LT3081IR#TRPBF

Product Overview

Category

The LT3081IR#TRPBF belongs to the category of voltage regulators.

Use

It is commonly used to regulate voltage in electronic circuits.

Characteristics

• High precision and low dropout voltage
• Adjustable output voltage
• Current limiting and thermal shutdown features
• Wide input voltage range
• Low quiescent current

Package

The LT3081IR#TRPBF comes in a small outline integrated circuit (SOIC) package.

Essence

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

Packaging/Quantity

The LT3081IR#TRPBF is typically packaged in reels, with 2500 units per reel.

Specifications

• Input Voltage Range: 1.2V to 36V
• Output Voltage Range: 0.6V to 34.5V
• Maximum Output Current: 1.5A
• Dropout Voltage: 350mV at 1A
• Quiescent Current: 40μA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3081IR#TRPBF has five pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. ADJ: Adjust pin for setting the output voltage
4. VOUT: Output voltage pin
5. SET: Current limit set pin

Functional Features

• Adjustable output voltage through the ADJ pin
• Current limiting feature to protect the circuit from excessive current
• Thermal shutdown protection to prevent overheating
• Wide input voltage range allows for versatile applications
• Low quiescent current minimizes power consumption

Advantages and Disadvantages

Advantages

• High precision and stability in voltage regulation
• Flexibility in adjusting output voltage
• Protection features ensure the safety of the circuit
• Wide input voltage range allows for compatibility with various power sources

Disadvantages

• Limited maximum output current compared to some other voltage regulators
• Dropout voltage may cause a slight loss in efficiency

Working Principles

The LT3081IR#TRPBF operates based on a linear regulator architecture. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The device regulates the voltage by controlling the flow of current through a pass transistor.

Detailed Application Field Plans

The LT3081IR#TRPBF finds applications in various fields, including:

1. Power supply circuits for electronic devices
2. Battery charging systems
3. Automotive electronics
4. Industrial control systems
5. LED lighting applications

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator with similar characteristics.
2. LT1084: Provides higher output current capability while maintaining low dropout voltage.
3. LM1117: Low dropout voltage regulator suitable for low-power applications.
4. LT1763: Ultra-low quiescent current regulator with high precision voltage regulation.

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific requirements.

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