IRU1206-33CY

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Regulator

Characteristics: - Input Voltage Range: 4.5V to 24V - Output Voltage: 3.3V - Output Current: Up to 1A - Package Type: SOT-223 - Essence: Low Dropout Linear Regulator

Packaging/Quantity: The IRU1206-33CY is typically sold in reels containing 2500 units.

Specifications

The specifications of the IRU1206-33CY voltage regulator are as follows:

• Input Voltage Range: 4.5V to 24V
• Output Voltage: 3.3V
• Output Current: Up to 1A
• Dropout Voltage: 300mV at 1A
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOT-223

Detailed Pin Configuration

The IRU1206-33CY has the following pin configuration:

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

Functional Features

The IRU1206-33CY voltage regulator offers the following functional features:

• Low dropout voltage, ensuring efficient power conversion.
• Excellent line and load regulation, providing stable output voltage.
• Overcurrent and thermal protection, enhancing device reliability.
• Fast transient response, suitable for applications with varying loads.
• Low quiescent current, minimizing power consumption.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - High output current capability supports various loads. - Compact SOT-223 package enables space-saving designs. - Low dropout voltage ensures efficient power conversion.

Disadvantages: - Limited output voltage options (only 3.3V). - Higher quiescent current compared to some alternative models.

Working Principles

The IRU1206-33CY is a low dropout linear regulator that regulates the input voltage to a stable 3.3V output voltage. It utilizes a pass transistor and feedback circuitry to maintain the desired output voltage despite variations in the input voltage and load conditions. The device operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to regulate the output.

Detailed Application Field Plans

The IRU1206-33CY voltage regulator finds applications in various fields, including:

1. Consumer Electronics: Powering microcontrollers, sensors, and other low-power devices.
2. Industrial Automation: Providing regulated voltage for control systems and sensors.
3. Automotive Electronics: Supporting stable voltage supply for automotive modules.
4. Telecommunications: Regulating voltage for communication equipment and network devices.
5. Medical Devices: Ensuring reliable power for medical instruments and monitoring systems.

Detailed and Complete Alternative Models

Some alternative models to the IRU1206-33CY voltage regulator include:

1. LM1117-3.3: Low dropout voltage regulator with adjustable output voltage.
2. LT1763-3.3: Ultra-low dropout linear regulator with high PSRR.
3. TPS7A3301: High-performance LDO voltage regulator with low noise.

These alternatives offer similar functionality and can be considered based on specific application requirements.

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