MIC49300-0.9WR

Product Overview

Category

MIC49300-0.9WR belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Overcurrent and thermal protection
• Adjustable output voltage

Package

MIC49300-0.9WR comes in a compact surface mount package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage to electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 0.9V to 5.5V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 3A
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Overcurrent and thermal protection safeguard the regulator and connected devices.
• Adjustable output voltage allows for flexibility in various applications.
• Fast transient response ensures stability during load changes.

Advantages

• High efficiency results in reduced power dissipation.
• Wide input voltage range accommodates different power supply sources.
• Compact package size saves board space.
• Overcurrent and thermal protection enhance system reliability.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage may affect performance in low input voltage scenarios.

Working Principles

MIC49300-0.9WR operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. The enable pin (EN) controls the regulator's operation, allowing for power-saving modes when not required.

Detailed Application Field Plans

This voltage regulator is commonly used in various electronic devices and systems, including:

1. Mobile phones
2. Tablets
3. Portable media players
4. Wireless communication devices
5. Battery-powered devices
6. Industrial control systems
7. Automotive electronics

Detailed and Complete Alternative Models

1. MIC49150-1.8WR: Similar voltage regulator with a fixed output voltage of 1.8V.
2. MIC49500-3.3WR: Voltage regulator with a higher maximum output current of 5A.
3. MIC49710-2.5WR: Adjustable voltage regulator with an output voltage range of 2.5V to 5.5V.

These alternative models offer different specifications and features to cater to specific application requirements.

In conclusion, MIC49300-0.9WR is a voltage regulator that provides stable and regulated voltage for electronic circuits. Its high efficiency, low dropout voltage, and adjustable output voltage make it suitable for a wide range of applications. However, its limited maximum output current and dropout voltage should be considered when selecting the appropriate model for high-power or low input voltage scenarios.