MIC5205-2.9BM5-TR

Product Overview

Category

The MIC5205-2.9BM5-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Low dropout voltage: The MIC5205-2.9BM5-TR has a low dropout voltage, allowing it to operate efficiently even when the input voltage is close to the desired output voltage.
• High accuracy: It provides precise voltage regulation, ensuring stable and reliable performance.
• Low quiescent current: The regulator consumes minimal current when in standby mode, conserving power and extending battery life.
• Thermal shutdown protection: It incorporates thermal shutdown circuitry to prevent overheating and damage to the device.
• Short-circuit protection: The MIC5205-2.9BM5-TR includes built-in short-circuit protection, safeguarding the circuit from excessive current flow.

Package

This voltage regulator is available in a small SOT-23-5 package, which is compact and suitable for space-constrained applications.

Essence

The essence of the MIC5205-2.9BM5-TR lies in its ability to provide stable and regulated voltage output, ensuring proper functioning of electronic devices.

Packaging/Quantity

The MIC5205-2.9BM5-TR is typically sold 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: 2.9V
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 120µA
• Maximum Output Current: 150mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5205-2.9BM5-TR has five pins arranged as follows:

```

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| | --| V IN|-- Pin 1: Input Voltage --|____| | | --| GND|-- Pin 2: Ground --|____| | | --| V OUT|-- Pin 3: Output Voltage --|____| | | --| BYP|-- Pin 4: Bypass Capacitor --|____| | | --| EN |-- Pin 5: Enable/Shutdown Control --|____| ```

Functional Features

• Voltage Regulation: The MIC5205-2.9BM5-TR maintains a constant output voltage of 2.9V, regardless of variations in the input voltage.
• Low Dropout: It can operate with a minimal voltage difference between the input and output, ensuring efficient power conversion.
• Current Limiting: The regulator incorporates current limiting circuitry to protect the device and the connected circuit from excessive current flow.
• Thermal Protection: In case of excessive temperature rise, the thermal shutdown feature activates, preventing damage to the regulator.

Advantages and Disadvantages

Advantages

• High accuracy and stability in voltage regulation.
• Low dropout voltage ensures efficient operation.
• Compact package suitable for space-constrained applications.
• Thermal and short-circuit protection enhance reliability.

Disadvantages

• Limited maximum output current (150mA).
• Requires an external bypass capacitor for optimal performance.

Working Principles

The MIC5205-2.9BM5-TR is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The regulator operates in a continuous mode, continuously adjusting the pass transistor to compensate for any changes in the input voltage.

Detailed Application Field Plans

The MIC5205-2.9BM5-TR finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Embedded systems - IoT devices - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MIC5205-2.9BM5-TR include: - LM1117-2.9 - LT1763-2.9 - LP2985-2.9

These alternatives can be considered based on specific requirements, such as maximum output current, package type, or additional features.

In conclusion, the MIC5205-2.9BM5-TR is a voltage regulator with excellent voltage regulation characteristics, low dropout voltage, and thermal protection. It is commonly used in various electronic devices and offers advantages such as high accuracy and compact size. However, it has limitations in terms of maximum output current. Alternative models like LM1117-2.9, LT1763-2.9, and LP2985-