LT3015IMSE-3#PBF

Product Overview

Category

The LT3015IMSE-3#PBF belongs to the category of voltage regulators.

Use

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

Characteristics

• The LT3015IMSE-3#PBF is a low dropout linear regulator.
• It operates with an input voltage range from 2.2V to 20V.
• The output voltage can be adjusted from 1.22V to 19.5V.
• It has a maximum output current of 500mA.
• This regulator offers high accuracy and low noise performance.

Package

The LT3015IMSE-3#PBF comes in a surface mount package (MSE) with exposed pad for enhanced thermal dissipation.

Essence

The essence of this product lies in its ability to provide a stable and regulated output voltage, even when the input voltage fluctuates.

Packaging/Quantity

The LT3015IMSE-3#PBF is typically packaged in reels or tubes, containing a specific quantity of units per package.

Specifications

• Input Voltage Range: 2.2V to 20V
• Output Voltage Range: 1.22V to 19.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 300mV at 500mA
• Line Regulation: ±0.02%
• Load Regulation: ±0.1%
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3015IMSE-3#PBF has the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Excellent line and load regulation characteristics provide stable output voltage under varying conditions.
• Low quiescent current minimizes power consumption in standby or low-load situations.
• Thermal shutdown and current limit protection features safeguard the regulator and connected components.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile applications.
• High accuracy and low noise performance ensure reliable voltage regulation.
• Compact surface mount package facilitates easy integration into circuit designs.
• Thermal dissipation pad enhances heat dissipation, enabling higher power handling capability.

Disadvantages

• Limited maximum output current of 500mA may not be suitable for high-power applications.
• Dropout voltage of 300mV at 500mA may result in some power loss.

Working Principles

The LT3015IMSE-3#PBF operates as a linear regulator, utilizing a pass transistor to regulate the output voltage. It compares the reference voltage (set by the ADJ pin) with the feedback voltage from the output, adjusting the pass transistor to maintain a constant output voltage despite changes in the input voltage.

Detailed Application Field Plans

The LT3015IMSE-3#PBF finds applications in various fields, including:

1. Battery-powered devices: Provides stable voltage supply for portable electronics.
2. Automotive electronics: Regulates voltage for automotive sensors, displays, and control systems.
3. Industrial automation: Ensures consistent voltage levels for PLCs, motor drives, and control circuits.
4. Telecommunications: Stabilizes voltage for communication equipment and network infrastructure.
5. Medical devices: Offers reliable voltage regulation for medical instruments and implants.

Detailed and Complete Alternative Models

1. LT1763: Low dropout linear regulator with adjustable output voltage and higher maximum output current.
2. LM317: Popular linear regulator with adjustable output voltage and higher maximum output current.
3. LT3080: High current linear regulator with adjustable output voltage and enhanced thermal management.

These alternative models provide similar functionality to the LT3015IMSE-3#PBF but may have different specifications and package options.

In conclusion, the LT3015IMSE-3#PBF is a versatile voltage regulator that offers stable and accurate voltage regulation in various applications. Its low dropout voltage, high accuracy, and compact package make it an ideal choice for electronic circuits requiring reliable voltage regulation.