voltage.
• Thermal Shutdown Protection: The regulator includes a thermal shutdown feature that protects it from overheating, ensuring safe operation.

Advantages and Disadvantages

Advantages

• Stable output voltage regulation
• Low dropout voltage for efficient operation
• Minimal power consumption in standby mode
• Thermal shutdown protection for enhanced safety

Disadvantages

• Limited maximum output current (500mA)
• Relatively narrow input voltage range (2.5V to 16V)

Working Principles

The MIC5219-2.8YML-TR utilizes a combination of internal circuitry and feedback mechanisms to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a stable 2.8V output.

Detailed Application Field Plans

The MIC5219-2.8YML-TR finds applications in various electronic devices where a stable and regulated power supply is crucial. Some potential application fields include:

1. Mobile devices: Smartphones, tablets, and portable media players often require a stable power source for their internal components.
2. Embedded systems: Microcontrollers, sensors, and other embedded systems benefit from a reliable voltage regulator to ensure proper functionality.
3. Industrial automation: Control systems, motor drivers, and PLCs rely on stable power supplies to maintain accurate operation.
4. Automotive electronics: In-car entertainment systems, navigation units, and engine control modules require regulated power for optimal performance.

Detailed and Complete Alternative Models

1. LM1117-2.8: A popular alternative with similar specifications and pin configuration.
2. LT1763-2.8: Offers lower dropout voltage and higher maximum output current compared to the MIC5219-2.8YML-TR.
3. TPS7A4901: Provides a wider input voltage range and higher maximum output current, suitable for demanding applications.

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