LT3055EDE-3.3#PBF

Product Overview

Category

The LT3055EDE-3.3#PBF belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output voltage accuracy
• Low quiescent current
• Fast transient response

Package

The LT3055EDE-3.3#PBF comes in a small surface-mount package.

Essence

This voltage regulator is designed to provide a stable output voltage despite fluctuations in input voltage or load conditions.

Packaging/Quantity

The LT3055EDE-3.3#PBF is typically packaged in reels and available in quantities of 2500 units per reel.

Specifications

• Output Voltage: 3.3V
• Dropout Voltage: 340mV at 500mA
• Quiescent Current: 45μA
• Line Regulation: ±0.02%
• Load Regulation: ±0.1%
• Maximum Output Current: 500mA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3055EDE-3.3#PBF has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• Low dropout voltage ensures efficient regulation even with low input voltages.
• High output voltage accuracy provides precise voltage regulation.
• Low quiescent current minimizes power consumption when the load is light.
• Fast transient response allows for quick adjustment to changes in load conditions.

Advantages and Disadvantages

Advantages

• Stable output voltage under varying input voltage and load conditions.
• Small package size enables space-saving designs.
• Low dropout voltage reduces power dissipation.
• High output voltage accuracy ensures reliable performance.

Disadvantages

• Limited maximum output current of 500mA.
• Operating temperature range may not be suitable for extreme environments.

Working Principles

The LT3055EDE-3.3#PBF operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. This is achieved through the use of a voltage reference, error amplifier, and pass transistor.

Detailed Application Field Plans

The LT3055EDE-3.3#PBF finds applications in various electronic systems, including: 1. Battery-powered devices 2. Portable electronics 3. Embedded systems 4. Communication equipment 5. Industrial control systems

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. LT1763-3.3: Offers lower dropout voltage and higher maximum output current.
3. ADP3339-3.3: Provides excellent line and load regulation characteristics.

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

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