MIC5219BM5-TR

Product Overview

Category

MIC5219BM5-TR belongs to the category of voltage regulators.

Use

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

Characteristics

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

Package

MIC5219BM5-TR comes in a small SOT-23-5 package.

Essence

The essence of MIC5219BM5-TR lies in its ability to provide stable and regulated voltage output for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of MIC5219BM5-TR units.

Specifications

• Input Voltage Range: 2.3V to 16V
• Output Voltage Range: 1.2V to 15V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 75µA
• Output Current: Up to 500mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC5219BM5-TR has five pins arranged as follows:

```

---

| | --| VIN GND |-- Pin 1: Ground --| VOUT EN |-- Pin 2: Enable (Active High) --| NC NC |-- Pin 3: No Connection --| NC NC |-- Pin 4: No Connection --| VIN VOUT|-- Pin 5: Output Voltage |___________| ```

Functional Features

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

Advantages

• Compact SOT-23-5 package allows for easy integration into space-constrained designs.
• Wide input voltage range enables compatibility with various power sources.
• High output current capability supports the operation of power-hungry devices.
• Excellent line and load regulation ensures stable voltage output under varying conditions.

Disadvantages

• Limited output current compared to higher-power regulators.
• Higher dropout voltage compared to some other low-dropout regulators.

Working Principles

MIC5219BM5-TR operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage, regardless of changes in the input voltage or load conditions. This is achieved through the use of a voltage reference, error amplifier, pass transistor, and feedback network.

Detailed Application Field Plans

MIC5219BM5-TR finds applications in various fields, including but not limited to:

1. Battery-powered devices: Provides regulated voltage for portable electronics such as smartphones, tablets, and wearable devices.
2. Industrial automation: Ensures stable voltage supply for control systems, sensors, and actuators.
3. Automotive electronics: Regulates voltage for automotive modules, infotainment systems, and lighting applications.
4. Communication equipment: Supports voltage regulation in routers, switches, and wireless communication devices.
5. Medical devices: Provides reliable voltage output for medical instruments and diagnostic equipment.

Detailed and Complete Alternative Models

1. MIC5209-3.3YM5-TR
2. MIC5255-2.8YML-TR
3. MIC5239-3.3YML-TR
4. MIC5265-2.8YML-TR
5. MIC5247-2.8YML-TR

These alternative models offer similar functionality and characteristics to MIC5219BM5-TR, providing options for different voltage requirements and package sizes.

In conclusion, MIC5219BM5-TR is a voltage regulator that offers low dropout voltage, high output voltage accuracy, and thermal shutdown protection. It is commonly used in various electronic applications and finds its place in battery-powered devices, industrial automation, automotive electronics, communication equipment, and medical devices. While it has limitations in terms of output current and dropout voltage, there are alternative models available to suit specific requirements.