LT3081ER#PBF

Product Overview

Category

The LT3081ER#PBF belongs to the category of voltage regulators.

Use

It is commonly used to regulate voltage in electronic circuits.

Characteristics

• High precision and accuracy
• Low dropout voltage
• Wide input voltage range
• Adjustable output voltage
• Current limiting and thermal shutdown protection

Package

The LT3081ER#PBF comes in a TO-263 package.

Essence

This voltage regulator is designed to provide stable and regulated voltage output for various electronic applications.

Packaging/Quantity

The LT3081ER#PBF is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 1.2V to 36V
• Output Voltage Range: 0.6V to 34.5V
• Dropout Voltage: 350mV at 1A load current
• Maximum Output Current: 1.5A
• Line Regulation: ±0.02% typical
• Load Regulation: ±0.04% typical
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3081ER#PBF has five pins:

1. IN: Input voltage pin
2. ADJ: Adjust pin for setting the output voltage
3. OUT: Output voltage pin
4. GND: Ground pin
5. SET: Pin for external resistor to set the current limit

Functional Features

• Adjustable output voltage through the ADJ pin
• Current limiting and thermal shutdown protection
• Low dropout voltage enables operation with low input voltages
• Excellent line and load regulation for stable output voltage

Advantages and Disadvantages

Advantages

• High precision and accuracy
• Wide input voltage range
• Adjustable output voltage
• Current limiting and thermal shutdown protection

Disadvantages

• Dropout voltage may limit operation with very low input voltages
• Limited maximum output current compared to some other voltage regulators

Working Principles

The LT3081ER#PBF 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 regulate the output voltage at the desired level.

Detailed Application Field Plans

The LT3081ER#PBF can be used in various applications, including:

1. Power supplies for microcontrollers and other digital circuits
2. Battery charging circuits
3. LED driver circuits
4. Audio amplifiers
5. Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the LT3081ER#PBF include:

1. LM317T
2. LM7805
3. LT1084CP-5
4. LM1117-3.3
5. LDO-5V

These models offer similar functionality and can be used as alternatives depending on specific requirements.

In conclusion, the LT3081ER#PBF is a versatile voltage regulator with high precision and accuracy. Its adjustable output voltage, wide input voltage range, and built-in protection features make it suitable for various electronic applications. However, its limited maximum output current and dropout voltage should be considered when selecting an alternative model.