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MIC5249-2.5BMM-TR

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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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MIC5249-2.5BMM-TR in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MIC5249-2.5BMM-TR in technical solutions:

  1. Q: What is the MIC5249-2.5BMM-TR? A: The MIC5249-2.5BMM-TR is a low-dropout (LDO) voltage regulator IC that provides a fixed output voltage of 2.5V.

  2. Q: What is the input voltage range for the MIC5249-2.5BMM-TR? A: The input voltage range for the MIC5249-2.5BMM-TR is typically between 2.7V and 16V.

  3. Q: What is the maximum output current of the MIC5249-2.5BMM-TR? A: The MIC5249-2.5BMM-TR can provide a maximum output current of 150mA.

  4. Q: Can the MIC5249-2.5BMM-TR be used in battery-powered applications? A: Yes, the MIC5249-2.5BMM-TR is suitable for battery-powered applications due to its low quiescent current and low dropout voltage.

  5. Q: Does the MIC5249-2.5BMM-TR require any external components for operation? A: Yes, the MIC5249-2.5BMM-TR requires an input capacitor and an output capacitor for stability and proper operation.

  6. Q: What is the dropout voltage of the MIC5249-2.5BMM-TR? A: The dropout voltage of the MIC5249-2.5BMM-TR is typically 200mV at 150mA load current.

  7. Q: Can the MIC5249-2.5BMM-TR handle input voltage fluctuations? A: Yes, the MIC5249-2.5BMM-TR has built-in protection features like thermal shutdown and current limit to handle input voltage fluctuations.

  8. Q: Is the MIC5249-2.5BMM-TR available in a surface-mount package? A: Yes, the MIC5249-2.5BMM-TR is available in a SOT-23-5 surface-mount package.

  9. Q: Can the MIC5249-2.5BMM-TR be used in automotive applications? A: Yes, the MIC5249-2.5BMM-TR is suitable for automotive applications as it meets the AEC-Q100 standard.

  10. Q: What are some typical applications of the MIC5249-2.5BMM-TR? A: The MIC5249-2.5BMM-TR can be used in various applications such as battery-powered devices, portable electronics, industrial equipment, and automotive systems.

Please note that these answers are general and may vary depending on specific design requirements and conditions.