MIC5255-2.85BD5-TR

Product Overview

Category

The MIC5255-2.85BD5-TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC5255-2.85BD5-TR provides a stable output voltage.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Low quiescent current: The regulator consumes minimal power when in standby mode.
• Thermal shutdown protection: It includes built-in protection against excessive heat.

Package

The MIC5255-2.85BD5-TR comes in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of this product lies in its ability to provide reliable and stable voltage regulation, ensuring proper functioning of electronic circuits.

Packaging/Quantity

The MIC5255-2.85BD5-TR is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of regulators.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 2.85V
• Dropout Voltage: 150mV (typical)
• Quiescent Current: 45µA (typical)
• Maximum Output Current: 150mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5255-2.85BD5-TR has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin (active high)
4. BYP: Bypass capacitor pin
5. VOUT: Output voltage pin

Functional Features

• Voltage Regulation: The MIC5255-2.85BD5-TR maintains a constant output voltage regardless of input voltage fluctuations.
• Low Dropout Voltage: It can operate efficiently even when the input voltage is only slightly higher than the desired output voltage.
• Enable Pin: The regulator can be enabled or disabled using the EN pin, allowing for power-saving modes.
• Thermal Shutdown Protection: It includes built-in protection to prevent damage from excessive heat.

Advantages and Disadvantages

Advantages

• Stable and reliable voltage regulation
• Low dropout voltage ensures efficient operation
• Low quiescent current for power-saving applications
• Compact surface-mount package for space-constrained designs
• Thermal shutdown protection prevents overheating

Disadvantages

• Maximum output current limited to 150mA
• Limited input voltage range (2.7V to 5.5V)

Working Principles

The MIC5255-2.85BD5-TR operates as a linear voltage regulator. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. When the input voltage drops below the desired output voltage, the regulator compensates by increasing its internal resistance to ensure a constant output voltage.

Detailed Application Field Plans

The MIC5255-2.85BD5-TR finds applications in various electronic devices that require stable voltage regulation. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players often require precise voltage regulation for their internal components.
2. IoT Devices: Internet of Things (IoT) devices, such as sensors and wireless modules, benefit from the MIC5255-2.85BD5-TR's low quiescent current and compact size.
3. Wearable Electronics: Fitness trackers, smartwatches, and other wearable devices rely on stable voltage regulation to ensure optimal performance.
4. Automotive Electronics: The regulator can be used in automotive applications where reliable voltage regulation is crucial for various electronic systems.

Detailed and Complete Alternative Models

1. MIC5255-2.85BD5: Similar to the MIC5255-2.85BD5-TR, but without the tape and reel packaging.
2. LT1763: A low dropout linear regulator with adjustable output voltage and higher maximum output current.
3. LM1117: Another popular linear voltage regulator with fixed output voltage options and a wider input voltage range.

These alternative models offer similar functionality and can be considered as substitutes based on specific requirements.

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