MIC39301-2.5BU

Product Overview

Category

MIC39301-2.5BU belongs to the category of voltage regulators.

Use

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

Characteristics

• High precision: MIC39301-2.5BU provides accurate voltage regulation with low output voltage deviation.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Fast transient response: The regulator quickly responds to changes in load current, ensuring stable voltage output.
• Thermal shutdown protection: It includes built-in protection against excessive temperature, preventing damage to the device.
• Current limit protection: MIC39301-2.5BU safeguards against excessive current flow, enhancing circuit safety.

Package

MIC39301-2.5BU is available in a compact and industry-standard TO-263 package.

Essence

The essence of this product lies in its ability to provide precise and stable voltage regulation, ensuring reliable performance of electronic devices.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage: 2.5V
• Output Current: Up to 3A
• Dropout Voltage: 300mV (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

MIC39301-2.5BU has the following pin configuration:

```

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| | --| VIN GND |-- --| VOUT EN |-- |___________| ```

• VIN: Input voltage pin
• GND: Ground pin
• VOUT: Output voltage pin
• EN: Enable pin (active high)

Functional Features

1. Voltage Regulation: MIC39301-2.5BU maintains a stable output voltage of 2.5V, regardless of input voltage fluctuations.
2. Load Regulation: It ensures that the output voltage remains constant even when the load current changes.
3. Thermal Shutdown Protection: The regulator automatically shuts down if the temperature exceeds a safe threshold, preventing damage.
4. Current Limit Protection: It safeguards against excessive current flow, protecting both the regulator and the connected circuitry.

Advantages and Disadvantages

Advantages

• High precision voltage regulation
• Low dropout voltage for efficient operation
• Fast transient response for stability during load changes
• Built-in thermal shutdown and current limit protection

Disadvantages

• Limited to a fixed output voltage of 2.5V
• Requires an external enable signal for operation

Working Principles

MIC39301-2.5BU utilizes a feedback control mechanism to maintain a constant output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to minimize any deviation. This feedback loop ensures precise voltage regulation under varying input conditions and load currents.

Detailed Application Field Plans

MIC39301-2.5BU finds applications in various electronic systems, including but not limited to: - Power supply modules - Battery-powered devices - Industrial automation equipment - Automotive electronics - Communication systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC39301-2.5BU are: - LM1117-2.5 - LT1086-2.5 - TPS7A4901-2.5

These alternatives can be considered based on specific requirements and compatibility with the target application.

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