LT3015MPQ-3#TRPBF

Product Overview

Category

The LT3015MPQ-3#TRPBF belongs to the category of voltage regulators.

Use

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

Characteristics

• Low dropout voltage
• High output current capability
• Adjustable output voltage
• Thermal shutdown protection
• Reverse battery protection

Package

The LT3015MPQ-3#TRPBF comes in a small and compact package, making it suitable for space-constrained applications.

Essence

The essence of the LT3015MPQ-3#TRPBF lies in its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.2V to 20V
• Output Voltage Range: 1.22V to 18V
• Maximum Output Current: 500mA
• Dropout Voltage: 300mV at 500mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3015MPQ-3#TRPBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. ADJ: Adjustable pin for setting the output voltage
4. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output current capability allows for powering a wide range of electronic components.
• Adjustable output voltage provides flexibility in meeting specific voltage requirements.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Reverse battery protection safeguards the circuit from potential damage caused by reverse polarity.

Advantages and Disadvantages

Advantages

• Compact package size
• Wide input voltage range
• Adjustable output voltage
• Low dropout voltage
• Thermal shutdown protection
• Reverse battery protection

Disadvantages

• Limited maximum output current (500mA)

Working Principles

The LT3015MPQ-3#TRPBF operates based on a linear regulator architecture. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows it to maintain a stable output voltage, even when the input voltage fluctuates.

Detailed Application Field Plans

The LT3015MPQ-3#TRPBF finds applications in various fields, including:

1. Portable electronic devices: Provides regulated power supply for smartphones, tablets, and portable audio players.
2. Automotive electronics: Used in automotive infotainment systems, GPS devices, and dashboard displays.
3. Industrial control systems: Ensures stable voltage supply for PLCs, motor drives, and sensors.
4. Medical equipment: Powers medical devices such as patient monitors, infusion pumps, and diagnostic instruments.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT3015MPQ-3#TRPBF include:

1. LM317: A popular adjustable voltage regulator with a wide input voltage range.
2. LT1084: Provides high output current capability and low dropout voltage.
3. LM1117: Offers fixed output voltage options and thermal shutdown protection.

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

In conclusion, the LT3015MPQ-3#TRPBF is a versatile voltage regulator with excellent characteristics, making it suitable for a wide range of applications. Its compact size, adjustable output voltage, and various protection features make it a reliable choice for electronic circuit design.