MIC5247-1.55BM5-TR

Product Overview

Category

MIC5247-1.55BM5-TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC5247-1.55BM5-TR provides a fixed output voltage of 1.55V.
• Low dropout: It operates with a low dropout voltage, ensuring efficient power conversion.
• Low quiescent current: The device consumes minimal current when in standby mode.
• Thermal shutdown protection: It includes built-in protection against excessive temperature.

Package

The MIC5247-1.55BM5-TR comes in a small SOT-23-5 package, which is suitable for space-constrained applications.

Essence

This voltage regulator is designed to provide a stable and reliable power supply for various electronic devices.

Packaging/Quantity

The MIC5247-1.55BM5-TR is typically packaged in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage: 1.55V
• Dropout Voltage: 150mV (typical)
• Quiescent Current: 35µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5247-1.55BM5-TR has five pins arranged as follows:

```

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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

• Voltage Regulation: The MIC5247-1.55BM5-TR maintains a constant output voltage of 1.55V, regardless of input voltage fluctuations.
• Low Dropout: It operates with a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage.
• Thermal Shutdown Protection: The device includes a thermal shutdown feature that protects it from overheating, preventing damage to the regulator and the connected circuitry.

Advantages and Disadvantages

Advantages

• Stable Output: Provides a consistent and reliable output voltage.
• Low Quiescent Current: Consumes minimal current in standby mode, conserving power.
• Small Package Size: The compact SOT-23-5 package allows for easy integration into space-constrained designs.

Disadvantages

• Fixed Output Voltage: The MIC5247-1.55BM5-TR only provides a fixed output voltage of 1.55V, limiting its versatility in applications requiring different voltage levels.

Working Principles

The MIC5247-1.55BM5-TR utilizes a combination of internal circuitry and feedback mechanisms to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal components to maintain a stable output at the desired level.

Detailed Application Field Plans

The MIC5247-1.55BM5-TR finds application in various electronic devices and systems, including:

1. Battery-powered devices: It can be used to regulate voltage in portable electronics such as smartphones, tablets, and wearable devices.
2. IoT devices: The voltage regulator ensures stable power supply in Internet of Things (IoT) devices, enabling reliable operation.
3. Embedded systems: It is suitable for use in microcontroller-based systems, providing a regulated voltage for proper functioning.
4. Automotive electronics: The MIC5247-1.55BM5-TR can be employed in automotive applications, such as infotainment systems and engine control units.

Detailed and Complete Alternative Models

1. MIC5205-1.55YM5-TR: A similar voltage regulator with a fixed output voltage of 1.55V. It comes in a SOT-23-5 package.
2. LP2985-1.55DRG4: Another alternative with a fixed output voltage of 1.55V. This device is available in a small SOT-223 package.

These alternative models offer similar functionality and can be considered as substitutes for the MIC5247-1.55BM5-TR in various applications.

In conclusion, the MIC5247-1.55BM5-TR is a voltage regulator that provides stable and efficient power conversion. With its low dropout voltage, low quiescent current, and thermal shutdown protection, it offers reliable performance in a compact package. While it has a fixed output voltage, it finds application in diverse electronic devices and systems. Alternative models like the MIC5205-1.55YM5-TR and LP2985-1.55DRG4