MIC49300-1.8WR-TR

Product Overview

Category

MIC49300-1.8WR-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 capability
• High efficiency
• Low dropout voltage
• Thermal shutdown protection
• Short-circuit current limiting

Package

MIC49300-1.8WR-TR is available in a small outline package (SOP) for easy integration into various electronic circuits.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output, ensuring proper functioning of electronic devices.

Packaging/Quantity

MIC49300-1.8WR-TR is typically packaged in reels containing a specific quantity of units, suitable for automated assembly processes.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 1.8V
• Output Current: Up to 1.5A
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC49300-1.8WR-TR features the following 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

• Voltage Regulation: The MIC49300-1.8WR-TR ensures a stable output voltage regardless of input voltage fluctuations.
• Efficiency: This regulator offers high efficiency, minimizing power loss during voltage conversion.
• Thermal Shutdown Protection: In case of excessive temperature, the device automatically shuts down to prevent damage.
• Short-Circuit Current Limiting: The regulator limits the current in case of a short circuit, protecting both the device and the connected circuitry.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Low dropout voltage ensures efficient operation even with low input voltages.
• Thermal shutdown protection prevents overheating and potential damage.
• Short-circuit current limiting protects the device and connected components.

Disadvantages

• Limited output current capacity (up to 1.5A).
• Requires an external feedback network for precise voltage regulation.

Working Principles

MIC49300-1.8WR-TR operates based on a linear voltage regulation principle. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. By controlling the pass transistor, it compensates for input voltage variations and provides a regulated output voltage.

Detailed Application Field Plans

MIC49300-1.8WR-TR finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC49300-1.8WR-TR include: - LM1117-1.8 - LT1763-1.8 - TPS73601-1.8

These alternatives can be considered based on specific requirements and design constraints.

In conclusion, MIC49300-1.8WR-TR is a voltage regulator with excellent voltage regulation capabilities, high efficiency, and thermal protection features. It finds applications in various electronic devices and has alternative models available for different design needs.