MIC5259-4.75BML-TR

Product Overview

Category

The MIC5259-4.75BML-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 MIC5259-4.75BML-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 to prevent overheating.

Package

The MIC5259-4.75BML-TR is available in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of this product lies in its ability to maintain a constant and reliable voltage output, ensuring the proper functioning of electronic circuits.

Packaging/Quantity

The MIC5259-4.75BML-TR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input voltage range: 2.5V to 16V
• Output voltage: 4.75V
• Maximum output current: 150mA
• Dropout voltage: 200mV at 100mA
• Quiescent current: 40µA
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC5259-4.75BML-TR has the following pin configuration:

1. VIN (Input voltage)
2. GND (Ground)
3. VOUT (Output voltage)

Functional Features

• Voltage regulation: The MIC5259-4.75BML-TR maintains a stable output voltage regardless of variations in the input voltage.
• Low dropout voltage: It can operate efficiently even when the input voltage is only slightly higher than the desired output voltage.
• Low quiescent current: The regulator consumes minimal power in standby mode, extending battery life in portable devices.
• Thermal shutdown protection: It includes built-in protection to prevent overheating, ensuring safe operation.

Advantages and Disadvantages

Advantages

• Provides stable output voltage
• Low dropout voltage for efficient operation
• Low quiescent current for power-saving
• Thermal shutdown protection for safety

Disadvantages

• Limited maximum output current (150mA)
• Restricted input voltage range (2.5V to 16V)

Working Principles

The MIC5259-4.75BML-TR operates based on a feedback mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. This feedback loop ensures that the output voltage remains stable even when the input voltage or load conditions change.

Detailed Application Field Plans

The MIC5259-4.75BML-TR finds applications in various electronic devices and systems, including:

1. Mobile phones and smartphones
2. Portable media players
3. Wireless communication devices
4. Battery-powered devices
5. Automotive electronics
6. Industrial control systems
7. Medical equipment
8. Consumer electronics

Detailed and Complete Alternative Models

1. LM1117-4.75: A popular alternative with similar specifications and pin configuration.
2. LT1763-4.75: Another alternative offering high accuracy and low dropout voltage.
3. ADP3339-4.75: An alternative with adjustable output voltage and high output current capability.

These alternative models provide similar functionality and can be used as substitutes for the MIC5259-4.75BML-TR in various applications.

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