MIC5219BMM-TR

Product Overview

Category

The MIC5219BMM-TR belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output accuracy
• Low quiescent current
• Thermal shutdown protection
• Short-circuit current limit

Package

The MIC5219BMM-TR comes in a miniature SOT-23 package.

Essence

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

Packaging/Quantity

The MIC5219BMM-TR is typically packaged in reels, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.3V to 16V
• Output Voltage Range: 1.2V to 15V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 120µA
• Output Current: Up to 500mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5219BMM-TR has three pins:

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

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output accuracy provides precise voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption when the device is in standby or idle mode.
• Thermal shutdown protection prevents damage due to excessive heat.
• Short-circuit current limit protects the regulator and connected components from damage in case of a short circuit.

Advantages and Disadvantages

Advantages

• Compact size and lightweight package make it suitable for space-constrained applications.
• Wide input voltage range allows for versatile use in various electronic circuits.
• High output accuracy ensures stable and reliable power supply to sensitive components.

Disadvantages

• Limited output current may not be sufficient for high-power applications.
• The SOT-23 package may require additional heat dissipation measures for certain operating conditions.

Working Principles

The MIC5219BMM-TR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage, adjusting the pass transistor's resistance to maintain a constant output voltage.

Detailed Application Field Plans

The MIC5219BMM-TR can be used in a wide range of applications, including but not limited to: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the MIC5219BMM-TR include: - LM1117-3.3 - LT1761ES5-3.3 - MAX603CPA - TPS73633DBVR

These alternatives offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, the MIC5219BMM-TR is a voltage regulator that offers low dropout voltage, high output accuracy, and thermal protection. Its compact size and wide input voltage range make it suitable for various applications. However, its limited output current and package limitations should be considered when selecting an alternative model.