MIC39301-1.8WU-TR

Product Overview

Category

MIC39301-1.8WU-TR belongs to the category of voltage regulators.

Use

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

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Thermal shutdown protection
• Current limit protection

Package

MIC39301-1.8WU-TR is available in a small outline SOT-223 package.

Essence

The essence of this product lies in its ability to provide a stable output voltage despite fluctuations in the input voltage.

Packaging/Quantity

The product is typically packaged in reels, with each reel containing a specific quantity of units. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 1.8V
• Dropout Voltage: 300mV (typical)
• Maximum Output Current: 1A
• Quiescent Current: 120μA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC39301-1.8WU-TR has the following pin configuration:

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

Functional Features

• High Efficiency: The MIC39301-1.8WU-TR offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage, this product can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The wide input voltage range allows for flexibility in various applications.
• Thermal Shutdown Protection: The device includes thermal shutdown protection, preventing damage due to excessive heat.
• Current Limit Protection: MIC39301-1.8WU-TR incorporates current limit protection to safeguard against overcurrent conditions.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Low dropout voltage ensures stable output even with low input voltages.
• Wide input voltage range allows for versatile applications.
• Thermal shutdown protection prevents overheating.
• Current limit protection safeguards against overcurrent situations.

Disadvantages

• Limited to a fixed output voltage of 1.8V.
• Maximum output current is limited to 1A.

Working Principles

MIC39301-1.8WU-TR operates based on the principle of linear voltage regulation. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage despite variations in the input voltage.

Detailed Application Field Plans

The MIC39301-1.8WU-TR is commonly used in various electronic devices and systems that require a stable and regulated 1.8V power supply. Some typical application fields include:

1. Mobile devices: Smartphones, tablets, portable media players.
2. Computer peripherals: Hard drives, optical drives, USB hubs.
3. Industrial equipment: Sensors, actuators, control systems.
4. Automotive electronics: Infotainment systems, navigation units, dashboard displays.
5. Consumer electronics: Digital cameras, handheld gaming consoles, audio amplifiers.

Detailed and Complete Alternative Models

1. LM1117-1.8: A popular alternative with similar specifications and pin configuration.
2. LT1761-1.8: Another alternative offering low dropout voltage and high efficiency.
3. TPS79618: An alternative model with a wide input voltage range and thermal shutdown protection.

These alternative models can be considered based on specific requirements and availability.

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