MIC49500-0.9WU TR

Product Overview

Category

MIC49500-0.9WU TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC49500-0.9WU TR provides a stable output voltage.
• Efficiency: It operates with high efficiency, minimizing power loss.
• Low dropout voltage: The regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: It includes built-in protection against overheating.

Package

The MIC49500-0.9WU TR is available in a small outline SOT-23 package.

Essence

The essence of this product lies in its ability to provide reliable voltage regulation for various electronic applications.

Packaging/Quantity

The MIC49500-0.9WU TR is typically packaged in reels containing 3000 units per reel.

Specifications

• Input voltage range: 2.5V to 6.5V
• Output voltage: 0.9V
• Maximum output current: 500mA
• Dropout voltage: 200mV (typical)
• Quiescent current: 120μA (typical)
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC49500-0.9WU TR has the following pin configuration:

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

Functional Features

• Voltage regulation: The MIC49500-0.9WU TR maintains a constant output voltage regardless of changes in the input voltage or load conditions.
• Low dropout voltage: It can operate with a very small difference between the input and output voltages, ensuring efficient power conversion.
• Thermal shutdown protection: The regulator includes a thermal shutdown feature that protects it from overheating, enhancing its reliability.

Advantages and Disadvantages

Advantages

• High efficiency operation
• Low dropout voltage
• Thermal shutdown protection
• Small package size

Disadvantages

• Limited maximum output current (500mA)

Working Principles

The MIC49500-0.9WU TR is a linear voltage regulator that uses a feedback mechanism to maintain a stable output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to ensure the desired output voltage is maintained. The regulator operates by dissipating excess energy as heat, which is why it has a maximum current rating and requires proper heat dissipation.

Detailed Application Field Plans

The MIC49500-0.9WU TR can be used in various electronic applications, including:

1. Mobile devices: It can regulate the voltage for components such as processors, memory modules, and sensors.
2. IoT devices: The regulator ensures stable voltage supply for microcontrollers, wireless modules, and sensors in IoT applications.
3. Portable audio/video devices: It provides reliable voltage regulation for audio amplifiers, display drivers, and other components.
4. Battery-powered systems: The regulator helps maintain a stable voltage level in battery-powered devices, extending their operating time.

Detailed and Complete Alternative Models

1. MIC49150-1.8WU TR: A similar voltage regulator with an output voltage of 1.8V and a maximum output current of 150mA.
2. MIC49650-3.3WU TR: Another alternative model offering a regulated output voltage of 3.3V and a maximum output current of 650mA.
3. MIC49990-5.0WU TR: This model provides a fixed output voltage of 5.0V and a maximum output current of 90mA.

These alternative models offer different output voltages and current ratings, allowing users to select the most suitable option for their specific application requirements.

In conclusion, the MIC49500-0.9WU TR is a voltage regulator that provides stable voltage regulation with high efficiency and low dropout voltage. It offers thermal shutdown protection and is commonly used in various electronic devices. Alternative models with different specifications are available to cater to different application needs.