Microchip Technology
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MIC5239-3.0BMM
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MIC5239-3.0BMM

Product Overview

Category

MIC5239-3.0BMM belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage in electronic circuits.

Characteristics

  • Low dropout voltage
  • High output accuracy
  • Low quiescent current
  • Thermal shutdown protection
  • Short-circuit current limit

Package

MIC5239-3.0BMM is available in a small surface-mount SOT-23 package.

Essence

The essence of MIC5239-3.0BMM lies in its ability to provide stable and regulated voltage for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Input Voltage Range: 2.5V to 16V
  • Output Voltage: 3.0V
  • Dropout Voltage: 200mV (typical)
  • Output Current: 150mA
  • Quiescent Current: 75µA (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC5239-3.0BMM 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

  • Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
  • High output accuracy provides precise voltage regulation for sensitive electronic components.
  • Low quiescent current minimizes power consumption during standby or idle modes.
  • Thermal shutdown protection prevents damage due to excessive temperature.
  • Short-circuit current limit protects the regulator and connected devices from excessive current flow.

Advantages and Disadvantages

Advantages

  • Compact size and surface-mount package make it suitable for space-constrained applications.
  • Wide input voltage range allows compatibility with various power sources.
  • Excellent output accuracy ensures reliable performance.
  • Low quiescent current extends battery life in portable devices.

Disadvantages

  • Limited output current may not be sufficient for high-power applications.
  • Dropout voltage may cause a slight decrease in efficiency.

Working Principles

MIC5239-3.0BMM operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The internal circuitry compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

MIC5239-3.0BMM finds applications in various electronic systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC5239-3.0BMM include: - LM1117-3.0 - LT1763-3.0 - MCP1703-3.0

These alternatives can be considered based on specific requirements and availability in the market.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MIC5239-3.0BMM in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MIC5239-3.0BMM in technical solutions:

  1. Q: What is MIC5239-3.0BMM? A: MIC5239-3.0BMM is a low-dropout (LDO) voltage regulator IC that provides a fixed output voltage of 3.0V.

  2. Q: What is the input voltage range for MIC5239-3.0BMM? A: The input voltage range for MIC5239-3.0BMM is typically between 2.5V and 16V.

  3. Q: What is the maximum output current of MIC5239-3.0BMM? A: MIC5239-3.0BMM can provide a maximum output current of 150mA.

  4. Q: Can MIC5239-3.0BMM be used in battery-powered applications? A: Yes, MIC5239-3.0BMM is suitable for battery-powered applications as it has a low quiescent current and operates efficiently at low input voltages.

  5. Q: Does MIC5239-3.0BMM require any external components for operation? A: Yes, MIC5239-3.0BMM requires a few external components such as input and output capacitors for stability and filtering.

  6. Q: Is MIC5239-3.0BMM protected against overcurrent and thermal shutdown? A: Yes, MIC5239-3.0BMM includes built-in protection features like current limit and thermal shutdown to ensure safe operation.

  7. Q: Can MIC5239-3.0BMM be used in automotive applications? A: Yes, MIC5239-3.0BMM is suitable for automotive applications as it can withstand a wide operating temperature range and has low dropout voltage.

  8. Q: What is the typical dropout voltage of MIC5239-3.0BMM? A: The typical dropout voltage of MIC5239-3.0BMM is around 200mV at full load.

  9. Q: Can MIC5239-3.0BMM be used in noise-sensitive applications? A: Yes, MIC5239-3.0BMM has excellent line and load regulation characteristics, making it suitable for noise-sensitive applications.

  10. Q: Is MIC5239-3.0BMM available in different package options? A: Yes, MIC5239-3.0BMM is available in various package options such as SOT-23, SOT-89, and TO-92, providing flexibility for different PCB layouts and space constraints.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements.