MIC39300-1.8WT

Product Overview

Category

MIC39300-1.8WT belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: TO-220
• Essence: Low dropout voltage regulator
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 1000 units per reel.

Specifications

The specifications of MIC39300-1.8WT are as follows:

• Output Voltage: 1.8V
• Dropout Voltage: 450mV at 3A
• Maximum Input Voltage: 20V
• Maximum Output Current: 3A
• Line Regulation: 0.015%/V
• Load Regulation: 0.04%/A
• Quiescent Current: 5mA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The pin configuration of MIC39300-1.8WT is as follows:

```

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| | --| VIN GND |-- --| VOUT ADJ |-- |___________| ```

Functional Features

• Low dropout voltage: The MIC39300-1.8WT has a low dropout voltage of only 450mV at 3A, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• High output current: With a maximum output current of 3A, this voltage regulator can handle a wide range of applications that require high power consumption.
• Wide operating temperature range: The MIC39300-1.8WT operates reliably in temperatures ranging from -40°C to +125°C, making it suitable for various environments.
• Adjustable output voltage: The ADJ pin allows for fine-tuning of the output voltage, providing flexibility in different applications.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient regulation.
• High output current capability allows for powering demanding circuits.
• Wide operating temperature range enables usage in extreme conditions.
• Adjustable output voltage provides flexibility.

Disadvantages

• Quiescent current of 5mA may be relatively high for low-power applications.
• Limited to a fixed output voltage of 1.8V.

Working Principles

The MIC39300-1.8WT is a linear voltage regulator that operates by maintaining a constant voltage difference between the input and output terminals. It uses a pass transistor to regulate the output voltage, ensuring that it remains stable even when the input voltage fluctuates.

Detailed Application Field Plans

The MIC39300-1.8WT can be used in various applications, including but not limited to: - Power supplies for microcontrollers and other digital ICs. - Battery-powered devices requiring a stable voltage source. - Automotive electronics. - Industrial control systems. - Audio amplifiers.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MIC39300-1.8WT include: - LM1117-1.8: A popular low dropout voltage regulator with a fixed output voltage of 1.8V. - LT1763-1.8: Another low dropout voltage regulator with adjustable output voltage and a maximum output current of 3A. - TPS7A3301-1.8: A high-performance voltage regulator with a fixed output voltage of 1.8V and low dropout voltage.

These alternative models provide options for different design requirements and can be considered as substitutes for the MIC39300-1.8WT.

In conclusion, the MIC39300-1.8WT is a voltage regulator with a low dropout voltage, high output current capability, and wide operating temperature range. It is commonly used in various electronic applications and can be substituted with alternative models depending on specific design needs.