MIC5271-3.0BM5

Product Overview

Category

MIC5271-3.0BM5 belongs to the category of voltage regulators.

Use

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

Characteristics

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

Package

MIC5271-3.0BM5 is available in a small SOT-23-5 package.

Essence

The essence of MIC5271-3.0BM5 lies in its ability to provide stable and regulated voltage for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing 3000 units.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 3.0V
• Dropout Voltage: 150mV at 150mA
• Quiescent Current: 40µA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC5271-3.0BM5 has five pins arranged as follows:

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Pin 1: Enable (EN) Pin 2: Ground (GND) Pin 3: Feedback (FB) Pin 4: Output (OUT) Pin 5: Input (IN)

Functional Features

1. Low Dropout Voltage: The MIC5271-3.0BM5 exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
2. Low Quiescent Current: With a low quiescent current, this voltage regulator minimizes power consumption when the load is light.
3. High Output Accuracy: The device provides high output accuracy, ensuring precise voltage regulation for sensitive electronic components.
4. Thermal Shutdown Protection: MIC5271-3.0BM5 incorporates thermal shutdown protection, preventing damage due to excessive temperature.
5. Short-Circuit Current Limit: It features a short-circuit current limit to protect the circuit from excessive current flow during a fault condition.

Advantages and Disadvantages

Advantages

• Efficient voltage regulation
• Low power consumption
• Precise output voltage
• Thermal protection
• Short-circuit protection

Disadvantages

• Limited input voltage range (2.5V to 16V)
• SOT-23-5 package may require careful handling during assembly

Working Principles

MIC5271-3.0BM5 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. By comparing the feedback voltage with a reference voltage, the device adjusts the pass transistor to maintain a stable output voltage.

Detailed Application Field Plans

MIC5271-3.0BM5 finds applications in various electronic devices and 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 MIC5271-3.0BM5 include: - LM1117-3.3 - LT1763-3.3 - TPS73633

These alternatives provide comparable voltage regulation capabilities and can be considered as substitutes depending on specific requirements and constraints.

In conclusion, MIC5271-3.0BM5 is a voltage regulator with excellent characteristics such as low dropout voltage, low quiescent current, and high output accuracy. It offers thermal shutdown and short-circuit protection, making it suitable for a wide range of applications. While it has some limitations in terms of input voltage range and package type, there are alternative models available to meet specific needs.