MIC5249-2.5BMM-TR

Product Overview

Category

The MIC5249-2.5BMM-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 MIC5249-2.5BMM-TR provides a stable output voltage of 2.5V.
• 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 excessive heat.

Package

The MIC5249-2.5BMM-TR is available in a miniature SOT-23 package, which is compact and suitable for space-constrained applications.

Essence

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

Packaging/Quantity

The MIC5249-2.5BMM-TR is typically packaged in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage: 2.5V
• Dropout Voltage: 150mV (typical)
• Quiescent Current: 35µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5249-2.5BMM-TR has three pins:

1. VIN (Pin 1): Input voltage pin.
2. GND (Pin 2): Ground reference pin.
3. VOUT (Pin 3): Output voltage pin.

Functional Features

• Voltage Regulation: The MIC5249-2.5BMM-TR maintains a constant output voltage of 2.5V, regardless of input voltage fluctuations.
• Low Dropout Voltage: It can operate with a minimal voltage difference between the input and output, ensuring efficient power conversion.
• Low Quiescent Current: The regulator consumes very little current when in standby mode, conserving energy.
• Thermal Shutdown Protection: Built-in protection mechanism prevents overheating, ensuring safe operation.

Advantages and Disadvantages

Advantages

• Provides stable and regulated output voltage.
• Compact package suitable for space-constrained applications.
• Low dropout voltage ensures efficient power conversion.
• Low quiescent current for energy efficiency.
• Thermal shutdown protection prevents overheating.

Disadvantages

• Limited to a fixed output voltage of 2.5V.
• Not suitable for applications requiring higher or adjustable output voltages.

Working Principles

The MIC5249-2.5BMM-TR operates based on the principle of linear voltage regulation. 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 achieves this by controlling the flow of current through its internal components.

Detailed Application Field Plans

The MIC5249-2.5BMM-TR finds applications in various electronic devices and systems, including:

1. Battery-powered devices: It ensures a stable power supply for portable electronics such as smartphones, tablets, and wearable devices.
2. Embedded systems: Used in microcontroller-based systems, IoT devices, and industrial automation equipment to regulate voltage levels.
3. Communication systems: Provides reliable voltage regulation for wireless communication modules, routers, and networking equipment.
4. Automotive electronics: Used in automotive applications like infotainment systems, sensors, and control units to maintain stable voltage levels.

Detailed and Complete Alternative Models

1. LM1117-2.5: A popular alternative with similar specifications and a fixed output voltage of 2.5V.
2. LT1763-2.5: Offers lower dropout voltage and higher output current capability compared to the MIC5249-2.5BMM-TR.
3. MCP1702-2.5: Provides a low quiescent current and is available in various package options.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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