MIC5219-2.5BM5-TR

Product Overview

Category

MIC5219-2.5BM5-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 MIC5219-2.5BM5-TR provides a stable output voltage.
• 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 in standby mode.
• Thermal shutdown protection: It includes built-in protection against overheating.

Package

The MIC5219-2.5BM5-TR comes in a small surface-mount package (SOT-23-5).

Essence

The essence of this product lies in its ability to maintain a constant and reliable voltage output, ensuring the proper functioning of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input voltage range: 2.3V to 16V
• Output voltage: 2.5V
• Maximum output current: 500mA
• Dropout voltage: 120mV at 100mA
• Quiescent current: 120µA
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC5219-2.5BM5-TR has five pins arranged as follows:

1. GND (Ground)
2. VIN (Input Voltage)
3. VOUT (Output Voltage)
4. BYP (Bypass Capacitor)
5. EN (Enable)

Functional Features

• Voltage Regulation: The MIC5219-2.5BM5-TR ensures a stable output voltage of 2.5V, regardless of input voltage fluctuations.
• Low Dropout Voltage: It can maintain regulation even when the input voltage is only slightly higher than the desired output voltage.
• Low Quiescent Current: The regulator consumes minimal power in standby mode, making it suitable for battery-powered applications.
• Thermal Shutdown Protection: Built-in protection prevents the regulator from overheating, ensuring its longevity and reliability.

Advantages and Disadvantages

Advantages

• Provides stable and regulated output voltage.
• Low dropout voltage allows efficient operation with low input voltages.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection ensures safety and reliability.

Disadvantages

• Limited maximum output current (500mA).
• Requires an external bypass capacitor for optimal performance.

Working Principles

The MIC5219-2.5BM5-TR 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 constant output voltage of 2.5V. The regulator utilizes a pass transistor to regulate the voltage and dissipates excess energy as heat.

Detailed Application Field Plans

The MIC5219-2.5BM5-TR finds applications in various electronic devices and circuits, including but not limited to: - Battery-powered devices - Portable audio players - Mobile phones - Wireless communication systems - Embedded systems - Industrial control systems

Detailed and Complete Alternative Models

1. LM1117-2.5: A popular alternative with similar specifications and pin configuration.
2. LT1763-2.5: Offers lower dropout voltage and higher maximum output current.
3. MCP1702-2.5: Provides a wide input voltage range and low quiescent current.

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.

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