MIC5219-3.0YM5-TR

Product Overview

Category

MIC5219-3.0YM5-TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC5219-3.0YM5-TR provides a stable output voltage of 3.0 volts.
• 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 current when not delivering power to the load.
• Thermal shutdown protection: It includes built-in protection against excessive heat, ensuring safe operation.
• Short-circuit protection: The device safeguards against short-circuits, preventing damage to the circuitry.

Package

The MIC5219-3.0YM5-TR comes in a compact SOT-23-5 package, which is widely used for surface-mount applications.

Essence

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

Packaging/Quantity

The MIC5219-3.0YM5-TR is typically packaged in reels containing 3000 units, suitable for automated assembly processes.

Specifications

• Input Voltage Range: 2.3V to 16V
• Output Voltage: 3.0V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 75µA (typical)
• Operating Temperature Range: -40°C to +125°C
• Maximum Output Current: 500mA

Detailed Pin Configuration

The MIC5219-3.0YM5-TR has five pins arranged as follows:

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1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin (active high)
4. BYP: Bypass capacitor pin
5. VOUT: Output voltage pin

Functional Features

• Voltage Regulation: The MIC5219-3.0YM5-TR maintains a constant output voltage of 3.0 volts, regardless of input voltage fluctuations.
• Low Dropout Voltage: It can operate with a minimal voltage difference between the input and output, ensuring efficient power delivery.
• Low Quiescent Current: The regulator consumes very little current when not actively supplying power to the load, reducing overall power consumption.
• Thermal Shutdown Protection: Built-in thermal protection prevents the device from overheating, ensuring safe operation under various conditions.
• Short-Circuit Protection: The regulator includes short-circuit protection, safeguarding against potential damage caused by excessive current flow.

Advantages and Disadvantages

Advantages

• Provides stable and regulated output voltage.
• Low dropout voltage ensures efficient power delivery.
• Compact package suitable for surface-mount applications.
• Offers thermal shutdown and short-circuit protection.

Disadvantages

• Limited maximum output current of 500mA.
• Requires external bypass capacitors for optimal performance.

Working Principles

The MIC5219-3.0YM5-TR operates based on the principle of linear voltage regulation. It utilizes a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.0 volts. The regulator uses a pass transistor to control the voltage drop across it, ensuring that the output voltage remains stable even when the input voltage varies.

Detailed Application Field Plans

The MIC5219-3.0YM5-TR finds application in various electronic devices and circuits, including but not limited to: - Battery-powered devices - Portable consumer electronics - Embedded systems - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

1. LM1117-3.0: A popular alternative with similar specifications and pin configuration.
2. LT1763-3.0: Offers higher maximum output current and lower dropout voltage.
3. MCP1703-3002E: Provides a wide input voltage range and low quiescent current.

These alternative models offer comparable performance and can be considered as substitutes for the MIC5219-3.0YM5-TR in various applications.

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