MIC4680-2.5BM

Product Overview

Category

The MIC4680-2.5BM belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• The MIC4680-2.5BM is a low-dropout (LDO) voltage regulator.
• It has a fixed output voltage of 2.5V.
• This regulator can handle a maximum input voltage of 16V.
• It provides a maximum output current of 500mA.
• The device operates within a temperature range of -40°C to +125°C.

Package

The MIC4680-2.5BM comes in a small outline package (SOT-23-5).

Essence

The essence of this product lies in its ability to regulate voltage with low dropout, making it suitable for applications where a stable and precise voltage supply is required.

Packaging/Quantity

The MIC4680-2.5BM is typically packaged in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage: 2.5V
• Output Current: Up to 500mA
• Dropout Voltage: 200mV at 500mA
• Line Regulation: ±0.1%
• Load Regulation: ±0.3%
• Quiescent Current: 120µA
• Shutdown Current: 0.1µA
• Thermal Shutdown Protection: Yes
• Short Circuit Protection: Yes

Pin Configuration

The MIC4680-2.5BM 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. Low Dropout Voltage: The MIC4680-2.5BM exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
2. High Output Current: With a maximum output current of 500mA, this regulator can power a wide range of electronic components and circuits.
3. Thermal Shutdown Protection: The device includes thermal shutdown protection, which prevents damage due to excessive temperature.
4. Short Circuit Protection: The MIC4680-2.5BM incorporates short circuit protection, safeguarding the regulator and connected components from potential damage.

Advantages and Disadvantages

Advantages

• Precise and stable output voltage regulation
• Low dropout voltage for efficient operation
• High output current capability
• Thermal and short circuit protection for enhanced reliability
• Small package size for space-constrained applications

Disadvantages

• Fixed output voltage may limit flexibility in certain applications
• Limited input voltage range compared to some other regulators

Working Principles

The MIC4680-2.5BM operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the difference between the input and desired output voltages. The internal circuitry ensures that the output voltage remains constant even with variations in the input voltage and load conditions. The regulator achieves low dropout by minimizing the voltage difference required for proper regulation.

Detailed Application Field Plans

The MIC4680-2.5BM finds application in various fields, including but not limited to:

1. Battery-Powered Devices: Portable electronic devices such as smartphones, tablets, and portable media players benefit from the stable voltage supply provided by this regulator.
2. Industrial Control Systems: The regulator can be used in industrial control systems to ensure precise and reliable voltage regulation for sensors, actuators, and other components.
3. Automotive Electronics: In automotive applications, the MIC4680-2.5BM can regulate voltage for various electronic systems, including infotainment systems, lighting modules, and control units.
4. IoT Devices: Internet of Things (IoT) devices often require a stable power supply, making this regulator suitable for applications such as smart home devices, wearables, and environmental sensors.

Detailed and Complete Alternative Models

1. LM1117-2.5: This is another popular 2.5V fixed output voltage regulator with similar specifications to the MIC4680-2.5BM.
2. LT1763-2.5: The LT1763-2.5 is a low dropout linear regulator that provides a fixed 2.5V output voltage with excellent line and load regulation.
3. TPS7A25: This regulator from Texas Instruments offers a fixed 2.5V output voltage and features low dropout, high PSRR, and low noise performance.

These alternative models provide similar functionality and can be considered based on specific application requirements.

In conclusion, the